[U-Boot] [PATCH v2 2/6] arm: mvf600: Add IOMUX support for Vybrid MVF600

["Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>]

Hi Stefano, Alison,

On Wednesday, May 15, 2013 10:16:40 AM, Stefano Babic wrote:
> On 14/05/2013 11:51, Alison Wang wrote:
> > This patch adds the IOMUX support for Vybrid MVF600 platform.
> > 
> > There is a little difference for IOMUXC module between MVF600 and i.MX
> > platform, the muxmode and pad configuration share one 32bit register on
> > MVF600, but they are two independent registers on I.MX platform. A
> > CONFIG_IOMUX_SHARE_CONFIG_REG was introduced to fit this difference.
> > 
> > Signed-off-by: Alison Wang <b18965@freescale.com>
> > ---
> > Changes in v2:
> > - Use common iomux-v3 code
> > 
> >  arch/arm/imx-common/Makefile               |  2 +-
> >  arch/arm/imx-common/iomux-v3.c             |  6 ++++++
> >  arch/arm/include/asm/imx-common/iomux-v3.h | 18 ++++++++++++++++++
> >  3 files changed, 25 insertions(+), 1 deletion(-)
> > 
> > diff --git a/arch/arm/imx-common/Makefile b/arch/arm/imx-common/Makefile
> > index 8bba8a5..3378931 100644
> > --- a/arch/arm/imx-common/Makefile
> > +++ b/arch/arm/imx-common/Makefile
> > @@ -27,7 +27,7 @@ include $(TOPDIR)/config.mk
> >  
> >  LIB     = $(obj)libimx-common.o
> >  
> > -ifeq ($(SOC),$(filter $(SOC),mx25 mx35 mx5 mx6))
> > +ifeq ($(SOC),$(filter $(SOC),mx25 mx35 mx5 mx6 mvf600))
> >  COBJS-y	= iomux-v3.o
> >  endif
> >  ifeq ($(SOC),$(filter $(SOC),mx5 mx6))
> > diff --git a/arch/arm/imx-common/iomux-v3.c
> > b/arch/arm/imx-common/iomux-v3.c
> > index 7fe5ce7..35880c7 100644
> > --- a/arch/arm/imx-common/iomux-v3.c
> > +++ b/arch/arm/imx-common/iomux-v3.c
> > @@ -48,8 +48,14 @@ void imx_iomux_v3_setup_pad(iomux_v3_cfg_t pad)
> >  	if (sel_input_ofs)
> >  		__raw_writel(sel_input, base + sel_input_ofs);
> >  
> > +#ifdef CONFIG_IOMUX_SHARE_CONF_REG
> > +	if (!(pad_ctrl & NO_PAD_CTRL))
> > +		__raw_writel((mux_mode << PAD_MUX_MODE_SHIFT) | pad_ctrl,
> > +			base + pad_ctrl_ofs);
> > +#else
> >  	if (!(pad_ctrl & NO_PAD_CTRL) && pad_ctrl_ofs)
> >  		__raw_writel(pad_ctrl, base + pad_ctrl_ofs);
> > +#endif
> >  }
> >  
> >  void imx_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t const *pad_list,
> > diff --git a/arch/arm/include/asm/imx-common/iomux-v3.h
> > b/arch/arm/include/asm/imx-common/iomux-v3.h
> > index 0b4e763..7005fde 100644
> > --- a/arch/arm/include/asm/imx-common/iomux-v3.h
> > +++ b/arch/arm/include/asm/imx-common/iomux-v3.h
> > @@ -121,6 +121,24 @@ typedef u64 iomux_v3_cfg_t;
> >  #define PAD_CTL_DSE_40ohm	(6 << 3)
> >  #define PAD_CTL_DSE_34ohm	(7 << 3)
> >  
> > +#elif defined(CONFIG_MVF600)
> > +
> > +#define PAD_MUX_MODE_SHIFT      20
> > +
> > +#define	PAD_CTL_PUS_47K_UP	(1 << 4)
> > +#define	PAD_CTL_PUS_100K_UP	(2 << 4)
> > +#define PAD_CTL_PUE		(1 << 2)
> > +#define PAD_CTL_PKE		(1 << 3)
> > +
> > +#define PAD_CTL_SPEED_HIGH	(3 << 12)
> > +#define PAD_CTL_SPEED_MED	(1 << 12)
> > +
> > +#define PAD_CTL_DSE_20ohm	(7 << 6)
> > +#define PAD_CTL_DSE_25ohm	(6 << 6)
> > +#define PAD_CTL_DSE_50ohm	(3 << 6)
> > +
> > +#define PAD_CTL_OBE_IBE_ENABLE	(3 << 0)
> > +
> >  #else
> >  
> >  #define PAD_CTL_DVS		(1 << 13)
> > 
> 
> Acked-by: Stefano Babic <sbabic@denx.de>

Could you please just fix the spaces/tabs mess in the #define-s?

Thanks.

Best regards,
Beno?t