> Le Tue, 09 Apr 2013 12:01:51 +0400,
> Alexander Shiyan <shc_work@xxxxxxx> a écrit :
>
> > > > > On Sun, Apr 07, 2013 at 12:48:57PM +0400, Alexander Shiyan wrote:
> > > > > > The patch updates MX51 iomux definitions from kernel.
> > > > > >
> > > > > > Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
> > > > >
> > > > > This patch effectively reverts:
> > > > >
> > > > > commit 298d15571da8d1cb71e7fd87cc53cad3b2bf1d12
> > > > > Author: Eric Bénard <eric@xxxxxxxxxx>
> > > > > Date: Thu Sep 6 21:39:30 2012 +0200
> > > > >
> > > > > i.MX51: unbreak FEC iomux
> > > > >
> > > > > in commit 2bdc9f57a86dff41cfc1f87b644a2e53fdcce2b6 the iomux was synced
> > > > > with the kernel but this leads to some changes in the PAD_CTRL of some
> > > > > FEC pins leading to a non working FEC on our cpuimx51 board.
> > > > >
> > > > > This patch set back the PAD_CTRL of the missing pins to the initial
> > > > > value.
> > > > >
> > > > > Signed-off-by: Eric Bénard <eric@xxxxxxxxxx>
> > > > > Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> > > > >
> > > > > You shouldn't do this.
> > > >
> > > > What about write a patch for the kernel for this?
> > >
> > > By the time I applied Erics patch I considered the days of the
> > > traditional iomux support in the kernel counted. From that day on
> > > we have to maintain our own versions anyway.
> >
> > OK. Maybe as temporary solution we can define eukrea_cpuimx51 FEC
> > pins with NEW_PAD_CTRL macro? If so, I'll create a patch for this.
> > This will keep iomux-mx51.h file synced.
> >
> Fine for me. Do you have a problem with these pads setting so that you
> need to revert the change ?
So, below is a temporary fixup.
>From 47d0d7b9c0355ba31e4c563891b2e9159dc07533 Mon Sep 17 00:00:00 2001
From: Alexander Shiyan <shc_work@xxxxxxx>
Date: Tue, 9 Apr 2013 19:01:40 +0400
Subject: [PATCH] ARM: cpuimx51: Fix PAD_CTRLs for FEC
Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
---
arch/arm/boards/eukrea_cpuimx51/eukrea_cpuimx51.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/arch/arm/boards/eukrea_cpuimx51/eukrea_cpuimx51.c b/arch/arm/boards/eukrea_cpuimx51/eukrea_cpuimx51.c
index 5e77f90..523a805 100644
--- a/arch/arm/boards/eukrea_cpuimx51/eukrea_cpuimx51.c
+++ b/arch/arm/boards/eukrea_cpuimx51/eukrea_cpuimx51.c
@@ -55,23 +55,23 @@ static iomux_v3_cfg_t eukrea_cpuimx51_pads[] = {
MX51_PAD_UART1_RTS__UART1_RTS,
MX51_PAD_UART1_CTS__UART1_CTS,
/* FEC */
- MX51_PAD_DISP2_DAT1__FEC_RX_ER,
+ NEW_PAD_CTRL(MX51_PAD_DISP2_DAT1__FEC_RX_ER, MX51_PAD_CTRL_5),
MX51_PAD_DISP2_DAT15__FEC_TDATA0,
MX51_PAD_DISP2_DAT6__FEC_TDATA1,
MX51_PAD_DISP2_DAT7__FEC_TDATA2,
MX51_PAD_DISP2_DAT8__FEC_TDATA3,
MX51_PAD_DISP2_DAT9__FEC_TX_EN,
- MX51_PAD_DISP2_DAT10__FEC_COL,
- MX51_PAD_DISP2_DAT11__FEC_RX_CLK,
- MX51_PAD_DISP2_DAT12__FEC_RX_DV,
+ NEW_PAD_CTRL(MX51_PAD_DISP2_DAT10__FEC_COL, MX51_PAD_CTRL_5),
+ NEW_PAD_CTRL(MX51_PAD_DISP2_DAT11__FEC_RX_CLK, MX51_PAD_CTRL_5),
+ NEW_PAD_CTRL(MX51_PAD_DISP2_DAT12__FEC_RX_DV, MX51_PAD_CTRL_5),
MX51_PAD_DISP2_DAT13__FEC_TX_CLK,
MX51_PAD_DI2_PIN4__FEC_CRS,
MX51_PAD_DI2_PIN2__FEC_MDC,
- MX51_PAD_DI2_PIN3__FEC_MDIO,
+ NEW_PAD_CTRL(MX51_PAD_DI2_PIN3__FEC_MDIO, MX51_PAD_CTRL_5),
MX51_PAD_DISP2_DAT14__FEC_RDATA0,
MX51_PAD_DI2_DISP_CLK__FEC_RDATA1,
- MX51_PAD_DI_GP4__FEC_RDATA2,
- MX51_PAD_DISP2_DAT0__FEC_RDATA3,
+ NEW_PAD_CTRL(MX51_PAD_DI_GP4__FEC_RDATA2, MX51_PAD_CTRL_5),
+ NEW_PAD_CTRL(MX51_PAD_DISP2_DAT0__FEC_RDATA3, MX51_PAD_CTRL_5),
MX51_PAD_DI_GP3__FEC_TX_ER,
MX51_PAD_EIM_DTACK__GPIO2_31, /* LAN8700 reset pin */
/* NAND */
--
1.8.1.5
---
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