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Diffstat (limited to 'arch/arm/mach-pxa/palmtreo.c')
-rw-r--r--arch/arm/mach-pxa/palmtreo.c165
1 files changed, 133 insertions, 32 deletions
diff --git a/arch/arm/mach-pxa/palmtreo.c b/arch/arm/mach-pxa/palmtreo.c
index 00e2d7ba84e..d8b937c870d 100644
--- a/arch/arm/mach-pxa/palmtreo.c
+++ b/arch/arm/mach-pxa/palmtreo.c
@@ -25,7 +25,6 @@
#include <linux/pwm_backlight.h>
#include <linux/gpio.h>
#include <linux/power_supply.h>
-#include <linux/sysdev.h>
#include <linux/w1-gpio.h>
#include <asm/mach-types.h>
@@ -36,15 +35,15 @@
#include <mach/pxa27x-udc.h>
#include <mach/audio.h>
#include <mach/palmtreo.h>
-#include <mach/mmc.h>
-#include <mach/pxafb.h>
-#include <mach/irda.h>
-#include <plat/pxa27x_keypad.h>
+#include <linux/platform_data/mmc-pxamci.h>
+#include <linux/platform_data/video-pxafb.h>
+#include <linux/platform_data/irda-pxaficp.h>
+#include <linux/platform_data/keypad-pxa27x.h>
#include <mach/udc.h>
-#include <mach/ohci.h>
+#include <linux/platform_data/usb-ohci-pxa27x.h>
#include <mach/pxa2xx-regs.h>
-#include <mach/palmasoc.h>
-#include <mach/camera.h>
+#include <linux/platform_data/asoc-palm27x.h>
+#include <linux/platform_data/camera-pxa.h>
#include <mach/palm27x.h>
#include <sound/pxa2xx-lib.h>
@@ -99,9 +98,6 @@ static unsigned long treo_pin_config[] __initdata = {
GPIO96_KP_MKOUT_6,
GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH, /* Hotsync button */
- /* LCD */
- GPIOxx_LCD_TFT_16BPP,
-
/* Quick Capture Interface */
GPIO84_CIF_FV,
GPIO85_CIF_LV,
@@ -141,6 +137,12 @@ static unsigned long treo680_pin_config[] __initdata = {
/* MATRIX KEYPAD - different wake up source */
GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
GPIO99_KP_MKIN_5,
+
+ /* LCD... L_BIAS alt fn not configured on Treo680; is GPIO instead */
+ GPIOxx_LCD_16BPP,
+ GPIO74_LCD_FCLK,
+ GPIO75_LCD_LCLK,
+ GPIO76_LCD_PCLK,
};
#endif /* CONFIG_MACH_TREO680 */
@@ -156,14 +158,17 @@ static unsigned long centro685_pin_config[] __initdata = {
/* MATRIX KEYPAD - different wake up source */
GPIO100_KP_MKIN_0,
GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
+
+ /* LCD */
+ GPIOxx_LCD_TFT_16BPP,
};
#endif /* CONFIG_MACH_CENTRO */
/******************************************************************************
* GPIO keyboard
******************************************************************************/
-#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
-static unsigned int treo680_matrix_keys[] = {
+#if IS_ENABLED(CONFIG_KEYBOARD_PXA27x)
+static const unsigned int treo680_matrix_keys[] = {
KEY(0, 0, KEY_F8), /* Red/Off/Power */
KEY(0, 1, KEY_LEFT),
KEY(0, 2, KEY_LEFTCTRL), /* Alternate */
@@ -222,7 +227,7 @@ static unsigned int treo680_matrix_keys[] = {
KEY(7, 5, KEY_I),
};
-static unsigned int centro_matrix_keys[] = {
+static const unsigned int centro_matrix_keys[] = {
KEY(0, 0, KEY_F9), /* Home */
KEY(0, 1, KEY_LEFT),
KEY(0, 2, KEY_LEFTCTRL), /* Alternate */
@@ -281,11 +286,20 @@ static unsigned int centro_matrix_keys[] = {
KEY(7, 5, KEY_I),
};
+static struct matrix_keymap_data treo680_matrix_keymap_data = {
+ .keymap = treo680_matrix_keys,
+ .keymap_size = ARRAY_SIZE(treo680_matrix_keys),
+};
+
+static struct matrix_keymap_data centro_matrix_keymap_data = {
+ .keymap = centro_matrix_keys,
+ .keymap_size = ARRAY_SIZE(centro_matrix_keys),
+};
+
static struct pxa27x_keypad_platform_data treo680_keypad_pdata = {
.matrix_key_rows = 8,
.matrix_key_cols = 7,
- .matrix_key_map = treo680_matrix_keys,
- .matrix_key_map_size = ARRAY_SIZE(treo680_matrix_keys),
+ .matrix_keymap_data = &treo680_matrix_keymap_data,
.direct_key_map = { KEY_CONNECT },
.direct_key_num = 1,
@@ -296,10 +310,8 @@ static void __init palmtreo_kpc_init(void)
{
static struct pxa27x_keypad_platform_data *data = &treo680_keypad_pdata;
- if (machine_is_centro()) {
- data->matrix_key_map = centro_matrix_keys;
- data->matrix_key_map_size = ARRAY_SIZE(centro_matrix_keys);
- }
+ if (machine_is_centro())
+ data->matrix_keymap_data = &centro_matrix_keymap_data;
pxa_set_keypad_info(&treo680_keypad_pdata);
}
@@ -310,7 +322,7 @@ static inline void palmtreo_kpc_init(void) {}
/******************************************************************************
* USB host
******************************************************************************/
-#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+#if IS_ENABLED(CONFIG_USB_OHCI_HCD)
static struct pxaohci_platform_data treo680_ohci_info = {
.port_mode = PMM_PERPORT_MODE,
.flags = ENABLE_PORT1 | ENABLE_PORT3,
@@ -329,7 +341,6 @@ static inline void palmtreo_uhc_init(void) {}
/******************************************************************************
* Vibra and LEDs
******************************************************************************/
-#ifdef CONFIG_MACH_TREO680
static struct gpio_led treo680_gpio_leds[] = {
{
.name = "treo680:vibra:vibra",
@@ -380,20 +391,46 @@ static struct gpio_led_platform_data centro_gpio_led_info = {
static struct platform_device palmtreo_leds = {
.name = "leds-gpio",
.id = -1,
- .dev = {
- .platform_data = &treo680_gpio_led_info,
- }
};
static void __init palmtreo_leds_init(void)
{
if (machine_is_centro())
palmtreo_leds.dev.platform_data = &centro_gpio_led_info;
+ else if (machine_is_treo680())
+ palmtreo_leds.dev.platform_data = &treo680_gpio_led_info;
platform_device_register(&palmtreo_leds);
}
+
+/******************************************************************************
+ * diskonchip docg4 flash
+ ******************************************************************************/
+#if defined(CONFIG_MACH_TREO680)
+/* REVISIT: does the centro have this device also? */
+#if IS_ENABLED(CONFIG_MTD_NAND_DOCG4)
+static struct resource docg4_resources[] = {
+ {
+ .start = 0x00000000,
+ .end = 0x00001FFF,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device treo680_docg4_flash = {
+ .name = "docg4",
+ .id = -1,
+ .resource = docg4_resources,
+ .num_resources = ARRAY_SIZE(docg4_resources),
+};
+
+static void __init treo680_docg4_flash_init(void)
+{
+ platform_device_register(&treo680_docg4_flash);
+}
#else
-static inline void palmtreo_leds_init(void) {}
+static inline void treo680_docg4_flash_init(void) {}
+#endif
#endif
/******************************************************************************
@@ -424,14 +461,67 @@ static void __init palmphone_common_init(void)
palmtreo_leds_init();
}
+#ifdef CONFIG_MACH_TREO680
+void __init treo680_gpio_init(void)
+{
+ unsigned int gpio;
+
+ /* drive all three lcd gpios high initially */
+ const unsigned long lcd_flags = GPIOF_INIT_HIGH | GPIOF_DIR_OUT;
+
+ /*
+ * LCD GPIO initialization...
+ */
+
+ /*
+ * This is likely the power to the lcd. Toggling it low/high appears to
+ * turn the lcd off/on. Can be toggled after lcd is initialized without
+ * any apparent adverse effects to the lcd operation. Note that this
+ * gpio line is used by the lcd controller as the L_BIAS signal, but
+ * treo680 configures it as gpio.
+ */
+ gpio = GPIO_NR_TREO680_LCD_POWER;
+ if (gpio_request_one(gpio, lcd_flags, "LCD power") < 0)
+ goto fail;
+
+ /*
+ * These two are called "enables", for lack of a better understanding.
+ * If either of these are toggled after the lcd is initialized, the
+ * image becomes degraded. N.B. The IPL shipped with the treo
+ * configures GPIO_NR_TREO680_LCD_EN_N as output and drives it high. If
+ * the IPL is ever reprogrammed, this initialization may be need to be
+ * revisited.
+ */
+ gpio = GPIO_NR_TREO680_LCD_EN;
+ if (gpio_request_one(gpio, lcd_flags, "LCD enable") < 0)
+ goto fail;
+ gpio = GPIO_NR_TREO680_LCD_EN_N;
+ if (gpio_request_one(gpio, lcd_flags, "LCD enable_n") < 0)
+ goto fail;
+
+ /* driving this low turns LCD on */
+ gpio_set_value(GPIO_NR_TREO680_LCD_EN_N, 0);
+
+ return;
+ fail:
+ pr_err("gpio %d initialization failed\n", gpio);
+ gpio_free(GPIO_NR_TREO680_LCD_POWER);
+ gpio_free(GPIO_NR_TREO680_LCD_EN);
+ gpio_free(GPIO_NR_TREO680_LCD_EN_N);
+}
+
static void __init treo680_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config));
palmphone_common_init();
+ treo680_gpio_init();
palm27x_mmc_init(GPIO_NR_TREO_SD_DETECT_N, GPIO_NR_TREO680_SD_READONLY,
GPIO_NR_TREO680_SD_POWER, 0);
+ treo680_docg4_flash_init();
}
+#endif
+#ifdef CONFIG_MACH_CENTRO
static void __init centro_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(centro685_pin_config));
@@ -439,21 +529,32 @@ static void __init centro_init(void)
palm27x_mmc_init(GPIO_NR_TREO_SD_DETECT_N, -1,
GPIO_NR_CENTRO_SD_POWER, 1);
}
+#endif
+#ifdef CONFIG_MACH_TREO680
MACHINE_START(TREO680, "Palm Treo 680")
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
+ .atag_offset = 0x100,
+ .map_io = pxa27x_map_io,
.reserve = treo_reserve,
+ .nr_irqs = PXA_NR_IRQS,
.init_irq = pxa27x_init_irq,
- .timer = &pxa_timer,
+ .handle_irq = pxa27x_handle_irq,
+ .init_time = pxa_timer_init,
.init_machine = treo680_init,
+ .restart = pxa_restart,
MACHINE_END
+#endif
+#ifdef CONFIG_MACH_CENTRO
MACHINE_START(CENTRO, "Palm Centro 685")
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
+ .atag_offset = 0x100,
+ .map_io = pxa27x_map_io,
.reserve = treo_reserve,
+ .nr_irqs = PXA_NR_IRQS,
.init_irq = pxa27x_init_irq,
- .timer = &pxa_timer,
+ .handle_irq = pxa27x_handle_irq,
+ .init_time = pxa_timer_init,
.init_machine = centro_init,
+ .restart = pxa_restart,
MACHINE_END
+#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 01:37:09 +0000