From: Stefan Roese <sr@denx.de>
Date: Thu, 22 Feb 2007 06:40:23 +0000 (+0100)
Subject: [PATCH] Change systemace driver to select 8 & 16bit mode
X-Git-Tag: v1.3.0-rc1~157
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=8274ec0bd01d2feb2c7f095eba78d42ea009798b;p=u-boot

[PATCH] Change systemace driver to select 8 & 16bit mode

As suggested by Grant Likely this patch enables the Xilinx SystemACE
driver to select 8 or 16bit mode upon startup.

Signed-off-by: Stefan Roese <sr@denx.de>
---

diff --git a/drivers/systemace.c b/drivers/systemace.c
index 1d1be12520..634aa9ba7d 100644
--- a/drivers/systemace.c
+++ b/drivers/systemace.c
@@ -119,13 +119,10 @@ block_dev_desc_t *systemace_get_dev(int dev)
 		systemace_dev.removable = 1;
 		systemace_dev.block_read = systemace_read;
 
-#if (CFG_SYSTEMACE_WIDTH == 16)
 		/*
-		 * By default the SystemACE comes up in 8-bit mode.
-		 * Ensure that 16-bit mode gets enabled.
+		 * Ensure the correct bus mode (8/16 bits) gets enabled
 		 */
-		ace_writew(0x0001, 0);
-#endif
+		ace_writew(CFG_SYSTEMACE_WIDTH == 8 ? 0 : 0x0001, 0);
 
 		init_part(&systemace_dev);