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authorGabe Black <gabeblack@chromium.org>2013-05-29 16:42:31 +0200
committerRonald G. Minnich <rminnich@gmail.com>2013-06-10 23:13:02 +0200
commit7cb57a1c30448e60ca06a36c59528e926b68f04d (patch)
tree3ac7e267406fcc66b095b9d5da7b557d2ef6a443 /src/mainboard/ti/beaglebone/bootblock.c
parent560433b4931f30ab23f602911e3e2491a1cbfae1 (diff)
downloadcoreboot-7cb57a1c30448e60ca06a36c59528e926b68f04d.tar.xz
beaglebone: Force on every other user LED to show that coreboot is running.
Until we get serial working, this is a good way to show that coreboot is running. It can be removed once we have better methods. Change-Id: I62d25e52aa88a97aba4c959538d680b67a0bbbb2 Signed-off-by: Gabe Black <gabeblack@chromium.org> Reviewed-on: http://review.coreboot.org/3329 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/mainboard/ti/beaglebone/bootblock.c')
-rw-r--r--src/mainboard/ti/beaglebone/bootblock.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/ti/beaglebone/bootblock.c b/src/mainboard/ti/beaglebone/bootblock.c
index 77e382d1db..fbe73eac31 100644
--- a/src/mainboard/ti/beaglebone/bootblock.c
+++ b/src/mainboard/ti/beaglebone/bootblock.c
@@ -17,6 +17,7 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <arch/io.h>
#include <types.h>
#include <uart.h>
#include <console/console.h>
@@ -24,6 +25,19 @@
void bootblock_mainboard_init(void);
void bootblock_mainboard_init(void)
{
+ /* Enable the GPIO module */
+ writel((0x2 << 0) | (1 << 18), (uint32_t *)(0x44e00000 + 0xac));
+
+ /* Disable interrupts from these GPIOs */
+ setbits_le32((uint32_t *)(0x4804c000 + 0x3c), 0xf << 21);
+
+ /* Enable output */
+ clrbits_le32((uint32_t *)(0x4804c000 + 0x134), 0xf << 21);
+
+ /* Set every other light */
+ clrbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0xf << 21);
+ setbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0x5 << 21);
+
/* Start monotonic timer */
//rtc_start();