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OMAP: LDP: Port the display driver to new DSS2

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Port the old omapfb panel driver to DSS2. This patch changes the board
file only, the driver is ported in separate patch.

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Acked-by: Stanley Miao <stanley.miao@windriver.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Tomi Valkeinen 2011-05-09 10:11:51 +03:00
parent 6e896ff9ff
commit 14dd72d854
1 changed files with 112 additions and 11 deletions
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123
arch/arm/mach-omap2/board-ldp.c
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@ -27,6 +27,7 @@
#include <linux/io.h>
#include <linux/smsc911x.h>
#include <linux/mmc/host.h>
#include <linux/gpio.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@ -34,7 +35,6 @@
#include <asm/mach/map.h>
#include <plat/mcspi.h>
#include <mach/gpio.h>
#include <plat/board.h>
#include <plat/common.h>
#include <plat/gpmc.h>
@ -44,6 +44,9 @@
#include <plat/usb.h>
#include <plat/gpmc-smsc911x.h>
#include <video/omapdss.h>
#include <video/omap-panel-generic-dpi.h>
#include "board-flash.h"
#include "mux.h"
#include "hsmmc.h"
@ -180,29 +183,108 @@ static inline void __init ldp_init_smsc911x(void)
gpmc_smsc911x_init(&smsc911x_cfg);
}
static struct platform_device ldp_lcd_device = {
.name = "ldp_lcd",
.id = -1,
/* LCD */
static int ldp_backlight_gpio;
static int ldp_lcd_enable_gpio;
#define LCD_PANEL_RESET_GPIO 55
#define LCD_PANEL_QVGA_GPIO 56
static int ldp_panel_enable_lcd(struct omap_dss_device *dssdev)
{
if (gpio_is_valid(ldp_lcd_enable_gpio))
gpio_direction_output(ldp_lcd_enable_gpio, 1);
if (gpio_is_valid(ldp_backlight_gpio))
gpio_direction_output(ldp_backlight_gpio, 1);
return 0;
}
static void ldp_panel_disable_lcd(struct omap_dss_device *dssdev)
{
if (gpio_is_valid(ldp_lcd_enable_gpio))
gpio_direction_output(ldp_lcd_enable_gpio, 0);
if (gpio_is_valid(ldp_backlight_gpio))
gpio_direction_output(ldp_backlight_gpio, 0);
}
static struct panel_generic_dpi_data ldp_panel_data = {
.name = "nec_nl2432dr22-11b",
.platform_enable = ldp_panel_enable_lcd,
.platform_disable = ldp_panel_disable_lcd,
};
static struct omap_lcd_config ldp_lcd_config __initdata = {
.ctrl_name = "internal",
static struct omap_dss_device ldp_lcd_device = {
.name = "lcd",
.driver_name = "generic_dpi_panel",
.type = OMAP_DISPLAY_TYPE_DPI,
.phy.dpi.data_lines = 18,
.data = &ldp_panel_data,
};
static struct omap_board_config_kernel ldp_config[] __initdata = {
{ OMAP_TAG_LCD, &ldp_lcd_config },
static struct omap_dss_device *ldp_dss_devices[] = {
&ldp_lcd_device,
};
static struct omap_dss_board_info ldp_dss_data = {
.num_devices = ARRAY_SIZE(ldp_dss_devices),
.devices = ldp_dss_devices,
.default_device = &ldp_lcd_device,
};
static void __init ldp_display_init(void)
{
int r;
static struct gpio gpios[] __initdata = {
{LCD_PANEL_RESET_GPIO, GPIOF_OUT_INIT_HIGH, "LCD RESET"},
{LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "LCD QVGA"},
};
r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
if (r) {
pr_err("Cannot request LCD GPIOs, error %d\n", r);
return;
}
omap_display_init(&ldp_dss_data);
}
static void __init omap_ldp_init_early(void)
{
omap2_init_common_infrastructure();
omap2_init_common_devices(NULL, NULL);
}
static int ldp_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio)
{
int r;
struct gpio gpios[] = {
{gpio + 7 , GPIOF_OUT_INIT_LOW, "LCD ENABLE"},
{gpio + 15, GPIOF_OUT_INIT_LOW, "LCD BACKLIGHT"},
};
r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
if (r) {
pr_err("Cannot request LCD GPIOs, error %d\n", r);
ldp_backlight_gpio = -EINVAL;
ldp_lcd_enable_gpio = -EINVAL;
return r;
}
ldp_backlight_gpio = gpio + 15;
ldp_lcd_enable_gpio = gpio + 7;
return 0;
}
static struct twl4030_gpio_platform_data ldp_gpio_data = {
.gpio_base = OMAP_MAX_GPIO_LINES,
.irq_base = TWL4030_GPIO_IRQ_BASE,
.irq_end = TWL4030_GPIO_IRQ_END,
.setup = ldp_twl_gpio_setup,
};
static struct regulator_consumer_supply ldp_vmmc1_supply[] = {
@ -244,10 +326,31 @@ static struct regulator_init_data ldp_vaux1 = {
.consumer_supplies = ldp_vaux1_supplies,
};
static struct regulator_consumer_supply ldp_vpll2_supplies[] = {
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
};
static struct regulator_init_data ldp_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 = ARRAY_SIZE(ldp_vpll2_supplies),
.consumer_supplies = ldp_vpll2_supplies,
};
static struct twl4030_platform_data ldp_twldata = {
/* platform_data for children goes here */
.vmmc1 = &ldp_vmmc1,
.vaux1 = &ldp_vaux1,
.vpll2 = &ldp_vpll2,
.gpio = &ldp_gpio_data,
.keypad = &ldp_kp_twl4030_data,
};
@ -273,7 +376,6 @@ static struct omap2_hsmmc_info mmc[] __initdata = {
};
static struct platform_device *ldp_devices[] __initdata = {
&ldp_lcd_device,
&ldp_gpio_keys_device,
};
@ -318,8 +420,6 @@ static struct mtd_partition ldp_nand_partitions[] = {
static void __init omap_ldp_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
omap_board_config = ldp_config;
omap_board_config_size = ARRAY_SIZE(ldp_config);
ldp_init_smsc911x();
omap_i2c_init();
platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
@ -330,6 +430,7 @@ static void __init omap_ldp_init(void)
ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0);
omap2_hsmmc_init(mmc);
ldp_display_init();
}
MACHINE_START(OMAP_LDP, "OMAP LDP board")