diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-h4.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-h4.c | 365 |
1 files changed, 0 insertions, 365 deletions
diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c deleted file mode 100644 index f7808349a734..000000000000 --- a/arch/arm/mach-omap2/board-h4.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-h4.c - * - * Copyright (C) 2005 Nokia Corporation - * Author: Paul Mundt <paul.mundt@nokia.com> - * - * Modified from mach-omap/omap1/board-generic.c - * - * 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/gpio.h> -#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/physmap.h> -#include <linux/delay.h> -#include <linux/workqueue.h> -#include <linux/i2c.h> -#include <linux/platform_data/at24.h> -#include <linux/input.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/input/matrix_keypad.h> -#include <linux/mfd/menelaus.h> -#include <linux/omap-dma.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#include "common.h" -#include "mux.h" -#include "control.h" -#include "gpmc.h" -#include "gpmc-smc91x.h" - -#define H4_FLASH_CS 0 - -#if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE) -static const uint32_t board_matrix_keys[] = { - KEY(0, 0, KEY_LEFT), - KEY(1, 0, KEY_RIGHT), - KEY(2, 0, KEY_A), - KEY(3, 0, KEY_B), - KEY(4, 0, KEY_C), - KEY(0, 1, KEY_DOWN), - KEY(1, 1, KEY_UP), - KEY(2, 1, KEY_E), - KEY(3, 1, KEY_F), - KEY(4, 1, KEY_G), - KEY(0, 2, KEY_ENTER), - KEY(1, 2, KEY_I), - KEY(2, 2, KEY_J), - KEY(3, 2, KEY_K), - KEY(4, 2, KEY_3), - KEY(0, 3, KEY_M), - KEY(1, 3, KEY_N), - KEY(2, 3, KEY_O), - KEY(3, 3, KEY_P), - KEY(4, 3, KEY_Q), - KEY(0, 4, KEY_R), - KEY(1, 4, KEY_4), - KEY(2, 4, KEY_T), - KEY(3, 4, KEY_U), - KEY(4, 4, KEY_ENTER), - KEY(0, 5, KEY_V), - KEY(1, 5, KEY_W), - KEY(2, 5, KEY_L), - KEY(3, 5, KEY_S), - KEY(4, 5, KEY_ENTER), -}; - -static const struct matrix_keymap_data board_keymap_data = { - .keymap = board_matrix_keys, - .keymap_size = ARRAY_SIZE(board_matrix_keys), -}; - -static unsigned int board_keypad_row_gpios[] = { - 88, 89, 124, 11, 6, 96 -}; - -static unsigned int board_keypad_col_gpios[] = { - 90, 91, 100, 36, 12, 97, 98 -}; - -static struct matrix_keypad_platform_data board_keypad_platform_data = { - .keymap_data = &board_keymap_data, - .row_gpios = board_keypad_row_gpios, - .num_row_gpios = ARRAY_SIZE(board_keypad_row_gpios), - .col_gpios = board_keypad_col_gpios, - .num_col_gpios = ARRAY_SIZE(board_keypad_col_gpios), - .active_low = 1, - - .debounce_ms = 20, - .col_scan_delay_us = 5, -}; - -static struct platform_device board_keyboard = { - .name = "matrix-keypad", - .id = -1, - .dev = { - .platform_data = &board_keypad_platform_data, - }, -}; -static void __init board_mkp_init(void) -{ - omap_mux_init_gpio(88, OMAP_PULL_ENA | OMAP_PULL_UP); - omap_mux_init_gpio(89, OMAP_PULL_ENA | OMAP_PULL_UP); - omap_mux_init_gpio(124, OMAP_PULL_ENA | OMAP_PULL_UP); - omap_mux_init_signal("mcbsp2_dr.gpio_11", OMAP_PULL_ENA | OMAP_PULL_UP); - if (omap_has_menelaus()) { - omap_mux_init_signal("sdrc_a14.gpio0", - OMAP_PULL_ENA | OMAP_PULL_UP); - omap_mux_init_signal("vlynq_rx0.gpio_15", 0); - omap_mux_init_signal("gpio_98", 0); - board_keypad_row_gpios[5] = 0; - board_keypad_col_gpios[2] = 15; - board_keypad_col_gpios[6] = 18; - } else { - omap_mux_init_signal("gpio_96", OMAP_PULL_ENA | OMAP_PULL_UP); - omap_mux_init_signal("gpio_100", 0); - omap_mux_init_signal("gpio_98", 0); - } - omap_mux_init_signal("gpio_90", 0); - omap_mux_init_signal("gpio_91", 0); - omap_mux_init_signal("gpio_36", 0); - omap_mux_init_signal("mcbsp2_clkx.gpio_12", 0); - omap_mux_init_signal("gpio_97", 0); - - platform_device_register(&board_keyboard); -} -#else -static inline void board_mkp_init(void) -{ -} -#endif - -static struct mtd_partition h4_partitions[] = { - /* bootloader (U-Boot, etc) in first sector */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* file system */ - { - .name = "filesystem", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - } -}; - -static struct physmap_flash_data h4_flash_data = { - .width = 2, - .parts = h4_partitions, - .nr_parts = ARRAY_SIZE(h4_partitions), -}; - -static struct resource h4_flash_resource = { - .flags = IORESOURCE_MEM, -}; - -static struct platform_device h4_flash_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &h4_flash_data, - }, - .num_resources = 1, - .resource = &h4_flash_resource, -}; - -static const struct display_timing cm_t35_lcd_videomode = { - .pixelclock = { 0, 6250000, 0 }, - - .hactive = { 0, 240, 0 }, - .hfront_porch = { 0, 15, 0 }, - .hback_porch = { 0, 60, 0 }, - .hsync_len = { 0, 15, 0 }, - - .vactive = { 0, 320, 0 }, - .vfront_porch = { 0, 1, 0 }, - .vback_porch = { 0, 1, 0 }, - .vsync_len = { 0, 1, 0 }, - - .flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, -}; - -static struct panel_dpi_platform_data cm_t35_lcd_pdata = { - .name = "lcd", - .source = "dpi.0", - - .data_lines = 16, - - .display_timing = &cm_t35_lcd_videomode, - - .enable_gpio = -1, - .backlight_gpio = -1, -}; - -static struct platform_device cm_t35_lcd_device = { - .name = "panel-dpi", - .id = 0, - .dev.platform_data = &cm_t35_lcd_pdata, -}; - -static struct platform_device *h4_devices[] __initdata = { - &h4_flash_device, - &cm_t35_lcd_device, -}; - -static struct omap_dss_board_info h4_dss_data = { - .default_display_name = "lcd", -}; - -/* 2420 Sysboot setup (2430 is different) */ -static u32 get_sysboot_value(void) -{ - return (omap_ctrl_readl(OMAP24XX_CONTROL_STATUS) & - (OMAP2_SYSBOOT_5_MASK | OMAP2_SYSBOOT_4_MASK | - OMAP2_SYSBOOT_3_MASK | OMAP2_SYSBOOT_2_MASK | - OMAP2_SYSBOOT_1_MASK | OMAP2_SYSBOOT_0_MASK)); -} - -/* H4-2420's always used muxed mode, H4-2422's always use non-muxed - * - * Note: OMAP-GIT doesn't correctly do is_cpu_omap2422 and is_cpu_omap2423 - * correctly. The macro needs to look at production_id not just hawkeye. - */ -static u32 is_gpmc_muxed(void) -{ - u32 mux; - mux = get_sysboot_value(); - if ((mux & 0xF) == 0xd) - return 1; /* NAND config (could be either) */ - if (mux & 0x2) /* if mux'ed */ - return 1; - else - return 0; -} - -#if IS_ENABLED(CONFIG_SMC91X) - -static struct omap_smc91x_platform_data board_smc91x_data = { - .cs = 1, - .gpio_irq = 92, - .flags = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_LOWLEVEL, -}; - -static void __init board_smc91x_init(void) -{ - if (is_gpmc_muxed()) - board_smc91x_data.flags |= GPMC_MUX_ADD_DATA; - - omap_mux_init_gpio(board_smc91x_data.gpio_irq, OMAP_PIN_INPUT); - gpmc_smc91x_init(&board_smc91x_data); -} - -#else - -static inline void board_smc91x_init(void) -{ -} - -#endif - -static void __init h4_init_flash(void) -{ - unsigned long base; - - if (gpmc_cs_request(H4_FLASH_CS, SZ_64M, &base) < 0) { - printk("Can't request GPMC CS for flash\n"); - return; - } - h4_flash_resource.start = base; - h4_flash_resource.end = base + SZ_64M - 1; -} - -static struct at24_platform_data m24c01 = { - .byte_len = SZ_1K / 8, - .page_size = 16, -}; - -static struct i2c_board_info __initdata h4_i2c_board_info[] = { - { - I2C_BOARD_INFO("isp1301_omap", 0x2d), - }, - { /* EEPROM on mainboard */ - I2C_BOARD_INFO("24c01", 0x52), - .platform_data = &m24c01, - }, - { /* EEPROM on cpu card */ - I2C_BOARD_INFO("24c01", 0x57), - .platform_data = &m24c01, - }, -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; -#endif - -static void __init omap_h4_init(void) -{ - omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAF); - - /* - * 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. - */ - - board_mkp_init(); - h4_i2c_board_info[0].irq = gpio_to_irq(125); - i2c_register_board_info(1, h4_i2c_board_info, - ARRAY_SIZE(h4_i2c_board_info)); - - platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices)); - omap_serial_init(); - omap_sdrc_init(NULL, NULL); - h4_init_flash(); - board_smc91x_init(); - - omap_display_init(&h4_dss_data); -} - -MACHINE_START(OMAP_H4, "OMAP2420 H4 board") - /* Maintainer: Paul Mundt <paul.mundt@nokia.com> */ - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap242x_map_io, - .init_early = omap2420_init_early, - .init_irq = omap2_init_irq, - .handle_irq = omap2_intc_handle_irq, - .init_machine = omap_h4_init, - .init_late = omap2420_init_late, - .init_time = omap2_sync32k_timer_init, - .restart = omap2xxx_restart, -MACHINE_END |