diff options
Diffstat (limited to 'arch/arm/mach-nomadik/board-nhk8815.c')
-rw-r--r-- | arch/arm/mach-nomadik/board-nhk8815.c | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c deleted file mode 100644 index e7b216c..0000000 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ /dev/null @@ -1,322 +0,0 @@ -/* - * linux/arch/arm/mach-nomadik/board-8815nhk.c - * - * Copyright (C) STMicroelectronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2, as - * published by the Free Software Foundation. - * - * NHK15 board specifc driver definition - */ -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/amba/bus.h> -#include <linux/amba/mmci.h> -#include <linux/interrupt.h> -#include <linux/gpio.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/nand.h> -#include <linux/mtd/fsmc.h> -#include <linux/mtd/onenand.h> -#include <linux/mtd/partitions.h> -#include <linux/i2c.h> -#include <linux/io.h> -#include <linux/platform_data/clocksource-nomadik-mtu.h> -#include <asm/sizes.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/flash.h> -#include <asm/mach/time.h> -#include <mach/irqs.h> - -#include "cpu-8815.h" - -/* Initial value for SRC control register: all timers use MXTAL/8 source */ -#define SRC_CR_INIT_MASK 0x00007fff -#define SRC_CR_INIT_VAL 0x2aaa8000 - -#define ALE_OFF 0x1000000 -#define CLE_OFF 0x800000 - -/* These addresses span 16MB, so use three individual pages */ -static struct resource nhk8815_nand_resources[] = { - { - .name = "nand_data", - .start = 0x40000000, - .end = 0x40000000 + SZ_16K - 1, - .flags = IORESOURCE_MEM, - }, { - .name = "nand_addr", - .start = 0x40000000 + ALE_OFF, - .end = 0x40000000 +ALE_OFF + SZ_16K - 1, - .flags = IORESOURCE_MEM, - }, { - .name = "nand_cmd", - .start = 0x40000000 + CLE_OFF, - .end = 0x40000000 + CLE_OFF + SZ_16K - 1, - .flags = IORESOURCE_MEM, - }, { - .name = "fsmc_regs", - .start = NOMADIK_FSMC_BASE, - .end = NOMADIK_FSMC_BASE + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, -}; - -/* - * These partitions are the same as those used in the 2.6.20 release - * shipped by the vendor; the first two partitions are mandated - * by the boot ROM, and the bootloader area is somehow oversized... - */ -static struct mtd_partition nhk8815_partitions[] = { - { - .name = "X-Loader(NAND)", - .offset = 0, - .size = SZ_256K, - }, { - .name = "MemInit(NAND)", - .offset = MTDPART_OFS_APPEND, - .size = SZ_256K, - }, { - .name = "BootLoader(NAND)", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - }, { - .name = "Kernel zImage(NAND)", - .offset = MTDPART_OFS_APPEND, - .size = 3 * SZ_1M, - }, { - .name = "Root Filesystem(NAND)", - .offset = MTDPART_OFS_APPEND, - .size = 22 * SZ_1M, - }, { - .name = "User Filesystem(NAND)", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - } -}; - -static struct fsmc_nand_timings nhk8815_nand_timings = { - .thiz = 0, - .thold = 0x10, - .twait = 0x0A, - .tset = 0, -}; - -static struct fsmc_nand_platform_data nhk8815_nand_platform_data = { - .nand_timings = &nhk8815_nand_timings, - .partitions = nhk8815_partitions, - .nr_partitions = ARRAY_SIZE(nhk8815_partitions), - .width = FSMC_NAND_BW8, -}; - -static struct platform_device nhk8815_nand_device = { - .name = "fsmc-nand", - .id = -1, - .resource = nhk8815_nand_resources, - .num_resources = ARRAY_SIZE(nhk8815_nand_resources), - .dev = { - .platform_data = &nhk8815_nand_platform_data, - }, -}; - -/* These are the partitions for the OneNand device, different from above */ -static struct mtd_partition nhk8815_onenand_partitions[] = { - { - .name = "X-Loader(OneNAND)", - .offset = 0, - .size = SZ_256K, - }, { - .name = "MemInit(OneNAND)", - .offset = MTDPART_OFS_APPEND, - .size = SZ_256K, - }, { - .name = "BootLoader(OneNAND)", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M-SZ_256K, - }, { - .name = "SysImage(OneNAND)", - .offset = MTDPART_OFS_APPEND, - .size = 4 * SZ_1M, - }, { - .name = "Root Filesystem(OneNAND)", - .offset = MTDPART_OFS_APPEND, - .size = 22 * SZ_1M, - }, { - .name = "User Filesystem(OneNAND)", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - } -}; - -static struct onenand_platform_data nhk8815_onenand_data = { - .parts = nhk8815_onenand_partitions, - .nr_parts = ARRAY_SIZE(nhk8815_onenand_partitions), -}; - -static struct resource nhk8815_onenand_resource[] = { - { - .start = 0x30000000, - .end = 0x30000000 + SZ_128K - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device nhk8815_onenand_device = { - .name = "onenand-flash", - .id = -1, - .dev = { - .platform_data = &nhk8815_onenand_data, - }, - .resource = nhk8815_onenand_resource, - .num_resources = ARRAY_SIZE(nhk8815_onenand_resource), -}; - -/* bus control reg. and bus timing reg. for CS0..CS3 */ -#define FSMC_BCR(x) (NOMADIK_FSMC_VA + (x << 3)) -#define FSMC_BTR(x) (NOMADIK_FSMC_VA + (x << 3) + 0x04) - -static void __init nhk8815_onenand_init(void) -{ -#ifdef CONFIG_MTD_ONENAND - /* Set up SMCS0 for OneNand */ - writel(0x000030db, FSMC_BCR(0)); - writel(0x02100551, FSMC_BTR(0)); -#endif -} - -static struct mmci_platform_data mmcsd_plat_data = { - .ocr_mask = MMC_VDD_29_30, - .f_max = 48000000, - .gpio_wp = -1, - .gpio_cd = 111, - .cd_invert = true, - .capabilities = MMC_CAP_MMC_HIGHSPEED | - MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA, -}; - -static int __init nhk8815_mmcsd_init(void) -{ - int ret; - - /* For e.g. devicetree boot */ - if (!machine_is_nomadik()) - return 0; - - ret = gpio_request(112, "card detect bias"); - if (ret) - return ret; - gpio_direction_output(112, 0); - amba_apb_device_add(NULL, "mmci", NOMADIK_SDI_BASE, SZ_4K, IRQ_SDMMC, 0, &mmcsd_plat_data, 0x10180180); - return 0; -} -module_init(nhk8815_mmcsd_init); - -static struct resource nhk8815_eth_resources[] = { - { - .name = "smc91x-regs", - .start = 0x34000000 + 0x300, - .end = 0x34000000 + SZ_64K - 1, - .flags = IORESOURCE_MEM, - }, { - .start = NOMADIK_GPIO_TO_IRQ(115), - .end = NOMADIK_GPIO_TO_IRQ(115), - .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING, - } -}; - -static struct platform_device nhk8815_eth_device = { - .name = "smc91x", - .resource = nhk8815_eth_resources, - .num_resources = ARRAY_SIZE(nhk8815_eth_resources), -}; - -static int __init nhk8815_eth_init(void) -{ - int gpio_nr = 115; /* hardwired in the board */ - int err; - - if (!machine_is_nomadik()) - return 0; - err = gpio_request(gpio_nr, "eth_irq"); - if (!err) err = gpio_direction_input(gpio_nr); - if (err) - pr_err("Error %i in %s\n", err, __func__); - return err; -} -device_initcall(nhk8815_eth_init); - -static struct platform_device *nhk8815_platform_devices[] __initdata = { - &nhk8815_nand_device, - &nhk8815_onenand_device, - &nhk8815_eth_device, - /* will add more devices */ -}; - -static void __init nomadik_timer_init(void) -{ - u32 src_cr; - - /* Configure timer sources in "system reset controller" ctrl reg */ - src_cr = readl(io_p2v(NOMADIK_SRC_BASE)); - src_cr &= SRC_CR_INIT_MASK; - src_cr |= SRC_CR_INIT_VAL; - writel(src_cr, io_p2v(NOMADIK_SRC_BASE)); - - nmdk_timer_init(io_p2v(NOMADIK_MTU0_BASE), IRQ_MTU0); -} - -static struct i2c_board_info __initdata nhk8815_i2c0_devices[] = { - { - I2C_BOARD_INFO("stw4811", 0x2d), - }, -}; - -static struct i2c_board_info __initdata nhk8815_i2c1_devices[] = { - { - I2C_BOARD_INFO("camera", 0x10), - }, - { - I2C_BOARD_INFO("stw5095", 0x1a), - }, - { - I2C_BOARD_INFO("lis3lv02dl", 0x1d), - }, -}; - -static struct i2c_board_info __initdata nhk8815_i2c2_devices[] = { - { - I2C_BOARD_INFO("stw4811-usb", 0x2d), - }, -}; - -static void __init nhk8815_platform_init(void) -{ - cpu8815_platform_init(); - nhk8815_onenand_init(); - platform_add_devices(nhk8815_platform_devices, - ARRAY_SIZE(nhk8815_platform_devices)); - - amba_apb_device_add(NULL, "uart0", NOMADIK_UART0_BASE, SZ_4K, IRQ_UART0, 0, NULL, 0); - amba_apb_device_add(NULL, "uart1", NOMADIK_UART1_BASE, SZ_4K, IRQ_UART1, 0, NULL, 0); - - i2c_register_board_info(0, nhk8815_i2c0_devices, - ARRAY_SIZE(nhk8815_i2c0_devices)); - i2c_register_board_info(1, nhk8815_i2c1_devices, - ARRAY_SIZE(nhk8815_i2c1_devices)); - i2c_register_board_info(2, nhk8815_i2c2_devices, - ARRAY_SIZE(nhk8815_i2c2_devices)); -} - -MACHINE_START(NOMADIK, "NHK8815") - /* Maintainer: ST MicroElectronics */ - .atag_offset = 0x100, - .map_io = cpu8815_map_io, - .init_irq = cpu8815_init_irq, - .init_time = nomadik_timer_init, - .init_machine = nhk8815_platform_init, - .restart = cpu8815_restart, -MACHINE_END |