diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-apollon.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-apollon.c | 369 |
1 files changed, 0 insertions, 369 deletions
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c deleted file mode 100644 index 7846551f057..00000000000 --- a/arch/arm/mach-omap2/board-apollon.c +++ /dev/null @@ -1,369 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-apollon.c - * - * Copyright (C) 2005,2006 Samsung Electronics - * Author: Kyungmin Park <kyungmin.park@samsung.com> - * - * Modified from mach-omap/omap2/board-h4.c - * - * Code for apollon OMAP2 board. Should work on many OMAP2 systems where - * the bootloader passes the board-specific data to the kernel. - * Do not put any board specific code to this file; create a new machine - * type if you need custom low-level initializations. - * - * 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. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/onenand.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <linux/leds.h> - -#include <asm/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/flash.h> - -#include <asm/arch/gpio.h> -#include <asm/arch/led.h> -#include <asm/arch/mux.h> -#include <asm/arch/usb.h> -#include <asm/arch/board.h> -#include <asm/arch/common.h> -#include <asm/arch/gpmc.h> -#include "prcm-regs.h" - -/* LED & Switch macros */ -#define LED0_GPIO13 13 -#define LED1_GPIO14 14 -#define LED2_GPIO15 15 -#define SW_ENTER_GPIO16 16 -#define SW_UP_GPIO17 17 -#define SW_DOWN_GPIO58 58 - -#define APOLLON_FLASH_CS 0 -#define APOLLON_ETH_CS 1 - -static struct mtd_partition apollon_partitions[] = { - { - .name = "X-Loader + U-Boot", - .offset = 0, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, - }, - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - }, - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - }, - { - .name = "rootfs", - .offset = MTDPART_OFS_APPEND, - .size = SZ_16M, - }, - { - .name = "filesystem00", - .offset = MTDPART_OFS_APPEND, - .size = SZ_32M, - }, - { - .name = "filesystem01", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct flash_platform_data apollon_flash_data = { - .parts = apollon_partitions, - .nr_parts = ARRAY_SIZE(apollon_partitions), -}; - -static struct resource apollon_flash_resource[] = { - [0] = { - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device apollon_onenand_device = { - .name = "onenand", - .id = -1, - .dev = { - .platform_data = &apollon_flash_data, - }, - .num_resources = ARRAY_SIZE(apollon_flash_resource), - .resource = apollon_flash_resource, -}; - -static void __init apollon_flash_init(void) -{ - unsigned long base; - - if (gpmc_cs_request(APOLLON_FLASH_CS, SZ_128K, &base) < 0) { - printk(KERN_ERR "Cannot request OneNAND GPMC CS\n"); - return; - } - apollon_flash_resource[0].start = base; - apollon_flash_resource[0].end = base + SZ_128K - 1; -} - -static struct resource apollon_smc91x_resources[] = { - [0] = { - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = OMAP_GPIO_IRQ(APOLLON_ETHR_GPIO_IRQ), - .end = OMAP_GPIO_IRQ(APOLLON_ETHR_GPIO_IRQ), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - }, -}; - -static struct platform_device apollon_smc91x_device = { - .name = "smc91x", - .id = -1, - .num_resources = ARRAY_SIZE(apollon_smc91x_resources), - .resource = apollon_smc91x_resources, -}; - -static struct platform_device apollon_lcd_device = { - .name = "apollon_lcd", - .id = -1, -}; - -static struct omap_led_config apollon_led_config[] = { - { - .cdev = { - .name = "apollon:led0", - }, - .gpio = LED0_GPIO13, - }, - { - .cdev = { - .name = "apollon:led1", - }, - .gpio = LED1_GPIO14, - }, - { - .cdev = { - .name = "apollon:led2", - }, - .gpio = LED2_GPIO15, - }, -}; - -static struct omap_led_platform_data apollon_led_data = { - .nr_leds = ARRAY_SIZE(apollon_led_config), - .leds = apollon_led_config, -}; - -static struct platform_device apollon_led_device = { - .name = "omap-led", - .id = -1, - .dev = { - .platform_data = &apollon_led_data, - }, -}; - -static struct platform_device *apollon_devices[] __initdata = { - &apollon_onenand_device, - &apollon_smc91x_device, - &apollon_lcd_device, - &apollon_led_device, -}; - -static inline void __init apollon_init_smc91x(void) -{ - unsigned long base; - - /* Make sure CS1 timings are correct */ - GPMC_CONFIG1_1 = 0x00011203; - GPMC_CONFIG2_1 = 0x001f1f01; - GPMC_CONFIG3_1 = 0x00080803; - GPMC_CONFIG4_1 = 0x1c091c09; - GPMC_CONFIG5_1 = 0x041f1f1f; - GPMC_CONFIG6_1 = 0x000004c4; - - if (gpmc_cs_request(APOLLON_ETH_CS, SZ_16M, &base) < 0) { - printk(KERN_ERR "Failed to request GPMC CS for smc91x\n"); - return; - } - apollon_smc91x_resources[0].start = base + 0x300; - apollon_smc91x_resources[0].end = base + 0x30f; - udelay(100); - - omap_cfg_reg(W4__24XX_GPIO74); - if (omap_request_gpio(APOLLON_ETHR_GPIO_IRQ) < 0) { - printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n", - APOLLON_ETHR_GPIO_IRQ); - gpmc_cs_free(APOLLON_ETH_CS); - return; - } - omap_set_gpio_direction(APOLLON_ETHR_GPIO_IRQ, 1); -} - -static void __init omap_apollon_init_irq(void) -{ - omap2_init_common_hw(); - omap_init_irq(); - omap_gpio_init(); - apollon_init_smc91x(); -} - -static struct omap_uart_config apollon_uart_config __initdata = { - .enabled_uarts = (1 << 0) | (0 << 1) | (0 << 2), -}; - -static struct omap_mmc_config apollon_mmc_config __initdata = { - .mmc [0] = { - .enabled = 1, - .wire4 = 1, - .wp_pin = -1, - .power_pin = -1, - .switch_pin = -1, - }, -}; - -static struct omap_usb_config apollon_usb_config __initdata = { - .register_dev = 1, - .hmc_mode = 0x14, /* 0:dev 1:host1 2:disable */ - - .pins[0] = 6, -}; - -static struct omap_lcd_config apollon_lcd_config __initdata = { - .ctrl_name = "internal", -}; - -static struct omap_board_config_kernel apollon_config[] = { - { OMAP_TAG_UART, &apollon_uart_config }, - { OMAP_TAG_MMC, &apollon_mmc_config }, - { OMAP_TAG_USB, &apollon_usb_config }, - { OMAP_TAG_LCD, &apollon_lcd_config }, -}; - -static void __init apollon_led_init(void) -{ - /* LED0 - AA10 */ - omap_cfg_reg(AA10_242X_GPIO13); - omap_request_gpio(LED0_GPIO13); - omap_set_gpio_direction(LED0_GPIO13, 0); - omap_set_gpio_dataout(LED0_GPIO13, 0); - /* LED1 - AA6 */ - omap_cfg_reg(AA6_242X_GPIO14); - omap_request_gpio(LED1_GPIO14); - omap_set_gpio_direction(LED1_GPIO14, 0); - omap_set_gpio_dataout(LED1_GPIO14, 0); - /* LED2 - AA4 */ - omap_cfg_reg(AA4_242X_GPIO15); - omap_request_gpio(LED2_GPIO15); - omap_set_gpio_direction(LED2_GPIO15, 0); - omap_set_gpio_dataout(LED2_GPIO15, 0); -} - -static irqreturn_t apollon_sw_interrupt(int irq, void *ignored) -{ - static unsigned int led0, led1, led2; - - if (irq == OMAP_GPIO_IRQ(SW_ENTER_GPIO16)) - omap_set_gpio_dataout(LED0_GPIO13, led0 ^= 1); - else if (irq == OMAP_GPIO_IRQ(SW_UP_GPIO17)) - omap_set_gpio_dataout(LED1_GPIO14, led1 ^= 1); - else if (irq == OMAP_GPIO_IRQ(SW_DOWN_GPIO58)) - omap_set_gpio_dataout(LED2_GPIO15, led2 ^= 1); - - return IRQ_HANDLED; -} - -static void __init apollon_sw_init(void) -{ - /* Enter SW - Y11 */ - omap_cfg_reg(Y11_242X_GPIO16); - omap_request_gpio(SW_ENTER_GPIO16); - omap_set_gpio_direction(SW_ENTER_GPIO16, 1); - /* Up SW - AA12 */ - omap_cfg_reg(AA12_242X_GPIO17); - omap_request_gpio(SW_UP_GPIO17); - omap_set_gpio_direction(SW_UP_GPIO17, 1); - /* Down SW - AA8 */ - omap_cfg_reg(AA8_242X_GPIO58); - omap_request_gpio(SW_DOWN_GPIO58); - omap_set_gpio_direction(SW_DOWN_GPIO58, 1); - - set_irq_type(OMAP_GPIO_IRQ(SW_ENTER_GPIO16), IRQT_RISING); - if (request_irq(OMAP_GPIO_IRQ(SW_ENTER_GPIO16), &apollon_sw_interrupt, - IRQF_SHARED, "enter sw", - &apollon_sw_interrupt)) - return; - set_irq_type(OMAP_GPIO_IRQ(SW_UP_GPIO17), IRQT_RISING); - if (request_irq(OMAP_GPIO_IRQ(SW_UP_GPIO17), &apollon_sw_interrupt, - IRQF_SHARED, "up sw", - &apollon_sw_interrupt)) - return; - set_irq_type(OMAP_GPIO_IRQ(SW_DOWN_GPIO58), IRQT_RISING); - if (request_irq(OMAP_GPIO_IRQ(SW_DOWN_GPIO58), &apollon_sw_interrupt, - IRQF_SHARED, "down sw", - &apollon_sw_interrupt)) - return; -} - -static void __init apollon_usb_init(void) -{ - /* USB device */ - /* DEVICE_SUSPEND */ - omap_cfg_reg(P21_242X_GPIO12); - omap_request_gpio(12); - omap_set_gpio_direction(12, 0); /* OUT */ - omap_set_gpio_dataout(12, 0); -} - -static void __init omap_apollon_init(void) -{ - apollon_led_init(); - apollon_sw_init(); - apollon_flash_init(); - apollon_usb_init(); - - /* REVISIT: where's the correct place */ - omap_cfg_reg(W19_24XX_SYS_NIRQ); - - /* Use Interal loop-back in MMC/SDIO Module Input Clock selection */ - CONTROL_DEVCONF |= (1 << 24); - - /* - * Make sure the serial ports are muxed on at this point. - * You have to mux them off in device drivers later on - * if not needed. - */ - platform_add_devices(apollon_devices, ARRAY_SIZE(apollon_devices)); - omap_board_config = apollon_config; - omap_board_config_size = ARRAY_SIZE(apollon_config); - omap_serial_init(); -} - -static void __init omap_apollon_map_io(void) -{ - omap2_map_common_io(); -} - -MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") - /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */ - .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, - .boot_params = 0x80000100, - .map_io = omap_apollon_map_io, - .init_irq = omap_apollon_init_irq, - .init_machine = omap_apollon_init, - .timer = &omap_timer, -MACHINE_END |