From: Piotr Zierhoffer <piotr.zierhof...@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 <pgie...@antmicro.com>
Signed-off-by: Tomasz Gorochowik <tgorocho...@antmicro.com>
Signed-off-by: Mateusz Holenko <mhole...@antmicro.com>
Signed-off-by: Piotr Zierhoffer <pzierhof...@antmicro.com>
Signed-off-by: Karol Gugala <kgug...@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
--
2.3.6
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