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From bf49a3539e82539d8d347f7d88626c308662ed62 Mon Sep 17 00:00:00 2001
From: Bas Laarhoven <sjml@xs4all.nl>
Date: Mon, 14 May 2012 14:36:23 +0200
Subject: [PATCH 54/56] Workaround for boards with (mistaken) ASCII
interpretation for the numpins field.
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
---
arch/arm/mach-omap2/board-am335xevm.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c
index d6a607a..0a1738a 100644
--- a/arch/arm/mach-omap2/board-am335xevm.c
+++ b/arch/arm/mach-omap2/board-am335xevm.c
@@ -2488,6 +2488,12 @@ static void bone_io_config_from_cape_eeprom( void)
u16* pmuxdata;
char status[ NR_ITEMS( cape_config.muxdata) + 1];
+ // Workaround for capes that have encoded this as ASCII
+ if (cnt > 256) {
+ pr_info( "BeagleBone cape: workaround for bad 'numpins' setting\n");
+ cnt = (cape_config.numpins & 255) - '0';
+ cnt = 10 * cnt + ((cape_config.numpins >> 8) & 255) - '0';
+ }
pr_info( "BeagleBone cape: configuring %2d out of %2d signals:\n",
cnt, NR_ITEMS( cape_config.muxdata));
RULER( NR_ITEMS( cape_config.muxdata));
--
1.7.7.6
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