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OMAP: board-files: remove custom PD GPIO handling for DVI output

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Now that the panel-dvi driver handles the PD (power-down) GPIO, we can
remove the custom PD handling from the board files.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tomi Valkeinen 2012-02-17 13:30:27 +02:00
parent 2da35193dc
commit e813a55eb9
12 changed files with 14 additions and 257 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
arch/arm/mach-omap2/board-3430sdp.c
View File

@ -113,9 +113,6 @@ static struct gpio sdp3430_dss_gpios[] __initdata = {
{SDP3430_LCD_PANEL_BACKLIGHT_GPIO, GPIOF_OUT_INIT_LOW, "LCD Backlight"},
};
static int lcd_enabled;
static int dvi_enabled;
static void __init sdp3430_display_init(void)
{
int r;
@ -129,44 +126,18 @@ static void __init sdp3430_display_init(void)
static int sdp3430_panel_enable_lcd(struct omap_dss_device *dssdev)
{
if (dvi_enabled) {
printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
return -EINVAL;
}
gpio_direction_output(SDP3430_LCD_PANEL_ENABLE_GPIO, 1);
gpio_direction_output(SDP3430_LCD_PANEL_BACKLIGHT_GPIO, 1);
lcd_enabled = 1;
return 0;
}
static void sdp3430_panel_disable_lcd(struct omap_dss_device *dssdev)
{
lcd_enabled = 0;
gpio_direction_output(SDP3430_LCD_PANEL_ENABLE_GPIO, 0);
gpio_direction_output(SDP3430_LCD_PANEL_BACKLIGHT_GPIO, 0);
}
static int sdp3430_panel_enable_dvi(struct omap_dss_device *dssdev)
{
if (lcd_enabled) {
printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
return -EINVAL;
}
dvi_enabled = 1;
return 0;
}
static void sdp3430_panel_disable_dvi(struct omap_dss_device *dssdev)
{
dvi_enabled = 0;
}
static int sdp3430_panel_enable_tv(struct omap_dss_device *dssdev)
{
return 0;
@ -187,8 +158,7 @@ static struct omap_dss_device sdp3430_lcd_device = {
};
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = sdp3430_panel_enable_dvi,
.platform_disable = sdp3430_panel_disable_dvi,
.power_down_gpio = -1,
};
static struct omap_dss_device sdp3430_dvi_device = {

19
arch/arm/mach-omap2/board-am3517evm.c
View File

@ -207,25 +207,8 @@ static struct omap_dss_device am3517_evm_tv_device = {
.platform_disable = am3517_evm_panel_disable_tv,
};
static int am3517_evm_panel_enable_dvi(struct omap_dss_device *dssdev)
{
if (lcd_enabled) {
printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
return -EINVAL;
}
dvi_enabled = 1;
return 0;
}
static void am3517_evm_panel_disable_dvi(struct omap_dss_device *dssdev)
{
dvi_enabled = 0;
}
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = am3517_evm_panel_enable_dvi,
.platform_disable = am3517_evm_panel_disable_dvi,
.power_down_gpio = -1,
};
static struct omap_dss_device am3517_evm_dvi_device = {

24
arch/arm/mach-omap2/board-cm-t35.c
View File

@ -218,25 +218,6 @@ static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
gpio_set_value(CM_T35_LCD_EN_GPIO, 0);
}
static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
{
if (lcd_enabled) {
printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
return -EINVAL;
}
gpio_set_value(CM_T35_DVI_EN_GPIO, 0);
dvi_enabled = 1;
return 0;
}
static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
{
gpio_set_value(CM_T35_DVI_EN_GPIO, 1);
dvi_enabled = 0;
}
static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev)
{
return 0;
@ -261,8 +242,7 @@ static struct omap_dss_device cm_t35_lcd_device = {
};
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = cm_t35_panel_enable_dvi,
.platform_disable = cm_t35_panel_disable_dvi,
.power_down_gpio = CM_T35_DVI_EN_GPIO,
};
static struct omap_dss_device cm_t35_dvi_device = {
@ -316,7 +296,6 @@ static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
static struct gpio cm_t35_dss_gpios[] __initdata = {
{ CM_T35_LCD_EN_GPIO, GPIOF_OUT_INIT_LOW, "lcd enable" },
{ CM_T35_LCD_BL_GPIO, GPIOF_OUT_INIT_LOW, "lcd bl enable" },
{ CM_T35_DVI_EN_GPIO, GPIOF_OUT_INIT_HIGH, "dvi enable" },
};
static void __init cm_t35_init_display(void)
@ -335,7 +314,6 @@ static void __init cm_t35_init_display(void)
gpio_export(CM_T35_LCD_EN_GPIO, 0);
gpio_export(CM_T35_LCD_BL_GPIO, 0);
gpio_export(CM_T35_DVI_EN_GPIO, 0);
msleep(50);
gpio_set_value(CM_T35_LCD_EN_GPIO, 1);

24
arch/arm/mach-omap2/board-devkit8000.c
View File

@ -118,19 +118,6 @@ static void devkit8000_panel_disable_lcd(struct omap_dss_device *dssdev)
gpio_set_value_cansleep(dssdev->reset_gpio, 0);
}
static int devkit8000_panel_enable_dvi(struct omap_dss_device *dssdev)
{
if (gpio_is_valid(dssdev->reset_gpio))
gpio_set_value_cansleep(dssdev->reset_gpio, 1);
return 0;
}
static void devkit8000_panel_disable_dvi(struct omap_dss_device *dssdev)
{
if (gpio_is_valid(dssdev->reset_gpio))
gpio_set_value_cansleep(dssdev->reset_gpio, 0);
}
static struct regulator_consumer_supply devkit8000_vmmc1_supply[] = {
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
};
@ -155,8 +142,7 @@ static struct omap_dss_device devkit8000_lcd_device = {
};
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = devkit8000_panel_enable_dvi,
.platform_disable = devkit8000_panel_disable_dvi,
.power_down_gpio = -1,
};
static struct omap_dss_device devkit8000_dvi_device = {
@ -244,13 +230,7 @@ static int devkit8000_twl_gpio_setup(struct device *dev,
}
/* gpio + 7 is "DVI_PD" (out, active low) */
devkit8000_dvi_device.reset_gpio = gpio + 7;
ret = gpio_request_one(devkit8000_dvi_device.reset_gpio,
GPIOF_OUT_INIT_LOW, "DVI PowerDown");
if (ret < 0) {
devkit8000_dvi_device.reset_gpio = -EINVAL;
printk(KERN_ERR "Failed to request GPIO for DVI PowerDown\n");
}
dvi_panel.power_down_gpio = gpio + 7;
return 0;
}

26
arch/arm/mach-omap2/board-igep0020.c
View File

@ -444,22 +444,9 @@ static struct twl4030_gpio_platform_data igep_twl4030_gpio_pdata = {
.setup = igep_twl_gpio_setup,
};
static int igep2_enable_dvi(struct omap_dss_device *dssdev)
{
gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1);
return 0;
}
static void igep2_disable_dvi(struct omap_dss_device *dssdev)
{
gpio_direction_output(IGEP2_GPIO_DVI_PUP, 0);
}
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = igep2_enable_dvi,
.platform_disable = igep2_disable_dvi,
.i2c_bus_num = 3,
.i2c_bus_num = 3,
.power_down_gpio = IGEP2_GPIO_DVI_PUP,
};
static struct omap_dss_device igep2_dvi_device = {
@ -480,14 +467,6 @@ static struct omap_dss_board_info igep2_dss_data = {
.default_device = &igep2_dvi_device,
};
static void __init igep2_display_init(void)
{
int err = gpio_request_one(IGEP2_GPIO_DVI_PUP, GPIOF_OUT_INIT_HIGH,
"GPIO_DVI_PUP");
if (err)
pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
}
static struct platform_device *igep_devices[] __initdata = {
&igep_vwlan_device,
};
@ -668,7 +647,6 @@ static void __init igep_init(void)
if (machine_is_igep0020()) {
omap_display_init(&igep2_dss_data);
igep2_display_init();
igep2_init_smsc911x();
usbhs_init(&igep2_usbhs_bdata);
} else {

31
arch/arm/mach-omap2/board-omap3beagle.c
View File

@ -189,24 +189,9 @@ static struct mtd_partition omap3beagle_nand_partitions[] = {
/* DSS */
static int beagle_enable_dvi(struct omap_dss_device *dssdev)
{
if (gpio_is_valid(dssdev->reset_gpio))
gpio_set_value(dssdev->reset_gpio, 1);
return 0;
}
static void beagle_disable_dvi(struct omap_dss_device *dssdev)
{
if (gpio_is_valid(dssdev->reset_gpio))
gpio_set_value(dssdev->reset_gpio, 0);
}
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = beagle_enable_dvi,
.platform_disable = beagle_disable_dvi,
.i2c_bus_num = 3,
.power_down_gpio = -1,
};
static struct omap_dss_device beagle_dvi_device = {
@ -215,7 +200,6 @@ static struct omap_dss_device beagle_dvi_device = {
.driver_name = "dvi",
.data = &dvi_panel,
.phy.dpi.data_lines = 24,
.reset_gpio = -EINVAL,
};
static struct omap_dss_device beagle_tv_device = {
@ -236,16 +220,6 @@ static struct omap_dss_board_info beagle_dss_data = {
.default_device = &beagle_dvi_device,
};
static void __init beagle_display_init(void)
{
int r;
r = gpio_request_one(beagle_dvi_device.reset_gpio, GPIOF_OUT_INIT_LOW,
"DVI reset");
if (r < 0)
printk(KERN_ERR "Unable to get DVI reset GPIO\n");
}
#include "sdram-micron-mt46h32m32lf-6.h"
static struct omap2_hsmmc_info mmc[] = {
@ -309,7 +283,7 @@ static int beagle_twl_gpio_setup(struct device *dev,
if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"))
pr_err("%s: unable to configure EHCI_nOC\n", __func__);
}
beagle_dvi_device.reset_gpio = beagle_config.reset_gpio;
dvi_panel.power_down_gpio = beagle_config.reset_gpio;
gpio_request_one(gpio + TWL4030_GPIO_MAX, beagle_config.usb_pwr_level,
"nEN_USB_PWR");
@ -552,7 +526,6 @@ static void __init omap3_beagle_init(void)
omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
beagle_display_init();
beagle_opp_init();
}

23
arch/arm/mach-omap2/board-omap3evm.c
View File

@ -219,29 +219,8 @@ static struct omap_dss_device omap3_evm_tv_device = {
.platform_disable = omap3_evm_disable_tv,
};
static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
{
if (lcd_enabled) {
printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
return -EINVAL;
}
gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
dvi_enabled = 1;
return 0;
}
static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
{
gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
dvi_enabled = 0;
}
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = omap3_evm_enable_dvi,
.platform_disable = omap3_evm_disable_dvi,
.power_down_gpio = OMAP3EVM_DVI_PANEL_EN_GPIO,
};
static struct omap_dss_device omap3_evm_dvi_device = {

23
arch/arm/mach-omap2/board-omap3stalker.c
View File

@ -92,9 +92,6 @@ static inline void __init omap3stalker_init_eth(void)
#define LCD_PANEL_BKLIGHT_GPIO 210
#define ENABLE_VPLL2_DEV_GRP 0xE0
static int lcd_enabled;
static int dvi_enabled;
static void __init omap3_stalker_display_init(void)
{
return;
@ -122,26 +119,8 @@ static struct omap_dss_device omap3_stalker_tv_device = {
.platform_disable = omap3_stalker_disable_tv,
};
static int omap3_stalker_enable_dvi(struct omap_dss_device *dssdev)
{
if (lcd_enabled) {
printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
return -EINVAL;
}
gpio_set_value(DSS_ENABLE_GPIO, 1);
dvi_enabled = 1;
return 0;
}
static void omap3_stalker_disable_dvi(struct omap_dss_device *dssdev)
{
gpio_set_value(DSS_ENABLE_GPIO, 0);
dvi_enabled = 0;
}
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = omap3_stalker_enable_dvi,
.platform_disable = omap3_stalker_disable_dvi,
.power_down_gpio = DSS_ENABLE_GPIO,
};
static struct omap_dss_device omap3_stalker_dvi_device = {

33
arch/arm/mach-omap2/board-omap4panda.c
View File

@ -420,22 +420,10 @@ static struct omap_board_mux board_mux[] __initdata = {
/* Display DVI */
#define PANDA_DVI_TFP410_POWER_DOWN_GPIO 0
static int omap4_panda_enable_dvi(struct omap_dss_device *dssdev)
{
gpio_set_value(dssdev->reset_gpio, 1);
return 0;
}
static void omap4_panda_disable_dvi(struct omap_dss_device *dssdev)
{
gpio_set_value(dssdev->reset_gpio, 0);
}
/* Using generic display panel */
static struct panel_dvi_platform_data omap4_dvi_panel = {
.platform_enable = omap4_panda_enable_dvi,
.platform_disable = omap4_panda_disable_dvi,
.i2c_bus_num = 3,
.i2c_bus_num = 3,
.power_down_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO,
};
struct omap_dss_device omap4_panda_dvi_device = {
@ -448,18 +436,6 @@ struct omap_dss_device omap4_panda_dvi_device = {
.channel = OMAP_DSS_CHANNEL_LCD2,
};
int __init omap4_panda_dvi_init(void)
{
int r;
/* Requesting TFP410 DVI GPIO and disabling it, at bootup */
r = gpio_request_one(omap4_panda_dvi_device.reset_gpio,
GPIOF_OUT_INIT_LOW, "DVI PD");
if (r)
pr_err("Failed to get DVI powerdown GPIO\n");
return r;
}
static struct gpio panda_hdmi_gpios[] = {
{ HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
@ -511,11 +487,6 @@ static struct omap_dss_board_info omap4_panda_dss_data = {
void __init omap4_panda_display_init(void)
{
int r;
r = omap4_panda_dvi_init();
if (r)
pr_err("error initializing panda DVI\n");
omap_display_init(&omap4_panda_dss_data);

19
arch/arm/mach-omap2/board-overo.c
View File

@ -167,26 +167,9 @@ static void __init overo_display_init(void)
gpio_export(OVERO_GPIO_LCD_BL, 0);
}
static int overo_panel_enable_dvi(struct omap_dss_device *dssdev)
{
if (lcd_enabled) {
printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
return -EINVAL;
}
dvi_enabled = 1;
return 0;
}
static void overo_panel_disable_dvi(struct omap_dss_device *dssdev)
{
dvi_enabled = 0;
}
static struct panel_dvi_platform_data dvi_panel = {
.platform_enable = overo_panel_enable_dvi,
.platform_disable = overo_panel_disable_dvi,
.i2c_bus_num = 3,
.power_down_gpio = -1,
};
static struct omap_dss_device overo_dvi_device = {

13
drivers/video/omap2/displays/panel-dvi.c
View File

@ -58,7 +58,6 @@ static inline struct panel_dvi_platform_data
static int panel_dvi_power_on(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = dev_get_drvdata(&dssdev->dev);
struct panel_dvi_platform_data *pdata = get_pdata(dssdev);
int r;
if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
@ -68,18 +67,10 @@ static int panel_dvi_power_on(struct omap_dss_device *dssdev)
if (r)
goto err0;
if (pdata->platform_enable) {
r = pdata->platform_enable(dssdev);
if (r)
goto err1;
}
if (gpio_is_valid(ddata->pd_gpio))
gpio_set_value(ddata->pd_gpio, 1);
return 0;
err1:
omapdss_dpi_display_disable(dssdev);
err0:
return r;
}
@ -87,7 +78,6 @@ err0:
static void panel_dvi_power_off(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = dev_get_drvdata(&dssdev->dev);
struct panel_dvi_platform_data *pdata = get_pdata(dssdev);
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
return;
@ -95,9 +85,6 @@ static void panel_dvi_power_off(struct omap_dss_device *dssdev)
if (gpio_is_valid(ddata->pd_gpio))
gpio_set_value(ddata->pd_gpio, 0);
if (pdata->platform_disable)
pdata->platform_disable(dssdev);
omapdss_dpi_display_disable(dssdev);
}

4
include/video/omap-panel-dvi.h
View File

@ -24,14 +24,10 @@ struct omap_dss_device;
/**
* struct panel_dvi_platform_data - panel driver configuration data
* @platform_enable: platform specific panel enable function
* @platform_disable: platform specific panel disable function
* @i2c_bus_num: i2c bus id for the panel
* @power_down_gpio: gpio number for PD pin (or -1 if not available)
*/
struct panel_dvi_platform_data {
int (*platform_enable)(struct omap_dss_device *dssdev);
void (*platform_disable)(struct omap_dss_device *dssdev);
u16 i2c_bus_num;
int power_down_gpio;
};