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authorKoen Kooi <k-kooi@ti.com>2009-12-16 13:50:20 +0100
committerKoen Kooi <koen@openembedded.org>2009-12-21 10:10:23 +0100
commit6b143d814b4c3e06fd6604d2442b5755264015bb (patch)
treed89798bdbf35d2e062a0a7d74c3c0b4b409dfe98 /recipes/linux/linux-omap-2.6.32
parent9cf6e46742ffc894fb480193a942fe85a68ef79b (diff)
linux-omap 2.6.32: add dss2 driver for beagleboard
Diffstat (limited to 'recipes/linux/linux-omap-2.6.32')
-rwxr-xr-xrecipes/linux/linux-omap-2.6.32/dss2/beagle-dss2-support.diff308
1 files changed, 308 insertions, 0 deletions
diff --git a/recipes/linux/linux-omap-2.6.32/dss2/beagle-dss2-support.diff b/recipes/linux/linux-omap-2.6.32/dss2/beagle-dss2-support.diff
new file mode 100755
index 0000000000..15d7971fa8
--- /dev/null
+++ b/recipes/linux/linux-omap-2.6.32/dss2/beagle-dss2-support.diff
@@ -0,0 +1,308 @@
+--- a/arch/arm/mach-omap2/board-omap3beagle.c
++++ b/arch/arm/mach-omap2/board-omap3beagle.c
+@@ -30,6 +30,7 @@
+
+ #include <linux/regulator/machine.h>
+ #include <linux/i2c/twl4030.h>
++#include <linux/omapfb.h>
+
+ #include <mach/hardware.h>
+ #include <asm/mach-types.h>
+@@ -44,6 +45,7 @@
+ #include <plat/mux.h>
+ #include <plat/usb.h>
+ #include <plat/timer-gp.h>
++#include <plat/display.h>
+
+ #include "mmc-twl4030.h"
+
+@@ -115,15 +117,6 @@
+ .gpio_wp = 29,
+ },
+ {} /* Terminator */
+-};
+-
+-static struct platform_device omap3_beagle_lcd_device = {
+- .name = "omap3beagle_lcd",
+- .id = -1,
+-};
+-
+-static struct omap_lcd_config omap3_beagle_lcd_config __initdata = {
+- .ctrl_name = "internal",
+ };
+
+ static struct regulator_consumer_supply beagle_vmmc1_supply = {
+@@ -179,16 +172,6 @@
+ .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
+ | BIT(15) | BIT(16) | BIT(17),
+ .setup = beagle_twl_gpio_setup,
+-};
+-
+-static struct regulator_consumer_supply beagle_vdac_supply = {
+- .supply = "vdac",
+- .dev = &omap3_beagle_lcd_device.dev,
+-};
+-
+-static struct regulator_consumer_supply beagle_vdvi_supply = {
+- .supply = "vdvi",
+- .dev = &omap3_beagle_lcd_device.dev,
+ };
+
+ /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
+@@ -221,35 +204,6 @@
+ .consumer_supplies = &beagle_vsim_supply,
+ };
+
+-/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
+-static struct regulator_init_data beagle_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 = &beagle_vdac_supply,
+-};
+-
+-/* VPLL2 for digital video outputs */
+-static struct regulator_init_data beagle_vpll2 = {
+- .constraints = {
+- .name = "VDVI",
+- .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 = &beagle_vdvi_supply,
+-};
+-
+ static struct twl4030_usb_data beagle_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+ };
+@@ -262,39 +216,6 @@
+ .audio_mclk = 26000000,
+ .audio = &beagle_audio_data,
+ };
+-
+-static struct twl4030_platform_data beagle_twldata = {
+- .irq_base = TWL4030_IRQ_BASE,
+- .irq_end = TWL4030_IRQ_END,
+-
+- /* platform_data for children goes here */
+- .usb = &beagle_usb_data,
+- .gpio = &beagle_gpio_data,
+- .codec = &beagle_codec_data,
+- .vmmc1 = &beagle_vmmc1,
+- .vsim = &beagle_vsim,
+- .vdac = &beagle_vdac,
+- .vpll2 = &beagle_vpll2,
+-};
+-
+-static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
+- {
+- I2C_BOARD_INFO("twl4030", 0x48),
+- .flags = I2C_CLIENT_WAKE,
+- .irq = INT_34XX_SYS_NIRQ,
+- .platform_data = &beagle_twldata,
+- },
+-};
+-
+-static int __init omap3_beagle_i2c_init(void)
+-{
+- omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
+- ARRAY_SIZE(beagle_i2c_boardinfo));
+- /* Bus 3 is attached to the DVI port where devices like the pico DLP
+- * projector don't work reliably with 400kHz */
+- omap_register_i2c_bus(3, 100, NULL, 0);
+- return 0;
+-}
+
+ static struct gpio_led gpio_leds[] = {
+ {
+@@ -349,14 +270,156 @@
+ },
+ };
+
+-static struct omap_board_config_kernel omap3_beagle_config[] __initdata = {
+- { OMAP_TAG_LCD, &omap3_beagle_lcd_config },
+-};
++/* DSS */
++
++static int beagle_enable_dvi(struct omap_dss_device *dssdev)
++{
++ if (dssdev->reset_gpio != -1)
++ gpio_set_value(dssdev->reset_gpio, 1);
++
++ return 0;
++}
++
++static void beagle_disable_dvi(struct omap_dss_device *dssdev)
++{
++ if (dssdev->reset_gpio != -1)
++ gpio_set_value(dssdev->reset_gpio, 0);
++}
++
++static struct omap_dss_device beagle_dvi_device = {
++ .type = OMAP_DISPLAY_TYPE_DPI,
++ .name = "dvi",
++ .driver_name = "generic_panel",
++ .phy.dpi.data_lines = 24,
++ .reset_gpio = 170,
++ .platform_enable = beagle_enable_dvi,
++ .platform_disable = beagle_disable_dvi,
++};
++
++static int beagle_panel_enable_tv(struct omap_dss_device *dssdev)
++{
++ return 0;
++}
++
++static void beagle_panel_disable_tv(struct omap_dss_device *dssdev)
++{
++}
++
++static struct omap_dss_device beagle_tv_device = {
++ .name = "tv",
++ .driver_name = "venc",
++ .type = OMAP_DISPLAY_TYPE_VENC,
++ .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
++ .platform_enable = beagle_panel_enable_tv,
++ .platform_disable = beagle_panel_disable_tv,
++};
++
++static struct omap_dss_device *beagle_dss_devices[] = {
++ &beagle_dvi_device,
++ &beagle_tv_device,
++};
++
++static struct omap_dss_board_info beagle_dss_data = {
++ .num_devices = ARRAY_SIZE(beagle_dss_devices),
++ .devices = beagle_dss_devices,
++ .default_device = &beagle_dvi_device,
++};
++
++static struct platform_device beagle_dss_device = {
++ .name = "omapdss",
++ .id = -1,
++ .dev = {
++ .platform_data = &beagle_dss_data,
++ },
++};
++
++static struct regulator_consumer_supply beagle_vdda_dac_supply = {
++ .supply = "vdda_dac",
++ .dev = &beagle_dss_device.dev,
++};
++
++static struct regulator_consumer_supply beagle_vdds_dsi_supply = {
++ .supply = "vdds_dsi",
++ .dev = &beagle_dss_device.dev,
++};
++
++static void __init beagle_display_init(void)
++{
++ int r;
++
++ r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset");
++ if (r < 0) {
++ printk(KERN_ERR "Unable to get DVI reset GPIO\n");
++ return;
++ }
++
++ gpio_direction_output(beagle_dvi_device.reset_gpio, 0);
++}
++
++/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
++static struct regulator_init_data beagle_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 = &beagle_vdda_dac_supply,
++};
++
++/* VPLL2 for digital video outputs */
++static struct regulator_init_data beagle_vpll2 = {
++ .constraints = {
++ .name = "VDVI",
++ .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 = &beagle_vdds_dsi_supply,
++};
++
++static struct twl4030_platform_data beagle_twldata = {
++ .irq_base = TWL4030_IRQ_BASE,
++ .irq_end = TWL4030_IRQ_END,
++
++ /* platform_data for children goes here */
++ .usb = &beagle_usb_data,
++ .gpio = &beagle_gpio_data,
++ .vmmc1 = &beagle_vmmc1,
++ .vsim = &beagle_vsim,
++ .vdac = &beagle_vdac,
++ .vpll2 = &beagle_vpll2,
++};
++
++static struct i2c_board_info __initdata beagle_i2c1_boardinfo[] = {
++ {
++ I2C_BOARD_INFO("twl4030", 0x48),
++ .flags = I2C_CLIENT_WAKE,
++ .irq = INT_34XX_SYS_NIRQ,
++ .platform_data = &beagle_twldata,
++ },
++};
++
++static int __init omap3_beagle_i2c_init(void)
++{
++ omap_register_i2c_bus(1, 2600, beagle_i2c1_boardinfo,
++ ARRAY_SIZE(beagle_i2c1_boardinfo));
++ /* Bus 3 is attached to the DVI port where devices like the pico DLP
++ * projector don't work reliably with 400kHz */
++ omap_register_i2c_bus(3, 100, NULL, 0);
++ return 0;
++}
++
+
+ static void __init omap3_beagle_init_irq(void)
+ {
+- omap_board_config = omap3_beagle_config;
+- omap_board_config_size = ARRAY_SIZE(omap3_beagle_config);
+ omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+ mt46h32m32lf6_sdrc_params);
+ omap_init_irq();
+@@ -367,7 +430,7 @@
+ }
+
+ static struct platform_device *omap3_beagle_devices[] __initdata = {
+- &omap3_beagle_lcd_device,
++ &beagle_dss_device,
+ &leds_gpio,
+ &keys_gpio,
+ };
+@@ -437,6 +500,8 @@
+ usb_musb_init();
+ usb_ehci_init(&ehci_pdata);
+ omap3beagle_flash_init();
++
++ beagle_display_init();
+
+ /* Ensure SDRC pins are mux'd for self-refresh */
+ omap_cfg_reg(H16_34XX_SDRC_CKE0);
+