From: Piotr Zierhoffer piotr.zierhoffer@cs.put.poznan.pl
When SPL_NAND_SUNXI option is selected in config, set some configuration options for sunxi NAND.
This commit also introduces the configurable options in Kconfig.
Signed-off-by: Peter Gielda pgielda@antmicro.com Signed-off-by: Tomasz Gorochowik tgorochowik@antmicro.com Signed-off-by: Mateusz Holenko mholenko@antmicro.com Signed-off-by: Piotr Zierhoffer pzierhoffer@antmicro.com Signed-off-by: Karol Gugala kgugala@antmicro.com ---
Changes in v2: - removed traces of non-SPL specific code - renamed defines to be more relevant - moved Kconfig entry for the driver to drivers/mtd/nand - reworded Kconfig entry help
drivers/mtd/nand/Kconfig | 7 +++++++ include/configs/sunxi-common.h | 11 +++++++++++ 2 files changed, 18 insertions(+)
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 3024357..2f8dbaf 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -85,6 +85,13 @@ config SPL_NAND_DENALI This is a small implementation of the Denali NAND controller for use on SPL.
+config SPL_NAND_SUNXI + bool "Support for NAND on Allwinner A20 in SPL" + depends on MACH_SUN7I + ---help--- + Enable support for internal NAND. This option allows SPL to read from + sunxi NAND using DMA transfers. Writing is not supported. + endif
endmenu diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h index 9576bc1..c230cff 100644 --- a/include/configs/sunxi-common.h +++ b/include/configs/sunxi-common.h @@ -139,6 +139,17 @@ #define CONFIG_INITRD_TAG #define CONFIG_SERIAL_TAG
+#if defined(CONFIG_SPL_NAND_SUNXI) +#define CONFIG_SPL_NAND_DRIVERS +#define CONFIG_SPL_NAND_SUPPORT + +#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x008000 + +#define CONFIG_SYS_NAND_PAGE_SIZE 0x000400 /* 1kb */ +#define CONFIG_SYS_NAND_BLOCK_SIZE 0x002000 /* 8kb*/ +#endif + /* mmc config */ #if !defined(CONFIG_UART0_PORT_F) #define CONFIG_MMC