[U-Boot] [PATCH 3/3] arm: socfpga: Enable saveenv for SD/MMC

[Marek Vasut]

On Wednesday, September 23, 2015 at 12:01:34 AM, dinguyen at opensource.altera.com 
wrote:
> From: Dinh Nguyen <dinguyen at opensource.altera.com>
> 
> Enable the able to save the environment variables when SD/MMC is used.
> 
> Signed-off-by: Dinh Nguyen <dinguyen at opensource.altera.com>
> ---
> v2: Move this option to be on a per-board basis
>     Add config for socfpga_cyclone5 and socfpga_arria5
> ---
>  include/configs/socfpga_arria5_socdk.h   | 4 ++++
>  include/configs/socfpga_common.h         | 2 ++
>  include/configs/socfpga_cyclone5_socdk.h | 4 ++++
>  include/configs/socfpga_de0_nano_soc.h   | 4 ++++
>  4 files changed, 14 insertions(+)
> 
> diff --git a/include/configs/socfpga_arria5_socdk.h
> b/include/configs/socfpga_arria5_socdk.h index 3193684..b75b0a2 100644
> --- a/include/configs/socfpga_arria5_socdk.h
> +++ b/include/configs/socfpga_arria5_socdk.h
> @@ -59,6 +59,10 @@
> 
>  #endif
> 
> +#define CONFIG_ENV_IS_IN_MMC
> +#define CONFIG_SYS_MMC_ENV_DEV		0	/* device 0 */
> +#define CONFIG_ENV_OFFSET		512	/* just after the MBR */
> +
>  /* USB */
>  #ifdef CONFIG_CMD_USB
>  #define CONFIG_USB_DWC2_REG_ADDR	SOCFPGA_USB1_ADDRESS
> diff --git a/include/configs/socfpga_common.h
> b/include/configs/socfpga_common.h index a2811ba..249d70f 100644
> --- a/include/configs/socfpga_common.h
> +++ b/include/configs/socfpga_common.h
> @@ -281,7 +281,9 @@ unsigned int cm_get_qspi_controller_clk_hz(void);
>  #define CONFIG_SYS_CONSOLE_IS_IN_ENV
>  #define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
>  #define CONFIG_SYS_CONSOLE_ENV_OVERWRITE
> +#if !defined CONFIG_ENV_IS_IN_MMC
>  #define CONFIG_ENV_IS_NOWHERE
> +#endif
>  #define CONFIG_ENV_SIZE			4096

This would explode for boards which store env in for example QSPI,

You should just define ENV_IS_NOWHERE for all the other boards.

I picked the other two patches though :)

Best regards,
Marek Vasut