From 9458f6d83a3b44df1c2ae5c763c4f9fd6e2f9c05 Mon Sep 17 00:00:00 2001
From: Roy Zang <tie-fei.zang@freescale.com>
Date: Mon, 25 Mar 2013 07:33:15 +0000
Subject: [PATCH] T4/serdes: fix the serdes clock frequency
Reverse the bit sequence to set and display serdes clock frequency
correctly. The correct bit maps in BRDCFG2 are
0 1 2 3 4 5 6 7
S1RATE[1:0] S2RATE[1:0] S3RATE[1:0] S4RATE[1:0]
Signed-off-by: Roy Zang <tie-fei.zang@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
---
board/freescale/t4qds/t4qds.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/board/freescale/t4qds/t4qds.c b/board/freescale/t4qds/t4qds.c
index 3c95f3fb78..737d650dda 100644
--- a/board/freescale/t4qds/t4qds.c
+++ b/board/freescale/t4qds/t4qds.c
@@ -110,7 +110,7 @@ int checkboard(void)
for (i = 0; i < MAX_SERDES; i++) {
static const char *freq[] = {
"100", "125", "156.25", "161.1328125"};
- unsigned int clock = (sw >> (2 * i)) & 3;
+ unsigned int clock = (sw >> (6 - 2 * i)) & 3;
printf("SERDES%u=%sMHz ", i+1, freq[clock]);
}
@@ -357,7 +357,7 @@ int misc_init_r(void)
sw = QIXIS_READ(brdcfg[2]);
for (i = 0; i < MAX_SERDES; i++) {
- unsigned int clock = (sw >> (2 * i)) & 3;
+ unsigned int clock = (sw >> (6 - 2 * i)) & 3;
switch (clock) {
case 0:
actual[i] = SRDS_PLLCR0_RFCK_SEL_100;