OMAP: Enable DSS2 for OMAP3EVM board

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
[tomi.valkeinen@nokia.com: removed evm defconfig changes]
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
This commit is contained in:
Vaibhav Hiremath 2010-01-04 15:34:16 +01:00 committed by Tomi Valkeinen
parent 29275254ca
commit 703e3061a0
1 changed files with 235 additions and 11 deletions

View File

@ -41,6 +41,7 @@
#include <plat/usb.h>
#include <plat/common.h>
#include <plat/mcspi.h>
#include <plat/display.h>
#include "mux.h"
#include "sdram-micron-mt46h32m32lf-6.h"
@ -147,6 +148,187 @@ static inline void __init omap3evm_init_smsc911x(void)
static inline void __init omap3evm_init_smsc911x(void) { return; }
#endif
/*
* OMAP3EVM LCD Panel control signals
*/
#define OMAP3EVM_LCD_PANEL_LR 2
#define OMAP3EVM_LCD_PANEL_UD 3
#define OMAP3EVM_LCD_PANEL_INI 152
#define OMAP3EVM_LCD_PANEL_ENVDD 153
#define OMAP3EVM_LCD_PANEL_QVGA 154
#define OMAP3EVM_LCD_PANEL_RESB 155
#define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210
#define OMAP3EVM_DVI_PANEL_EN_GPIO 199
static int lcd_enabled;
static int dvi_enabled;
static void __init omap3_evm_display_init(void)
{
int r;
r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb");
if (r) {
printk(KERN_ERR "failed to get lcd_panel_resb\n");
return;
}
gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1);
r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini");
if (r) {
printk(KERN_ERR "failed to get lcd_panel_ini\n");
goto err_1;
}
gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1);
r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga");
if (r) {
printk(KERN_ERR "failed to get lcd_panel_qvga\n");
goto err_2;
}
gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0);
r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr");
if (r) {
printk(KERN_ERR "failed to get lcd_panel_lr\n");
goto err_3;
}
gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1);
r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud");
if (r) {
printk(KERN_ERR "failed to get lcd_panel_ud\n");
goto err_4;
}
gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1);
r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd");
if (r) {
printk(KERN_ERR "failed to get lcd_panel_envdd\n");
goto err_5;
}
gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0);
return;
err_5:
gpio_free(OMAP3EVM_LCD_PANEL_UD);
err_4:
gpio_free(OMAP3EVM_LCD_PANEL_LR);
err_3:
gpio_free(OMAP3EVM_LCD_PANEL_QVGA);
err_2:
gpio_free(OMAP3EVM_LCD_PANEL_INI);
err_1:
gpio_free(OMAP3EVM_LCD_PANEL_RESB);
}
static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
{
if (dvi_enabled) {
printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
return -EINVAL;
}
gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
else
gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
lcd_enabled = 1;
return 0;
}
static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
{
gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
else
gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
lcd_enabled = 0;
}
static struct omap_dss_device omap3_evm_lcd_device = {
.name = "lcd",
.driver_name = "sharp_ls_panel",
.type = OMAP_DISPLAY_TYPE_DPI,
.phy.dpi.data_lines = 18,
.platform_enable = omap3_evm_enable_lcd,
.platform_disable = omap3_evm_disable_lcd,
};
static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
{
return 0;
}
static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
{
}
static struct omap_dss_device omap3_evm_tv_device = {
.name = "tv",
.driver_name = "venc",
.type = OMAP_DISPLAY_TYPE_VENC,
.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
.platform_enable = omap3_evm_enable_tv,
.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(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(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
dvi_enabled = 0;
}
static struct omap_dss_device omap3_evm_dvi_device = {
.name = "dvi",
.driver_name = "generic_panel",
.type = OMAP_DISPLAY_TYPE_DPI,
.phy.dpi.data_lines = 24,
.platform_enable = omap3_evm_enable_dvi,
.platform_disable = omap3_evm_disable_dvi,
};
static struct omap_dss_device *omap3_evm_dss_devices[] = {
&omap3_evm_lcd_device,
&omap3_evm_tv_device,
&omap3_evm_dvi_device,
};
static struct omap_dss_board_info omap3_evm_dss_data = {
.num_devices = ARRAY_SIZE(omap3_evm_dss_devices),
.devices = omap3_evm_dss_devices,
.default_device = &omap3_evm_lcd_device,
};
static struct platform_device omap3_evm_dss_device = {
.name = "omapdss",
.id = -1,
.dev = {
.platform_data = &omap3_evm_dss_data,
},
};
static struct regulator_consumer_supply omap3evm_vmmc1_supply = {
.supply = "vmmc",
};
@ -236,6 +418,14 @@ static int omap3evm_twl_gpio_setup(struct device *dev,
* the P2 connector; notably LEDA for the LCD backlight.
*/
/* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
/* gpio + 7 == DVI Enable */
gpio_request(gpio + 7, "EN_DVI");
gpio_direction_output(gpio + 7, 0);
/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
@ -300,6 +490,47 @@ static struct twl4030_codec_data omap3evm_codec_data = {
.audio = &omap3evm_audio_data,
};
static struct regulator_consumer_supply omap3_evm_vdda_dac_supply = {
.supply = "vdda_dac",
.dev = &omap3_evm_dss_device.dev,
};
/* VDAC for DSS driving S-Video */
static struct regulator_init_data omap3_evm_vdac = {
.constraints = {
.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 = 1,
.consumer_supplies = &omap3_evm_vdda_dac_supply,
};
/* VPLL2 for digital video outputs */
static struct regulator_consumer_supply omap3_evm_vpll2_supply = {
.supply = "vdvi",
.dev = &omap3_evm_lcd_device.dev,
};
static struct regulator_init_data omap3_evm_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 = 1,
.consumer_supplies = &omap3_evm_vpll2_supply,
};
static struct twl4030_platform_data omap3evm_twldata = {
.irq_base = TWL4030_IRQ_BASE,
.irq_end = TWL4030_IRQ_END,
@ -310,6 +541,8 @@ static struct twl4030_platform_data omap3evm_twldata = {
.usb = &omap3evm_usb_data,
.gpio = &omap3evm_gpio_data,
.codec = &omap3evm_codec_data,
.vdac = &omap3_evm_vdac,
.vpll2 = &omap3_evm_vpll2,
};
static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = {
@ -337,15 +570,6 @@ static int __init omap3_evm_i2c_init(void)
return 0;
}
static struct platform_device omap3_evm_lcd_device = {
.name = "omap3evm_lcd",
.id = -1,
};
static struct omap_lcd_config omap3_evm_lcd_config __initdata = {
.ctrl_name = "internal",
};
static void ads7846_dev_init(void)
{
if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0)
@ -393,7 +617,6 @@ struct spi_board_info omap3evm_spi_board_info[] = {
};
static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
{ OMAP_TAG_LCD, &omap3_evm_lcd_config },
};
static void __init omap3_evm_init_irq(void)
@ -406,7 +629,7 @@ static void __init omap3_evm_init_irq(void)
}
static struct platform_device *omap3_evm_devices[] __initdata = {
&omap3_evm_lcd_device,
&omap3_evm_dss_device,
};
static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
@ -473,6 +696,7 @@ static void __init omap3_evm_init(void)
usb_ehci_init(&ehci_pdata);
ads7846_dev_init();
omap3evm_init_smsc911x();
omap3_evm_display_init();
}
static void __init omap3_evm_map_io(void)