OMAP: 4430SDP/Panda: add HDMI HPD gpio
Both Panda and 4430SDP use GPIO 63 as HDMI hot-plug-detect. Configure
this GPIO in the board files.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index 9823972..e1b1963 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -53,6 +53,7 @@
#define GPIO_WIFI_IRQ 53
#define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */
#define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
+#define HDMI_GPIO_HPD 63 /* Hotplug detect */
/* wl127x BT, FM, GPS connectivity chip */
static int wl1271_gpios[] = {46, -1, -1};
@@ -481,6 +482,7 @@
static struct gpio panda_hdmi_gpios[] = {
{ HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
{ HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
+ { HDMI_GPIO_HPD, GPIOF_DIR_IN, "hdmi_gpio_hpd" },
};
static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
@@ -541,6 +543,7 @@
omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT);
omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT);
+ omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN);
}
static void __init omap4_panda_init(void)