On 03/03/2016 04:57 PM, Stefan Roese wrote:
> This patch makes the following changes to the SR1500 board port:
> 
> - Update defconfig to support SPI NOR (use make savedefconfig).
> - Increase SPI speed to a maximum of 100MHz for faster system
>   bootup.
> - Change environment location, so that its not between SPL and
>   main U-Boot. This way the combined SPL / U-Boot image can
>   be used for updates.
> 
> Signed-off-by: Stefan Roese <s...@denx.de>
> Cc: Marek Vasut <ma...@denx.de>
> ---
>  arch/arm/dts/socfpga_cyclone5_sr1500.dts |  2 +-
>  configs/socfpga_sr1500_defconfig         | 11 ++++++-----
>  include/configs/socfpga_sr1500.h         | 19 ++++++++++++-------
>  3 files changed, 19 insertions(+), 13 deletions(-)
> 
> diff --git a/arch/arm/dts/socfpga_cyclone5_sr1500.dts 
> b/arch/arm/dts/socfpga_cyclone5_sr1500.dts
> index 3729ca0..32c6aad 100644
> --- a/arch/arm/dts/socfpga_cyclone5_sr1500.dts
> +++ b/arch/arm/dts/socfpga_cyclone5_sr1500.dts
> @@ -88,7 +88,7 @@
>               #size-cells = <1>;
>               compatible = "n25q00", "spi-flash";
>               reg = <0>;      /* chip select */
> -             spi-max-frequency = <50000000>;
> +             spi-max-frequency = <100000000>;
>               m25p,fast-read;
>               page-size = <256>;
>               block-size = <16>; /* 2^16, 64KB */
> diff --git a/configs/socfpga_sr1500_defconfig 
> b/configs/socfpga_sr1500_defconfig
> index a4f0835..a87dc61 100644
> --- a/configs/socfpga_sr1500_defconfig
> +++ b/configs/socfpga_sr1500_defconfig
> @@ -4,18 +4,19 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
>  CONFIG_SPL_DM=y
>  CONFIG_DM_GPIO=y
>  CONFIG_TARGET_SOCFPGA_SR1500=y
> +CONFIG_SPL_STACK_R_ADDR=0x00800000
>  CONFIG_DEFAULT_DEVICE_TREE="socfpga_cyclone5_sr1500"
>  CONFIG_SPL=y
> -CONFIG_SPL_DM_SEQ_ALIAS=y
>  CONFIG_SPL_STACK_R=y
> -CONFIG_SPL_STACK_R_ADDR=0x00800000
>  # CONFIG_CMD_IMLS is not set
>  # CONFIG_CMD_FLASH is not set
> -CONFIG_SPL_SIMPLE_BUS=y
> +CONFIG_SPL_DM_SEQ_ALIAS=y
>  CONFIG_DWAPB_GPIO=y
> +CONFIG_DM_MMC=y
>  CONFIG_SPI_FLASH=y
> +CONFIG_SPI_FLASH_STMICRO=y
> +# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
>  CONFIG_DM_ETH=y
>  CONFIG_ETH_DESIGNWARE=y
>  CONFIG_SYS_NS16550=y
> -CONFIG_DM_MMC=y
> -# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
> +CONFIG_CADENCE_QSPI=y
> diff --git a/include/configs/socfpga_sr1500.h 
> b/include/configs/socfpga_sr1500.h
> index e4aafaa..6414eeb 100644
> --- a/include/configs/socfpga_sr1500.h
> +++ b/include/configs/socfpga_sr1500.h
> @@ -93,22 +93,27 @@
>  #define CONFIG_SYS_BOOTCOUNT_BE
>  
>  /* Environment setting for SPI flash */
> -#undef CONFIG_ENV_SIZE
>  #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
>  #define CONFIG_ENV_SECT_SIZE (64 * 1024)
>  #define CONFIG_ENV_SIZE              (16 * 1024)
> -#define CONFIG_ENV_OFFSET    0x00040000
> +#define CONFIG_ENV_OFFSET    0x000e0000
>  #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SECT_SIZE)
>  #define CONFIG_ENV_SPI_BUS   0
>  #define CONFIG_ENV_SPI_CS    0
>  #define CONFIG_ENV_SPI_MODE  SPI_MODE_3
> -#define CONFIG_ENV_SPI_MAX_HZ        CONFIG_SF_DEFAULT_SPEED
> +#define CONFIG_ENV_SPI_MAX_HZ        100000000       /* Use max of 100MHz */
> +#define CONFIG_SF_DEFAULT_SPEED      100000000
> +
> +/*
> + * The QSPI NOR flash layout on SR1500:
> + *
> + * 0000.0000 - 0003.ffff: SPL (4 times)
> + * 0004.0000 - 000d.ffff: U-Boot
> + * 000e.0000 - 000e.ffff: env1
> + * 000f.0000 - 000f.ffff: env2
> + */
>  
>  /* The rest of the configuration is shared */
>  #include <configs/socfpga_common.h>
>  
> -/* U-Boot payload is stored at offset 0x60000 */
> -#undef CONFIG_SYS_SPI_U_BOOT_OFFS
> -#define CONFIG_SYS_SPI_U_BOOT_OFFS   0x60000
> -
>  #endif       /* __CONFIG_SOCFPGA_SR1500_H__ */
> 
Applied, thanks!

-- 
Best regards,
Marek Vasut
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