New patch to review for coreboot: 0558132 beaglebone: Force on every other user LED to show that Coreboot is running.

[Gabe Black]

Gabe Black ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3329

-gerrit

commit 0558132747bca247c7f0c1e920e8b8d6b95d167b
Author: Gabe Black 
Date:   Mon May 27 22:38:59 2013 +0200

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 
---
 src/mainboard/ti/beaglebone/bootblock.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/mainboard/ti/beaglebone/bootblock.c b/src/mainboard/ti/beaglebone/bootblock.c
index 77e382d..fbe73ea 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();