From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Fri, 3 May 2013 04:37:07 +0000 (+0000)
Subject: mx23: Fix pad voltage selection bit
X-Git-Tag: v2013.07-rc1~85^2~48
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=9aee34ecabef065cfec76ce736bedfb1fcf77b03;p=oweals%2Fu-boot.git

mx23: Fix pad voltage selection bit

On mx23 the pad voltage selection bit needs to be always '0', since '1' is a
reserved value.

For example:

Pin 108, EMI_A06 pin voltage selection:
0= 1.8V (mDDR) or 2.5V (DDR1);
1= reserved.

Fix the pad voltage definitions for the mx23 case.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
---

diff --git a/arch/arm/include/asm/arch-mxs/iomux.h b/arch/arm/include/asm/arch-mxs/iomux.h
index 42887154c4..d919fb239a 100644
--- a/arch/arm/include/asm/arch-mxs/iomux.h
+++ b/arch/arm/include/asm/arch-mxs/iomux.h
@@ -71,7 +71,11 @@ typedef u32 iomux_cfg_t;
 #define PAD_16MA		3
 
 #define PAD_1V8			0
+#if defined(CONFIG_MX28)
 #define PAD_3V3			1
+#else
+#define PAD_3V3			0
+#endif
 
 #define PAD_NOPULL		0
 #define PAD_PULLUP		1