Applied to my arm/rmobile branch. Thank you.
Best regards, Nobuhiro
2012/7/17 Tetsuyuki Kobayshi koba@kmckk.co.jp:
From: Tetsuyuki Kobayashi koba@kmckk.co.jp
Problem: Linux kernel hangs up when it write a file to NFS mounted directory. Solution: Modify bus controller setting for CS4, which connected smsc9221 ethernet controller.
Detail: Modify CS4BCR bit[29:28] (IWW[1:0]) from 00 to 01. Modify CS4BCR bit[20:19] (IWRRD[1:0]) from 00 to 01. Modify CS4BCR bit[17:16] (IWRRS[1:0]) from 00 to 01. Modify CS4WCR bit[27:26] (WSW[1:0]) from 10 to 11 Modify CS4WCR bit[25:24] (WHW[1:0]) from 01 to 10 Modify CS4WCR bit[18:16] (WW[2:0]) from 101 to 111 Modify CS4WCR bit[13:11] (SW[2:0]) from 010 to 011 Modify CS4WCR bit[10:7] (WR[3:0]) from 1000 to 1011
Signed-off-by: Tetsuyuki Kobayashi koba@kmckk.co.jp
Changes for v3:
- New
Changes for v4:
- Modify values for CS4BCR and CS4WCR.
board/kmc/kzm9g/kzm9g.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/board/kmc/kzm9g/kzm9g.c b/board/kmc/kzm9g/kzm9g.c index 3716483..ed530fd 100644 --- a/board/kmc/kzm9g/kzm9g.c +++ b/board/kmc/kzm9g/kzm9g.c @@ -31,9 +31,10 @@ DECLARE_GLOBAL_DATA_PTR;
#define CS0BCR_D (0x06C00400) -#define CS4BCR_D (0x06C00400) +#define CS4BCR_D (0x16c90400) #define CS0WCR_D (0x55062C42) -#define CS4WCR_D (0x19051443) +#define CS4WCR_D (0x1e071dc3)
#define CMNCR_BROMMD0 (1 << 21) #define CMNCR_BROMMD1 (1 << 22)
#define CMNCR_BROMMD (CMNCR_BROMMD0|CMNCR_BROMMD1)
1.7.9.5