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Diffstat (limited to 'arch/arm/mach-pxa/magician.c')
-rw-r--r--arch/arm/mach-pxa/magician.c236
1 files changed, 99 insertions, 137 deletions
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index c899bbd94dc..a9761c29302 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -25,21 +25,23 @@
#include <linux/mtd/physmap.h>
#include <linux/pda_power.h>
#include <linux/pwm_backlight.h>
-#include <linux/regulator/bq24022.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/gpio-regulator.h>
#include <linux/regulator/machine.h>
#include <linux/usb/gpio_vbus.h>
+#include <linux/i2c/pxa-i2c.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
+#include <asm/system_info.h>
#include <mach/pxa27x.h>
#include <mach/magician.h>
-#include <mach/pxafb.h>
-#include <mach/i2c.h>
-#include <mach/mmc.h>
-#include <mach/irda.h>
-#include <mach/ohci.h>
+#include <linux/platform_data/video-pxafb.h>
+#include <linux/platform_data/mmc-pxamci.h>
+#include <linux/platform_data/irda-pxaficp.h>
+#include <linux/platform_data/usb-ohci-pxa27x.h>
#include "devices.h"
#include "generic.h"
@@ -88,26 +90,7 @@ static unsigned long magician_pin_config[] __initdata = {
GPIO112_MMC_CMD,
/* LCD */
- GPIO58_LCD_LDD_0,
- GPIO59_LCD_LDD_1,
- GPIO60_LCD_LDD_2,
- GPIO61_LCD_LDD_3,
- GPIO62_LCD_LDD_4,
- GPIO63_LCD_LDD_5,
- GPIO64_LCD_LDD_6,
- GPIO65_LCD_LDD_7,
- GPIO66_LCD_LDD_8,
- GPIO67_LCD_LDD_9,
- GPIO68_LCD_LDD_10,
- GPIO69_LCD_LDD_11,
- GPIO70_LCD_LDD_12,
- GPIO71_LCD_LDD_13,
- GPIO72_LCD_LDD_14,
- GPIO73_LCD_LDD_15,
- GPIO74_LCD_FCLK,
- GPIO75_LCD_LCLK,
- GPIO76_LCD_PCLK,
- GPIO77_LCD_BIAS,
+ GPIOxx_LCD_TFT_16BPP,
/* QCI */
GPIO12_CIF_DD_7,
@@ -140,15 +123,9 @@ static unsigned long magician_pin_config[] __initdata = {
* IRDA
*/
-static void magician_irda_transceiver_mode(struct device *dev, int mode)
-{
- gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
- pxa2xx_transceiver_mode(dev, mode);
-}
-
static struct pxaficp_platform_data magician_ficp_info = {
- .transceiver_cap = IR_SIRMODE | IR_OFF,
- .transceiver_mode = magician_irda_transceiver_mode,
+ .gpio_pwdown = GPIO83_MAGICIAN_nIR_EN,
+ .transceiver_cap = IR_SIRMODE | IR_OFF,
};
/*
@@ -209,8 +186,8 @@ static struct resource egpio_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
- .end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
+ .start = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
+ .end = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
.flags = IORESOURCE_IRQ,
},
};
@@ -369,25 +346,17 @@ static struct pxafb_mach_info samsung_info = {
* Backlight
*/
+static struct gpio magician_bl_gpios[] = {
+ { EGPIO_MAGICIAN_BL_POWER, GPIOF_DIR_OUT, "Backlight power" },
+ { EGPIO_MAGICIAN_BL_POWER2, GPIOF_DIR_OUT, "Backlight power 2" },
+};
+
static int magician_backlight_init(struct device *dev)
{
- int ret;
-
- ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
- if (ret)
- goto err;
- ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
- if (ret)
- goto err2;
- return 0;
-
-err2:
- gpio_free(EGPIO_MAGICIAN_BL_POWER);
-err:
- return ret;
+ return gpio_request_array(ARRAY_AND_SIZE(magician_bl_gpios));
}
-static int magician_backlight_notify(int brightness)
+static int magician_backlight_notify(struct device *dev, int brightness)
{
gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
if (brightness >= 200) {
@@ -401,8 +370,7 @@ static int magician_backlight_notify(int brightness)
static void magician_backlight_exit(struct device *dev)
{
- gpio_free(EGPIO_MAGICIAN_BL_POWER);
- gpio_free(EGPIO_MAGICIAN_BL_POWER2);
+ gpio_free_array(ARRAY_AND_SIZE(magician_bl_gpios));
}
static struct platform_pwm_backlight_data backlight_data = {
@@ -410,6 +378,7 @@ static struct platform_pwm_backlight_data backlight_data = {
.max_brightness = 272,
.dft_brightness = 100,
.pwm_period_ns = 30923,
+ .enable_gpio = -1,
.init = magician_backlight_init,
.notify = magician_backlight_notify,
.exit = magician_backlight_exit,
@@ -502,8 +471,8 @@ static struct resource pasic3_resources[] = {
},
/* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
[1] = {
- .start = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
- .end = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
+ .start = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
+ .end = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
@@ -611,33 +580,47 @@ static struct platform_device power_supply = {
*/
static struct regulator_consumer_supply bq24022_consumers[] = {
- {
- .dev = &gpio_vbus.dev,
- .supply = "vbus_draw",
- },
- {
- .dev = &power_supply.dev,
- .supply = "ac_draw",
- },
+ REGULATOR_SUPPLY("vbus_draw", NULL),
+ REGULATOR_SUPPLY("ac_draw", NULL),
};
static struct regulator_init_data bq24022_init_data = {
.constraints = {
.max_uA = 500000,
- .valid_ops_mask = REGULATOR_CHANGE_CURRENT,
+ .valid_ops_mask = REGULATOR_CHANGE_CURRENT | REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
.consumer_supplies = bq24022_consumers,
};
-static struct bq24022_mach_info bq24022_info = {
- .gpio_nce = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
- .gpio_iset2 = EGPIO_MAGICIAN_BQ24022_ISET2,
- .init_data = &bq24022_init_data,
+static struct gpio bq24022_gpios[] = {
+ { EGPIO_MAGICIAN_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" },
+};
+
+static struct gpio_regulator_state bq24022_states[] = {
+ { .value = 100000, .gpios = (0 << 0) },
+ { .value = 500000, .gpios = (1 << 0) },
+};
+
+static struct gpio_regulator_config bq24022_info = {
+ .supply_name = "bq24022",
+
+ .enable_gpio = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
+ .enable_high = 0,
+ .enabled_at_boot = 0,
+
+ .gpios = bq24022_gpios,
+ .nr_gpios = ARRAY_SIZE(bq24022_gpios),
+
+ .states = bq24022_states,
+ .nr_states = ARRAY_SIZE(bq24022_states),
+
+ .type = REGULATOR_CURRENT,
+ .init_data = &bq24022_init_data,
};
static struct platform_device bq24022 = {
- .name = "bq24022",
+ .name = "gpio-regulator",
.id = -1,
.dev = {
.platform_data = &bq24022_info,
@@ -651,55 +634,23 @@ static struct platform_device bq24022 = {
static int magician_mci_init(struct device *dev,
irq_handler_t detect_irq, void *data)
{
- int err;
-
- err = request_irq(IRQ_MAGICIAN_SD, detect_irq,
- IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
- "MMC card detect", data);
- if (err)
- goto err_request_irq;
- err = gpio_request(EGPIO_MAGICIAN_SD_POWER, "SD_POWER");
- if (err)
- goto err_request_power;
- err = gpio_request(EGPIO_MAGICIAN_nSD_READONLY, "nSD_READONLY");
- if (err)
- goto err_request_readonly;
-
- return 0;
-
-err_request_readonly:
- gpio_free(EGPIO_MAGICIAN_SD_POWER);
-err_request_power:
- free_irq(IRQ_MAGICIAN_SD, data);
-err_request_irq:
- return err;
-}
-
-static void magician_mci_setpower(struct device *dev, unsigned int vdd)
-{
- struct pxamci_platform_data *pdata = dev->platform_data;
-
- gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask);
-}
-
-static int magician_mci_get_ro(struct device *dev)
-{
- return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY));
+ return request_irq(IRQ_MAGICIAN_SD, detect_irq, 0,
+ "mmc card detect", data);
}
static void magician_mci_exit(struct device *dev, void *data)
{
- gpio_free(EGPIO_MAGICIAN_nSD_READONLY);
- gpio_free(EGPIO_MAGICIAN_SD_POWER);
free_irq(IRQ_MAGICIAN_SD, data);
}
static struct pxamci_platform_data magician_mci_info = {
- .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
- .init = magician_mci_init,
- .get_ro = magician_mci_get_ro,
- .setpower = magician_mci_setpower,
- .exit = magician_mci_exit,
+ .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
+ .init = magician_mci_init,
+ .exit = magician_mci_exit,
+ .gpio_card_detect = -1,
+ .gpio_card_ro = EGPIO_MAGICIAN_nSD_READONLY,
+ .gpio_card_ro_invert = 1,
+ .gpio_power = EGPIO_MAGICIAN_SD_POWER,
};
@@ -718,7 +669,7 @@ static struct pxaohci_platform_data magician_ohci_info = {
* StrataFlash
*/
-static void magician_set_vpp(struct map_info *map, int vpp)
+static void magician_set_vpp(struct platform_device *pdev, int vpp)
{
gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
}
@@ -745,6 +696,14 @@ static struct platform_device strataflash = {
};
/*
+ * I2C
+ */
+
+static struct i2c_pxa_platform_data i2c_info = {
+ .fast_mode = 1,
+};
+
+/*
* Platform devices
*/
@@ -760,26 +719,35 @@ static struct platform_device *devices[] __initdata = {
&leds_gpio,
};
+static struct gpio magician_global_gpios[] = {
+ { GPIO13_MAGICIAN_CPLD_IRQ, GPIOF_IN, "CPLD_IRQ" },
+ { GPIO107_MAGICIAN_DS1WM_IRQ, GPIOF_IN, "DS1WM_IRQ" },
+ { GPIO104_MAGICIAN_LCD_POWER_1, GPIOF_OUT_INIT_LOW, "LCD power 1" },
+ { GPIO105_MAGICIAN_LCD_POWER_2, GPIOF_OUT_INIT_LOW, "LCD power 2" },
+ { GPIO106_MAGICIAN_LCD_POWER_3, GPIOF_OUT_INIT_LOW, "LCD power 3" },
+ { GPIO83_MAGICIAN_nIR_EN, GPIOF_OUT_INIT_HIGH, "nIR_EN" },
+};
+
static void __init magician_init(void)
{
void __iomem *cpld;
int lcd_select;
int err;
- gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ");
- gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ");
-
pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
+ err = gpio_request_array(ARRAY_AND_SIZE(magician_global_gpios));
+ if (err)
+ pr_err("magician: Failed to request GPIOs: %d\n", err);
- platform_add_devices(devices, ARRAY_SIZE(devices));
+ pxa_set_ffuart_info(NULL);
+ pxa_set_btuart_info(NULL);
+ pxa_set_stuart_info(NULL);
- err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN");
- if (!err) {
- gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1);
- pxa_set_ficp_info(&magician_ficp_info);
- }
+ platform_add_devices(ARRAY_AND_SIZE(devices));
+
+ pxa_set_ficp_info(&magician_ficp_info);
pxa27x_set_i2c_power_info(NULL);
- pxa_set_i2c_info(NULL);
+ pxa_set_i2c_info(&i2c_info);
pxa_set_mci_info(&magician_mci_info);
pxa_set_ohci_info(&magician_ohci_info);
@@ -791,28 +759,22 @@ static void __init magician_init(void)
system_rev = board_id & 0x7;
lcd_select = board_id & 0x8;
pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
- if (lcd_select && (system_rev < 3)) {
- gpio_request(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER");
- gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
- }
- gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1");
- gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2");
- gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3");
- gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0);
- gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0);
- gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0);
- set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info);
+ if (lcd_select && (system_rev < 3))
+ gpio_request_one(GPIO75_MAGICIAN_SAMSUNG_POWER,
+ GPIOF_OUT_INIT_LOW, "SAMSUNG_POWER");
+ pxa_set_fb_info(NULL, lcd_select ? &samsung_info : &toppoly_info);
} else
pr_err("LCD detection: CPLD mapping failed\n");
}
MACHINE_START(MAGICIAN, "HTC Magician")
- .phys_io = 0x40000000,
- .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
- .boot_params = 0xa0000100,
- .map_io = pxa_map_io,
+ .atag_offset = 0x100,
+ .map_io = pxa27x_map_io,
+ .nr_irqs = MAGICIAN_NR_IRQS,
.init_irq = pxa27x_init_irq,
+ .handle_irq = pxa27x_handle_irq,
.init_machine = magician_init,
- .timer = &pxa_timer,
+ .init_time = pxa_timer_init,
+ .restart = pxa_restart,
MACHINE_END
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-06 06:46:23 +0000