MIPS: Alchemy: Au1300 SoC support
Add basic support for the Au1300 variant(s): - New GPIO/Interrupt controller - DBDMA ids - USB setup - MMC support - enable various PSC drivers - detection code. Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com> To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2866/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>hifive-unleashed-5.1
Manuel Lauss
Ralf Baechle
parent
fb469f084f
commit
809f36c6f4
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@ -2,6 +2,10 @@
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config ALCHEMY_GPIOINT_AU1000
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bool
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# au1300-style GPIO/INT controller
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config ALCHEMY_GPIOINT_AU1300
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bool
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# select this in your board config if you don't want to use the gpio
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# namespace as documented in the manuals. In this case however you need
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# to create the necessary gpio_* functions in your board code/headers!
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@ -6,9 +6,10 @@
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#
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obj-y += prom.o time.o clocks.o platform.o power.o setup.o \
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sleeper.o dma.o dbdma.o
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sleeper.o dma.o dbdma.o vss.o
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obj-$(CONFIG_ALCHEMY_GPIOINT_AU1000) += irq.o
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obj-$(CONFIG_ALCHEMY_GPIOINT_AU1300) += gpioint.o
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# optional gpiolib support
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ifeq ($(CONFIG_ALCHEMY_GPIO_INDIRECT),)
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@ -148,6 +148,50 @@ static dbdev_tab_t au1200_dbdev_tab[] __initdata = {
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{ DSCR_CMD0_ALWAYS, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
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};
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static dbdev_tab_t au1300_dbdev_tab[] __initdata = {
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{ AU1300_DSCR_CMD0_UART0_TX, DEV_FLAGS_OUT, 0, 8, 0x10100004, 0, 0 },
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{ AU1300_DSCR_CMD0_UART0_RX, DEV_FLAGS_IN, 0, 8, 0x10100000, 0, 0 },
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{ AU1300_DSCR_CMD0_UART1_TX, DEV_FLAGS_OUT, 0, 8, 0x10101004, 0, 0 },
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{ AU1300_DSCR_CMD0_UART1_RX, DEV_FLAGS_IN, 0, 8, 0x10101000, 0, 0 },
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{ AU1300_DSCR_CMD0_UART2_TX, DEV_FLAGS_OUT, 0, 8, 0x10102004, 0, 0 },
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{ AU1300_DSCR_CMD0_UART2_RX, DEV_FLAGS_IN, 0, 8, 0x10102000, 0, 0 },
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{ AU1300_DSCR_CMD0_UART3_TX, DEV_FLAGS_OUT, 0, 8, 0x10103004, 0, 0 },
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{ AU1300_DSCR_CMD0_UART3_RX, DEV_FLAGS_IN, 0, 8, 0x10103000, 0, 0 },
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{ AU1300_DSCR_CMD0_SDMS_TX0, DEV_FLAGS_OUT, 4, 8, 0x10600000, 0, 0 },
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{ AU1300_DSCR_CMD0_SDMS_RX0, DEV_FLAGS_IN, 4, 8, 0x10600004, 0, 0 },
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{ AU1300_DSCR_CMD0_SDMS_TX1, DEV_FLAGS_OUT, 8, 8, 0x10601000, 0, 0 },
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{ AU1300_DSCR_CMD0_SDMS_RX1, DEV_FLAGS_IN, 8, 8, 0x10601004, 0, 0 },
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{ AU1300_DSCR_CMD0_AES_RX, DEV_FLAGS_IN , 4, 32, 0x10300008, 0, 0 },
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{ AU1300_DSCR_CMD0_AES_TX, DEV_FLAGS_OUT, 4, 32, 0x10300004, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC0_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0001c, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC0_RX, DEV_FLAGS_IN, 0, 16, 0x10a0001c, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC1_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0101c, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC1_RX, DEV_FLAGS_IN, 0, 16, 0x10a0101c, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC2_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0201c, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC2_RX, DEV_FLAGS_IN, 0, 16, 0x10a0201c, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC3_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0301c, 0, 0 },
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{ AU1300_DSCR_CMD0_PSC3_RX, DEV_FLAGS_IN, 0, 16, 0x10a0301c, 0, 0 },
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{ AU1300_DSCR_CMD0_LCD, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
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{ AU1300_DSCR_CMD0_NAND_FLASH, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
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{ AU1300_DSCR_CMD0_SDMS_TX2, DEV_FLAGS_OUT, 4, 8, 0x10602000, 0, 0 },
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{ AU1300_DSCR_CMD0_SDMS_RX2, DEV_FLAGS_IN, 4, 8, 0x10602004, 0, 0 },
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{ AU1300_DSCR_CMD0_CIM_SYNC, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
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{ AU1300_DSCR_CMD0_UDMA, DEV_FLAGS_ANYUSE, 0, 32, 0x14001810, 0, 0 },
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{ AU1300_DSCR_CMD0_DMA_REQ0, 0, 0, 0, 0x00000000, 0, 0 },
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{ AU1300_DSCR_CMD0_DMA_REQ1, 0, 0, 0, 0x00000000, 0, 0 },
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{ DSCR_CMD0_THROTTLE, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
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{ DSCR_CMD0_ALWAYS, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
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};
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/* 32 predefined plus 32 custom */
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#define DBDEV_TAB_SIZE 64
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@ -1038,6 +1082,8 @@ static int __init alchemy_dbdma_init(void)
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return dbdma_setup(AU1550_DDMA_INT, au1550_dbdev_tab);
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case ALCHEMY_CPU_AU1200:
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return dbdma_setup(AU1200_DDMA_INT, au1200_dbdev_tab);
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case ALCHEMY_CPU_AU1300:
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return dbdma_setup(AU1300_DDMA_INT, au1300_dbdev_tab);
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}
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return 0;
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}
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@ -0,0 +1,411 @@
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/*
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* gpioint.c - Au1300 GPIO+Interrupt controller (I call it "GPIC") support.
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*
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* Copyright (c) 2009-2011 Manuel Lauss <manuel.lauss@googlemail.com>
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*
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* licensed under the GPLv2.
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*/
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#include <linux/io.h>
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#include <linux/interrupt.h>
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#include <linux/module.h>
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#include <linux/slab.h>
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#include <linux/syscore_ops.h>
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#include <linux/types.h>
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#include <asm/irq_cpu.h>
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#include <asm/mach-au1x00/au1000.h>
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#include <asm/mach-au1x00/gpio-au1300.h>
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static int au1300_gpic_settype(struct irq_data *d, unsigned int type);
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/* setup for known onchip sources */
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struct gpic_devint_data {
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int irq; /* linux IRQ number */
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int type; /* IRQ_TYPE_ */
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int prio; /* irq priority, 0 highest, 3 lowest */
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int internal; /* internal source (no ext. pin)? */
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};
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static const struct gpic_devint_data au1300_devints[] __initdata = {
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/* multifunction: gpio pin or device */
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{ AU1300_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_SD1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_SD2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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{ AU1300_NAND_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
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/* au1300 internal */
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{ AU1300_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_MMU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_MPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_GPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_UDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 1, },
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{ AU1300_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_SD0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_USB_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_BSA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_MPE_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
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{ AU1300_ITE_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_AES_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ AU1300_CIM_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
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{ -1, }, /* terminator */
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};
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/*
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* au1300_gpic_chgcfg - change PIN configuration.
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* @gpio: pin to change (0-based GPIO number from datasheet).
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* @clr: clear all bits set in 'clr'.
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* @set: set these bits.
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*
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* modifies a pins' configuration register, bits set in @clr will
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* be cleared in the register, bits in @set will be set.
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*/
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static inline void au1300_gpic_chgcfg(unsigned int gpio,
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unsigned long clr,
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unsigned long set)
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{
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void __iomem *r = AU1300_GPIC_ADDR;
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unsigned long l;
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r += gpio * 4; /* offset into pin config array */
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l = __raw_readl(r + AU1300_GPIC_PINCFG);
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l &= ~clr;
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l |= set;
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__raw_writel(l, r + AU1300_GPIC_PINCFG);
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wmb();
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}
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/*
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* au1300_pinfunc_to_gpio - assign a pin as GPIO input (GPIO ctrl).
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* @pin: pin (0-based GPIO number from datasheet).
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*
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* Assigns a GPIO pin to the GPIO controller, so its level can either
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* be read or set through the generic GPIO functions.
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* If you need a GPOUT, use au1300_gpio_set_value(pin, 0/1).
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* REVISIT: is this function really necessary?
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*/
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void au1300_pinfunc_to_gpio(enum au1300_multifunc_pins gpio)
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{
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au1300_gpio_direction_input(gpio + AU1300_GPIO_BASE);
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}
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EXPORT_SYMBOL_GPL(au1300_pinfunc_to_gpio);
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/*
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* au1300_pinfunc_to_dev - assign a pin to the device function.
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* @pin: pin (0-based GPIO number from datasheet).
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*
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* Assigns a GPIO pin to its associated device function; the pin will be
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* driven by the device and not through GPIO functions.
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*/
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void au1300_pinfunc_to_dev(enum au1300_multifunc_pins gpio)
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{
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void __iomem *r = AU1300_GPIC_ADDR;
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unsigned long bit;
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r += GPIC_GPIO_BANKOFF(gpio);
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bit = GPIC_GPIO_TO_BIT(gpio);
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__raw_writel(bit, r + AU1300_GPIC_DEVSEL);
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wmb();
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}
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EXPORT_SYMBOL_GPL(au1300_pinfunc_to_dev);
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/*
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* au1300_set_irq_priority - set internal priority of IRQ.
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* @irq: irq to set priority (linux irq number).
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* @p: priority (0 = highest, 3 = lowest).
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*/
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void au1300_set_irq_priority(unsigned int irq, int p)
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{
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irq -= ALCHEMY_GPIC_INT_BASE;
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au1300_gpic_chgcfg(irq, GPIC_CFG_IL_MASK, GPIC_CFG_IL_SET(p));
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}
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EXPORT_SYMBOL_GPL(au1300_set_irq_priority);
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/*
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* au1300_set_dbdma_gpio - assign a gpio to one of the DBDMA triggers.
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* @dchan: dbdma trigger select (0, 1).
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* @gpio: pin to assign as trigger.
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*
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* DBDMA controller has 2 external trigger sources; this function
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* assigns a GPIO to the selected trigger.
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*/
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void au1300_set_dbdma_gpio(int dchan, unsigned int gpio)
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{
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unsigned long r;
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if ((dchan >= 0) && (dchan <= 1)) {
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r = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
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r &= ~(0xff << (8 * dchan));
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r |= (gpio & 0x7f) << (8 * dchan);
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__raw_writel(r, AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
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wmb();
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}
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}
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/**********************************************************************/
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static inline void gpic_pin_set_idlewake(unsigned int gpio, int allow)
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{
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au1300_gpic_chgcfg(gpio, GPIC_CFG_IDLEWAKE,
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allow ? GPIC_CFG_IDLEWAKE : 0);
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}
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static void au1300_gpic_mask(struct irq_data *d)
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{
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void __iomem *r = AU1300_GPIC_ADDR;
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unsigned long bit, irq = d->irq;
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irq -= ALCHEMY_GPIC_INT_BASE;
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r += GPIC_GPIO_BANKOFF(irq);
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bit = GPIC_GPIO_TO_BIT(irq);
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__raw_writel(bit, r + AU1300_GPIC_IDIS);
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wmb();
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gpic_pin_set_idlewake(irq, 0);
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}
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static void au1300_gpic_unmask(struct irq_data *d)
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{
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void __iomem *r = AU1300_GPIC_ADDR;
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unsigned long bit, irq = d->irq;
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irq -= ALCHEMY_GPIC_INT_BASE;
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gpic_pin_set_idlewake(irq, 1);
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r += GPIC_GPIO_BANKOFF(irq);
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bit = GPIC_GPIO_TO_BIT(irq);
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__raw_writel(bit, r + AU1300_GPIC_IEN);
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wmb();
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}
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static void au1300_gpic_maskack(struct irq_data *d)
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{
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void __iomem *r = AU1300_GPIC_ADDR;
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unsigned long bit, irq = d->irq;
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irq -= ALCHEMY_GPIC_INT_BASE;
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r += GPIC_GPIO_BANKOFF(irq);
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bit = GPIC_GPIO_TO_BIT(irq);
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__raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
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__raw_writel(bit, r + AU1300_GPIC_IDIS); /* mask */
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wmb();
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gpic_pin_set_idlewake(irq, 0);
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}
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static void au1300_gpic_ack(struct irq_data *d)
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{
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void __iomem *r = AU1300_GPIC_ADDR;
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unsigned long bit, irq = d->irq;
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irq -= ALCHEMY_GPIC_INT_BASE;
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r += GPIC_GPIO_BANKOFF(irq);
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bit = GPIC_GPIO_TO_BIT(irq);
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__raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
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wmb();
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}
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static struct irq_chip au1300_gpic = {
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.name = "GPIOINT",
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.irq_ack = au1300_gpic_ack,
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.irq_mask = au1300_gpic_mask,
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.irq_mask_ack = au1300_gpic_maskack,
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.irq_unmask = au1300_gpic_unmask,
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.irq_set_type = au1300_gpic_settype,
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};
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static int au1300_gpic_settype(struct irq_data *d, unsigned int type)
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{
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unsigned long s;
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unsigned char *name = NULL;
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irq_flow_handler_t hdl = NULL;
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switch (type) {
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case IRQ_TYPE_LEVEL_HIGH:
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s = GPIC_CFG_IC_LEVEL_HIGH;
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name = "high";
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hdl = handle_level_irq;
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break;
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case IRQ_TYPE_LEVEL_LOW:
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s = GPIC_CFG_IC_LEVEL_LOW;
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name = "low";
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hdl = handle_level_irq;
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break;
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case IRQ_TYPE_EDGE_RISING:
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s = GPIC_CFG_IC_EDGE_RISE;
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name = "posedge";
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hdl = handle_edge_irq;
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break;
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case IRQ_TYPE_EDGE_FALLING:
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s = GPIC_CFG_IC_EDGE_FALL;
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name = "negedge";
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hdl = handle_edge_irq;
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break;
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case IRQ_TYPE_EDGE_BOTH:
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s = GPIC_CFG_IC_EDGE_BOTH;
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name = "bothedge";
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hdl = handle_edge_irq;
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break;
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case IRQ_TYPE_NONE:
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s = GPIC_CFG_IC_OFF;
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name = "disabled";
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hdl = handle_level_irq;
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break;
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default:
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return -EINVAL;
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}
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__irq_set_chip_handler_name_locked(d->irq, &au1300_gpic, hdl, name);
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au1300_gpic_chgcfg(d->irq - ALCHEMY_GPIC_INT_BASE, GPIC_CFG_IC_MASK, s);
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return 0;
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}
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static void __init alchemy_gpic_init_irq(const struct gpic_devint_data *dints)
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{
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int i;
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void __iomem *bank_base;
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mips_cpu_irq_init();
|
||||
|
||||
/* disable & ack all possible interrupt sources */
|
||||
for (i = 0; i < 4; i++) {
|
||||
bank_base = AU1300_GPIC_ADDR + (i * 4);
|
||||
__raw_writel(~0UL, bank_base + AU1300_GPIC_IDIS);
|
||||
wmb();
|
||||
__raw_writel(~0UL, bank_base + AU1300_GPIC_IPEND);
|
||||
wmb();
|
||||
}
|
||||
|
||||
/* register an irq_chip for them, with 2nd highest priority */
|
||||
for (i = ALCHEMY_GPIC_INT_BASE; i <= ALCHEMY_GPIC_INT_LAST; i++) {
|
||||
au1300_set_irq_priority(i, 1);
|
||||
au1300_gpic_settype(irq_get_irq_data(i), IRQ_TYPE_NONE);
|
||||
}
|
||||
|
||||
/* setup known on-chip sources */
|
||||
while ((i = dints->irq) != -1) {
|
||||
au1300_gpic_settype(irq_get_irq_data(i), dints->type);
|
||||
au1300_set_irq_priority(i, dints->prio);
|
||||
|
||||
if (dints->internal)
|
||||
au1300_pinfunc_to_dev(i - ALCHEMY_GPIC_INT_BASE);
|
||||
|
||||
dints++;
|
||||
}
|
||||
|
||||
set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3);
|
||||
}
|
||||
|
||||
static unsigned long alchemy_gpic_pmdata[ALCHEMY_GPIC_INT_NUM + 6];
|
||||
|
||||
static int alchemy_gpic_suspend(void)
|
||||
{
|
||||
void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
|
||||
int i;
|
||||
|
||||
/* save 4 interrupt mask status registers */
|
||||
alchemy_gpic_pmdata[0] = __raw_readl(base + AU1300_GPIC_IEN + 0x0);
|
||||
alchemy_gpic_pmdata[1] = __raw_readl(base + AU1300_GPIC_IEN + 0x4);
|
||||
alchemy_gpic_pmdata[2] = __raw_readl(base + AU1300_GPIC_IEN + 0x8);
|
||||
alchemy_gpic_pmdata[3] = __raw_readl(base + AU1300_GPIC_IEN + 0xc);
|
||||
|
||||
/* save misc register(s) */
|
||||
alchemy_gpic_pmdata[4] = __raw_readl(base + AU1300_GPIC_DMASEL);
|
||||
|
||||
/* molto silenzioso */
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
|
||||
wmb();
|
||||
|
||||
/* save pin/int-type configuration */
|
||||
base += AU1300_GPIC_PINCFG;
|
||||
for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
|
||||
alchemy_gpic_pmdata[i + 5] = __raw_readl(base + (i << 2));
|
||||
|
||||
wmb();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void alchemy_gpic_resume(void)
|
||||
{
|
||||
void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
|
||||
int i;
|
||||
|
||||
/* disable all first */
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
|
||||
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
|
||||
wmb();
|
||||
|
||||
/* restore pin/int-type configurations */
|
||||
base += AU1300_GPIC_PINCFG;
|
||||
for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
|
||||
__raw_writel(alchemy_gpic_pmdata[i + 5], base + (i << 2));
|
||||
wmb();
|
||||
|
||||
/* restore misc register(s) */
|
||||
base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
|
||||
__raw_writel(alchemy_gpic_pmdata[4], base + AU1300_GPIC_DMASEL);
|
||||
wmb();
|
||||
|
||||
/* finally restore masks */
|
||||
__raw_writel(alchemy_gpic_pmdata[0], base + AU1300_GPIC_IEN + 0x0);
|
||||
__raw_writel(alchemy_gpic_pmdata[1], base + AU1300_GPIC_IEN + 0x4);
|
||||
__raw_writel(alchemy_gpic_pmdata[2], base + AU1300_GPIC_IEN + 0x8);
|
||||
__raw_writel(alchemy_gpic_pmdata[3], base + AU1300_GPIC_IEN + 0xc);
|
||||
wmb();
|
||||
}
|
||||
|
||||
static struct syscore_ops alchemy_gpic_pmops = {
|
||||
.suspend = alchemy_gpic_suspend,
|
||||
.resume = alchemy_gpic_resume,
|
||||
};
|
||||
|
||||
/**********************************************************************/
|
||||
|
||||
void __init arch_init_irq(void)
|
||||
{
|
||||
switch (alchemy_get_cputype()) {
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
alchemy_gpic_init_irq(&au1300_devints[0]);
|
||||
register_syscore_ops(&alchemy_gpic_pmops);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
#define CAUSEF_GPIC (CAUSEF_IP2 | CAUSEF_IP3 | CAUSEF_IP4 | CAUSEF_IP5)
|
||||
|
||||
void plat_irq_dispatch(void)
|
||||
{
|
||||
unsigned long i, c = read_c0_cause() & read_c0_status();
|
||||
|
||||
if (c & CAUSEF_IP7) /* c0 timer */
|
||||
do_IRQ(MIPS_CPU_IRQ_BASE + 7);
|
||||
else if (likely(c & CAUSEF_GPIC)) {
|
||||
i = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_PRIENC);
|
||||
do_IRQ(i + ALCHEMY_GPIC_INT_BASE);
|
||||
} else
|
||||
spurious_interrupt();
|
||||
}
|
||||
|
|
@ -27,6 +27,7 @@
|
|||
* CONFIG_ALCHEMY_GPIO_INDIRECT=n, otherwise compilation will fail!
|
||||
* au1000 SoC have only one GPIO block : GPIO1
|
||||
* Au1100, Au15x0, Au12x0 have a second one : GPIO2
|
||||
* Au1300 is totally different: 1 block with up to 128 GPIOs
|
||||
*/
|
||||
|
||||
#include <linux/init.h>
|
||||
|
|
@ -35,6 +36,7 @@
|
|||
#include <linux/types.h>
|
||||
#include <linux/gpio.h>
|
||||
#include <asm/mach-au1x00/gpio-au1000.h>
|
||||
#include <asm/mach-au1x00/gpio-au1300.h>
|
||||
|
||||
static int gpio2_get(struct gpio_chip *chip, unsigned offset)
|
||||
{
|
||||
|
|
@ -115,6 +117,43 @@ struct gpio_chip alchemy_gpio_chip[] = {
|
|||
},
|
||||
};
|
||||
|
||||
static int alchemy_gpic_get(struct gpio_chip *chip, unsigned int off)
|
||||
{
|
||||
return au1300_gpio_get_value(off + AU1300_GPIO_BASE);
|
||||
}
|
||||
|
||||
static void alchemy_gpic_set(struct gpio_chip *chip, unsigned int off, int v)
|
||||
{
|
||||
au1300_gpio_set_value(off + AU1300_GPIO_BASE, v);
|
||||
}
|
||||
|
||||
static int alchemy_gpic_dir_input(struct gpio_chip *chip, unsigned int off)
|
||||
{
|
||||
return au1300_gpio_direction_input(off + AU1300_GPIO_BASE);
|
||||
}
|
||||
|
||||
static int alchemy_gpic_dir_output(struct gpio_chip *chip, unsigned int off,
|
||||
int v)
|
||||
{
|
||||
return au1300_gpio_direction_output(off + AU1300_GPIO_BASE, v);
|
||||
}
|
||||
|
||||
static int alchemy_gpic_gpio_to_irq(struct gpio_chip *chip, unsigned int off)
|
||||
{
|
||||
return au1300_gpio_to_irq(off + AU1300_GPIO_BASE);
|
||||
}
|
||||
|
||||
static struct gpio_chip au1300_gpiochip = {
|
||||
.label = "alchemy-gpic",
|
||||
.direction_input = alchemy_gpic_dir_input,
|
||||
.direction_output = alchemy_gpic_dir_output,
|
||||
.get = alchemy_gpic_get,
|
||||
.set = alchemy_gpic_set,
|
||||
.to_irq = alchemy_gpic_gpio_to_irq,
|
||||
.base = AU1300_GPIO_BASE,
|
||||
.ngpio = AU1300_GPIO_NUM,
|
||||
};
|
||||
|
||||
static int __init alchemy_gpiochip_init(void)
|
||||
{
|
||||
int ret = 0;
|
||||
|
|
@ -127,6 +166,9 @@ static int __init alchemy_gpiochip_init(void)
|
|||
ret = gpiochip_add(&alchemy_gpio_chip[0]);
|
||||
ret |= gpiochip_add(&alchemy_gpio_chip[1]);
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
ret = gpiochip_add(&au1300_gpiochip);
|
||||
break;
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -82,6 +82,12 @@ static struct plat_serial8250_port au1x00_uart_data[][4] __initdata = {
|
|||
PORT(AU1000_UART0_PHYS_ADDR, AU1200_UART0_INT),
|
||||
PORT(AU1000_UART1_PHYS_ADDR, AU1200_UART1_INT),
|
||||
},
|
||||
[ALCHEMY_CPU_AU1300] = {
|
||||
PORT(AU1300_UART0_PHYS_ADDR, AU1300_UART0_INT),
|
||||
PORT(AU1300_UART1_PHYS_ADDR, AU1300_UART1_INT),
|
||||
PORT(AU1300_UART2_PHYS_ADDR, AU1300_UART2_INT),
|
||||
PORT(AU1300_UART3_PHYS_ADDR, AU1300_UART3_INT),
|
||||
},
|
||||
};
|
||||
|
||||
static struct platform_device au1xx0_uart_device = {
|
||||
|
|
@ -122,10 +128,12 @@ static unsigned long alchemy_ohci_data[][2] __initdata = {
|
|||
[ALCHEMY_CPU_AU1100] = { AU1000_USB_OHCI_PHYS_ADDR, AU1100_USB_HOST_INT },
|
||||
[ALCHEMY_CPU_AU1550] = { AU1550_USB_OHCI_PHYS_ADDR, AU1550_USB_HOST_INT },
|
||||
[ALCHEMY_CPU_AU1200] = { AU1200_USB_OHCI_PHYS_ADDR, AU1200_USB_INT },
|
||||
[ALCHEMY_CPU_AU1300] = { AU1300_USB_OHCI0_PHYS_ADDR, AU1300_USB_INT },
|
||||
};
|
||||
|
||||
static unsigned long alchemy_ehci_data[][2] __initdata = {
|
||||
[ALCHEMY_CPU_AU1200] = { AU1200_USB_EHCI_PHYS_ADDR, AU1200_USB_INT },
|
||||
[ALCHEMY_CPU_AU1300] = { AU1300_USB_EHCI_PHYS_ADDR, AU1300_USB_INT },
|
||||
};
|
||||
|
||||
static int __init _new_usbres(struct resource **r, struct platform_device **d)
|
||||
|
|
@ -169,8 +177,8 @@ static void __init alchemy_setup_usb(int ctype)
|
|||
printk(KERN_INFO "Alchemy USB: cannot add OHCI0\n");
|
||||
|
||||
|
||||
/* setup EHCI0: Au1200 */
|
||||
if (ctype == ALCHEMY_CPU_AU1200) {
|
||||
/* setup EHCI0: Au1200/Au1300 */
|
||||
if ((ctype == ALCHEMY_CPU_AU1200) || (ctype == ALCHEMY_CPU_AU1300)) {
|
||||
if (_new_usbres(&res, &pdev))
|
||||
return;
|
||||
|
||||
|
|
@ -187,6 +195,25 @@ static void __init alchemy_setup_usb(int ctype)
|
|||
if (platform_device_register(pdev))
|
||||
printk(KERN_INFO "Alchemy USB: cannot add EHCI0\n");
|
||||
}
|
||||
|
||||
/* Au1300: OHCI1 */
|
||||
if (ctype == ALCHEMY_CPU_AU1300) {
|
||||
if (_new_usbres(&res, &pdev))
|
||||
return;
|
||||
|
||||
res[0].start = AU1300_USB_OHCI1_PHYS_ADDR;
|
||||
res[0].end = res[0].start + 0x100 - 1;
|
||||
res[0].flags = IORESOURCE_MEM;
|
||||
res[1].start = AU1300_USB_INT;
|
||||
res[1].end = res[1].start;
|
||||
res[1].flags = IORESOURCE_IRQ;
|
||||
pdev->name = "au1xxx-ohci";
|
||||
pdev->id = 1;
|
||||
pdev->dev.dma_mask = &alchemy_ohci_dmamask;
|
||||
|
||||
if (platform_device_register(pdev))
|
||||
printk(KERN_INFO "Alchemy USB: cannot add OHCI1\n");
|
||||
}
|
||||
}
|
||||
|
||||
/* Macro to help defining the Ethernet MAC resources */
|
||||
|
|
|
|||
|
|
@ -126,6 +126,9 @@ void au_sleep(void)
|
|||
case ALCHEMY_CPU_AU1200:
|
||||
alchemy_sleep_au1550();
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
alchemy_sleep_au1300();
|
||||
break;
|
||||
}
|
||||
|
||||
restore_core_regs();
|
||||
|
|
|
|||
|
|
@ -153,6 +153,79 @@ LEAF(alchemy_sleep_au1550)
|
|||
|
||||
END(alchemy_sleep_au1550)
|
||||
|
||||
/* sleepcode for Au1300 memory controller type */
|
||||
LEAF(alchemy_sleep_au1300)
|
||||
|
||||
SETUP_SLEEP
|
||||
|
||||
/* cache following instructions, as memory gets put to sleep */
|
||||
la t0, 2f
|
||||
la t1, 4f
|
||||
subu t2, t1, t0
|
||||
|
||||
.set mips3
|
||||
|
||||
1: cache 0x14, 0(t0)
|
||||
subu t2, t2, 32
|
||||
bgez t2, 1b
|
||||
addu t0, t0, 32
|
||||
|
||||
.set mips0
|
||||
|
||||
2: lui a0, 0xb400 /* mem_xxx */
|
||||
|
||||
/* disable all ports in mem_sdportcfga */
|
||||
sw zero, 0x868(a0) /* mem_sdportcfga */
|
||||
sync
|
||||
|
||||
/* disable ODT */
|
||||
li t0, 0x03010000
|
||||
sw t0, 0x08d8(a0) /* mem_sdcmd0 */
|
||||
sw t0, 0x08dc(a0) /* mem_sdcmd1 */
|
||||
sync
|
||||
|
||||
/* precharge */
|
||||
li t0, 0x23000400
|
||||
sw t0, 0x08dc(a0) /* mem_sdcmd1 */
|
||||
sw t0, 0x08d8(a0) /* mem_sdcmd0 */
|
||||
sync
|
||||
|
||||
/* auto refresh */
|
||||
sw zero, 0x08c8(a0) /* mem_sdautoref */
|
||||
sync
|
||||
|
||||
/* block access to the DDR */
|
||||
lw t0, 0x0848(a0) /* mem_sdconfigb */
|
||||
li t1, (1 << 7 | 0x3F)
|
||||
or t0, t0, t1
|
||||
sw t0, 0x0848(a0) /* mem_sdconfigb */
|
||||
sync
|
||||
|
||||
/* issue the Self Refresh command */
|
||||
li t0, 0x10000000
|
||||
sw t0, 0x08dc(a0) /* mem_sdcmd1 */
|
||||
sw t0, 0x08d8(a0) /* mem_sdcmd0 */
|
||||
sync
|
||||
|
||||
/* wait for sdram to enter self-refresh mode */
|
||||
lui t0, 0x0300
|
||||
3: lw t1, 0x0850(a0) /* mem_sdstat */
|
||||
and t2, t1, t0
|
||||
bne t2, t0, 3b
|
||||
nop
|
||||
|
||||
/* disable SDRAM clocks */
|
||||
li t0, ~(3<<28)
|
||||
lw t1, 0x0840(a0) /* mem_sdconfiga */
|
||||
and t1, t1, t0 /* clear CE[1:0] */
|
||||
sw t1, 0x0840(a0) /* mem_sdconfiga */
|
||||
sync
|
||||
|
||||
DO_SLEEP
|
||||
4:
|
||||
|
||||
END(alchemy_sleep_au1300)
|
||||
|
||||
|
||||
/* This is where we return upon wakeup.
|
||||
* Reload all of the registers and return.
|
||||
|
|
|
|||
|
|
@ -178,6 +178,7 @@ static int alchemy_m2inttab[] __initdata = {
|
|||
AU1100_RTC_MATCH2_INT,
|
||||
AU1550_RTC_MATCH2_INT,
|
||||
AU1200_RTC_MATCH2_INT,
|
||||
AU1300_RTC_MATCH2_INT,
|
||||
};
|
||||
|
||||
void __init plat_time_init(void)
|
||||
|
|
|
|||
|
|
@ -0,0 +1,84 @@
|
|||
/*
|
||||
* Au1300 media block power gating (VSS)
|
||||
*
|
||||
* This is a stop-gap solution until I have the clock framework integration
|
||||
* ready. This stuff here really must be handled transparently when clocks
|
||||
* for various media blocks are enabled/disabled.
|
||||
*/
|
||||
|
||||
#include <linux/module.h>
|
||||
#include <linux/spinlock.h>
|
||||
#include <asm/mach-au1x00/au1000.h>
|
||||
|
||||
#define VSS_GATE 0x00 /* gate wait timers */
|
||||
#define VSS_CLKRST 0x04 /* clock/block control */
|
||||
#define VSS_FTR 0x08 /* footers */
|
||||
|
||||
#define VSS_ADDR(blk) (KSEG1ADDR(AU1300_VSS_PHYS_ADDR) + (blk * 0x0c))
|
||||
|
||||
static DEFINE_SPINLOCK(au1300_vss_lock);
|
||||
|
||||
/* enable a block as outlined in the databook */
|
||||
static inline void __enable_block(int block)
|
||||
{
|
||||
void __iomem *base = (void __iomem *)VSS_ADDR(block);
|
||||
|
||||
__raw_writel(3, base + VSS_CLKRST); /* enable clock, assert reset */
|
||||
wmb();
|
||||
|
||||
__raw_writel(0x01fffffe, base + VSS_GATE); /* maximum setup time */
|
||||
wmb();
|
||||
|
||||
/* enable footers in sequence */
|
||||
__raw_writel(0x01, base + VSS_FTR);
|
||||
wmb();
|
||||
__raw_writel(0x03, base + VSS_FTR);
|
||||
wmb();
|
||||
__raw_writel(0x07, base + VSS_FTR);
|
||||
wmb();
|
||||
__raw_writel(0x0f, base + VSS_FTR);
|
||||
wmb();
|
||||
|
||||
__raw_writel(0x01ffffff, base + VSS_GATE); /* start FSM too */
|
||||
wmb();
|
||||
|
||||
__raw_writel(2, base + VSS_CLKRST); /* deassert reset */
|
||||
wmb();
|
||||
|
||||
__raw_writel(0x1f, base + VSS_FTR); /* enable isolation cells */
|
||||
wmb();
|
||||
}
|
||||
|
||||
/* disable a block as outlined in the databook */
|
||||
static inline void __disable_block(int block)
|
||||
{
|
||||
void __iomem *base = (void __iomem *)VSS_ADDR(block);
|
||||
|
||||
__raw_writel(0x0f, base + VSS_FTR); /* disable isolation cells */
|
||||
wmb();
|
||||
__raw_writel(0, base + VSS_GATE); /* disable FSM */
|
||||
wmb();
|
||||
__raw_writel(3, base + VSS_CLKRST); /* assert reset */
|
||||
wmb();
|
||||
__raw_writel(1, base + VSS_CLKRST); /* disable clock */
|
||||
wmb();
|
||||
__raw_writel(0, base + VSS_FTR); /* disable all footers */
|
||||
wmb();
|
||||
}
|
||||
|
||||
void au1300_vss_block_control(int block, int enable)
|
||||
{
|
||||
unsigned long flags;
|
||||
|
||||
if (alchemy_get_cputype() != ALCHEMY_CPU_AU1300)
|
||||
return;
|
||||
|
||||
/* only one block at a time */
|
||||
spin_lock_irqsave(&au1300_vss_lock, flags);
|
||||
if (enable)
|
||||
__enable_block(block);
|
||||
else
|
||||
__disable_block(block);
|
||||
spin_unlock_irqrestore(&au1300_vss_lock, flags);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(au1300_vss_block_control);
|
||||
|
|
@ -169,6 +169,7 @@
|
|||
#define PRID_IMP_NETLOGIC_XLS412B 0x4c00
|
||||
#define PRID_IMP_NETLOGIC_XLS408B 0x4e00
|
||||
#define PRID_IMP_NETLOGIC_XLS404B 0x4f00
|
||||
#define PRID_IMP_NETLOGIC_AU13XX 0x8000
|
||||
|
||||
/*
|
||||
* Definitions for 7:0 on legacy processors
|
||||
|
|
|
|||
|
|
@ -136,6 +136,7 @@ static inline int au1xxx_cpu_needs_config_od(void)
|
|||
#define ALCHEMY_CPU_AU1100 2
|
||||
#define ALCHEMY_CPU_AU1550 3
|
||||
#define ALCHEMY_CPU_AU1200 4
|
||||
#define ALCHEMY_CPU_AU1300 5
|
||||
|
||||
static inline int alchemy_get_cputype(void)
|
||||
{
|
||||
|
|
@ -156,6 +157,9 @@ static inline int alchemy_get_cputype(void)
|
|||
case 0x05030000:
|
||||
return ALCHEMY_CPU_AU1200;
|
||||
break;
|
||||
case 0x800c0000:
|
||||
return ALCHEMY_CPU_AU1300;
|
||||
break;
|
||||
}
|
||||
|
||||
return ALCHEMY_CPU_UNKNOWN;
|
||||
|
|
@ -166,6 +170,7 @@ static inline int alchemy_get_uarts(int type)
|
|||
{
|
||||
switch (type) {
|
||||
case ALCHEMY_CPU_AU1000:
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
return 4;
|
||||
case ALCHEMY_CPU_AU1500:
|
||||
case ALCHEMY_CPU_AU1200:
|
||||
|
|
@ -243,6 +248,7 @@ extern unsigned long au1xxx_calc_clock(void);
|
|||
/* PM: arch/mips/alchemy/common/sleeper.S, power.c, irq.c */
|
||||
void alchemy_sleep_au1000(void);
|
||||
void alchemy_sleep_au1550(void);
|
||||
void alchemy_sleep_au1300(void);
|
||||
void au_sleep(void);
|
||||
|
||||
/* USB: drivers/usb/host/alchemy-common.c */
|
||||
|
|
@ -251,6 +257,7 @@ enum alchemy_usb_block {
|
|||
ALCHEMY_USB_UDC0,
|
||||
ALCHEMY_USB_EHCI0,
|
||||
ALCHEMY_USB_OTG0,
|
||||
ALCHEMY_USB_OHCI1,
|
||||
};
|
||||
int alchemy_usb_control(int block, int enable);
|
||||
|
||||
|
|
@ -263,14 +270,92 @@ struct alchemy_pci_platdata {
|
|||
unsigned long pci_cfg_clr;
|
||||
};
|
||||
|
||||
/* SOC Interrupt numbers */
|
||||
/* Multifunction pins: Each of these pins can either be assigned to the
|
||||
* GPIO controller or a on-chip peripheral.
|
||||
* Call "au1300_pinfunc_to_dev()" or "au1300_pinfunc_to_gpio()" to
|
||||
* assign one of these to either the GPIO controller or the device.
|
||||
*/
|
||||
enum au1300_multifunc_pins {
|
||||
/* wake-from-str pins 0-3 */
|
||||
AU1300_PIN_WAKE0 = 0, AU1300_PIN_WAKE1, AU1300_PIN_WAKE2,
|
||||
AU1300_PIN_WAKE3,
|
||||
/* external clock sources for PSCs: 4-5 */
|
||||
AU1300_PIN_EXTCLK0, AU1300_PIN_EXTCLK1,
|
||||
/* 8bit MMC interface on SD0: 6-9 */
|
||||
AU1300_PIN_SD0DAT4, AU1300_PIN_SD0DAT5, AU1300_PIN_SD0DAT6,
|
||||
AU1300_PIN_SD0DAT7,
|
||||
/* aux clk input for freqgen 3: 10 */
|
||||
AU1300_PIN_FG3AUX,
|
||||
/* UART1 pins: 11-18 */
|
||||
AU1300_PIN_U1RI, AU1300_PIN_U1DCD, AU1300_PIN_U1DSR,
|
||||
AU1300_PIN_U1CTS, AU1300_PIN_U1RTS, AU1300_PIN_U1DTR,
|
||||
AU1300_PIN_U1RX, AU1300_PIN_U1TX,
|
||||
/* UART0 pins: 19-24 */
|
||||
AU1300_PIN_U0RI, AU1300_PIN_U0DCD, AU1300_PIN_U0DSR,
|
||||
AU1300_PIN_U0CTS, AU1300_PIN_U0RTS, AU1300_PIN_U0DTR,
|
||||
/* UART2: 25-26 */
|
||||
AU1300_PIN_U2RX, AU1300_PIN_U2TX,
|
||||
/* UART3: 27-28 */
|
||||
AU1300_PIN_U3RX, AU1300_PIN_U3TX,
|
||||
/* LCD controller PWMs, ext pixclock: 29-31 */
|
||||
AU1300_PIN_LCDPWM0, AU1300_PIN_LCDPWM1, AU1300_PIN_LCDCLKIN,
|
||||
/* SD1 interface: 32-37 */
|
||||
AU1300_PIN_SD1DAT0, AU1300_PIN_SD1DAT1, AU1300_PIN_SD1DAT2,
|
||||
AU1300_PIN_SD1DAT3, AU1300_PIN_SD1CMD, AU1300_PIN_SD1CLK,
|
||||
/* SD2 interface: 38-43 */
|
||||
AU1300_PIN_SD2DAT0, AU1300_PIN_SD2DAT1, AU1300_PIN_SD2DAT2,
|
||||
AU1300_PIN_SD2DAT3, AU1300_PIN_SD2CMD, AU1300_PIN_SD2CLK,
|
||||
/* PSC0/1 clocks: 44-45 */
|
||||
AU1300_PIN_PSC0CLK, AU1300_PIN_PSC1CLK,
|
||||
/* PSCs: 46-49/50-53/54-57/58-61 */
|
||||
AU1300_PIN_PSC0SYNC0, AU1300_PIN_PSC0SYNC1, AU1300_PIN_PSC0D0,
|
||||
AU1300_PIN_PSC0D1,
|
||||
AU1300_PIN_PSC1SYNC0, AU1300_PIN_PSC1SYNC1, AU1300_PIN_PSC1D0,
|
||||
AU1300_PIN_PSC1D1,
|
||||
AU1300_PIN_PSC2SYNC0, AU1300_PIN_PSC2SYNC1, AU1300_PIN_PSC2D0,
|
||||
AU1300_PIN_PSC2D1,
|
||||
AU1300_PIN_PSC3SYNC0, AU1300_PIN_PSC3SYNC1, AU1300_PIN_PSC3D0,
|
||||
AU1300_PIN_PSC3D1,
|
||||
/* PCMCIA interface: 62-70 */
|
||||
AU1300_PIN_PCE2, AU1300_PIN_PCE1, AU1300_PIN_PIOS16,
|
||||
AU1300_PIN_PIOR, AU1300_PIN_PWE, AU1300_PIN_PWAIT,
|
||||
AU1300_PIN_PREG, AU1300_PIN_POE, AU1300_PIN_PIOW,
|
||||
/* camera interface H/V sync inputs: 71-72 */
|
||||
AU1300_PIN_CIMLS, AU1300_PIN_CIMFS,
|
||||
/* PSC2/3 clocks: 73-74 */
|
||||
AU1300_PIN_PSC2CLK, AU1300_PIN_PSC3CLK,
|
||||
};
|
||||
|
||||
/* GPIC (Au1300) pin management: arch/mips/alchemy/common/gpioint.c */
|
||||
extern void au1300_pinfunc_to_gpio(enum au1300_multifunc_pins gpio);
|
||||
extern void au1300_pinfunc_to_dev(enum au1300_multifunc_pins gpio);
|
||||
extern void au1300_set_irq_priority(unsigned int irq, int p);
|
||||
extern void au1300_set_dbdma_gpio(int dchan, unsigned int gpio);
|
||||
|
||||
/* Au1300 allows to disconnect certain blocks from internal power supply */
|
||||
enum au1300_vss_block {
|
||||
AU1300_VSS_MPE = 0,
|
||||
AU1300_VSS_BSA,
|
||||
AU1300_VSS_GPE,
|
||||
AU1300_VSS_MGP,
|
||||
};
|
||||
|
||||
extern void au1300_vss_block_control(int block, int enable);
|
||||
|
||||
|
||||
/* SOC Interrupt numbers */
|
||||
/* Au1000-style (IC0/1): 2 controllers with 32 sources each */
|
||||
#define AU1000_INTC0_INT_BASE (MIPS_CPU_IRQ_BASE + 8)
|
||||
#define AU1000_INTC0_INT_LAST (AU1000_INTC0_INT_BASE + 31)
|
||||
#define AU1000_INTC1_INT_BASE (AU1000_INTC0_INT_LAST + 1)
|
||||
#define AU1000_INTC1_INT_LAST (AU1000_INTC1_INT_BASE + 31)
|
||||
#define AU1000_MAX_INTR AU1000_INTC1_INT_LAST
|
||||
|
||||
/* Au1300-style (GPIC): 1 controller with up to 128 sources */
|
||||
#define ALCHEMY_GPIC_INT_BASE (MIPS_CPU_IRQ_BASE + 8)
|
||||
#define ALCHEMY_GPIC_INT_NUM 128
|
||||
#define ALCHEMY_GPIC_INT_LAST (ALCHEMY_GPIC_INT_BASE + ALCHEMY_GPIC_INT_NUM - 1)
|
||||
|
||||
enum soc_au1000_ints {
|
||||
AU1000_FIRST_INT = AU1000_INTC0_INT_BASE,
|
||||
AU1000_UART0_INT = AU1000_FIRST_INT,
|
||||
|
|
@ -591,24 +676,77 @@ enum soc_au1200_ints {
|
|||
|
||||
#endif /* !defined (_LANGUAGE_ASSEMBLY) */
|
||||
|
||||
/* Au1300 peripheral interrupt numbers */
|
||||
#define AU1300_FIRST_INT (ALCHEMY_GPIC_INT_BASE)
|
||||
#define AU1300_UART1_INT (AU1300_FIRST_INT + 17)
|
||||
#define AU1300_UART2_INT (AU1300_FIRST_INT + 25)
|
||||
#define AU1300_UART3_INT (AU1300_FIRST_INT + 27)
|
||||
#define AU1300_SD1_INT (AU1300_FIRST_INT + 32)
|
||||
#define AU1300_SD2_INT (AU1300_FIRST_INT + 38)
|
||||
#define AU1300_PSC0_INT (AU1300_FIRST_INT + 48)
|
||||
#define AU1300_PSC1_INT (AU1300_FIRST_INT + 52)
|
||||
#define AU1300_PSC2_INT (AU1300_FIRST_INT + 56)
|
||||
#define AU1300_PSC3_INT (AU1300_FIRST_INT + 60)
|
||||
#define AU1300_NAND_INT (AU1300_FIRST_INT + 62)
|
||||
#define AU1300_DDMA_INT (AU1300_FIRST_INT + 75)
|
||||
#define AU1300_MMU_INT (AU1300_FIRST_INT + 76)
|
||||
#define AU1300_MPU_INT (AU1300_FIRST_INT + 77)
|
||||
#define AU1300_GPU_INT (AU1300_FIRST_INT + 78)
|
||||
#define AU1300_UDMA_INT (AU1300_FIRST_INT + 79)
|
||||
#define AU1300_TOY_INT (AU1300_FIRST_INT + 80)
|
||||
#define AU1300_TOY_MATCH0_INT (AU1300_FIRST_INT + 81)
|
||||
#define AU1300_TOY_MATCH1_INT (AU1300_FIRST_INT + 82)
|
||||
#define AU1300_TOY_MATCH2_INT (AU1300_FIRST_INT + 83)
|
||||
#define AU1300_RTC_INT (AU1300_FIRST_INT + 84)
|
||||
#define AU1300_RTC_MATCH0_INT (AU1300_FIRST_INT + 85)
|
||||
#define AU1300_RTC_MATCH1_INT (AU1300_FIRST_INT + 86)
|
||||
#define AU1300_RTC_MATCH2_INT (AU1300_FIRST_INT + 87)
|
||||
#define AU1300_UART0_INT (AU1300_FIRST_INT + 88)
|
||||
#define AU1300_SD0_INT (AU1300_FIRST_INT + 89)
|
||||
#define AU1300_USB_INT (AU1300_FIRST_INT + 90)
|
||||
#define AU1300_LCD_INT (AU1300_FIRST_INT + 91)
|
||||
#define AU1300_BSA_INT (AU1300_FIRST_INT + 92)
|
||||
#define AU1300_MPE_INT (AU1300_FIRST_INT + 93)
|
||||
#define AU1300_ITE_INT (AU1300_FIRST_INT + 94)
|
||||
#define AU1300_AES_INT (AU1300_FIRST_INT + 95)
|
||||
#define AU1300_CIM_INT (AU1300_FIRST_INT + 96)
|
||||
|
||||
/**********************************************************************/
|
||||
|
||||
/*
|
||||
* Physical base addresses for integrated peripherals
|
||||
* 0..au1000 1..au1500 2..au1100 3..au1550 4..au1200
|
||||
* 0..au1000 1..au1500 2..au1100 3..au1550 4..au1200 5..au1300
|
||||
*/
|
||||
|
||||
#define AU1000_AC97_PHYS_ADDR 0x10000000 /* 012 */
|
||||
#define AU1300_ROM_PHYS_ADDR 0x10000000 /* 5 */
|
||||
#define AU1300_OTP_PHYS_ADDR 0x10002000 /* 5 */
|
||||
#define AU1300_VSS_PHYS_ADDR 0x10003000 /* 5 */
|
||||
#define AU1300_UART0_PHYS_ADDR 0x10100000 /* 5 */
|
||||
#define AU1300_UART1_PHYS_ADDR 0x10101000 /* 5 */
|
||||
#define AU1300_UART2_PHYS_ADDR 0x10102000 /* 5 */
|
||||
#define AU1300_UART3_PHYS_ADDR 0x10103000 /* 5 */
|
||||
#define AU1000_USB_OHCI_PHYS_ADDR 0x10100000 /* 012 */
|
||||
#define AU1000_USB_UDC_PHYS_ADDR 0x10200000 /* 0123 */
|
||||
#define AU1300_GPIC_PHYS_ADDR 0x10200000 /* 5 */
|
||||
#define AU1000_IRDA_PHYS_ADDR 0x10300000 /* 02 */
|
||||
#define AU1200_AES_PHYS_ADDR 0x10300000 /* 4 */
|
||||
#define AU1200_AES_PHYS_ADDR 0x10300000 /* 45 */
|
||||
#define AU1000_IC0_PHYS_ADDR 0x10400000 /* 01234 */
|
||||
#define AU1300_GPU_PHYS_ADDR 0x10500000 /* 5 */
|
||||
#define AU1000_MAC0_PHYS_ADDR 0x10500000 /* 023 */
|
||||
#define AU1000_MAC1_PHYS_ADDR 0x10510000 /* 023 */
|
||||
#define AU1000_MACEN_PHYS_ADDR 0x10520000 /* 023 */
|
||||
#define AU1100_SD0_PHYS_ADDR 0x10600000 /* 24 */
|
||||
#define AU1100_SD0_PHYS_ADDR 0x10600000 /* 245 */
|
||||
#define AU1300_SD1_PHYS_ADDR 0x10601000 /* 5 */
|
||||
#define AU1300_SD2_PHYS_ADDR 0x10602000 /* 5 */
|
||||
#define AU1100_SD1_PHYS_ADDR 0x10680000 /* 24 */
|
||||
#define AU1300_SYS_PHYS_ADDR 0x10900000 /* 5 */
|
||||
#define AU1550_PSC2_PHYS_ADDR 0x10A00000 /* 3 */
|
||||
#define AU1550_PSC3_PHYS_ADDR 0x10B00000 /* 3 */
|
||||
#define AU1300_PSC0_PHYS_ADDR 0x10A00000 /* 5 */
|
||||
#define AU1300_PSC1_PHYS_ADDR 0x10A01000 /* 5 */
|
||||
#define AU1300_PSC2_PHYS_ADDR 0x10A02000 /* 5 */
|
||||
#define AU1300_PSC3_PHYS_ADDR 0x10A03000 /* 5 */
|
||||
#define AU1000_I2S_PHYS_ADDR 0x11000000 /* 02 */
|
||||
#define AU1500_MAC0_PHYS_ADDR 0x11500000 /* 1 */
|
||||
#define AU1500_MAC1_PHYS_ADDR 0x11510000 /* 1 */
|
||||
|
|
@ -622,37 +760,96 @@ enum soc_au1200_ints {
|
|||
#define AU1000_SSI1_PHYS_ADDR 0x11680000 /* 02 */
|
||||
#define AU1500_GPIO2_PHYS_ADDR 0x11700000 /* 1234 */
|
||||
#define AU1000_IC1_PHYS_ADDR 0x11800000 /* 01234 */
|
||||
#define AU1000_SYS_PHYS_ADDR 0x11900000 /* 01234 */
|
||||
#define AU1000_SYS_PHYS_ADDR 0x11900000 /* 012345 */
|
||||
#define AU1550_PSC0_PHYS_ADDR 0x11A00000 /* 34 */
|
||||
#define AU1550_PSC1_PHYS_ADDR 0x11B00000 /* 34 */
|
||||
#define AU1000_MEM_PHYS_ADDR 0x14000000 /* 01234 */
|
||||
#define AU1000_STATIC_MEM_PHYS_ADDR 0x14001000 /* 01234 */
|
||||
#define AU1300_UDMA_PHYS_ADDR 0x14001800 /* 5 */
|
||||
#define AU1000_DMA_PHYS_ADDR 0x14002000 /* 012 */
|
||||
#define AU1550_DBDMA_PHYS_ADDR 0x14002000 /* 34 */
|
||||
#define AU1550_DBDMA_CONF_PHYS_ADDR 0x14003000 /* 34 */
|
||||
#define AU1550_DBDMA_PHYS_ADDR 0x14002000 /* 345 */
|
||||
#define AU1550_DBDMA_CONF_PHYS_ADDR 0x14003000 /* 345 */
|
||||
#define AU1000_MACDMA0_PHYS_ADDR 0x14004000 /* 0123 */
|
||||
#define AU1000_MACDMA1_PHYS_ADDR 0x14004200 /* 0123 */
|
||||
#define AU1200_CIM_PHYS_ADDR 0x14004000 /* 4 */
|
||||
#define AU1200_CIM_PHYS_ADDR 0x14004000 /* 45 */
|
||||
#define AU1500_PCI_PHYS_ADDR 0x14005000 /* 13 */
|
||||
#define AU1550_PE_PHYS_ADDR 0x14008000 /* 3 */
|
||||
#define AU1200_MAEBE_PHYS_ADDR 0x14010000 /* 4 */
|
||||
#define AU1200_MAEFE_PHYS_ADDR 0x14012000 /* 4 */
|
||||
#define AU1300_MAEITE_PHYS_ADDR 0x14010000 /* 5 */
|
||||
#define AU1300_MAEMPE_PHYS_ADDR 0x14014000 /* 5 */
|
||||
#define AU1550_USB_OHCI_PHYS_ADDR 0x14020000 /* 3 */
|
||||
#define AU1200_USB_CTL_PHYS_ADDR 0x14020000 /* 4 */
|
||||
#define AU1200_USB_OTG_PHYS_ADDR 0x14020020 /* 4 */
|
||||
#define AU1200_USB_OHCI_PHYS_ADDR 0x14020100 /* 4 */
|
||||
#define AU1200_USB_EHCI_PHYS_ADDR 0x14020200 /* 4 */
|
||||
#define AU1200_USB_UDC_PHYS_ADDR 0x14022000 /* 4 */
|
||||
#define AU1300_USB_EHCI_PHYS_ADDR 0x14020000 /* 5 */
|
||||
#define AU1300_USB_OHCI0_PHYS_ADDR 0x14020400 /* 5 */
|
||||
#define AU1300_USB_OHCI1_PHYS_ADDR 0x14020800 /* 5 */
|
||||
#define AU1300_USB_CTL_PHYS_ADDR 0x14021000 /* 5 */
|
||||
#define AU1300_USB_OTG_PHYS_ADDR 0x14022000 /* 5 */
|
||||
#define AU1300_MAEBSA_PHYS_ADDR 0x14030000 /* 5 */
|
||||
#define AU1100_LCD_PHYS_ADDR 0x15000000 /* 2 */
|
||||
#define AU1200_LCD_PHYS_ADDR 0x15000000 /* 4 */
|
||||
#define AU1200_LCD_PHYS_ADDR 0x15000000 /* 45 */
|
||||
#define AU1500_PCI_MEM_PHYS_ADDR 0x400000000ULL /* 13 */
|
||||
#define AU1500_PCI_IO_PHYS_ADDR 0x500000000ULL /* 13 */
|
||||
#define AU1500_PCI_CONFIG0_PHYS_ADDR 0x600000000ULL /* 13 */
|
||||
#define AU1500_PCI_CONFIG1_PHYS_ADDR 0x680000000ULL /* 13 */
|
||||
#define AU1000_PCMCIA_IO_PHYS_ADDR 0xF00000000ULL /* 01234 */
|
||||
#define AU1000_PCMCIA_ATTR_PHYS_ADDR 0xF40000000ULL /* 01234 */
|
||||
#define AU1000_PCMCIA_MEM_PHYS_ADDR 0xF80000000ULL /* 01234 */
|
||||
#define AU1000_PCMCIA_IO_PHYS_ADDR 0xF00000000ULL /* 012345 */
|
||||
#define AU1000_PCMCIA_ATTR_PHYS_ADDR 0xF40000000ULL /* 012345 */
|
||||
#define AU1000_PCMCIA_MEM_PHYS_ADDR 0xF80000000ULL /* 012345 */
|
||||
|
||||
/**********************************************************************/
|
||||
|
||||
|
||||
/*
|
||||
* Au1300 GPIO+INT controller (GPIC) register offsets and bits
|
||||
* Registers are 128bits (0x10 bytes), divided into 4 "banks".
|
||||
*/
|
||||
#define AU1300_GPIC_PINVAL 0x0000
|
||||
#define AU1300_GPIC_PINVALCLR 0x0010
|
||||
#define AU1300_GPIC_IPEND 0x0020
|
||||
#define AU1300_GPIC_PRIENC 0x0030
|
||||
#define AU1300_GPIC_IEN 0x0040 /* int_mask in manual */
|
||||
#define AU1300_GPIC_IDIS 0x0050 /* int_maskclr in manual */
|
||||
#define AU1300_GPIC_DMASEL 0x0060
|
||||
#define AU1300_GPIC_DEVSEL 0x0080
|
||||
#define AU1300_GPIC_DEVCLR 0x0090
|
||||
#define AU1300_GPIC_RSTVAL 0x00a0
|
||||
/* pin configuration space. one 32bit register for up to 128 IRQs */
|
||||
#define AU1300_GPIC_PINCFG 0x1000
|
||||
|
||||
#define GPIC_GPIO_TO_BIT(gpio) \
|
||||
(1 << ((gpio) & 0x1f))
|
||||
|
||||
#define GPIC_GPIO_BANKOFF(gpio) \
|
||||
(((gpio) >> 5) * 4)
|
||||
|
||||
/* Pin Control bits: who owns the pin, what does it do */
|
||||
#define GPIC_CFG_PC_GPIN 0
|
||||
#define GPIC_CFG_PC_DEV 1
|
||||
#define GPIC_CFG_PC_GPOLOW 2
|
||||
#define GPIC_CFG_PC_GPOHIGH 3
|
||||
#define GPIC_CFG_PC_MASK 3
|
||||
|
||||
/* assign pin to MIPS IRQ line */
|
||||
#define GPIC_CFG_IL_SET(x) (((x) & 3) << 2)
|
||||
#define GPIC_CFG_IL_MASK (3 << 2)
|
||||
|
||||
/* pin interrupt type setup */
|
||||
#define GPIC_CFG_IC_OFF (0 << 4)
|
||||
#define GPIC_CFG_IC_LEVEL_LOW (1 << 4)
|
||||
#define GPIC_CFG_IC_LEVEL_HIGH (2 << 4)
|
||||
#define GPIC_CFG_IC_EDGE_FALL (5 << 4)
|
||||
#define GPIC_CFG_IC_EDGE_RISE (6 << 4)
|
||||
#define GPIC_CFG_IC_EDGE_BOTH (7 << 4)
|
||||
#define GPIC_CFG_IC_MASK (7 << 4)
|
||||
|
||||
/* allow interrupt to wake cpu from 'wait' */
|
||||
#define GPIC_CFG_IDLEWAKE (1 << 7)
|
||||
|
||||
/***********************************************************************/
|
||||
|
||||
/* Au1000 SDRAM memory controller register offsets */
|
||||
#define AU1000_MEM_SDMODE0 0x0000
|
||||
|
|
|
|||
|
|
@ -130,8 +130,10 @@ struct au1xmmc_platform_data {
|
|||
#define SD_CONFIG2_DF (0x00000008)
|
||||
#define SD_CONFIG2_DC (0x00000010)
|
||||
#define SD_CONFIG2_xx2 (0x000000e0)
|
||||
#define SD_CONFIG2_BB (0x00000080)
|
||||
#define SD_CONFIG2_WB (0x00000100)
|
||||
#define SD_CONFIG2_RW (0x00000200)
|
||||
#define SD_CONFIG2_DP (0x00000400)
|
||||
|
||||
|
||||
/*
|
||||
|
|
|
|||
|
|
@ -183,6 +183,37 @@ typedef volatile struct au1xxx_ddma_desc {
|
|||
#define AU1200_DSCR_CMD0_PSC1_SYNC 25
|
||||
#define AU1200_DSCR_CMD0_CIM_SYNC 26
|
||||
|
||||
#define AU1300_DSCR_CMD0_UART0_TX 0
|
||||
#define AU1300_DSCR_CMD0_UART0_RX 1
|
||||
#define AU1300_DSCR_CMD0_UART1_TX 2
|
||||
#define AU1300_DSCR_CMD0_UART1_RX 3
|
||||
#define AU1300_DSCR_CMD0_UART2_TX 4
|
||||
#define AU1300_DSCR_CMD0_UART2_RX 5
|
||||
#define AU1300_DSCR_CMD0_UART3_TX 6
|
||||
#define AU1300_DSCR_CMD0_UART3_RX 7
|
||||
#define AU1300_DSCR_CMD0_SDMS_TX0 8
|
||||
#define AU1300_DSCR_CMD0_SDMS_RX0 9
|
||||
#define AU1300_DSCR_CMD0_SDMS_TX1 10
|
||||
#define AU1300_DSCR_CMD0_SDMS_RX1 11
|
||||
#define AU1300_DSCR_CMD0_AES_TX 12
|
||||
#define AU1300_DSCR_CMD0_AES_RX 13
|
||||
#define AU1300_DSCR_CMD0_PSC0_TX 14
|
||||
#define AU1300_DSCR_CMD0_PSC0_RX 15
|
||||
#define AU1300_DSCR_CMD0_PSC1_TX 16
|
||||
#define AU1300_DSCR_CMD0_PSC1_RX 17
|
||||
#define AU1300_DSCR_CMD0_PSC2_TX 18
|
||||
#define AU1300_DSCR_CMD0_PSC2_RX 19
|
||||
#define AU1300_DSCR_CMD0_PSC3_TX 20
|
||||
#define AU1300_DSCR_CMD0_PSC3_RX 21
|
||||
#define AU1300_DSCR_CMD0_LCD 22
|
||||
#define AU1300_DSCR_CMD0_NAND_FLASH 23
|
||||
#define AU1300_DSCR_CMD0_SDMS_TX2 24
|
||||
#define AU1300_DSCR_CMD0_SDMS_RX2 25
|
||||
#define AU1300_DSCR_CMD0_CIM_SYNC 26
|
||||
#define AU1300_DSCR_CMD0_UDMA 27
|
||||
#define AU1300_DSCR_CMD0_DMA_REQ0 28
|
||||
#define AU1300_DSCR_CMD0_DMA_REQ1 29
|
||||
|
||||
#define DSCR_CMD0_THROTTLE 30
|
||||
#define DSCR_CMD0_ALWAYS 31
|
||||
#define DSCR_NDEV_IDS 32
|
||||
|
|
|
|||
|
|
@ -0,0 +1,241 @@
|
|||
/*
|
||||
* gpio-au1300.h -- GPIO control for Au1300 GPIC and compatibles.
|
||||
*
|
||||
* Copyright (c) 2009-2011 Manuel Lauss <manuel.lauss@googlemail.com>
|
||||
*/
|
||||
|
||||
#ifndef _GPIO_AU1300_H_
|
||||
#define _GPIO_AU1300_H_
|
||||
|
||||
#include <asm/addrspace.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/mach-au1x00/au1000.h>
|
||||
|
||||
/* with the current GPIC design, up to 128 GPIOs are possible.
|
||||
* The only implementation so far is in the Au1300, which has 75 externally
|
||||
* available GPIOs.
|
||||
*/
|
||||
#define AU1300_GPIO_BASE 0
|
||||
#define AU1300_GPIO_NUM 75
|
||||
#define AU1300_GPIO_MAX (AU1300_GPIO_BASE + AU1300_GPIO_NUM - 1)
|
||||
|
||||
#define AU1300_GPIC_ADDR \
|
||||
(void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR)
|
||||
|
||||
static inline int au1300_gpio_get_value(unsigned int gpio)
|
||||
{
|
||||
void __iomem *roff = AU1300_GPIC_ADDR;
|
||||
int bit;
|
||||
|
||||
gpio -= AU1300_GPIO_BASE;
|
||||
roff += GPIC_GPIO_BANKOFF(gpio);
|
||||
bit = GPIC_GPIO_TO_BIT(gpio);
|
||||
return __raw_readl(roff + AU1300_GPIC_PINVAL) & bit;
|
||||
}
|
||||
|
||||
static inline int au1300_gpio_direction_input(unsigned int gpio)
|
||||
{
|
||||
void __iomem *roff = AU1300_GPIC_ADDR;
|
||||
unsigned long bit;
|
||||
|
||||
gpio -= AU1300_GPIO_BASE;
|
||||
|
||||
roff += GPIC_GPIO_BANKOFF(gpio);
|
||||
bit = GPIC_GPIO_TO_BIT(gpio);
|
||||
__raw_writel(bit, roff + AU1300_GPIC_DEVCLR);
|
||||
wmb();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static inline int au1300_gpio_set_value(unsigned int gpio, int v)
|
||||
{
|
||||
void __iomem *roff = AU1300_GPIC_ADDR;
|
||||
unsigned long bit;
|
||||
|
||||
gpio -= AU1300_GPIO_BASE;
|
||||
|
||||
roff += GPIC_GPIO_BANKOFF(gpio);
|
||||
bit = GPIC_GPIO_TO_BIT(gpio);
|
||||
__raw_writel(bit, roff + (v ? AU1300_GPIC_PINVAL
|
||||
: AU1300_GPIC_PINVALCLR));
|
||||
wmb();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static inline int au1300_gpio_direction_output(unsigned int gpio, int v)
|
||||
{
|
||||
/* hw switches to output automatically */
|
||||
return au1300_gpio_set_value(gpio, v);
|
||||
}
|
||||
|
||||
static inline int au1300_gpio_to_irq(unsigned int gpio)
|
||||
{
|
||||
return AU1300_FIRST_INT + (gpio - AU1300_GPIO_BASE);
|
||||
}
|
||||
|
||||
static inline int au1300_irq_to_gpio(unsigned int irq)
|
||||
{
|
||||
return (irq - AU1300_FIRST_INT) + AU1300_GPIO_BASE;
|
||||
}
|
||||
|
||||
static inline int au1300_gpio_is_valid(unsigned int gpio)
|
||||
{
|
||||
int ret;
|
||||
|
||||
switch (alchemy_get_cputype()) {
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
ret = ((gpio >= AU1300_GPIO_BASE) && (gpio <= AU1300_GPIO_MAX));
|
||||
break;
|
||||
default:
|
||||
ret = 0;
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
static inline int au1300_gpio_cansleep(unsigned int gpio)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* hardware remembers gpio 0-63 levels on powerup */
|
||||
static inline int au1300_gpio_getinitlvl(unsigned int gpio)
|
||||
{
|
||||
void __iomem *roff = AU1300_GPIC_ADDR;
|
||||
unsigned long v;
|
||||
|
||||
if (unlikely(gpio > 63))
|
||||
return 0;
|
||||
else if (gpio > 31) {
|
||||
gpio -= 32;
|
||||
roff += 4;
|
||||
}
|
||||
|
||||
v = __raw_readl(roff + AU1300_GPIC_RSTVAL);
|
||||
return (v >> gpio) & 1;
|
||||
}
|
||||
|
||||
/**********************************************************************/
|
||||
|
||||
/* Linux gpio framework integration.
|
||||
*
|
||||
* 4 use cases of Alchemy GPIOS:
|
||||
*(1) GPIOLIB=y, ALCHEMY_GPIO_INDIRECT=y:
|
||||
* Board must register gpiochips.
|
||||
*(2) GPIOLIB=y, ALCHEMY_GPIO_INDIRECT=n:
|
||||
* A gpiochip for the 75 GPIOs is registered.
|
||||
*
|
||||
*(3) GPIOLIB=n, ALCHEMY_GPIO_INDIRECT=y:
|
||||
* the boards' gpio.h must provide the linux gpio wrapper functions,
|
||||
*
|
||||
*(4) GPIOLIB=n, ALCHEMY_GPIO_INDIRECT=n:
|
||||
* inlinable gpio functions are provided which enable access to the
|
||||
* Au1300 gpios only by using the numbers straight out of the data-
|
||||
* sheets.
|
||||
|
||||
* Cases 1 and 3 are intended for boards which want to provide their own
|
||||
* GPIO namespace and -operations (i.e. for example you have 8 GPIOs
|
||||
* which are in part provided by spare Au1300 GPIO pins and in part by
|
||||
* an external FPGA but you still want them to be accssible in linux
|
||||
* as gpio0-7. The board can of course use the alchemy_gpioX_* functions
|
||||
* as required).
|
||||
*/
|
||||
|
||||
#ifndef CONFIG_GPIOLIB
|
||||
|
||||
#ifdef CONFIG_ALCHEMY_GPIOINT_AU1300
|
||||
|
||||
#ifndef CONFIG_ALCHEMY_GPIO_INDIRECT /* case (4) */
|
||||
|
||||
static inline int gpio_direction_input(unsigned int gpio)
|
||||
{
|
||||
return au1300_gpio_direction_input(gpio);
|
||||
}
|
||||
|
||||
static inline int gpio_direction_output(unsigned int gpio, int v)
|
||||
{
|
||||
return au1300_gpio_direction_output(gpio, v);
|
||||
}
|
||||
|
||||
static inline int gpio_get_value(unsigned int gpio)
|
||||
{
|
||||
return au1300_gpio_get_value(gpio);
|
||||
}
|
||||
|
||||
static inline void gpio_set_value(unsigned int gpio, int v)
|
||||
{
|
||||
au1300_gpio_set_value(gpio, v);
|
||||
}
|
||||
|
||||
static inline int gpio_get_value_cansleep(unsigned gpio)
|
||||
{
|
||||
return gpio_get_value(gpio);
|
||||
}
|
||||
|
||||
static inline void gpio_set_value_cansleep(unsigned gpio, int value)
|
||||
{
|
||||
gpio_set_value(gpio, value);
|
||||
}
|
||||
|
||||
static inline int gpio_is_valid(unsigned int gpio)
|
||||
{
|
||||
return au1300_gpio_is_valid(gpio);
|
||||
}
|
||||
|
||||
static inline int gpio_cansleep(unsigned int gpio)
|
||||
{
|
||||
return au1300_gpio_cansleep(gpio);
|
||||
}
|
||||
|
||||
static inline int gpio_to_irq(unsigned int gpio)
|
||||
{
|
||||
return au1300_gpio_to_irq(gpio);
|
||||
}
|
||||
|
||||
static inline int irq_to_gpio(unsigned int irq)
|
||||
{
|
||||
return au1300_irq_to_gpio(irq);
|
||||
}
|
||||
|
||||
static inline int gpio_request(unsigned int gpio, const char *label)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static inline void gpio_free(unsigned int gpio)
|
||||
{
|
||||
}
|
||||
|
||||
static inline int gpio_set_debounce(unsigned gpio, unsigned debounce)
|
||||
{
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
static inline void gpio_unexport(unsigned gpio)
|
||||
{
|
||||
}
|
||||
|
||||
static inline int gpio_export(unsigned gpio, bool direction_may_change)
|
||||
{
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
static inline int gpio_sysfs_set_active_low(unsigned gpio, int value)
|
||||
{
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
static inline int gpio_export_link(struct device *dev, const char *name,
|
||||
unsigned gpio)
|
||||
{
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
#endif /* !CONFIG_ALCHEMY_GPIO_INDIRECT */
|
||||
|
||||
#endif /* CONFIG_ALCHEMY_GPIOINT_AU1300 */
|
||||
|
||||
#endif /* CONFIG GPIOLIB */
|
||||
|
||||
#endif /* _GPIO_AU1300_H_ */
|
||||
|
|
@ -12,6 +12,7 @@
|
|||
|
||||
#include <asm/mach-au1x00/au1000.h>
|
||||
#include <asm/mach-au1x00/gpio-au1000.h>
|
||||
#include <asm/mach-au1x00/gpio-au1300.h>
|
||||
|
||||
/* On Au1000, Au1500 and Au1100 GPIOs won't work as inputs before
|
||||
* SYS_PININPUTEN is written to at least once. On Au1550/Au1200/Au1300 this
|
||||
|
|
@ -58,6 +59,8 @@ static inline int __au_irq_to_gpio(unsigned int irq)
|
|||
switch (alchemy_get_cputype()) {
|
||||
case ALCHEMY_CPU_AU1000...ALCHEMY_CPU_AU1200:
|
||||
return alchemy_irq_to_gpio(irq);
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
return au1300_irq_to_gpio(irq);
|
||||
}
|
||||
return -EINVAL;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1014,6 +1014,13 @@ static inline void cpu_probe_netlogic(struct cpuinfo_mips *c, int cpu)
|
|||
{
|
||||
decode_configs(c);
|
||||
|
||||
if ((c->processor_id & 0xff00) == PRID_IMP_NETLOGIC_AU13XX) {
|
||||
c->cputype = CPU_ALCHEMY;
|
||||
__cpu_name[cpu] = "Au1300";
|
||||
/* following stuff is not for Alchemy */
|
||||
return;
|
||||
}
|
||||
|
||||
c->options = (MIPS_CPU_TLB |
|
||||
MIPS_CPU_4KEX |
|
||||
MIPS_CPU_COUNTER |
|
||||
|
|
|
|||
|
|
@ -299,11 +299,11 @@ config I2C_AT91
|
|||
unless your system can cope with those limitations.
|
||||
|
||||
config I2C_AU1550
|
||||
tristate "Au1550/Au1200 SMBus interface"
|
||||
tristate "Au1550/Au1200/Au1300 SMBus interface"
|
||||
depends on MIPS_ALCHEMY
|
||||
help
|
||||
If you say yes to this option, support will be included for the
|
||||
Au1550 and Au1200 SMBus interface.
|
||||
Au1550/Au1200/Au1300 SMBus interface.
|
||||
|
||||
This driver can also be built as a module. If so, the module
|
||||
will be called i2c-au1550.
|
||||
|
|
|
|||
|
|
@ -153,6 +153,7 @@ static inline int has_dbdma(void)
|
|||
{
|
||||
switch (alchemy_get_cputype()) {
|
||||
case ALCHEMY_CPU_AU1200:
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
return 1;
|
||||
default:
|
||||
return 0;
|
||||
|
|
@ -768,11 +769,15 @@ static void au1xmmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
|
|||
|
||||
config2 = au_readl(HOST_CONFIG2(host));
|
||||
switch (ios->bus_width) {
|
||||
case MMC_BUS_WIDTH_8:
|
||||
config2 |= SD_CONFIG2_BB;
|
||||
break;
|
||||
case MMC_BUS_WIDTH_4:
|
||||
config2 &= ~SD_CONFIG2_BB;
|
||||
config2 |= SD_CONFIG2_WB;
|
||||
break;
|
||||
case MMC_BUS_WIDTH_1:
|
||||
config2 &= ~SD_CONFIG2_WB;
|
||||
config2 &= ~(SD_CONFIG2_WB | SD_CONFIG2_BB);
|
||||
break;
|
||||
}
|
||||
au_writel(config2, HOST_CONFIG2(host));
|
||||
|
|
@ -943,7 +948,7 @@ static int __devinit au1xmmc_probe(struct platform_device *pdev)
|
|||
struct mmc_host *mmc;
|
||||
struct au1xmmc_host *host;
|
||||
struct resource *r;
|
||||
int ret;
|
||||
int ret, iflag;
|
||||
|
||||
mmc = mmc_alloc_host(sizeof(struct au1xmmc_host), &pdev->dev);
|
||||
if (!mmc) {
|
||||
|
|
@ -982,37 +987,43 @@ static int __devinit au1xmmc_probe(struct platform_device *pdev)
|
|||
dev_err(&pdev->dev, "no IRQ defined\n");
|
||||
goto out3;
|
||||
}
|
||||
|
||||
host->irq = r->start;
|
||||
/* IRQ is shared among both SD controllers */
|
||||
ret = request_irq(host->irq, au1xmmc_irq, IRQF_SHARED,
|
||||
DRIVER_NAME, host);
|
||||
if (ret) {
|
||||
dev_err(&pdev->dev, "cannot grab IRQ\n");
|
||||
goto out3;
|
||||
}
|
||||
|
||||
mmc->ops = &au1xmmc_ops;
|
||||
|
||||
mmc->f_min = 450000;
|
||||
mmc->f_max = 24000000;
|
||||
|
||||
switch (alchemy_get_cputype()) {
|
||||
case ALCHEMY_CPU_AU1100:
|
||||
mmc->max_seg_size = AU1100_MMC_DESCRIPTOR_SIZE;
|
||||
mmc->max_segs = AU1XMMC_DESCRIPTOR_COUNT;
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1200:
|
||||
mmc->max_seg_size = AU1200_MMC_DESCRIPTOR_SIZE;
|
||||
mmc->max_segs = AU1XMMC_DESCRIPTOR_COUNT;
|
||||
break;
|
||||
}
|
||||
|
||||
mmc->max_blk_size = 2048;
|
||||
mmc->max_blk_count = 512;
|
||||
|
||||
mmc->ocr_avail = AU1XMMC_OCR;
|
||||
mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_SDIO_IRQ;
|
||||
mmc->max_segs = AU1XMMC_DESCRIPTOR_COUNT;
|
||||
|
||||
iflag = IRQF_SHARED; /* Au1100/Au1200: one int for both ctrls */
|
||||
|
||||
switch (alchemy_get_cputype()) {
|
||||
case ALCHEMY_CPU_AU1100:
|
||||
mmc->max_seg_size = AU1100_MMC_DESCRIPTOR_SIZE;
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1200:
|
||||
mmc->max_seg_size = AU1200_MMC_DESCRIPTOR_SIZE;
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
iflag = 0; /* nothing is shared */
|
||||
mmc->max_seg_size = AU1200_MMC_DESCRIPTOR_SIZE;
|
||||
mmc->f_max = 52000000;
|
||||
if (host->ioarea->start == AU1100_SD0_PHYS_ADDR)
|
||||
mmc->caps |= MMC_CAP_8_BIT_DATA;
|
||||
break;
|
||||
}
|
||||
|
||||
ret = request_irq(host->irq, au1xmmc_irq, iflag, DRIVER_NAME, host);
|
||||
if (ret) {
|
||||
dev_err(&pdev->dev, "cannot grab IRQ\n");
|
||||
goto out3;
|
||||
}
|
||||
|
||||
host->status = HOST_S_IDLE;
|
||||
|
||||
|
|
|
|||
|
|
@ -87,12 +87,12 @@ config SPI_BFIN_SPORT
|
|||
Enable support for a SPI bus via the Blackfin SPORT peripheral.
|
||||
|
||||
config SPI_AU1550
|
||||
tristate "Au1550/Au12x0 SPI Controller"
|
||||
tristate "Au1550/Au1200/Au1300 SPI Controller"
|
||||
depends on MIPS_ALCHEMY && EXPERIMENTAL
|
||||
select SPI_BITBANG
|
||||
help
|
||||
If you say yes to this option, support will be included for the
|
||||
Au1550 SPI controller (may also work with Au1200,Au1210,Au1250).
|
||||
PSC SPI controller found on Au1550, Au1200 and Au1300 series.
|
||||
|
||||
config SPI_BITBANG
|
||||
tristate "Utilities for Bitbanging SPI masters"
|
||||
|
|
|
|||
|
|
@ -52,9 +52,263 @@
|
|||
USBCFG_EBE | USBCFG_EME | USBCFG_OBE | \
|
||||
USBCFG_OME)
|
||||
|
||||
/* Au1300 USB config registers */
|
||||
#define USB_DWC_CTRL1 0x00
|
||||
#define USB_DWC_CTRL2 0x04
|
||||
#define USB_VBUS_TIMER 0x10
|
||||
#define USB_SBUS_CTRL 0x14
|
||||
#define USB_MSR_ERR 0x18
|
||||
#define USB_DWC_CTRL3 0x1C
|
||||
#define USB_DWC_CTRL4 0x20
|
||||
#define USB_OTG_STATUS 0x28
|
||||
#define USB_DWC_CTRL5 0x2C
|
||||
#define USB_DWC_CTRL6 0x30
|
||||
#define USB_DWC_CTRL7 0x34
|
||||
#define USB_PHY_STATUS 0xC0
|
||||
#define USB_INT_STATUS 0xC4
|
||||
#define USB_INT_ENABLE 0xC8
|
||||
|
||||
#define USB_DWC_CTRL1_OTGD 0x04 /* set to DISable OTG */
|
||||
#define USB_DWC_CTRL1_HSTRS 0x02 /* set to ENable EHCI */
|
||||
#define USB_DWC_CTRL1_DCRS 0x01 /* set to ENable UDC */
|
||||
|
||||
#define USB_DWC_CTRL2_PHY1RS 0x04 /* set to enable PHY1 */
|
||||
#define USB_DWC_CTRL2_PHY0RS 0x02 /* set to enable PHY0 */
|
||||
#define USB_DWC_CTRL2_PHYRS 0x01 /* set to enable PHY */
|
||||
|
||||
#define USB_DWC_CTRL3_OHCI1_CKEN (1 << 19)
|
||||
#define USB_DWC_CTRL3_OHCI0_CKEN (1 << 18)
|
||||
#define USB_DWC_CTRL3_EHCI0_CKEN (1 << 17)
|
||||
#define USB_DWC_CTRL3_OTG0_CKEN (1 << 16)
|
||||
|
||||
#define USB_SBUS_CTRL_SBCA 0x04 /* coherent access */
|
||||
|
||||
#define USB_INTEN_FORCE 0x20
|
||||
#define USB_INTEN_PHY 0x10
|
||||
#define USB_INTEN_UDC 0x08
|
||||
#define USB_INTEN_EHCI 0x04
|
||||
#define USB_INTEN_OHCI1 0x02
|
||||
#define USB_INTEN_OHCI0 0x01
|
||||
|
||||
static DEFINE_SPINLOCK(alchemy_usb_lock);
|
||||
|
||||
static inline void __au1300_usb_phyctl(void __iomem *base, int enable)
|
||||
{
|
||||
unsigned long r, s;
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL2);
|
||||
s = __raw_readl(base + USB_DWC_CTRL3);
|
||||
|
||||
s &= USB_DWC_CTRL3_OHCI1_CKEN | USB_DWC_CTRL3_OHCI0_CKEN |
|
||||
USB_DWC_CTRL3_EHCI0_CKEN | USB_DWC_CTRL3_OTG0_CKEN;
|
||||
|
||||
if (enable) {
|
||||
/* simply enable all PHYs */
|
||||
r |= USB_DWC_CTRL2_PHY1RS | USB_DWC_CTRL2_PHY0RS |
|
||||
USB_DWC_CTRL2_PHYRS;
|
||||
__raw_writel(r, base + USB_DWC_CTRL2);
|
||||
wmb();
|
||||
} else if (!s) {
|
||||
/* no USB block active, do disable all PHYs */
|
||||
r &= ~(USB_DWC_CTRL2_PHY1RS | USB_DWC_CTRL2_PHY0RS |
|
||||
USB_DWC_CTRL2_PHYRS);
|
||||
__raw_writel(r, base + USB_DWC_CTRL2);
|
||||
wmb();
|
||||
}
|
||||
}
|
||||
|
||||
static inline void __au1300_ohci_control(void __iomem *base, int enable, int id)
|
||||
{
|
||||
unsigned long r;
|
||||
|
||||
if (enable) {
|
||||
__raw_writel(1, base + USB_DWC_CTRL7); /* start OHCI clock */
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL3); /* enable OHCI block */
|
||||
r |= (id == 0) ? USB_DWC_CTRL3_OHCI0_CKEN
|
||||
: USB_DWC_CTRL3_OHCI1_CKEN;
|
||||
__raw_writel(r, base + USB_DWC_CTRL3);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable); /* power up the PHYs */
|
||||
|
||||
r = __raw_readl(base + USB_INT_ENABLE);
|
||||
r |= (id == 0) ? USB_INTEN_OHCI0 : USB_INTEN_OHCI1;
|
||||
__raw_writel(r, base + USB_INT_ENABLE);
|
||||
wmb();
|
||||
|
||||
/* reset the OHCI start clock bit */
|
||||
__raw_writel(0, base + USB_DWC_CTRL7);
|
||||
wmb();
|
||||
} else {
|
||||
r = __raw_readl(base + USB_INT_ENABLE);
|
||||
r &= ~((id == 0) ? USB_INTEN_OHCI0 : USB_INTEN_OHCI1);
|
||||
__raw_writel(r, base + USB_INT_ENABLE);
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL3);
|
||||
r &= ~((id == 0) ? USB_DWC_CTRL3_OHCI0_CKEN
|
||||
: USB_DWC_CTRL3_OHCI1_CKEN);
|
||||
__raw_writel(r, base + USB_DWC_CTRL3);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable);
|
||||
}
|
||||
}
|
||||
|
||||
static inline void __au1300_ehci_control(void __iomem *base, int enable)
|
||||
{
|
||||
unsigned long r;
|
||||
|
||||
if (enable) {
|
||||
r = __raw_readl(base + USB_DWC_CTRL3);
|
||||
r |= USB_DWC_CTRL3_EHCI0_CKEN;
|
||||
__raw_writel(r, base + USB_DWC_CTRL3);
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL1);
|
||||
r |= USB_DWC_CTRL1_HSTRS;
|
||||
__raw_writel(r, base + USB_DWC_CTRL1);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable);
|
||||
|
||||
r = __raw_readl(base + USB_INT_ENABLE);
|
||||
r |= USB_INTEN_EHCI;
|
||||
__raw_writel(r, base + USB_INT_ENABLE);
|
||||
wmb();
|
||||
} else {
|
||||
r = __raw_readl(base + USB_INT_ENABLE);
|
||||
r &= ~USB_INTEN_EHCI;
|
||||
__raw_writel(r, base + USB_INT_ENABLE);
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL1);
|
||||
r &= ~USB_DWC_CTRL1_HSTRS;
|
||||
__raw_writel(r, base + USB_DWC_CTRL1);
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL3);
|
||||
r &= ~USB_DWC_CTRL3_EHCI0_CKEN;
|
||||
__raw_writel(r, base + USB_DWC_CTRL3);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable);
|
||||
}
|
||||
}
|
||||
|
||||
static inline void __au1300_udc_control(void __iomem *base, int enable)
|
||||
{
|
||||
unsigned long r;
|
||||
|
||||
if (enable) {
|
||||
r = __raw_readl(base + USB_DWC_CTRL1);
|
||||
r |= USB_DWC_CTRL1_DCRS;
|
||||
__raw_writel(r, base + USB_DWC_CTRL1);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable);
|
||||
|
||||
r = __raw_readl(base + USB_INT_ENABLE);
|
||||
r |= USB_INTEN_UDC;
|
||||
__raw_writel(r, base + USB_INT_ENABLE);
|
||||
wmb();
|
||||
} else {
|
||||
r = __raw_readl(base + USB_INT_ENABLE);
|
||||
r &= ~USB_INTEN_UDC;
|
||||
__raw_writel(r, base + USB_INT_ENABLE);
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL1);
|
||||
r &= ~USB_DWC_CTRL1_DCRS;
|
||||
__raw_writel(r, base + USB_DWC_CTRL1);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable);
|
||||
}
|
||||
}
|
||||
|
||||
static inline void __au1300_otg_control(void __iomem *base, int enable)
|
||||
{
|
||||
unsigned long r;
|
||||
if (enable) {
|
||||
r = __raw_readl(base + USB_DWC_CTRL3);
|
||||
r |= USB_DWC_CTRL3_OTG0_CKEN;
|
||||
__raw_writel(r, base + USB_DWC_CTRL3);
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL1);
|
||||
r &= ~USB_DWC_CTRL1_OTGD;
|
||||
__raw_writel(r, base + USB_DWC_CTRL1);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable);
|
||||
} else {
|
||||
r = __raw_readl(base + USB_DWC_CTRL1);
|
||||
r |= USB_DWC_CTRL1_OTGD;
|
||||
__raw_writel(r, base + USB_DWC_CTRL1);
|
||||
wmb();
|
||||
|
||||
r = __raw_readl(base + USB_DWC_CTRL3);
|
||||
r &= ~USB_DWC_CTRL3_OTG0_CKEN;
|
||||
__raw_writel(r, base + USB_DWC_CTRL3);
|
||||
wmb();
|
||||
|
||||
__au1300_usb_phyctl(base, enable);
|
||||
}
|
||||
}
|
||||
|
||||
static inline int au1300_usb_control(int block, int enable)
|
||||
{
|
||||
void __iomem *base =
|
||||
(void __iomem *)KSEG1ADDR(AU1300_USB_CTL_PHYS_ADDR);
|
||||
int ret = 0;
|
||||
|
||||
switch (block) {
|
||||
case ALCHEMY_USB_OHCI0:
|
||||
__au1300_ohci_control(base, enable, 0);
|
||||
break;
|
||||
case ALCHEMY_USB_OHCI1:
|
||||
__au1300_ohci_control(base, enable, 1);
|
||||
break;
|
||||
case ALCHEMY_USB_EHCI0:
|
||||
__au1300_ehci_control(base, enable);
|
||||
break;
|
||||
case ALCHEMY_USB_UDC0:
|
||||
__au1300_udc_control(base, enable);
|
||||
break;
|
||||
case ALCHEMY_USB_OTG0:
|
||||
__au1300_otg_control(base, enable);
|
||||
break;
|
||||
default:
|
||||
ret = -ENODEV;
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
static inline void au1300_usb_init(void)
|
||||
{
|
||||
void __iomem *base =
|
||||
(void __iomem *)KSEG1ADDR(AU1300_USB_CTL_PHYS_ADDR);
|
||||
|
||||
/* set some sane defaults. Note: we don't fiddle with DWC_CTRL4
|
||||
* here at all: Port 2 routing (EHCI or UDC) must be set either
|
||||
* by boot firmware or platform init code; I can't autodetect
|
||||
* a sane setting.
|
||||
*/
|
||||
__raw_writel(0, base + USB_INT_ENABLE); /* disable all USB irqs */
|
||||
wmb();
|
||||
__raw_writel(0, base + USB_DWC_CTRL3); /* disable all clocks */
|
||||
wmb();
|
||||
__raw_writel(~0, base + USB_MSR_ERR); /* clear all errors */
|
||||
wmb();
|
||||
__raw_writel(~0, base + USB_INT_STATUS); /* clear int status */
|
||||
wmb();
|
||||
/* set coherent access bit */
|
||||
__raw_writel(USB_SBUS_CTRL_SBCA, base + USB_SBUS_CTRL);
|
||||
wmb();
|
||||
}
|
||||
|
||||
static inline void __au1200_ohci_control(void __iomem *base, int enable)
|
||||
{
|
||||
|
|
@ -233,6 +487,9 @@ int alchemy_usb_control(int block, int enable)
|
|||
case ALCHEMY_CPU_AU1200:
|
||||
ret = au1200_usb_control(block, enable);
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
ret = au1300_usb_control(block, enable);
|
||||
break;
|
||||
default:
|
||||
ret = -ENODEV;
|
||||
}
|
||||
|
|
@ -281,6 +538,20 @@ static void au1200_usb_pm(int susp)
|
|||
}
|
||||
}
|
||||
|
||||
static void au1300_usb_pm(int susp)
|
||||
{
|
||||
void __iomem *base =
|
||||
(void __iomem *)KSEG1ADDR(AU1300_USB_CTL_PHYS_ADDR);
|
||||
/* remember Port2 routing */
|
||||
if (susp) {
|
||||
alchemy_usb_pmdata[0] = __raw_readl(base + USB_DWC_CTRL4);
|
||||
} else {
|
||||
au1300_usb_init();
|
||||
__raw_writel(alchemy_usb_pmdata[0], base + USB_DWC_CTRL4);
|
||||
wmb();
|
||||
}
|
||||
}
|
||||
|
||||
static void alchemy_usb_pm(int susp)
|
||||
{
|
||||
switch (alchemy_get_cputype()) {
|
||||
|
|
@ -295,6 +566,9 @@ static void alchemy_usb_pm(int susp)
|
|||
case ALCHEMY_CPU_AU1200:
|
||||
au1200_usb_pm(susp);
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
au1300_usb_pm(susp);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -328,6 +602,9 @@ static int __init alchemy_usb_init(void)
|
|||
case ALCHEMY_CPU_AU1200:
|
||||
au1200_usb_init();
|
||||
break;
|
||||
case ALCHEMY_CPU_AU1300:
|
||||
au1300_usb_init();
|
||||
break;
|
||||
}
|
||||
|
||||
register_syscore_ops(&alchemy_usb_pm_ops);
|
||||
|
|
|
|||
|
|
@ -89,7 +89,7 @@ static const struct hc_driver ohci_au1xxx_hc_driver = {
|
|||
|
||||
static int ohci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
|
||||
{
|
||||
int ret;
|
||||
int ret, unit;
|
||||
struct usb_hcd *hcd;
|
||||
|
||||
if (usb_disabled())
|
||||
|
|
@ -120,7 +120,9 @@ static int ohci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
|
|||
goto err2;
|
||||
}
|
||||
|
||||
if (alchemy_usb_control(ALCHEMY_USB_OHCI0, 1)) {
|
||||
unit = (hcd->rsrc_start == AU1300_USB_OHCI1_PHYS_ADDR) ?
|
||||
ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
|
||||
if (alchemy_usb_control(unit, 1)) {
|
||||
printk(KERN_INFO "%s: controller init failed!\n", pdev->name);
|
||||
ret = -ENODEV;
|
||||
goto err3;
|
||||
|
|
@ -135,7 +137,7 @@ static int ohci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
|
|||
return ret;
|
||||
}
|
||||
|
||||
alchemy_usb_control(ALCHEMY_USB_OHCI0, 0);
|
||||
alchemy_usb_control(unit, 0);
|
||||
err3:
|
||||
iounmap(hcd->regs);
|
||||
err2:
|
||||
|
|
@ -148,9 +150,12 @@ err1:
|
|||
static int ohci_hcd_au1xxx_drv_remove(struct platform_device *pdev)
|
||||
{
|
||||
struct usb_hcd *hcd = platform_get_drvdata(pdev);
|
||||
int unit;
|
||||
|
||||
unit = (hcd->rsrc_start == AU1300_USB_OHCI1_PHYS_ADDR) ?
|
||||
ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
|
||||
usb_remove_hcd(hcd);
|
||||
alchemy_usb_control(ALCHEMY_USB_OHCI0, 0);
|
||||
alchemy_usb_control(unit, 0);
|
||||
iounmap(hcd->regs);
|
||||
release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
|
||||
usb_put_hcd(hcd);
|
||||
|
|
|
|||
|
|
@ -1763,16 +1763,16 @@ config FB_AU1100
|
|||
au1100fb:panel=<name>.
|
||||
|
||||
config FB_AU1200
|
||||
bool "Au1200 LCD Driver"
|
||||
bool "Au1200/Au1300 LCD Driver"
|
||||
depends on (FB = y) && MIPS_ALCHEMY
|
||||
select FB_SYS_FILLRECT
|
||||
select FB_SYS_COPYAREA
|
||||
select FB_SYS_IMAGEBLIT
|
||||
select FB_SYS_FOPS
|
||||
help
|
||||
This is the framebuffer driver for the AMD Au1200 SOC. It can drive
|
||||
various panels and CRTs by passing in kernel cmd line option
|
||||
au1200fb:panel=<name>.
|
||||
This is the framebuffer driver for the Au1200/Au1300 SOCs.
|
||||
It can drive various panels and CRTs by passing in kernel cmd line
|
||||
option au1200fb:panel=<name>.
|
||||
|
||||
config FB_VT8500
|
||||
bool "VT8500 LCD Driver"
|
||||
|
|
|
|||
|
|
@ -1,13 +1,13 @@
|
|||
##
|
||||
## Au1200/Au1550 PSC + DBDMA
|
||||
## Au1200/Au1550/Au1300 PSC + DBDMA
|
||||
##
|
||||
config SND_SOC_AU1XPSC
|
||||
tristate "SoC Audio for Au1200/Au1250/Au1550"
|
||||
tristate "SoC Audio for Au12xx/Au13xx/Au1550"
|
||||
depends on MIPS_ALCHEMY
|
||||
help
|
||||
This option enables support for the Programmable Serial
|
||||
Controllers in AC97 and I2S mode, and the Descriptor-Based DMA
|
||||
Controller (DBDMA) as found on the Au1200/Au1250/Au1550 SoC.
|
||||
Controller (DBDMA) as found on the Au12xx/Au13xx/Au1550 SoC.
|
||||
|
||||
config SND_SOC_AU1XPSC_I2S
|
||||
tristate
|
||||
|
|
|
|||
Loading…
Reference in New Issue