[1/2,V3] OMAP: DSS: Add display board file for zoom boards
diff mbox

Message ID E0D41E29EB0DAC4E9F3FF173962E9E94026ECD464F@dbde02.ent.ti.com
State New, archived
Delegated to: Tomi Valkeinen
Headers show

Commit Message

Y, Kishore Feb. 25, 2010, 3:45 p.m. UTC
None

Patch
diff mbox

diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index b32678b..3dbe694 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -91,14 +91,17 @@  obj-$(CONFIG_MACH_NOKIA_RX51)		+= board-rx51.o \
 					   board-rx51-peripherals.o \
 					   mmc-twl4030.o
 obj-$(CONFIG_MACH_OMAP_ZOOM2)		+= board-zoom2.o \
+					   board-zoom-display.o \
 					   board-zoom-peripherals.o \
 					   mmc-twl4030.o \
 					   board-zoom-debugboard.o
 obj-$(CONFIG_MACH_OMAP_ZOOM3)		+= board-zoom3.o \
+					   board-zoom-display.o \
 					   board-zoom-peripherals.o \
 					   mmc-twl4030.o \
 					   board-zoom-debugboard.o
 obj-$(CONFIG_MACH_OMAP_3630SDP)		+= board-3630sdp.o \
+					   board-zoom-display.o \
 					   board-zoom-peripherals.o \
 					   mmc-twl4030.o
 obj-$(CONFIG_MACH_CM_T35)		+= board-cm-t35.o \
diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c
new file mode 100644
index 0000000..fc5851f
--- /dev/null
+++ b/arch/arm/mach-omap2/board-zoom-display.c
@@ -0,0 +1,185 @@ 
+/*
+ * Copyright (C) 2009 Texas Instruments Inc.
+ *
+ * Modified from mach-omap2/board-zoom-peripherals.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/i2c/twl.h>
+#include <linux/spi/spi.h>
+#include <plat/common.h>
+#include <plat/control.h>
+#include <plat/mcspi.h>
+#include <plat/display.h>
+
+#define LCD_PANEL_ENABLE_GPIO		(7 + OMAP_MAX_GPIO_LINES)
+#define LCD_PANEL_RESET_GPIO_PROD	96
+#define LCD_PANEL_RESET_GPIO_PILOT	55
+#define LCD_PANEL_QVGA_GPIO		56
+#define TV_PANEL_ENABLE_GPIO		95
+
+struct zoom_dss_board_info {
+	int gpio_flag;
+};
+
+static void zoom_lcd_tv_panel_init(void)
+{
+	int ret;
+	unsigned char lcd_panel_reset_gpio;
+
+	lcd_panel_reset_gpio = (omap_rev() > OMAP3430_REV_ES3_0) ?
+				LCD_PANEL_RESET_GPIO_PROD :
+				LCD_PANEL_RESET_GPIO_PILOT;
+
+	ret = gpio_request(lcd_panel_reset_gpio, "lcd reset");
+	if (ret) {
+		pr_err("Failed to get LCD reset GPIO (gpio%d)\n",
+			lcd_panel_reset_gpio);
+		return;
+	}
+	gpio_direction_output(lcd_panel_reset_gpio, 1);
+
+	ret = gpio_request(LCD_PANEL_QVGA_GPIO, "lcd qvga");
+	if (ret) {
+		pr_err("Failed to get LCD_PANEL_QVGA_GPIO (gpio%d).\n",
+			LCD_PANEL_QVGA_GPIO);
+		goto err0;
+	}
+	gpio_direction_output(LCD_PANEL_QVGA_GPIO, 1);
+
+	ret = gpio_request(TV_PANEL_ENABLE_GPIO, "tv panel");
+	if (ret) {
+		pr_err("Failed to get TV_PANEL_ENABLE_GPIO (gpio%d).\n",
+			TV_PANEL_ENABLE_GPIO);
+		goto err1;
+	}
+	gpio_direction_output(TV_PANEL_ENABLE_GPIO, 0);
+
+	return;
+
+err1:
+	gpio_free(LCD_PANEL_QVGA_GPIO);
+err0:
+	gpio_free(lcd_panel_reset_gpio);
+}
+
+static int zoom_panel_enable_lcd(struct omap_dss_device *dssdev)
+{
+	int ret;
+	struct zoom_dss_board_info *pdata;
+
+	pdata = dssdev->dev.platform_data;
+	if (pdata->gpio_flag == 0) {
+		ret = gpio_request(LCD_PANEL_ENABLE_GPIO, "lcd enable");
+		if (ret) {
+			pr_err("Failed to get"
+			" LCD_PANEL_ENABLE_GPIO (gpio%d).\n",
+				LCD_PANEL_ENABLE_GPIO);
+			return ret;
+		}
+		gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 1);
+		pdata->gpio_flag = 1;
+	} else {
+		gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
+	}
+
+	return 0;
+}
+
+static void zoom_panel_disable_lcd(struct omap_dss_device *dssdev)
+{
+	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0);
+}
+
+static int zoom_panel_enable_tv(struct omap_dss_device *dssdev)
+{
+	gpio_set_value(TV_PANEL_ENABLE_GPIO, 0);
+
+	return 0;
+}
+
+static void zoom_panel_disable_tv(struct omap_dss_device *dssdev)
+{
+	gpio_set_value(TV_PANEL_ENABLE_GPIO, 1);
+}
+
+static struct zoom_dss_board_info zoom_dss_lcd_data = {
+	.gpio_flag = 0,
+};
+
+static struct omap_dss_device zoom_lcd_device = {
+	.name = "lcd",
+	.driver_name = "NEC_8048_panel",
+	.type = OMAP_DISPLAY_TYPE_DPI,
+	.phy.dpi.data_lines = 24,
+	.platform_enable = zoom_panel_enable_lcd,
+	.platform_disable = zoom_panel_disable_lcd,
+	.dev = {
+		.platform_data = &zoom_dss_lcd_data,
+	},
+};
+
+static struct omap_dss_device zoom_tv_device = {
+	.name                   = "tv",
+	.driver_name            = "venc",
+	.type                   = OMAP_DISPLAY_TYPE_VENC,
+	.phy.venc.type          = -1,
+	.platform_enable        = zoom_panel_enable_tv,
+	.platform_disable       = zoom_panel_disable_tv,
+};
+
+static struct omap_dss_device *zoom_dss_devices[] = {
+	&zoom_lcd_device,
+	&zoom_tv_device,
+};
+
+static struct omap_dss_board_info zoom_dss_data = {
+	.num_devices = ARRAY_SIZE(zoom_dss_devices),
+	.devices = zoom_dss_devices,
+	.default_device = &zoom_lcd_device,
+};
+
+static struct platform_device zoom_dss_device = {
+	.name          = "omapdss",
+	.id            = -1,
+	.dev            = {
+		.platform_data = &zoom_dss_data,
+	},
+};
+
+static struct omap2_mcspi_device_config dss_lcd_mcspi_config = {
+	.turbo_mode             = 1,
+	.single_channel         = 1,  /* 0: slave, 1: master */
+};
+
+static struct spi_board_info nec_8048_spi_board_info[] __initdata = {
+	[0] = {
+		.modalias               = "nec_8048_spi",
+		.bus_num                = 1,
+		.chip_select            = 2,
+		.max_speed_hz           = 375000,
+		.controller_data        = &dss_lcd_mcspi_config,
+	},
+};
+
+static struct platform_device *zoom_display_devices[] __initdata = {
+	&zoom_dss_device,
+};
+
+void __init zoom_display_init(enum omap_dss_venc_type venc_type)
+{
+	zoom_tv_device.phy.venc.type = venc_type;
+	platform_add_devices(zoom_display_devices,
+				ARRAY_SIZE(zoom_display_devices));
+	spi_register_board_info(nec_8048_spi_board_info,
+				ARRAY_SIZE(nec_8048_spi_board_info));
+	zoom_lcd_tv_panel_init();
+}
+
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index 8dd277c..4145a40 100755
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -170,6 +170,40 @@  static struct twl4030_hsmmc_info mmc[] __initdata = {
 	{}      /* Terminator */
 };
 
+static struct regulator_consumer_supply zoom_vpll2_supply = {
+	.supply         = "vdds_dsi",
+};
+
+static struct regulator_consumer_supply zoom_vdda_dac_supply = {
+	.supply         = "vdda_dac",
+};
+
+static struct regulator_init_data zoom_vpll2 = {
+	.constraints = {
+		.min_uV                 = 1800000,
+		.max_uV                 = 1800000,
+		.valid_modes_mask       = REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+		.valid_ops_mask         = REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies  = 1,
+	.consumer_supplies      = &zoom_vpll2_supply,
+};
+
+static struct regulator_init_data zoom_vdac = {
+	.constraints = {
+		.min_uV                 = 1800000,
+		.max_uV                 = 1800000,
+		.valid_modes_mask       = REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+		.valid_ops_mask         = REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies  = 1,
+	.consumer_supplies      = &zoom_vdda_dac_supply,
+};
+
 static int zoom_twl_gpio_setup(struct device *dev,
 		unsigned gpio, unsigned ngpio)
 {
@@ -242,6 +276,8 @@  static struct twl4030_platform_data zoom_twldata = {
 	.vmmc1          = &zoom_vmmc1,
 	.vmmc2          = &zoom_vmmc2,
 	.vsim           = &zoom_vsim,
+	.vpll2		= &zoom_vpll2,
+	.vdac		= &zoom_vdac,
 
 };
 
diff --git a/arch/arm/mach-omap2/include/mach/board-zoom.h b/arch/arm/mach-omap2/include/mach/board-zoom.h
index c93b29e..aec73b4 100644
--- a/arch/arm/mach-omap2/include/mach/board-zoom.h
+++ b/arch/arm/mach-omap2/include/mach/board-zoom.h
@@ -1,5 +1,8 @@ 
 /*
  * Defines for zoom boards
  */
+#include <plat/display.h>
+
 extern int __init zoom_debugboard_init(void);
 extern void __init zoom_peripherals_init(void);
+extern void __init zoom_display_init(enum omap_dss_venc_type venc_type);