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[ARM] 4370/3: AT91: Support for Atmel AT91SAM9RL processors. 

Add support for Atmel's new AT91SAM9RL range of processors.
Includes similar peripherals as other AT91SAM9 processors, but with a
High-speed USB controller and various sizes of internal SRAM.

Signed-off-by: Nicolas Ferre <nicolas.ferre@rfo.atmel.com>
Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
hifive-unleashed-5.1
Andrew Victor 2007-05-11 20:49:56 +01:00 committed by Russell King
parent 9da7cf23a4
commit 877d7720f5
13 changed files with 1207 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/arm/mach-at91/Kconfig
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@ -17,6 +17,9 @@ config ARCH_AT91SAM9261
config ARCH_AT91SAM9263
bool "AT91SAM9263"
config ARCH_AT91SAM9RL
bool "AT91SAM9RL"
endchoice
# ----------------------------------------------------------

1
arch/arm/mach-at91/Makefile
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@ -14,6 +14,7 @@ obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200.o at91rm9200_time.o at91rm9200_devic
obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o
obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261.o at91sam926x_time.o at91sam9261_devices.o
obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263.o at91sam926x_time.o at91sam9263_devices.o
obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl.o at91sam926x_time.o at91sam9rl_devices.o
# AT91RM9200 board-specific support
obj-$(CONFIG_MACH_ONEARM) += board-1arm.o

341
arch/arm/mach-at91/at91sam9rl.c 100644
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@ -0,0 +1,341 @@
/*
* arch/arm/mach-at91/at91sam9rl.c
*
* Copyright (C) 2005 SAN People
* Copyright (C) 2007 Atmel Corporation
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#include <linux/module.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/arch/cpu.h>
#include <asm/arch/at91sam9rl.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
#include "generic.h"
#include "clock.h"
static struct map_desc at91sam9rl_io_desc[] __initdata = {
{
.virtual = AT91_VA_BASE_SYS,
.pfn = __phys_to_pfn(AT91_BASE_SYS),
.length = SZ_16K,
.type = MT_DEVICE,
},
};
static struct map_desc at91sam9rl_sram_desc[] __initdata = {
{
.pfn = __phys_to_pfn(AT91SAM9RL_SRAM_BASE),
.type = MT_DEVICE,
}
};
/* --------------------------------------------------------------------
* Clocks
* -------------------------------------------------------------------- */
/*
* The peripheral clocks.
*/
static struct clk pioA_clk = {
.name = "pioA_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOA,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pioB_clk = {
.name = "pioB_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOB,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pioC_clk = {
.name = "pioC_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pioD_clk = {
.name = "pioD_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOD,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart0_clk = {
.name = "usart0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart1_clk = {
.name = "usart1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart2_clk = {
.name = "usart2_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US2,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart3_clk = {
.name = "usart3_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US3,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mmc_clk = {
.name = "mci_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_MCI,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk twi0_clk = {
.name = "twi0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TWI0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk twi1_clk = {
.name = "twi1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TWI1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk spi_clk = {
.name = "spi_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_SPI,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ssc0_clk = {
.name = "ssc0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_SSC0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ssc1_clk = {
.name = "ssc1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_SSC1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tc0_clk = {
.name = "tc0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TC0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tc1_clk = {
.name = "tc1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TC1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tc2_clk = {
.name = "tc2_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TC2,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pwmc_clk = {
.name = "pwmc_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PWMC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tsc_clk = {
.name = "tsc_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TSC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk dma_clk = {
.name = "dma_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_DMA,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk udphs_clk = {
.name = "udphs_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_UDPHS,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk lcdc_clk = {
.name = "lcdc_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_LCDC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ac97_clk = {
.name = "ac97_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_AC97C,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk *periph_clocks[] __initdata = {
&pioA_clk,
&pioB_clk,
&pioC_clk,
&pioD_clk,
&usart0_clk,
&usart1_clk,
&usart2_clk,
&usart3_clk,
&mmc_clk,
&twi0_clk,
&twi1_clk,
&spi_clk,
&ssc0_clk,
&ssc1_clk,
&tc0_clk,
&tc1_clk,
&tc2_clk,
&pwmc_clk,
&tsc_clk,
&dma_clk,
&udphs_clk,
&lcdc_clk,
&ac97_clk,
// irq0
};
/*
* The two programmable clocks.
* You must configure pin multiplexing to bring these signals out.
*/
static struct clk pck0 = {
.name = "pck0",
.pmc_mask = AT91_PMC_PCK0,
.type = CLK_TYPE_PROGRAMMABLE,
.id = 0,
};
static struct clk pck1 = {
.name = "pck1",
.pmc_mask = AT91_PMC_PCK1,
.type = CLK_TYPE_PROGRAMMABLE,
.id = 1,
};
static void __init at91sam9rl_register_clocks(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
clk_register(periph_clocks[i]);
clk_register(&pck0);
clk_register(&pck1);
}
/* --------------------------------------------------------------------
* GPIO
* -------------------------------------------------------------------- */
static struct at91_gpio_bank at91sam9rl_gpio[] = {
{
.id = AT91SAM9RL_ID_PIOA,
.offset = AT91_PIOA,
.clock = &pioA_clk,
}, {
.id = AT91SAM9RL_ID_PIOB,
.offset = AT91_PIOB,
.clock = &pioB_clk,
}, {
.id = AT91SAM9RL_ID_PIOC,
.offset = AT91_PIOC,
.clock = &pioC_clk,
}, {
.id = AT91SAM9RL_ID_PIOD,
.offset = AT91_PIOD,
.clock = &pioD_clk,
}
};
static void at91sam9rl_reset(void)
{
at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
}
/* --------------------------------------------------------------------
* AT91SAM9RL processor initialization
* -------------------------------------------------------------------- */
void __init at91sam9rl_initialize(unsigned long main_clock)
{
unsigned long cidr, sram_size;
/* Map peripherals */
iotable_init(at91sam9rl_io_desc, ARRAY_SIZE(at91sam9rl_io_desc));
cidr = at91_sys_read(AT91_DBGU_CIDR);
switch (cidr & AT91_CIDR_SRAMSIZ) {
case AT91_CIDR_SRAMSIZ_32K:
sram_size = 2 * SZ_16K;
break;
case AT91_CIDR_SRAMSIZ_16K:
default:
sram_size = SZ_16K;
}
at91sam9rl_sram_desc->virtual = AT91_IO_VIRT_BASE - sram_size;
at91sam9rl_sram_desc->length = sram_size;
/* Map SRAM */
iotable_init(at91sam9rl_sram_desc, ARRAY_SIZE(at91sam9rl_sram_desc));
at91_arch_reset = at91sam9rl_reset;
at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);
/* Init clock subsystem */
at91_clock_init(main_clock);
/* Register the processor-specific clocks */
at91sam9rl_register_clocks();
/* Register GPIO subsystem */
at91_gpio_init(at91sam9rl_gpio, 4);
}
/* --------------------------------------------------------------------
* Interrupt initialization
* -------------------------------------------------------------------- */
/*
* The default interrupt priority levels (0 = lowest, 7 = highest).
*/
static unsigned int at91sam9rl_default_irq_priority[NR_AIC_IRQS] __initdata = {
7, /* Advanced Interrupt Controller */
7, /* System Peripherals */
1, /* Parallel IO Controller A */
1, /* Parallel IO Controller B */
1, /* Parallel IO Controller C */
1, /* Parallel IO Controller D */
5, /* USART 0 */
5, /* USART 1 */
5, /* USART 2 */
5, /* USART 3 */
0, /* Multimedia Card Interface */
6, /* Two-Wire Interface 0 */
6, /* Two-Wire Interface 1 */
5, /* Serial Peripheral Interface */
4, /* Serial Synchronous Controller 0 */
4, /* Serial Synchronous Controller 1 */
0, /* Timer Counter 0 */
0, /* Timer Counter 1 */
0, /* Timer Counter 2 */
0,
0, /* Touch Screen Controller */
0, /* DMA Controller */
2, /* USB Device High speed port */
2, /* LCD Controller */
6, /* AC97 Controller */
0,
0,
0,
0,
0,
0,
0, /* Advanced Interrupt Controller */
};
void __init at91sam9rl_init_interrupts(unsigned int priority[NR_AIC_IRQS])
{
if (!priority)
priority = at91sam9rl_default_irq_priority;
/* Initialize the AIC interrupt controller */
at91_aic_init(priority);
/* Enable GPIO interrupts */
at91_gpio_irq_setup();
}

634
arch/arm/mach-at91/at91sam9rl_devices.c 100644
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@ -0,0 +1,634 @@
/*
* Copyright (C) 2007 Atmel Corporation
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <video/atmel_lcdc.h>
#include <asm/arch/board.h>
#include <asm/arch/gpio.h>
#include <asm/arch/at91sam9rl.h>
#include <asm/arch/at91sam9rl_matrix.h>
#include <asm/arch/at91sam926x_mc.h>
#include "generic.h"
#define SZ_512 0x00000200
#define SZ_256 0x00000100
#define SZ_16 0x00000010
/* --------------------------------------------------------------------
* MMC / SD
* -------------------------------------------------------------------- */
#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
static u64 mmc_dmamask = 0xffffffffUL;
static struct at91_mmc_data mmc_data;
static struct resource mmc_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_MCI,
.end = AT91SAM9RL_BASE_MCI + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_MCI,
.end = AT91SAM9RL_ID_MCI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_mmc_device = {
.name = "at91_mci",
.id = -1,
.dev = {
.dma_mask = &mmc_dmamask,
.coherent_dma_mask = 0xffffffff,
.platform_data = &mmc_data,
},
.resource = mmc_resources,
.num_resources = ARRAY_SIZE(mmc_resources),
};
void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
{
if (!data)
return;
/* input/irq */
if (data->det_pin) {
at91_set_gpio_input(data->det_pin, 1);
at91_set_deglitch(data->det_pin, 1);
}
if (data->wp_pin)
at91_set_gpio_input(data->wp_pin, 1);
if (data->vcc_pin)
at91_set_gpio_output(data->vcc_pin, 0);
/* CLK */
at91_set_A_periph(AT91_PIN_PA2, 0);
/* CMD */
at91_set_A_periph(AT91_PIN_PA1, 1);
/* DAT0, maybe DAT1..DAT3 */
at91_set_A_periph(AT91_PIN_PA0, 1);
if (data->wire4) {
at91_set_A_periph(AT91_PIN_PA3, 1);
at91_set_A_periph(AT91_PIN_PA4, 1);
at91_set_A_periph(AT91_PIN_PA5, 1);
}
mmc_data = *data;
platform_device_register(&at91sam9rl_mmc_device);
}
#else
void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
#endif
/* --------------------------------------------------------------------
* NAND / SmartMedia
* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
static struct at91_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
static struct resource nand_resources[] = {
{
.start = NAND_BASE,
.end = NAND_BASE + SZ_256M - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device at91_nand_device = {
.name = "at91_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
},
.resource = nand_resources,
.num_resources = ARRAY_SIZE(nand_resources),
};
void __init at91_add_device_nand(struct at91_nand_data *data)
{
unsigned long csa;
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* set the bus interface characteristics */
at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0)
| AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0));
at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(2) | AT91_SMC_NCS_WRPULSE_(5)
| AT91_SMC_NRDPULSE_(2) | AT91_SMC_NCS_RDPULSE_(5));
at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(7) | AT91_SMC_NRDCYCLE_(7));
at91_sys_write(AT91_SMC_MODE(3), AT91_SMC_DBW_8 | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(1));
/* enable pin */
if (data->enable_pin)
at91_set_gpio_output(data->enable_pin, 1);
/* ready/busy pin */
if (data->rdy_pin)
at91_set_gpio_input(data->rdy_pin, 1);
/* card detect pin */
if (data->det_pin)
at91_set_gpio_input(data->det_pin, 1);
at91_set_A_periph(AT91_PIN_PB4, 0); /* NANDOE */
at91_set_A_periph(AT91_PIN_PB5, 0); /* NANDWE */
nand_data = *data;
platform_device_register(&at91_nand_device);
}
#else
void __init at91_add_device_nand(struct at91_nand_data *data) {}
#endif
/* --------------------------------------------------------------------
* TWI (i2c)
* -------------------------------------------------------------------- */
#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
static struct resource twi_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_TWI0,
.end = AT91SAM9RL_BASE_TWI0 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_TWI0,
.end = AT91SAM9RL_ID_TWI0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_twi_device = {
.name = "at91_i2c",
.id = -1,
.resource = twi_resources,
.num_resources = ARRAY_SIZE(twi_resources),
};
void __init at91_add_device_i2c(void)
{
/* pins used for TWI interface */
at91_set_A_periph(AT91_PIN_PA23, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PA23, 1);
at91_set_A_periph(AT91_PIN_PA24, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PA24, 1);
platform_device_register(&at91sam9rl_twi_device);
}
#else
void __init at91_add_device_i2c(void) {}
#endif
/* --------------------------------------------------------------------
* SPI
* -------------------------------------------------------------------- */
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
static u64 spi_dmamask = 0xffffffffUL;
static struct resource spi_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_SPI,
.end = AT91SAM9RL_BASE_SPI + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_SPI,
.end = AT91SAM9RL_ID_SPI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_spi_device = {
.name = "atmel_spi",
.id = 0,
.dev = {
.dma_mask = &spi_dmamask,
.coherent_dma_mask = 0xffffffff,
},
.resource = spi_resources,
.num_resources = ARRAY_SIZE(spi_resources),
};
static const unsigned spi_standard_cs[4] = { AT91_PIN_PA28, AT91_PIN_PB7, AT91_PIN_PD8, AT91_PIN_PD9 };
void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
{
int i;
unsigned long cs_pin;
at91_set_A_periph(AT91_PIN_PA25, 0); /* MISO */
at91_set_A_periph(AT91_PIN_PA26, 0); /* MOSI */
at91_set_A_periph(AT91_PIN_PA27, 0); /* SPCK */
/* Enable SPI chip-selects */
for (i = 0; i < nr_devices; i++) {
if (devices[i].controller_data)
cs_pin = (unsigned long) devices[i].controller_data;
else
cs_pin = spi_standard_cs[devices[i].chip_select];
/* enable chip-select pin */
at91_set_gpio_output(cs_pin, 1);
/* pass chip-select pin to driver */
devices[i].controller_data = (void *) cs_pin;
}
spi_register_board_info(devices, nr_devices);
platform_device_register(&at91sam9rl_spi_device);
}
#else
void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
#endif
/* --------------------------------------------------------------------
* LCD Controller
* -------------------------------------------------------------------- */
#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
static u64 lcdc_dmamask = 0xffffffffUL;
static struct atmel_lcdfb_info lcdc_data;
static struct resource lcdc_resources[] = {
[0] = {
.start = AT91SAM9RL_LCDC_BASE,
.end = AT91SAM9RL_LCDC_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_LCDC,
.end = AT91SAM9RL_ID_LCDC,
.flags = IORESOURCE_IRQ,
},
#if defined(CONFIG_FB_INTSRAM)
[2] = {
.start = AT91SAM9RL_SRAM_BASE,
.end = AT91SAM9RL_SRAM_BASE + AT91SAM9RL_SRAM_SIZE - 1,
.flags = IORESOURCE_MEM,
},
#endif
};
static struct platform_device at91_lcdc_device = {
.name = "atmel_lcdfb",
.id = 0,
.dev = {
.dma_mask = &lcdc_dmamask,
.coherent_dma_mask = 0xffffffff,
.platform_data = &lcdc_data,
},
.resource = lcdc_resources,
.num_resources = ARRAY_SIZE(lcdc_resources),
};
void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
{
if (!data) {
return;
}
at91_set_B_periph(AT91_PIN_PC1, 0); /* LCDPWR */
at91_set_A_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDDEN */
at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDCC */
at91_set_B_periph(AT91_PIN_PC9, 0); /* LCDD3 */
at91_set_B_periph(AT91_PIN_PC10, 0); /* LCDD4 */
at91_set_B_periph(AT91_PIN_PC11, 0); /* LCDD5 */
at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD6 */
at91_set_B_periph(AT91_PIN_PC13, 0); /* LCDD7 */
at91_set_B_periph(AT91_PIN_PC15, 0); /* LCDD11 */
at91_set_B_periph(AT91_PIN_PC16, 0); /* LCDD12 */
at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD13 */
at91_set_B_periph(AT91_PIN_PC18, 0); /* LCDD14 */
at91_set_B_periph(AT91_PIN_PC19, 0); /* LCDD15 */
at91_set_B_periph(AT91_PIN_PC20, 0); /* LCDD18 */
at91_set_B_periph(AT91_PIN_PC21, 0); /* LCDD19 */
at91_set_B_periph(AT91_PIN_PC22, 0); /* LCDD20 */
at91_set_B_periph(AT91_PIN_PC23, 0); /* LCDD21 */
at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
lcdc_data = *data;
platform_device_register(&at91_lcdc_device);
}
#else
void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
#endif
/* --------------------------------------------------------------------
* LEDs
* -------------------------------------------------------------------- */
#if defined(CONFIG_LEDS)
u8 at91_leds_cpu;
u8 at91_leds_timer;
void __init at91_init_leds(u8 cpu_led, u8 timer_led)
{
/* Enable GPIO to access the LEDs */
at91_set_gpio_output(cpu_led, 1);
at91_set_gpio_output(timer_led, 1);
at91_leds_cpu = cpu_led;
at91_leds_timer = timer_led;
}
#else
void __init at91_init_leds(u8 cpu_led, u8 timer_led) {}
#endif
/* --------------------------------------------------------------------
* UART
* -------------------------------------------------------------------- */
#if defined(CONFIG_SERIAL_ATMEL)
static struct resource dbgu_resources[] = {
[0] = {
.start = AT91_VA_BASE_SYS + AT91_DBGU,
.end = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91_ID_SYS,
.end = AT91_ID_SYS,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data dbgu_data = {
.use_dma_tx = 0,
.use_dma_rx = 0, /* DBGU not capable of receive DMA */
.regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
};
static struct platform_device at91sam9rl_dbgu_device = {
.name = "atmel_usart",
.id = 0,
.dev = {
.platform_data = &dbgu_data,
.coherent_dma_mask = 0xffffffff,
},
.resource = dbgu_resources,
.num_resources = ARRAY_SIZE(dbgu_resources),
};
static inline void configure_dbgu_pins(void)
{
at91_set_A_periph(AT91_PIN_PA21, 0); /* DRXD */
at91_set_A_periph(AT91_PIN_PA22, 1); /* DTXD */
}
static struct resource uart0_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US0,
.end = AT91SAM9RL_BASE_US0 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_US0,
.end = AT91SAM9RL_ID_US0,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart0_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static struct platform_device at91sam9rl_uart0_device = {
.name = "atmel_usart",
.id = 1,
.dev = {
.platform_data = &uart0_data,
.coherent_dma_mask = 0xffffffff,
},
.resource = uart0_resources,
.num_resources = ARRAY_SIZE(uart0_resources),
};
static inline void configure_usart0_pins(void)
{
at91_set_A_periph(AT91_PIN_PA6, 1); /* TXD0 */
at91_set_A_periph(AT91_PIN_PA7, 0); /* RXD0 */
at91_set_A_periph(AT91_PIN_PA9, 0); /* RTS0 */
at91_set_A_periph(AT91_PIN_PA10, 0); /* CTS0 */
}
static struct resource uart1_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US1,
.end = AT91SAM9RL_BASE_US1 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_US1,
.end = AT91SAM9RL_ID_US1,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart1_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static struct platform_device at91sam9rl_uart1_device = {
.name = "atmel_usart",
.id = 2,
.dev = {
.platform_data = &uart1_data,
.coherent_dma_mask = 0xffffffff,
},
.resource = uart1_resources,
.num_resources = ARRAY_SIZE(uart1_resources),
};
static inline void configure_usart1_pins(void)
{
at91_set_A_periph(AT91_PIN_PA11, 1); /* TXD1 */
at91_set_A_periph(AT91_PIN_PA12, 0); /* RXD1 */
}
static struct resource uart2_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US2,
.end = AT91SAM9RL_BASE_US2 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_US2,
.end = AT91SAM9RL_ID_US2,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart2_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static struct platform_device at91sam9rl_uart2_device = {
.name = "atmel_usart",
.id = 3,
.dev = {
.platform_data = &uart2_data,
.coherent_dma_mask = 0xffffffff,
},
.resource = uart2_resources,
.num_resources = ARRAY_SIZE(uart2_resources),
};
static inline void configure_usart2_pins(void)
{
at91_set_A_periph(AT91_PIN_PA13, 1); /* TXD2 */
at91_set_A_periph(AT91_PIN_PA14, 0); /* RXD2 */
}
static struct resource uart3_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US3,
.end = AT91SAM9RL_BASE_US3 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_ID_US3,
.end = AT91SAM9RL_ID_US3,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart3_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static struct platform_device at91sam9rl_uart3_device = {
.name = "atmel_usart",
.id = 4,
.dev = {
.platform_data = &uart3_data,
.coherent_dma_mask = 0xffffffff,
},
.resource = uart3_resources,
.num_resources = ARRAY_SIZE(uart3_resources),
};
static inline void configure_usart3_pins(void)
{
at91_set_A_periph(AT91_PIN_PB0, 1); /* TXD3 */
at91_set_A_periph(AT91_PIN_PB1, 0); /* RXD3 */
}
struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_init_serial(struct at91_uart_config *config)
{
int i;
/* Fill in list of supported UARTs */
for (i = 0; i < config->nr_tty; i++) {
switch (config->tty_map[i]) {
case 0:
configure_usart0_pins();
at91_uarts[i] = &at91sam9rl_uart0_device;
at91_clock_associate("usart0_clk", &at91sam9rl_uart0_device.dev, "usart");
break;
case 1:
configure_usart1_pins();
at91_uarts[i] = &at91sam9rl_uart1_device;
at91_clock_associate("usart1_clk", &at91sam9rl_uart1_device.dev, "usart");
break;
case 2:
configure_usart2_pins();
at91_uarts[i] = &at91sam9rl_uart2_device;
at91_clock_associate("usart2_clk", &at91sam9rl_uart2_device.dev, "usart");
break;
case 3:
configure_usart3_pins();
at91_uarts[i] = &at91sam9rl_uart3_device;
at91_clock_associate("usart3_clk", &at91sam9rl_uart3_device.dev, "usart");
break;
case 4:
configure_dbgu_pins();
at91_uarts[i] = &at91sam9rl_dbgu_device;
at91_clock_associate("mck", &at91sam9rl_dbgu_device.dev, "usart");
break;
default:
continue;
}
at91_uarts[i]->id = i; /* update ID number to mapped ID */
}
/* Set serial console device */
if (config->console_tty < ATMEL_MAX_UART)
atmel_default_console_device = at91_uarts[config->console_tty];
if (!atmel_default_console_device)
printk(KERN_INFO "AT91: No default serial console defined.\n");
}
void __init at91_add_device_serial(void)
{
int i;
for (i = 0; i < ATMEL_MAX_UART; i++) {
if (at91_uarts[i])
platform_device_register(at91_uarts[i]);
}
}
#else
void __init at91_init_serial(struct at91_uart_config *config) {}
void __init at91_add_device_serial(void) {}
#endif
/* -------------------------------------------------------------------- */
/*
* These devices are always present and don't need any board-specific
* setup.
*/
static int __init at91_add_standard_devices(void)
{
return 0;
}
arch_initcall(at91_add_standard_devices);

2
arch/arm/mach-at91/generic.h
View File

@ -13,12 +13,14 @@ extern void __init at91rm9200_initialize(unsigned long main_clock, unsigned shor
extern void __init at91sam9260_initialize(unsigned long main_clock);
extern void __init at91sam9261_initialize(unsigned long main_clock);
extern void __init at91sam9263_initialize(unsigned long main_clock);
extern void __init at91sam9rl_initialize(unsigned long main_clock);
/* Interrupts */
extern void __init at91rm9200_init_interrupts(unsigned int priority[]);
extern void __init at91sam9260_init_interrupts(unsigned int priority[]);
extern void __init at91sam9261_init_interrupts(unsigned int priority[]);
extern void __init at91sam9263_init_interrupts(unsigned int priority[]);
extern void __init at91sam9rl_init_interrupts(unsigned int priority[]);
extern void __init at91_aic_init(unsigned int priority[]);
/* Timer */

4
arch/arm/mm/Kconfig
View File

@ -171,8 +171,8 @@ config CPU_ARM925T
# ARM926T
config CPU_ARM926T
bool "Support ARM926T processor"
depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || MACH_REALVIEW_EB || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_NS9XXX || ARCH_DAVINCI
default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_NS9XXX || ARCH_DAVINCI
depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || MACH_REALVIEW_EB || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_NS9XXX || ARCH_DAVINCI
default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_NS9XXX || ARCH_DAVINCI
select CPU_32v5
select CPU_ABRT_EV5TJ
select CPU_CACHE_VIVT

2
drivers/usb/gadget/Kconfig
View File

@ -210,7 +210,7 @@ config USB_OTG
config USB_GADGET_AT91
boolean "AT91 USB Device Port"
depends on ARCH_AT91
depends on ARCH_AT91 && !ARCH_AT91SAM9RL
select USB_GADGET_SELECTED
help
Many Atmel AT91 processors (such as the AT91RM2000) have a

110
include/asm-arm/arch-at91/at91sam9rl.h 100644
View File

@ -0,0 +1,110 @@
/*
* include/asm-arm/arch-at91/at91sam9260.h
*
* Copyright (C) 2007 Atmel Corporation
*
* Common definitions.
* Based on AT91SAM9RL datasheet revision A. (Preliminary)
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#ifndef AT91SAM9RL_H
#define AT91SAM9RL_H
/*
* Peripheral identifiers/interrupts.
*/
#define AT91_ID_FIQ 0 /* Advanced Interrupt Controller (FIQ) */
#define AT91_ID_SYS 1 /* System Controller */
#define AT91SAM9RL_ID_PIOA 2 /* Parallel IO Controller A */
#define AT91SAM9RL_ID_PIOB 3 /* Parallel IO Controller B */
#define AT91SAM9RL_ID_PIOC 4 /* Parallel IO Controller C */
#define AT91SAM9RL_ID_PIOD 5 /* Parallel IO Controller D */
#define AT91SAM9RL_ID_US0 6 /* USART 0 */
#define AT91SAM9RL_ID_US1 7 /* USART 1 */
#define AT91SAM9RL_ID_US2 8 /* USART 2 */
#define AT91SAM9RL_ID_US3 9 /* USART 3 */
#define AT91SAM9RL_ID_MCI 10 /* Multimedia Card Interface */
#define AT91SAM9RL_ID_TWI0 11 /* TWI 0 */
#define AT91SAM9RL_ID_TWI1 12 /* TWI 1 */
#define AT91SAM9RL_ID_SPI 13 /* Serial Peripheral Interface */
#define AT91SAM9RL_ID_SSC0 14 /* Serial Synchronous Controller 0 */
#define AT91SAM9RL_ID_SSC1 15 /* Serial Synchronous Controller 1 */
#define AT91SAM9RL_ID_TC0 16 /* Timer Counter 0 */
#define AT91SAM9RL_ID_TC1 17 /* Timer Counter 1 */
#define AT91SAM9RL_ID_TC2 18 /* Timer Counter 2 */
#define AT91SAM9RL_ID_PWMC 19 /* Pulse Width Modulation Controller */
#define AT91SAM9RL_ID_TSC 20 /* Touch Screen Controller */
#define AT91SAM9RL_ID_DMA 21 /* DMA Controller */
#define AT91SAM9RL_ID_UDPHS 22 /* USB Device HS */
#define AT91SAM9RL_ID_LCDC 23 /* LCD Controller */
#define AT91SAM9RL_ID_AC97C 24 /* AC97 Controller */
#define AT91SAM9RL_ID_IRQ0 31 /* Advanced Interrupt Controller (IRQ0) */
/*
* User Peripheral physical base addresses.
*/
#define AT91SAM9RL_BASE_TCB0 0xfffa0000
#define AT91SAM9RL_BASE_TC0 0xfffa0000
#define AT91SAM9RL_BASE_TC1 0xfffa0040
#define AT91SAM9RL_BASE_TC2 0xfffa0080
#define AT91SAM9RL_BASE_MCI 0xfffa4000
#define AT91SAM9RL_BASE_TWI0 0xfffa8000
#define AT91SAM9RL_BASE_TWI1 0xfffac000
#define AT91SAM9RL_BASE_US0 0xfffb0000
#define AT91SAM9RL_BASE_US1 0xfffb4000
#define AT91SAM9RL_BASE_US2 0xfffb8000
#define AT91SAM9RL_BASE_US3 0xfffbc000
#define AT91SAM9RL_BASE_SSC0 0xfffc0000
#define AT91SAM9RL_BASE_SSC1 0xfffc4000
#define AT91SAM9RL_BASE_PWMC 0xfffc8000
#define AT91SAM9RL_BASE_SPI 0xfffcc000
#define AT91SAM9RL_BASE_TSC 0xfffd0000
#define AT91SAM9RL_BASE_UDPHS 0xfffd4000
#define AT91SAM9RL_BASE_AC97C 0xfffd8000
#define AT91_BASE_SYS 0xffffc000
/*
* System Peripherals (offset from AT91_BASE_SYS)
*/
#define AT91_DMA (0xffffe600 - AT91_BASE_SYS)
#define AT91_ECC (0xffffe800 - AT91_BASE_SYS)
#define AT91_SDRAMC (0xffffea00 - AT91_BASE_SYS)
#define AT91_SMC (0xffffec00 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
#define AT91_CCFG (0xffffef10 - AT91_BASE_SYS)
#define AT91_AIC (0xfffff000 - AT91_BASE_SYS)
#define AT91_DBGU (0xfffff200 - AT91_BASE_SYS)
#define AT91_PIOA (0xfffff400 - AT91_BASE_SYS)
#define AT91_PIOB (0xfffff600 - AT91_BASE_SYS)
#define AT91_PIOC (0xfffff800 - AT91_BASE_SYS)
#define AT91_PIOD (0xfffffa00 - AT91_BASE_SYS)
#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
#define AT91_RSTC (0xfffffd00 - AT91_BASE_SYS)
#define AT91_SHDWC (0xfffffd10 - AT91_BASE_SYS)
#define AT91_RTT (0xfffffd20 - AT91_BASE_SYS)
#define AT91_PIT (0xfffffd30 - AT91_BASE_SYS)
#define AT91_WDT (0xfffffd40 - AT91_BASE_SYS)
#define AT91_SCKCR (0xfffffd50 - AT91_BASE_SYS)
#define AT91_GPBR (0xfffffd60 - AT91_BASE_SYS)
#define AT91_RTC (0xfffffe00 - AT91_BASE_SYS)
/*
* Internal Memory.
*/
#define AT91SAM9RL_SRAM_BASE 0x00300000 /* Internal SRAM base address */
#define AT91SAM9RL_SRAM_SIZE SZ_16K /* Internal SRAM size (16Kb) */
#define AT91SAM9RL_ROM_BASE 0x00400000 /* Internal ROM base address */
#define AT91SAM9RL_ROM_SIZE (2 * SZ_16K) /* Internal ROM size (32Kb) */
#define AT91SAM9RL_LCDC_BASE 0x00500000 /* LCD Controller */
#define AT91SAM9RL_UDPHS_BASE 0x00600000 /* USB Device HS controller */
#endif

96
include/asm-arm/arch-at91/at91sam9rl_matrix.h 100644
View File

@ -0,0 +1,96 @@
/*
* include/asm-arm/arch-at91/at91sam9rl_matrix.h
*
* Copyright (C) 2007 Atmel Corporation
*
* Memory Controllers (MATRIX, EBI) - System peripherals registers.
* Based on AT91SAM9RL datasheet revision A. (Preliminary)
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#ifndef AT91SAM9RL_MATRIX_H
#define AT91SAM9RL_MATRIX_H
#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
#define AT91_MATRIX_ULBT_FOUR (2 << 0)
#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
#define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */
#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */
#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */
#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
#define AT91_MATRIX_RCB2 (1 << 2)
#define AT91_MATRIX_RCB3 (1 << 3)
#define AT91_MATRIX_RCB4 (1 << 4)
#define AT91_MATRIX_RCB5 (1 << 5)
#define AT91_MATRIX_TCMR (AT91_MATRIX + 0x114) /* TCM Configuration Register */
#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
#define AT91_MATRIX_ITCM_0 (0 << 0)
#define AT91_MATRIX_ITCM_16 (5 << 0)
#define AT91_MATRIX_ITCM_32 (6 << 0)
#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */
#define AT91_MATRIX_DTCM_0 (0 << 4)
#define AT91_MATRIX_DTCM_16 (5 << 4)
#define AT91_MATRIX_DTCM_32 (6 << 4)
#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI0 Chip Select Assignment Register */
#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_CS1A_SMC (0 << 1)
#define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
#define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */
#define AT91_MATRIX_CS3A_SMC (0 << 3)
#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
#define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */
#define AT91_MATRIX_CS4A_SMC (0 << 4)
#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4)
#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */
#define AT91_MATRIX_CS5A_SMC (0 << 5)
#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
#define AT91_MATRIX_VDDIOMSEL (1 << 16) /* Memory voltage selection */
#define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16)
#define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16)
#endif

9
include/asm-arm/arch-at91/cpu.h
View File

@ -26,6 +26,8 @@
#define ARCH_ID_AT91SAM9XE256 0x329a93a0
#define ARCH_ID_AT91SAM9XE512 0x329aa3a0
#define ARCH_ID_AT91SAM9RL64 0x019b03a0
static inline unsigned long at91_cpu_identify(void)
{
return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
@ -68,6 +70,13 @@ static inline unsigned long at91_arch_identify(void)
#define cpu_is_at91sam9263() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9RL
#define cpu_is_at91sam9rl() (at91_cpu_identify() == ARCH_ID_AT91SAM9RL64)
#else
#define cpu_is_at91sam9rl() (0)
#endif
/*
* Since this is ARM, we will never run on any AVR32 CPU. But these
* definitions may reduce clutter in common drivers.

2
include/asm-arm/arch-at91/hardware.h
View File

@ -24,6 +24,8 @@
#include <asm/arch/at91sam9261.h>
#elif defined(CONFIG_ARCH_AT91SAM9263)
#include <asm/arch/at91sam9263.h>
#elif defined(CONFIG_ARCH_AT91SAM9RL)
#include <asm/arch/at91sam9rl.h>
#else
#error "Unsupported AT91 processor"
#endif

5
include/asm-arm/arch-at91/timex.h
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@ -37,6 +37,11 @@
#define AT91SAM9_MASTER_CLOCK 99959500
#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
#elif defined(CONFIG_ARCH_AT91SAM9RL)
#define AT91SAM9_MASTER_CLOCK 100000000
#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
#endif
#endif

1
include/asm-avr32/arch-at32ap/cpu.h
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@ -29,5 +29,6 @@
#define cpu_is_at91sam9260() (0)
#define cpu_is_at91sam9261() (0)
#define cpu_is_at91sam9263() (0)
#define cpu_is_at91sam9rl() (0)
#endif /* __ASM_ARCH_CPU_H */