[U-Boot] [PATCH] eb_cpux9k2: fix chip select

Jens Scharsig js_at_ng at scharsoft.de
Sun Apr 29 16:15:15 CEST 2012


* fix chip select initialization for frame buffer, this will be
  increase frame buffer access speed

Signed-off-by: Jens Scharsig <js_at_ng at scharsoft.de>
---
 board/BuS/eb_cpux9k2/cpux9k2.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/board/BuS/eb_cpux9k2/cpux9k2.c b/board/BuS/eb_cpux9k2/cpux9k2.c
index 54f9b64..15a31be 100644
--- a/board/BuS/eb_cpux9k2/cpux9k2.c
+++ b/board/BuS/eb_cpux9k2/cpux9k2.c
@@ -269,9 +269,9 @@ int drv_video_init(void)
 		display_height = 256;
 	printf("%ld x %ld pixel matrix\n", display_width, display_height);
 
-	/* RWH = 7 | RWS =7  | TDF = 15 | NWS = 0x7F */
-	csr =	AT91_SMC_CSR_RWHOLD(7) | AT91_SMC_CSR_RWSETUP(7) |
-		AT91_SMC_CSR_TDF(15) | AT91_SMC_CSR_NWS(127) |
+	/* RWH = 2 | RWS =2  | TDF = 4 | NWS = 0x6 */
+	csr =	AT91_SMC_CSR_RWHOLD(2) | AT91_SMC_CSR_RWSETUP(2) |
+		AT91_SMC_CSR_TDF(4) | AT91_SMC_CSR_NWS(6) |
 		AT91_SMC_CSR_ACSS_STANDARD | AT91_SMC_CSR_DBW_16 |
 		AT91_SMC_CSR_BAT_16 | AT91_SMC_CSR_WSEN;
 	writel(csr, &mc->smc.csr[2]);
-- 
1.7.7



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