2008-09-08 00:41:28 -06:00
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/*
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* mach-davinci/devices.c
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*
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* DaVinci platform device setup/initialization
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <linux/io.h>
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#include <mach/hardware.h>
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2012-08-24 07:11:34 -06:00
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#include <linux/platform_data/i2c-davinci.h>
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[ARM] fix AT91, davinci, h720x, ks8695, msm, mx2, mx3, netx, omap1, omap2, pxa, s3c
arch/arm/mach-at91/at91cap9.c:337: error: 'NR_AIC_IRQS' undeclared here (not in a function)
arch/arm/mach-at91/at91rm9200.c:301: error: 'NR_AIC_IRQS' undeclared here (not in a function)
arch/arm/mach-at91/at91sam9260.c:351: error: 'NR_AIC_IRQS' undeclared here (not in a function)
arch/arm/mach-at91/at91sam9261.c:287: error: 'NR_AIC_IRQS' undeclared here (not in a function)
arch/arm/mach-at91/at91sam9263.c:312: error: 'NR_AIC_IRQS' undeclared here (not in a function)
arch/arm/mach-at91/at91sam9rl.c:304: error: 'NR_AIC_IRQS' undeclared here (not in a function)
arch/arm/mach-h720x/h7202-eval.c:38: error: implicit declaration of function 'IRQ_CHAINED_GPIOB'
arch/arm/mach-ks8695/devices.c:46: error: 'KS8695_IRQ_WAN_RX_STATUS' undeclared here (not in a function)
arch/arm/mach-msm/devices.c:28: error: 'INT_UART1' undeclared here (not in a function)
arch/arm/mach-mx2/devices.c:233: error: 'MXC_GPIO_IRQ_START' undeclared here (not in a function)
arch/arm/mach-mx3/devices.c:128: error: 'MXC_GPIO_IRQ_START' undeclared here (not in a function)
arch/arm/mach-omap1/mcbsp.c:140: error: 'INT_730_McBSP1RX' undeclared here (not in a function)
arch/arm/mach-omap1/mcbsp.c:165: error: 'INT_McBSP1RX' undeclared here (not in a function)
arch/arm/mach-omap1/mcbsp.c:200: error: 'INT_McBSP1RX' undeclared here (not in a function)
arch/arm/mach-omap2/board-apollon.c:286: error: implicit declaration of function 'omap_set_gpio_direction'
arch/arm/mach-omap2/mcbsp.c:154: error: 'INT_24XX_MCBSP1_IRQ_RX' undeclared here (not in a function)
arch/arm/mach-omap2/mcbsp.c:181: error: 'INT_24XX_MCBSP1_IRQ_RX' undeclared here (not in a function)
arch/arm/mach-pxa/e350.c:36: error: 'IRQ_BOARD_START' undeclared here (not in a function)
arch/arm/plat-s3c/dev-i2c0.c:32: error: 'IRQ_IIC' undeclared here (not in a function)
...
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2009-01-08 03:01:47 -07:00
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#include <mach/irqs.h>
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2009-04-14 08:50:37 -06:00
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#include <mach/cputype.h>
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#include <mach/mux.h>
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2012-08-24 07:11:34 -06:00
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#include <linux/platform_data/mmc-davinci.h>
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2009-04-15 13:40:11 -06:00
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#include <mach/time.h>
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2013-03-06 09:15:31 -07:00
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#include <linux/platform_data/edma.h>
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2008-09-08 00:41:28 -06:00
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2011-12-21 06:43:36 -07:00
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#include "davinci.h"
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2010-02-25 16:36:38 -07:00
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#include "clock.h"
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2009-04-14 06:04:16 -06:00
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#define DAVINCI_I2C_BASE 0x01C21000
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2010-04-21 08:11:33 -06:00
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#define DAVINCI_ATA_BASE 0x01C66000
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2009-05-11 16:55:03 -06:00
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#define DAVINCI_MMCSD0_BASE 0x01E10000
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#define DM355_MMCSD0_BASE 0x01E11000
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#define DM355_MMCSD1_BASE 0x01E00000
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2009-06-20 11:58:32 -06:00
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#define DM365_MMCSD0_BASE 0x01D11000
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#define DM365_MMCSD1_BASE 0x01D00000
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2009-04-14 06:04:16 -06:00
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2013-03-06 09:15:31 -07:00
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#define DAVINCI_DMA_MMCRXEVT 26
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#define DAVINCI_DMA_MMCTXEVT 27
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2011-12-21 06:43:36 -07:00
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void __iomem *davinci_sysmod_base;
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void davinci_map_sysmod(void)
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{
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davinci_sysmod_base = ioremap_nocache(DAVINCI_SYSTEM_MODULE_BASE,
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0x800);
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/*
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* Throw a bug since a lot of board initialization code depends
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* on system module availability. ioremap() failing this early
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* need careful looking into anyway.
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*/
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BUG_ON(!davinci_sysmod_base);
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}
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2011-05-23 09:35:48 -06:00
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2008-09-08 00:41:28 -06:00
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static struct resource i2c_resources[] = {
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{
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.start = DAVINCI_I2C_BASE,
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.end = DAVINCI_I2C_BASE + 0x40,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_I2C,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device davinci_i2c_device = {
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.name = "i2c_davinci",
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.id = 1,
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.num_resources = ARRAY_SIZE(i2c_resources),
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.resource = i2c_resources,
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};
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void __init davinci_init_i2c(struct davinci_i2c_platform_data *pdata)
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{
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2009-04-14 08:50:37 -06:00
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if (cpu_is_davinci_dm644x())
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davinci_cfg_reg(DM644X_I2C);
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2008-09-08 00:41:28 -06:00
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davinci_i2c_device.dev.platform_data = pdata;
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(void) platform_device_register(&davinci_i2c_device);
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}
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2010-04-21 08:11:33 -06:00
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static struct resource ide_resources[] = {
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{
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.start = DAVINCI_ATA_BASE,
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.end = DAVINCI_ATA_BASE + 0x7ff,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_IDE,
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.end = IRQ_IDE,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 ide_dma_mask = DMA_BIT_MASK(32);
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static struct platform_device ide_device = {
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.name = "palm_bk3710",
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.id = -1,
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.resource = ide_resources,
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.num_resources = ARRAY_SIZE(ide_resources),
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.dev = {
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.dma_mask = &ide_dma_mask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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};
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void __init davinci_init_ide(void)
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{
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if (cpu_is_davinci_dm644x()) {
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davinci_cfg_reg(DM644X_HPIEN_DISABLE);
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davinci_cfg_reg(DM644X_ATAEN);
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davinci_cfg_reg(DM644X_HDIREN);
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} else if (cpu_is_davinci_dm646x()) {
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/* IRQ_DM646X_IDE is the same as IRQ_IDE */
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davinci_cfg_reg(DM646X_ATAEN);
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} else {
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WARN_ON(1);
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return;
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}
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platform_device_register(&ide_device);
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}
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2013-04-01 01:13:44 -06:00
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#if IS_ENABLED(CONFIG_MMC_DAVINCI)
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2009-05-11 16:55:03 -06:00
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2009-05-29 11:54:14 -06:00
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static u64 mmcsd0_dma_mask = DMA_BIT_MASK(32);
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2009-05-11 16:55:03 -06:00
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static struct resource mmcsd0_resources[] = {
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{
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/* different on dm355 */
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.start = DAVINCI_MMCSD0_BASE,
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.end = DAVINCI_MMCSD0_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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/* IRQs: MMC/SD, then SDIO */
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{
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.start = IRQ_MMCINT,
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.flags = IORESOURCE_IRQ,
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}, {
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/* different on dm355 */
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.start = IRQ_SDIOINT,
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.flags = IORESOURCE_IRQ,
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},
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/* DMA channels: RX, then TX */
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{
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2009-05-21 05:41:35 -06:00
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.start = EDMA_CTLR_CHAN(0, DAVINCI_DMA_MMCRXEVT),
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2009-05-11 16:55:03 -06:00
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.flags = IORESOURCE_DMA,
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}, {
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2009-05-21 05:41:35 -06:00
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.start = EDMA_CTLR_CHAN(0, DAVINCI_DMA_MMCTXEVT),
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2009-05-11 16:55:03 -06:00
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.flags = IORESOURCE_DMA,
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},
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};
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static struct platform_device davinci_mmcsd0_device = {
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2013-03-28 07:11:59 -06:00
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.name = "dm6441-mmc",
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2009-05-11 16:55:03 -06:00
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.id = 0,
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.dev = {
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.dma_mask = &mmcsd0_dma_mask,
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2009-05-29 11:54:14 -06:00
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.coherent_dma_mask = DMA_BIT_MASK(32),
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2009-05-11 16:55:03 -06:00
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},
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.num_resources = ARRAY_SIZE(mmcsd0_resources),
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.resource = mmcsd0_resources,
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};
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2009-05-29 11:54:14 -06:00
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static u64 mmcsd1_dma_mask = DMA_BIT_MASK(32);
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2009-05-11 16:55:03 -06:00
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static struct resource mmcsd1_resources[] = {
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{
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.start = DM355_MMCSD1_BASE,
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.end = DM355_MMCSD1_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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/* IRQs: MMC/SD, then SDIO */
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{
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.start = IRQ_DM355_MMCINT1,
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.flags = IORESOURCE_IRQ,
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}, {
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.start = IRQ_DM355_SDIOINT1,
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.flags = IORESOURCE_IRQ,
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},
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/* DMA channels: RX, then TX */
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{
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2009-05-21 05:41:35 -06:00
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.start = EDMA_CTLR_CHAN(0, 30), /* rx */
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2009-05-11 16:55:03 -06:00
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.flags = IORESOURCE_DMA,
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}, {
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2009-05-21 05:41:35 -06:00
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.start = EDMA_CTLR_CHAN(0, 31), /* tx */
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2009-05-11 16:55:03 -06:00
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.flags = IORESOURCE_DMA,
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},
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};
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static struct platform_device davinci_mmcsd1_device = {
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2013-03-28 07:11:59 -06:00
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.name = "dm6441-mmc",
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2009-05-11 16:55:03 -06:00
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.id = 1,
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.dev = {
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.dma_mask = &mmcsd1_dma_mask,
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2009-05-29 11:54:14 -06:00
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.coherent_dma_mask = DMA_BIT_MASK(32),
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2009-05-11 16:55:03 -06:00
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},
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.num_resources = ARRAY_SIZE(mmcsd1_resources),
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.resource = mmcsd1_resources,
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};
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void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
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{
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struct platform_device *pdev = NULL;
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if (WARN_ON(cpu_is_davinci_dm646x()))
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return;
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/* REVISIT: update PINMUX, ARM_IRQMUX, and EDMA_EVTMUX here too;
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* for example if MMCSD1 is used for SDIO, maybe DAT2 is unused.
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*
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* FIXME dm6441 (no MMC/SD), dm357 (one), and dm335 (two) are
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* not handled right here ...
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*/
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switch (module) {
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case 1:
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2009-06-20 11:58:32 -06:00
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if (cpu_is_davinci_dm355()) {
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/* REVISIT we may not need all these pins if e.g. this
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* is a hard-wired SDIO device...
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*/
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davinci_cfg_reg(DM355_SD1_CMD);
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davinci_cfg_reg(DM355_SD1_CLK);
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davinci_cfg_reg(DM355_SD1_DATA0);
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davinci_cfg_reg(DM355_SD1_DATA1);
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davinci_cfg_reg(DM355_SD1_DATA2);
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davinci_cfg_reg(DM355_SD1_DATA3);
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} else if (cpu_is_davinci_dm365()) {
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/* Configure pull down control */
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2011-12-21 06:43:36 -07:00
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unsigned v;
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v = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_PUPDCTL1));
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__raw_writel(v & ~0xfc0,
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DAVINCI_SYSMOD_VIRT(SYSMOD_PUPDCTL1));
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2009-06-20 11:58:32 -06:00
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mmcsd1_resources[0].start = DM365_MMCSD1_BASE;
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mmcsd1_resources[0].end = DM365_MMCSD1_BASE +
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SZ_4K - 1;
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2009-08-27 15:06:56 -06:00
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mmcsd1_resources[2].start = IRQ_DM365_SDIOINT1;
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2013-03-28 07:11:59 -06:00
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davinci_mmcsd1_device.name = "da830-mmc";
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2009-06-20 11:58:32 -06:00
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} else
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2009-05-11 16:55:03 -06:00
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break;
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pdev = &davinci_mmcsd1_device;
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break;
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case 0:
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if (cpu_is_davinci_dm355()) {
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mmcsd0_resources[0].start = DM355_MMCSD0_BASE;
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mmcsd0_resources[0].end = DM355_MMCSD0_BASE + SZ_4K - 1;
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mmcsd0_resources[2].start = IRQ_DM355_SDIOINT0;
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/* expose all 6 MMC0 signals: CLK, CMD, DATA[0..3] */
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davinci_cfg_reg(DM355_MMCSD0);
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/* enable RX EDMA */
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davinci_cfg_reg(DM355_EVT26_MMC0_RX);
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2009-06-20 11:58:32 -06:00
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} else if (cpu_is_davinci_dm365()) {
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mmcsd0_resources[0].start = DM365_MMCSD0_BASE;
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mmcsd0_resources[0].end = DM365_MMCSD0_BASE +
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SZ_4K - 1;
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mmcsd0_resources[2].start = IRQ_DM365_SDIOINT0;
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2013-03-28 07:11:59 -06:00
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davinci_mmcsd0_device.name = "da830-mmc";
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2009-06-20 11:58:32 -06:00
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} else if (cpu_is_davinci_dm644x()) {
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2009-05-11 16:55:03 -06:00
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/* REVISIT: should this be in board-init code? */
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/* Power-on 3.3V IO cells */
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2011-12-21 06:43:36 -07:00
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__raw_writel(0,
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DAVINCI_SYSMOD_VIRT(SYSMOD_VDD3P3VPWDN));
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2009-05-11 16:55:03 -06:00
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/*Set up the pull regiter for MMC */
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davinci_cfg_reg(DM644X_MSTK);
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}
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pdev = &davinci_mmcsd0_device;
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break;
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}
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if (WARN_ON(!pdev))
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|
|
|
return;
|
|
|
|
|
|
|
|
pdev->dev.platform_data = config;
|
|
|
|
platform_device_register(pdev);
|
|
|
|
}
|
|
|
|
|
|
|
|
#else
|
|
|
|
|
|
|
|
void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
2009-04-29 17:23:59 -06:00
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
|
|
|
|
static struct resource wdt_resources[] = {
|
|
|
|
{
|
2009-06-03 13:24:50 -06:00
|
|
|
.start = DAVINCI_WDOG_BASE,
|
|
|
|
.end = DAVINCI_WDOG_BASE + SZ_1K - 1,
|
2009-04-29 17:23:59 -06:00
|
|
|
.flags = IORESOURCE_MEM,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
struct platform_device davinci_wdt_device = {
|
|
|
|
.name = "watchdog",
|
|
|
|
.id = -1,
|
|
|
|
.num_resources = ARRAY_SIZE(wdt_resources),
|
|
|
|
.resource = wdt_resources,
|
|
|
|
};
|
|
|
|
|
2011-12-05 03:29:46 -07:00
|
|
|
void davinci_restart(char mode, const char *cmd)
|
|
|
|
{
|
|
|
|
davinci_watchdog_reset(&davinci_wdt_device);
|
|
|
|
}
|
|
|
|
|
2009-04-29 17:23:59 -06:00
|
|
|
static void davinci_init_wdt(void)
|
|
|
|
{
|
|
|
|
platform_device_register(&davinci_wdt_device);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
|
2010-03-17 14:15:21 -06:00
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
|
2009-04-15 13:40:11 -06:00
|
|
|
struct davinci_timer_instance davinci_timer_instance[2] = {
|
|
|
|
{
|
2010-05-07 15:06:35 -06:00
|
|
|
.base = DAVINCI_TIMER0_BASE,
|
2009-04-15 13:40:11 -06:00
|
|
|
.bottom_irq = IRQ_TINT0_TINT12,
|
|
|
|
.top_irq = IRQ_TINT0_TINT34,
|
|
|
|
},
|
|
|
|
{
|
2010-05-07 15:06:35 -06:00
|
|
|
.base = DAVINCI_TIMER1_BASE,
|
2009-04-15 13:40:11 -06:00
|
|
|
.bottom_irq = IRQ_TINT1_TINT12,
|
|
|
|
.top_irq = IRQ_TINT1_TINT34,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
|
2009-04-29 17:23:59 -06:00
|
|
|
static int __init davinci_init_devices(void)
|
|
|
|
{
|
|
|
|
/* please keep these calls, and their implementations above,
|
|
|
|
* in alphabetical order so they're easier to sort through.
|
|
|
|
*/
|
|
|
|
davinci_init_wdt();
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
arch_initcall(davinci_init_devices);
|
|
|
|
|