summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap2/board-4430sdp.c
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2011-03-22 14:27:36 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-03-22 14:27:36 +0900
commitda49252fb0392d8196833ef3da92e48fb371f8d7 (patch)
tree1299899f7513a900b2229b8cde289bca8c41d2f5 /arch/arm/mach-omap2/board-4430sdp.c
parenteddecbb601c9ea3fab7e67d7892010fc9426d1e6 (diff)
parentb295d6e593e02168fdafc5db11464b6d51cf239d (diff)
Merge branch 'for-paul' of git://gitorious.org/linux-omap-dss2/linux
Conflicts: arch/arm/mach-omap2/board-overo.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/arm/mach-omap2/board-4430sdp.c')
-rw-r--r--arch/arm/mach-omap2/board-4430sdp.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 333ceb2c8fb..62c78de1aa5 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -36,6 +36,7 @@
#include <plat/usb.h>
#include <plat/mmc.h>
#include <plat/omap4-keypad.h>
+#include <plat/display.h>
#include "mux.h"
#include "hsmmc.h"
@@ -47,6 +48,8 @@
#define ETH_KS8851_QUART 138
#define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO 184
#define OMAP4_SFH7741_ENABLE_GPIO 188
+#define HDMI_GPIO_HPD 60 /* Hot plug pin for HDMI */
+#define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
static const int sdp4430_keymap[] = {
KEY(0, 0, KEY_E),
@@ -621,6 +624,76 @@ static void __init omap_sfh7741prox_init(void)
}
}
+static void sdp4430_hdmi_mux_init(void)
+{
+ /* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
+ omap_mux_init_signal("hdmi_hpd",
+ OMAP_PIN_INPUT_PULLUP);
+ omap_mux_init_signal("hdmi_cec",
+ OMAP_PIN_INPUT_PULLUP);
+ /* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
+ omap_mux_init_signal("hdmi_ddc_scl",
+ OMAP_PIN_INPUT_PULLUP);
+ omap_mux_init_signal("hdmi_ddc_sda",
+ OMAP_PIN_INPUT_PULLUP);
+}
+
+static int sdp4430_panel_enable_hdmi(struct omap_dss_device *dssdev)
+{
+ int status;
+
+ status = gpio_request_one(HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH,
+ "hdmi_gpio_hpd");
+ if (status) {
+ pr_err("Cannot request GPIO %d\n", HDMI_GPIO_HPD);
+ return status;
+ }
+ status = gpio_request_one(HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH,
+ "hdmi_gpio_ls_oe");
+ if (status) {
+ pr_err("Cannot request GPIO %d\n", HDMI_GPIO_LS_OE);
+ goto error1;
+ }
+
+ return 0;
+
+error1:
+ gpio_free(HDMI_GPIO_HPD);
+
+ return status;
+}
+
+static void sdp4430_panel_disable_hdmi(struct omap_dss_device *dssdev)
+{
+ gpio_free(HDMI_GPIO_LS_OE);
+ gpio_free(HDMI_GPIO_HPD);
+}
+
+static struct omap_dss_device sdp4430_hdmi_device = {
+ .name = "hdmi",
+ .driver_name = "hdmi_panel",
+ .type = OMAP_DISPLAY_TYPE_HDMI,
+ .platform_enable = sdp4430_panel_enable_hdmi,
+ .platform_disable = sdp4430_panel_disable_hdmi,
+ .channel = OMAP_DSS_CHANNEL_DIGIT,
+};
+
+static struct omap_dss_device *sdp4430_dss_devices[] = {
+ &sdp4430_hdmi_device,
+};
+
+static struct omap_dss_board_info sdp4430_dss_data = {
+ .num_devices = ARRAY_SIZE(sdp4430_dss_devices),
+ .devices = sdp4430_dss_devices,
+ .default_device = &sdp4430_hdmi_device,
+};
+
+void omap_4430sdp_display_init(void)
+{
+ sdp4430_hdmi_mux_init();
+ omap_display_init(&sdp4430_dss_data);
+}
+
#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
OMAP4_MUX(USBB2_ULPITLL_CLK, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
@@ -729,6 +802,8 @@ static void __init omap_4430sdp_init(void)
status = omap4_keyboard_init(&sdp4430_keypad_data);
if (status)
pr_err("Keypad initialization failed: %d\n", status);
+
+ omap_4430sdp_display_init();
}
static void __init omap_4430sdp_map_io(void)