[U-Boot] [PATCH 4/4] Added NAND flash pin configuration

[Marek Vasut <marek.vasut@gmail.com>]

> From: Robert Delien <robert@delien.nl>

Description of the patches won't hurt ;-)

Otherwise, these patches are Fabios ... so he'll ack/nak them

M
> 
> 
> Signed-off-by: Robert Delien <robert@delien.nl>
> ---
>  board/freescale/mx28evk/iomux.c |   24 ++++++++++++++++++++++++
>  1 files changed, 24 insertions(+), 0 deletions(-)
> 
> diff --git a/board/freescale/mx28evk/iomux.c
> b/board/freescale/mx28evk/iomux.c index d6f9d0a..781f36d 100644
> --- a/board/freescale/mx28evk/iomux.c
> +++ b/board/freescale/mx28evk/iomux.c
> @@ -29,6 +29,7 @@
>  #define	MUX_CONFIG_SSP1	(MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
>  #define	MUX_CONFIG_ENET	(MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
>  #define	MUX_CONFIG_EMI	(MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL)
> +#define	MUX_CONFIG_NAND	(MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
> 
>  const iomux_cfg_t iomux_setup[] = {
>  	/* Debug UART (DUART) */
> @@ -77,6 +78,29 @@ const iomux_cfg_t iomux_setup[] = {
>  	MX28_PAD_GPMI_ALE__GPIO_0_26 | MXS_PAD_3V3,
>  	MX28_PAD_GPMI_CE1N__GPIO_0_17 | MXS_PAD_3V3,
>  	MX28_PAD_GPMI_CE0N__GPIO_0_16 | MXS_PAD_3V3,
> +#else
> +	/* On-board NAND flash ZIF-socket  */
> +	MX28_PAD_GPMI_D00__GPMI_D0 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_D01__GPMI_D1 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_D02__GPMI_D2 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_D03__GPMI_D3 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_D04__GPMI_D4 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_D05__GPMI_D5 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_D06__GPMI_D6 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_D07__GPMI_D7 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_RDN__GPMI_RDN |
> +		MXS_PAD_1V8 | MXS_PAD_8MA | MXS_PAD_PULLUP,
> +	MX28_PAD_GPMI_WRN__GPMI_WRN | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_ALE__GPMI_ALE | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_CLE__GPMI_CLE | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_RDY0__GPMI_READY0 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_RDY1__GPMI_READY1 | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_CE0N__GPMI_CE0N | MUX_CONFIG_NAND,
> +	MX28_PAD_GPMI_CE1N__GPMI_CE1N | MUX_CONFIG_NAND,
> +	/* NAND Write-protect */
> +	MX28_PAD_GPMI_RESETN__GPIO_0_28 | MXS_PAD_3V3,
> +	/* Not used for NAND flash */
> +	MX28_PAD_PWM4__GPIO_3_29 | MXS_PAD_3V3,
>  #endif /* nCONFIG_CMD_NAND */
>  	/* FEC0 */
>  	MX28_PAD_ENET0_MDC__ENET0_MDC | MUX_CONFIG_ENET,