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From b35937bf29c828e311f1d9bb1385bd32d34ec060 Mon Sep 17 00:00:00 2001
From: Jason Kridner <jkridner@beagleboard.org>
Date: Mon, 7 Mar 2011 19:31:15 -0600
Subject: [PATCH] Forced newer revisions to default to xM.
---
board/omap3530beagle/omap3530beagle.c | 15 ++++++++++++++-
1 files changed, 14 insertions(+), 1 deletions(-)
diff --git a/board/omap3530beagle/omap3530beagle.c b/board/omap3530beagle/omap3530beagle.c
index 1b3d8c7..d55d32e 100644
--- a/board/omap3530beagle/omap3530beagle.c
+++ b/board/omap3530beagle/omap3530beagle.c
@@ -212,6 +212,7 @@ u32 cpu_is_3410(void)
* GPIO173, GPIO172, GPIO171: 1 1 0 => C1/2/3
* GPIO173, GPIO172, GPIO171: 1 0 1 => C4
* GPIO173, GPIO172, GPIO171: 0 0 0 => XM
+ * default => XM
******************************************/
int beagle_revision(void)
{
@@ -227,6 +228,18 @@ int beagle_revision(void)
rev = omap_get_gpio_datain(173) << 2 |
omap_get_gpio_datain(172) << 1 |
omap_get_gpio_datain(171);
+
+ /* Default newer board revisions to XM */
+ switch(rev) {
+ case REVISION_AXBX:
+ case REVISION_CX:
+ case REVISION_C4:
+ break;
+ case REVISION_XM:
+ default:
+ rev = REVISION_XM;
+ }
+
omap_free_gpio(171);
omap_free_gpio(172);
omap_free_gpio(173);
@@ -662,7 +675,7 @@ int misc_init_r(void)
printf("Beagle Rev C4\n");
break;
case REVISION_XM:
- printf("Beagle xM Rev A\n");
+ printf("Beagle xM\n");
break;
default:
printf("Beagle unknown 0x%02x\n", rev);
--
1.6.1
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