From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nobuhiro Iwamatsu Date: Fri, 20 Jul 2012 08:51:11 +0900 Subject: [U-Boot] [PATCH v4 6/7] arm: rmobile: kzm9g: Modify bus controller setting for CS4 In-Reply-To: <1342501992-10042-7-git-send-email-koba@kmckk.co.jp> References: <1341832020-28548-1-git-send-email-koba@kmckk.co.jp> <1342501992-10042-1-git-send-email-koba@kmckk.co.jp> <1342501992-10042-7-git-send-email-koba@kmckk.co.jp> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Applied to my arm/rmobile branch. Thank you. Best regards, Nobuhiro 2012/7/17 Tetsuyuki Kobayshi : > From: Tetsuyuki Kobayashi > > 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 > --- > 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 > -- Nobuhiro Iwamatsu iwamatsu at {nigauri.org / debian.org} GPG ID: 40AD1FA6