On Wed, 2015-04-29 at 17:03 +0200, Daniel Kochmański wrote:
> This patch adds a20_nandread command. It is simple function utilizing
> function from SPL nand driver `nand_spl_load_image`.
>
> Usage: a20_nandread <address> <offset> <bytes>
This stuff should really be integrated with cmd_nand.c rather than
adding an adhoc SoC specific interface.
>
> Signed-off-by: Daniel Kochmański <dkochman...@turtle-solutions.eu>
> Cc: Ian Campbell <i...@hellion.org.uk>
> Cc: Hans De Goede <hdego...@redhat.com>
> ---
>
> common/Kconfig | 7 +++++++
> common/Makefile | 1 +
> common/cmd_a20_nandread.c | 27 +++++++++++++++++++++++++++
> 3 files changed, 35 insertions(+)
> create mode 100644 common/cmd_a20_nandread.c
>
> diff --git a/common/Kconfig b/common/Kconfig
> index 5d7e48a..8edabb6 100644
> --- a/common/Kconfig
> +++ b/common/Kconfig
> @@ -204,6 +204,13 @@ config CMD_NAND
> help
> NAND support.
>
> +config CMD_A20_NANDREAD
> + depends on SPL_NAND_SUPPORT
> + bool "a20_nandread"
> + help
> + NAND read support for A20 SoC. Depends on SPL driver.
> + Usage: a20_nandread <address> <offset> <size>
> +
> config CMD_SPI
> bool "sspi"
> help
> diff --git a/common/Makefile b/common/Makefile
> index fba3830..9286518 100644
> --- a/common/Makefile
> +++ b/common/Makefile
> @@ -138,6 +138,7 @@ obj-$(CONFIG_CMD_MMC) += cmd_mmc.o
> obj-$(CONFIG_CMD_MMC_SPI) += cmd_mmc_spi.o
> obj-$(CONFIG_MP) += cmd_mp.o
> obj-$(CONFIG_CMD_MTDPARTS) += cmd_mtdparts.o
> +obj-$(CONFIG_CMD_A20_NANDREAD) += cmd_a20_nandread.o
> obj-$(CONFIG_CMD_NAND) += cmd_nand.o
> obj-$(CONFIG_CMD_NET) += cmd_net.o
> obj-$(CONFIG_CMD_ONENAND) += cmd_onenand.o
> diff --git a/common/cmd_a20_nandread.c b/common/cmd_a20_nandread.c
> new file mode 100644
> index 0000000..7361be7
> --- /dev/null
> +++ b/common/cmd_a20_nandread.c
> @@ -0,0 +1,27 @@
> +#include <common.h>
> +#include <command.h>
> +
> +int nand_spl_load_image(uint32_t offs, unsigned int size, void *dest);
> +
> +static int do_a20_nandread(cmd_tbl_t *cmdtp, int flag,
> + int argc, char *const argv[])
> +{
> + if (argc != 4) {
> + printf("usage: a20_nandread <address> <offset> <bytes>\n");
> + return 1;
> + }
> +
> + uint32_t dst = simple_strtoul(argv[1], NULL, 16);
> + uint32_t src = simple_strtoul(argv[2], NULL, 16);
> + uint32_t cnt = simple_strtoul(argv[3], NULL, 16);
> + printf("Loading 0x%08XB @ 0x%08X -> 0x%08X...\n", cnt, src, dst);
> + nand_spl_load_image(src, cnt, (void *)dst);
> + return 0;
> +}
> +
> +U_BOOT_CMD(
> + a20_nandread, CONFIG_SYS_MAXARGS, 3, do_a20_nandread,
> + "a20_nandread",
> + "[offset size bytes]\n"
> + " "
> +);
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