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-rw-r--r--board/ti/beagle/beagle.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c
index 8757876..c09c833 100644
--- a/board/ti/beagle/beagle.c
+++ b/board/ti/beagle/beagle.c
@@ -252,6 +252,38 @@ void beagle_display_init(void)
}
/*
+ * Enable DVI power
+ */
+static void beagle_dvi_pup() {
+ uchar val;
+
+ switch (get_board_revision()) {
+ case REVISION_AXBX:
+ case REVISION_CX:
+ case REVISION_C4:
+ case REVISION_XM_A:
+ gpio_request(170, "");
+ gpio_direction_output(170, 0);
+ gpio_set_value(170, 1);
+ break;
+ case REVISION_XM_B:
+ case REVISION_XM_C:
+ default:
+ #define GPIODATADIR1 (TWL4030_BASEADD_GPIO+3)
+ #define GPIODATAOUT1 (TWL4030_BASEADD_GPIO+6)
+
+ i2c_read(TWL4030_CHIP_GPIO, GPIODATADIR1, 1, &val, 1);
+ val |= 4;
+ i2c_write(TWL4030_CHIP_GPIO, GPIODATADIR1, 1, &val, 1);
+
+ i2c_read(TWL4030_CHIP_GPIO, GPIODATAOUT1, 1, &val, 1);
+ val |= 4;
+ i2c_write(TWL4030_CHIP_GPIO, GPIODATAOUT1, 1, &val, 1);
+ break;
+ }
+}
+
+/*
* Routine: misc_init_r
* Description: Configure board specific parts
*/
@@ -422,6 +454,8 @@ int misc_init_r(void)
GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe);
dieid_num_r();
+
+ beagle_dvi_pup();
beagle_display_init();
omap3_dss_enable();