+++ /dev/null
-/*
- * 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
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