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-rw-r--r--arch/arm/mach-pxa/palmtx.c374
1 files changed, 374 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c
new file mode 100644
index 00000000000..6170d76dfba
--- /dev/null
+++ b/arch/arm/mach-pxa/palmtx.c
@@ -0,0 +1,374 @@
+/*
+ * Hardware definitions for PalmTX
+ *
+ * Author: Marek Vasut <marek.vasut@gmail.com>
+ *
+ * Based on work of:
+ * Alex Osborne <ato@meshy.org>
+ * Cristiano P. <cristianop@users.sourceforge.net>
+ * Jan Herman <2hp@seznam.cz>
+ * Michal Hrusecky
+ *
+ * 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.
+ *
+ * (find more info at www.hackndev.com)
+ *
+ */
+
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/irq.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/pda_power.h>
+#include <linux/pwm_backlight.h>
+#include <linux/gpio.h>
+#include <linux/wm97xx.h>
+#include <linux/power_supply.h>
+#include <linux/usb/gpio_vbus.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/pxa27x.h>
+#include <mach/audio.h>
+#include <mach/palmtx.h>
+#include <mach/mmc.h>
+#include <mach/pxafb.h>
+#include <mach/irda.h>
+#include <plat/pxa27x_keypad.h>
+#include <mach/udc.h>
+#include <mach/palmasoc.h>
+#include <mach/palm27x.h>
+
+#include "generic.h"
+#include "devices.h"
+
+/******************************************************************************
+ * Pin configuration
+ ******************************************************************************/
+static unsigned long palmtx_pin_config[] __initdata = {
+ /* MMC */
+ GPIO32_MMC_CLK,
+ GPIO92_MMC_DAT_0,
+ GPIO109_MMC_DAT_1,
+ GPIO110_MMC_DAT_2,
+ GPIO111_MMC_DAT_3,
+ GPIO112_MMC_CMD,
+ GPIO14_GPIO, /* SD detect */
+ GPIO114_GPIO, /* SD power */
+ GPIO115_GPIO, /* SD r/o switch */
+
+ /* AC97 */
+ GPIO28_AC97_BITCLK,
+ GPIO29_AC97_SDATA_IN_0,
+ GPIO30_AC97_SDATA_OUT,
+ GPIO31_AC97_SYNC,
+ GPIO89_AC97_SYSCLK,
+ GPIO95_AC97_nRESET,
+
+ /* IrDA */
+ GPIO40_GPIO, /* ir disable */
+ GPIO46_FICP_RXD,
+ GPIO47_FICP_TXD,
+
+ /* PWM */
+ GPIO16_PWM0_OUT,
+
+ /* USB */
+ GPIO13_GPIO, /* usb detect */
+ GPIO93_GPIO, /* usb power */
+
+ /* PCMCIA */
+ GPIO48_nPOE,
+ GPIO49_nPWE,
+ GPIO50_nPIOR,
+ GPIO51_nPIOW,
+ GPIO85_nPCE_1,
+ GPIO54_nPCE_2,
+ GPIO79_PSKTSEL,
+ GPIO55_nPREG,
+ GPIO56_nPWAIT,
+ GPIO57_nIOIS16,
+ GPIO94_GPIO, /* wifi power 1 */
+ GPIO108_GPIO, /* wifi power 2 */
+ GPIO116_GPIO, /* wifi ready */
+
+ /* MATRIX KEYPAD */
+ GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO103_KP_MKOUT_0,
+ GPIO104_KP_MKOUT_1,
+ GPIO105_KP_MKOUT_2,
+
+ /* LCD */
+ GPIOxx_LCD_TFT_16BPP,
+
+ /* FFUART */
+ GPIO34_FFUART_RXD,
+ GPIO39_FFUART_TXD,
+
+ /* NAND */
+ GPIO15_nCS_1,
+ GPIO18_RDY,
+
+ /* MISC. */
+ GPIO10_GPIO, /* hotsync button */
+ GPIO12_GPIO, /* power detect */
+ GPIO107_GPIO, /* earphone detect */
+};
+
+/******************************************************************************
+ * NOR Flash
+ ******************************************************************************/
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition palmtx_partitions[] = {
+ {
+ .name = "Flash",
+ .offset = 0x00000000,
+ .size = MTDPART_SIZ_FULL,
+ .mask_flags = 0
+ }
+};
+
+static struct physmap_flash_data palmtx_flash_data[] = {
+ {
+ .width = 2, /* bankwidth in bytes */
+ .parts = palmtx_partitions,
+ .nr_parts = ARRAY_SIZE(palmtx_partitions)
+ }
+};
+
+static struct resource palmtx_flash_resource = {
+ .start = PXA_CS0_PHYS,
+ .end = PXA_CS0_PHYS + SZ_8M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device palmtx_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .resource = &palmtx_flash_resource,
+ .num_resources = 1,
+ .dev = {
+ .platform_data = palmtx_flash_data,
+ },
+};
+
+static void __init palmtx_nor_init(void)
+{
+ platform_device_register(&palmtx_flash);
+}
+#else
+static inline void palmtx_nor_init(void) {}
+#endif
+
+/******************************************************************************
+ * GPIO keyboard
+ ******************************************************************************/
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
+static unsigned int palmtx_matrix_keys[] = {
+ KEY(0, 0, KEY_POWER),
+ KEY(0, 1, KEY_F1),
+ KEY(0, 2, KEY_ENTER),
+
+ KEY(1, 0, KEY_F2),
+ KEY(1, 1, KEY_F3),
+ KEY(1, 2, KEY_F4),
+
+ KEY(2, 0, KEY_UP),
+ KEY(2, 2, KEY_DOWN),
+
+ KEY(3, 0, KEY_RIGHT),
+ KEY(3, 2, KEY_LEFT),
+};
+
+static struct pxa27x_keypad_platform_data palmtx_keypad_platform_data = {
+ .matrix_key_rows = 4,
+ .matrix_key_cols = 3,
+ .matrix_key_map = palmtx_matrix_keys,
+ .matrix_key_map_size = ARRAY_SIZE(palmtx_matrix_keys),
+
+ .debounce_interval = 30,
+};
+
+static void __init palmtx_kpc_init(void)
+{
+ pxa_set_keypad_info(&palmtx_keypad_platform_data);
+}
+#else
+static inline void palmtx_kpc_init(void) {}
+#endif
+
+/******************************************************************************
+ * GPIO keys
+ ******************************************************************************/
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button palmtx_pxa_buttons[] = {
+ {KEY_F8, GPIO_NR_PALMTX_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
+};
+
+static struct gpio_keys_platform_data palmtx_pxa_keys_data = {
+ .buttons = palmtx_pxa_buttons,
+ .nbuttons = ARRAY_SIZE(palmtx_pxa_buttons),
+};
+
+static struct platform_device palmtx_pxa_keys = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &palmtx_pxa_keys_data,
+ },
+};
+
+static void __init palmtx_keys_init(void)
+{
+ platform_device_register(&palmtx_pxa_keys);
+}
+#else
+static inline void palmtx_keys_init(void) {}
+#endif
+
+/******************************************************************************
+ * NAND Flash
+ ******************************************************************************/
+#if defined(CONFIG_MTD_NAND_PLATFORM) || \
+ defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
+static void palmtx_nand_cmd_ctl(struct mtd_info *mtd, int cmd,
+ unsigned int ctrl)
+{
+ struct nand_chip *this = mtd->priv;
+ char __iomem *nandaddr = this->IO_ADDR_W;
+
+ if (cmd == NAND_CMD_NONE)
+ return;
+
+ if (ctrl & NAND_CLE)
+ writeb(cmd, PALMTX_NAND_CLE_VIRT);
+ else if (ctrl & NAND_ALE)
+ writeb(cmd, PALMTX_NAND_ALE_VIRT);
+ else
+ writeb(cmd, nandaddr);
+}
+
+static struct mtd_partition palmtx_partition_info[] = {
+ [0] = {
+ .name = "palmtx-0",
+ .offset = 0,
+ .size = MTDPART_SIZ_FULL
+ },
+};
+
+static const char *palmtx_part_probes[] = { "cmdlinepart", NULL };
+
+struct platform_nand_data palmtx_nand_platdata = {
+ .chip = {
+ .nr_chips = 1,
+ .chip_offset = 0,
+ .nr_partitions = ARRAY_SIZE(palmtx_partition_info),
+ .partitions = palmtx_partition_info,
+ .chip_delay = 20,
+ .part_probe_types = palmtx_part_probes,
+ },
+ .ctrl = {
+ .cmd_ctrl = palmtx_nand_cmd_ctl,
+ },
+};
+
+static struct resource palmtx_nand_resource[] = {
+ [0] = {
+ .start = PXA_CS1_PHYS,
+ .end = PXA_CS1_PHYS + SZ_1M - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device palmtx_nand = {
+ .name = "gen_nand",
+ .num_resources = ARRAY_SIZE(palmtx_nand_resource),
+ .resource = palmtx_nand_resource,
+ .id = -1,
+ .dev = {
+ .platform_data = &palmtx_nand_platdata,
+ }
+};
+
+static void __init palmtx_nand_init(void)
+{
+ platform_device_register(&palmtx_nand);
+}
+#else
+static inline void palmtx_nand_init(void) {}
+#endif
+
+/******************************************************************************
+ * Machine init
+ ******************************************************************************/
+static struct map_desc palmtx_io_desc[] __initdata = {
+{
+ .virtual = (unsigned long)PALMTX_PCMCIA_VIRT,
+ .pfn = __phys_to_pfn(PALMTX_PCMCIA_PHYS),
+ .length = PALMTX_PCMCIA_SIZE,
+ .type = MT_DEVICE,
+}, {
+ .virtual = (unsigned long)PALMTX_NAND_ALE_VIRT,
+ .pfn = __phys_to_pfn(PALMTX_NAND_ALE_PHYS),
+ .length = SZ_1M,
+ .type = MT_DEVICE,
+}, {
+ .virtual = (unsigned long)PALMTX_NAND_CLE_VIRT,
+ .pfn = __phys_to_pfn(PALMTX_NAND_CLE_PHYS),
+ .length = SZ_1M,
+ .type = MT_DEVICE,
+}
+};
+
+static void __init palmtx_map_io(void)
+{
+ pxa27x_map_io();
+ iotable_init(palmtx_io_desc, ARRAY_SIZE(palmtx_io_desc));
+}
+
+static void __init palmtx_init(void)
+{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtx_pin_config));
+ pxa_set_ffuart_info(NULL);
+ pxa_set_btuart_info(NULL);
+ pxa_set_stuart_info(NULL);
+
+ palm27x_mmc_init(GPIO_NR_PALMTX_SD_DETECT_N, GPIO_NR_PALMTX_SD_READONLY,
+ GPIO_NR_PALMTX_SD_POWER, 0);
+ palm27x_pm_init(PALMTX_STR_BASE);
+ palm27x_lcd_init(-1, &palm_320x480_lcd_mode);
+ palm27x_udc_init(GPIO_NR_PALMTX_USB_DETECT_N,
+ GPIO_NR_PALMTX_USB_PULLUP, 1);
+ palm27x_irda_init(GPIO_NR_PALMTX_IR_DISABLE);
+ palm27x_ac97_init(PALMTX_BAT_MIN_VOLTAGE, PALMTX_BAT_MAX_VOLTAGE,
+ GPIO_NR_PALMTX_EARPHONE_DETECT, 95);
+ palm27x_pwm_init(GPIO_NR_PALMTX_BL_POWER, GPIO_NR_PALMTX_LCD_POWER);
+ palm27x_power_init(GPIO_NR_PALMTX_POWER_DETECT, -1);
+ palm27x_pmic_init();
+ palmtx_kpc_init();
+ palmtx_keys_init();
+ palmtx_nor_init();
+ palmtx_nand_init();
+}
+
+MACHINE_START(PALMTX, "Palm T|X")
+ .atag_offset = 0x100,
+ .map_io = palmtx_map_io,
+ .init_irq = pxa27x_init_irq,
+ .handle_irq = pxa27x_handle_irq,
+ .timer = &pxa_timer,
+ .init_machine = palmtx_init,
+ .restart = pxa_restart,
+MACHINE_END