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| author | Tetsuyuki Kobayashi <koba@kmckk.co.jp> | 2012-07-16 19:13:11 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-10-03 02:04:23 +0200 |
| commit | d95a96a072d1ae2c8c14217caf52a7864f18b0e3 (patch) | |
| tree | d585eccf5af915ef13b47d73fa9433f6e02ec147 /board/kmc | |
| parent | 087a277b1add0d32087da2b99743c0af53c5589b (diff) | |
| download | blackbird-obmc-uboot-d95a96a072d1ae2c8c14217caf52a7864f18b0e3.tar.gz blackbird-obmc-uboot-d95a96a072d1ae2c8c14217caf52a7864f18b0e3.zip | |
arm: rmobile: kzm9g: Modify bus controller setting for CS4
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>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Diffstat (limited to 'board/kmc')
| -rw-r--r-- | board/kmc/kzm9g/kzm9g.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/board/kmc/kzm9g/kzm9g.c b/board/kmc/kzm9g/kzm9g.c index 38efad4765..497f8278bc 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) |
