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-rw-r--r--arch/arm/mach-omap2/board-ldp.c429
1 files changed, 429 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c
new file mode 100644
index 000000000..c2975af4c
--- /dev/null
+++ b/arch/arm/mach-omap2/board-ldp.c
@@ -0,0 +1,429 @@
+/*
+ * linux/arch/arm/mach-omap2/board-ldp.c
+ *
+ * Copyright (C) 2008 Texas Instruments Inc.
+ * Nishant Kamat <nskamat@ti.com>
+ *
+ * Modified from mach-omap2/board-3430sdp.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/delay.h>
+#include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
+#include <linux/gpio_keys.h>
+#include <linux/workqueue.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/spi/spi.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
+#include <linux/i2c/twl.h>
+#include <linux/io.h>
+#include <linux/smsc911x.h>
+#include <linux/mmc/host.h>
+#include <linux/usb/phy.h>
+#include <linux/platform_data/spi-omap2-mcspi.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include "common.h"
+#include "gpmc.h"
+#include "gpmc-smsc911x.h"
+
+#include <video/omapdss.h>
+#include <video/omap-panel-data.h>
+
+#include "board-flash.h"
+#include "mux.h"
+#include "hsmmc.h"
+#include "control.h"
+#include "common-board-devices.h"
+
+#define LDP_SMSC911X_CS 1
+#define LDP_SMSC911X_GPIO 152
+#define DEBUG_BASE 0x08000000
+#define LDP_ETHR_START DEBUG_BASE
+
+static uint32_t board_keymap[] = {
+ KEY(0, 0, KEY_1),
+ KEY(1, 0, KEY_2),
+ KEY(2, 0, KEY_3),
+ KEY(0, 1, KEY_4),
+ KEY(1, 1, KEY_5),
+ KEY(2, 1, KEY_6),
+ KEY(3, 1, KEY_F5),
+ KEY(0, 2, KEY_7),
+ KEY(1, 2, KEY_8),
+ KEY(2, 2, KEY_9),
+ KEY(3, 2, KEY_F6),
+ KEY(0, 3, KEY_F7),
+ KEY(1, 3, KEY_0),
+ KEY(2, 3, KEY_F8),
+ PERSISTENT_KEY(4, 5),
+ KEY(4, 4, KEY_VOLUMEUP),
+ KEY(5, 5, KEY_VOLUMEDOWN),
+ 0
+};
+
+static struct matrix_keymap_data board_map_data = {
+ .keymap = board_keymap,
+ .keymap_size = ARRAY_SIZE(board_keymap),
+};
+
+static struct twl4030_keypad_data ldp_kp_twl4030_data = {
+ .keymap_data = &board_map_data,
+ .rows = 6,
+ .cols = 6,
+ .rep = 1,
+};
+
+static struct gpio_keys_button ldp_gpio_keys_buttons[] = {
+ [0] = {
+ .code = KEY_ENTER,
+ .gpio = 101,
+ .desc = "enter sw",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [1] = {
+ .code = KEY_F1,
+ .gpio = 102,
+ .desc = "func 1",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [2] = {
+ .code = KEY_F2,
+ .gpio = 103,
+ .desc = "func 2",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [3] = {
+ .code = KEY_F3,
+ .gpio = 104,
+ .desc = "func 3",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [4] = {
+ .code = KEY_F4,
+ .gpio = 105,
+ .desc = "func 4",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [5] = {
+ .code = KEY_LEFT,
+ .gpio = 106,
+ .desc = "left sw",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [6] = {
+ .code = KEY_RIGHT,
+ .gpio = 107,
+ .desc = "right sw",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [7] = {
+ .code = KEY_UP,
+ .gpio = 108,
+ .desc = "up sw",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+ [8] = {
+ .code = KEY_DOWN,
+ .gpio = 109,
+ .desc = "down sw",
+ .active_low = 1,
+ .debounce_interval = 30,
+ },
+};
+
+static struct gpio_keys_platform_data ldp_gpio_keys = {
+ .buttons = ldp_gpio_keys_buttons,
+ .nbuttons = ARRAY_SIZE(ldp_gpio_keys_buttons),
+ .rep = 1,
+};
+
+static struct platform_device ldp_gpio_keys_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &ldp_gpio_keys,
+ },
+};
+
+static struct omap_smsc911x_platform_data smsc911x_cfg = {
+ .cs = LDP_SMSC911X_CS,
+ .gpio_irq = LDP_SMSC911X_GPIO,
+ .gpio_reset = -EINVAL,
+ .flags = SMSC911X_USE_32BIT,
+};
+
+static inline void __init ldp_init_smsc911x(void)
+{
+ gpmc_smsc911x_init(&smsc911x_cfg);
+}
+
+/* LCD */
+
+#define LCD_PANEL_RESET_GPIO 55
+#define LCD_PANEL_QVGA_GPIO 56
+
+static const struct display_timing ldp_lcd_videomode = {
+ .pixelclock = { 0, 5400000, 0 },
+
+ .hactive = { 0, 240, 0 },
+ .hfront_porch = { 0, 3, 0 },
+ .hback_porch = { 0, 39, 0 },
+ .hsync_len = { 0, 3, 0 },
+
+ .vactive = { 0, 320, 0 },
+ .vfront_porch = { 0, 2, 0 },
+ .vback_porch = { 0, 7, 0 },
+ .vsync_len = { 0, 1, 0 },
+
+ .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
+ DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE,
+};
+
+static struct panel_dpi_platform_data ldp_lcd_pdata = {
+ .name = "lcd",
+ .source = "dpi.0",
+
+ .data_lines = 18,
+
+ .display_timing = &ldp_lcd_videomode,
+
+ .enable_gpio = -1, /* filled in code */
+ .backlight_gpio = -1, /* filled in code */
+};
+
+static struct platform_device ldp_lcd_device = {
+ .name = "panel-dpi",
+ .id = 0,
+ .dev.platform_data = &ldp_lcd_pdata,
+};
+
+static struct omap_dss_board_info ldp_dss_data = {
+ .default_display_name = "lcd",
+};
+
+static void __init ldp_display_init(void)
+{
+ int r;
+
+ static struct gpio gpios[] __initdata = {
+ {LCD_PANEL_RESET_GPIO, GPIOF_OUT_INIT_HIGH, "LCD RESET"},
+ {LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "LCD QVGA"},
+ };
+
+ r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
+ if (r) {
+ pr_err("Cannot request LCD GPIOs, error %d\n", r);
+ return;
+ }
+
+ omap_display_init(&ldp_dss_data);
+}
+
+static int ldp_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio)
+{
+ int res;
+
+ /* LCD enable GPIO */
+ ldp_lcd_pdata.enable_gpio = gpio + 7;
+
+ /* Backlight enable GPIO */
+ ldp_lcd_pdata.backlight_gpio = gpio + 15;
+
+ res = platform_device_register(&ldp_lcd_device);
+ if (res)
+ pr_err("Unable to register LCD: %d\n", res);
+
+ return 0;
+}
+
+static struct twl4030_gpio_platform_data ldp_gpio_data = {
+ .setup = ldp_twl_gpio_setup,
+};
+
+static struct regulator_consumer_supply ldp_vmmc1_supply[] = {
+ REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
+};
+
+/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
+static struct regulator_init_data ldp_vmmc1 = {
+ .constraints = {
+ .min_uV = 1850000,
+ .max_uV = 3150000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(ldp_vmmc1_supply),
+ .consumer_supplies = ldp_vmmc1_supply,
+};
+
+/* ads7846 on SPI */
+static struct regulator_consumer_supply ldp_vaux1_supplies[] = {
+ REGULATOR_SUPPLY("vcc", "spi1.0"),
+};
+
+/* VAUX1 */
+static struct regulator_init_data ldp_vaux1 = {
+ .constraints = {
+ .min_uV = 3000000,
+ .max_uV = 3000000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(ldp_vaux1_supplies),
+ .consumer_supplies = ldp_vaux1_supplies,
+};
+
+static struct regulator_consumer_supply ldp_vpll2_supplies[] = {
+ REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
+ REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"),
+ REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
+};
+
+static struct regulator_init_data ldp_vpll2 = {
+ .constraints = {
+ .name = "VDVI",
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(ldp_vpll2_supplies),
+ .consumer_supplies = ldp_vpll2_supplies,
+};
+
+static struct twl4030_platform_data ldp_twldata = {
+ /* platform_data for children goes here */
+ .vmmc1 = &ldp_vmmc1,
+ .vaux1 = &ldp_vaux1,
+ .vpll2 = &ldp_vpll2,
+ .gpio = &ldp_gpio_data,
+ .keypad = &ldp_kp_twl4030_data,
+};
+
+static int __init omap_i2c_init(void)
+{
+ omap3_pmic_get_config(&ldp_twldata,
+ TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC, 0);
+ omap3_pmic_init("twl4030", &ldp_twldata);
+ omap_register_i2c_bus(2, 400, NULL, 0);
+ omap_register_i2c_bus(3, 400, NULL, 0);
+ return 0;
+}
+
+static struct omap2_hsmmc_info mmc[] __initdata = {
+ {
+ .mmc = 1,
+ .caps = MMC_CAP_4_BIT_DATA,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {} /* Terminator */
+};
+
+static struct platform_device *ldp_devices[] __initdata = {
+ &ldp_gpio_keys_device,
+};
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+ { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+#endif
+
+static struct mtd_partition ldp_nand_partitions[] = {
+ /* All the partition sizes are listed in terms of NAND block size */
+ {
+ .name = "X-Loader-NAND",
+ .offset = 0,
+ .size = 4 * (64 * 2048), /* 512KB, 0x80000 */
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ {
+ .name = "U-Boot-NAND",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
+ .size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ {
+ .name = "Boot Env-NAND",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */
+ .size = 2 * (64 * 2048), /* 256KB, 0x40000 */
+ },
+ {
+ .name = "Kernel-NAND",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/
+ .size = 240 * (64 * 2048), /* 30M, 0x1E00000 */
+ },
+ {
+ .name = "File System - NAND",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */
+ .size = MTDPART_SIZ_FULL, /* 96MB, 0x6000000 */
+ },
+
+};
+
+static struct regulator_consumer_supply dummy_supplies[] = {
+ REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
+ REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
+};
+
+static void __init omap_ldp_init(void)
+{
+ regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+ omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+ ldp_init_smsc911x();
+ omap_i2c_init();
+ platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
+ omap_ads7846_init(1, 54, 310, NULL);
+ omap_serial_init();
+ omap_sdrc_init(NULL, NULL);
+ usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
+ usb_musb_init(NULL);
+ board_nand_init(ldp_nand_partitions, ARRAY_SIZE(ldp_nand_partitions),
+ 0, 0, nand_default_timings);
+
+ omap_hsmmc_init(mmc);
+ ldp_display_init();
+}
+
+MACHINE_START(OMAP_LDP, "OMAP LDP board")
+ .atag_offset = 0x100,
+ .reserve = omap_reserve,
+ .map_io = omap3_map_io,
+ .init_early = omap3430_init_early,
+ .init_irq = omap3_init_irq,
+ .init_machine = omap_ldp_init,
+ .init_late = omap3430_init_late,
+ .init_time = omap3_sync32k_timer_init,
+ .restart = omap3xxx_restart,
+MACHINE_END
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-11 05:33:00 +0000