[U-Boot] [PATCH] mx28evk: add NAND support
Marek Vasut
marex at denx.de
Tue Apr 17 13:21:41 CEST 2012
Dear Lauri Hintsala,
> NAND support is not enabled by default because Eval Kit is not delivered
> with NAND chip. To enable NAND support add CONFIG_CMD_NAND to board config.
>
> Signed-off-by: Lauri Hintsala <lauri.hintsala at bluegiga.com>
Acked-by: Marek Vasut <marex at denx.de>
I think we can schedule it for .04 release as this is basically a fix? Fabio ?
> ---
> board/freescale/mx28evk/iomux.c | 21 +++++++++++++++++++++
> include/configs/mx28evk.h | 10 ++++++++++
> 2 files changed, 31 insertions(+), 0 deletions(-)
>
> diff --git a/board/freescale/mx28evk/iomux.c
> b/board/freescale/mx28evk/iomux.c index 396761b..6587c45 100644
> --- a/board/freescale/mx28evk/iomux.c
> +++ b/board/freescale/mx28evk/iomux.c
> @@ -26,6 +26,7 @@
> #include <asm/arch/sys_proto.h>
>
> #define MUX_CONFIG_SSP0 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
> +#define MUX_CONFIG_GPMI (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
> #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_SSP2 (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_PULLUP)
> @@ -55,6 +56,26 @@ const iomux_cfg_t iomux_setup[] = {
> MX28_PAD_PWM3__GPIO_3_28 |
> (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
>
> +#ifdef CONFIG_NAND_MXS
> + /* GPMI NAND */
> + MX28_PAD_GPMI_D00__GPMI_D0 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_D01__GPMI_D1 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_D02__GPMI_D2 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_D03__GPMI_D3 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_D04__GPMI_D4 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_D05__GPMI_D5 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_D06__GPMI_D6 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_D07__GPMI_D7 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_CE0N__GPMI_CE0N | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_RDY0__GPMI_READY0 | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_RDN__GPMI_RDN |
> + (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP),
> + MX28_PAD_GPMI_WRN__GPMI_WRN | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_ALE__GPMI_ALE | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_CLE__GPMI_CLE | MUX_CONFIG_GPMI,
> + MX28_PAD_GPMI_RESETN__GPMI_RESETN | MUX_CONFIG_GPMI,
> +#endif
> +
> /* FEC0 */
> MX28_PAD_ENET0_MDC__ENET0_MDC | MUX_CONFIG_ENET,
> MX28_PAD_ENET0_MDIO__ENET0_MDIO | MUX_CONFIG_ENET,
> diff --git a/include/configs/mx28evk.h b/include/configs/mx28evk.h
> index 02f3366..2a44baa 100644
> --- a/include/configs/mx28evk.h
> +++ b/include/configs/mx28evk.h
> @@ -148,6 +148,16 @@
> #endif
>
> /*
> + * NAND Driver
> + */
> +#ifdef CONFIG_CMD_NAND
> +#define CONFIG_NAND_MXS
> +#define CONFIG_SYS_MAX_NAND_DEVICE 1
> +#define CONFIG_SYS_NAND_BASE 0x60000000
> +#define CONFIG_SYS_NAND_5_ADDR_CYCLE
> +#endif
> +
> +/*
> * Ethernet on SOC (FEC)
> */
> #ifdef CONFIG_CMD_NET
Best regards,
Marek Vasut
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