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[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>
Stefan Roese 18 年之前
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共有 1 个文件被更改,包括 2 次插入5 次删除
  1. 2 5
      drivers/systemace.c

+ 2 - 5
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);