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authorManjunath Hadli <manjunath.hadli@ti.com>2011-10-07 23:38:39 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-10-27 21:56:35 +0200
commit28375eb6f6a34b0a4584a3c46c1879f8852f69a9 (patch)
tree9275a97e3dac43d976958c3996b5f48ef6b8d56b /board
parent83244a3885310249aac377bdc592cb46e9cf4329 (diff)
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da830: add support for NAND boot mode
Add support for enabling NAND boot mode in configuration file and add correspanding pinmux support, nand initialize function in board file. The size required for environment variables not more than 10KB the CONFIG_ENV_SIZE is set to 10KB from (512 << 10). Acked-by: Nick Thompson <nick.thompson@ge.com> Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com> Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'board')
-rw-r--r--board/davinci/da8xxevm/da830evm.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/board/davinci/da8xxevm/da830evm.c b/board/davinci/da8xxevm/da830evm.c
index 0650653..2021e73 100644
--- a/board/davinci/da8xxevm/da830evm.c
+++ b/board/davinci/da8xxevm/da830evm.c
@@ -40,6 +40,8 @@
#include <asm/arch/emif_defs.h>
#include <asm/arch/emac_defs.h>
#include <asm/io.h>
+#include <nand.h>
+#include <asm/arch/nand_defs.h>
#include <asm/arch/davinci_misc.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -98,6 +100,56 @@ static const struct pinmux_config i2c_pins[] = {
{ pinmux(8), 2, 4 }
};
+#ifdef CONFIG_USE_NAND
+/* NAND pin muxer settings */
+const struct pinmux_config aemif_pins[] = {
+ { pinmux(13), 1, 6 },
+ { pinmux(13), 1, 7 },
+ { pinmux(14), 1, 0 },
+ { pinmux(14), 1, 1 },
+ { pinmux(14), 1, 2 },
+ { pinmux(14), 1, 3 },
+ { pinmux(14), 1, 4 },
+ { pinmux(14), 1, 5 },
+ { pinmux(14), 1, 6 },
+ { pinmux(14), 1, 7 },
+ { pinmux(15), 1, 0 },
+ { pinmux(15), 1, 1 },
+ { pinmux(15), 1, 2 },
+ { pinmux(15), 1, 3 },
+ { pinmux(15), 1, 4 },
+ { pinmux(15), 1, 5 },
+ { pinmux(15), 1, 6 },
+ { pinmux(15), 1, 7 },
+ { pinmux(16), 1, 0 },
+ { pinmux(16), 1, 1 },
+ { pinmux(16), 1, 2 },
+ { pinmux(16), 1, 3 },
+ { pinmux(16), 1, 4 },
+ { pinmux(16), 1, 5 },
+ { pinmux(16), 1, 6 },
+ { pinmux(16), 1, 7 },
+ { pinmux(17), 1, 0 },
+ { pinmux(17), 1, 1 },
+ { pinmux(17), 1, 2 },
+ { pinmux(17), 1, 3 },
+ { pinmux(17), 1, 4 },
+ { pinmux(17), 1, 5 },
+ { pinmux(17), 1, 6 },
+ { pinmux(17), 1, 7 },
+ { pinmux(18), 1, 0 },
+ { pinmux(18), 1, 1 },
+ { pinmux(18), 1, 2 },
+ { pinmux(18), 1, 3 },
+ { pinmux(18), 1, 4 },
+ { pinmux(18), 1, 5 },
+ { pinmux(18), 1, 6 },
+ { pinmux(18), 1, 7 },
+ { pinmux(10), 1, 0 }
+};
+#endif
+
+
/* USB0_DRVVBUS pin muxer settings */
static const struct pinmux_config usb_pins[] = {
{ pinmux(9), 1, 1 }
@@ -114,6 +166,7 @@ static const struct pinmux_resource pinmuxes[] = {
#endif
#ifdef CONFIG_USE_NAND
PINMUX_ITEM(emifa_nand_pins),
+ PINMUX_ITEM(aemif_pins),
#endif
#if defined(CONFIG_DRIVER_TI_EMAC)
PINMUX_ITEM(emac_pins),
@@ -184,6 +237,16 @@ int board_init(void)
return(0);
}
+
+#ifdef CONFIG_NAND_DAVINCI
+int board_nand_init(struct nand_chip *nand)
+{
+ davinci_nand_init(nand);
+
+ return 0;
+}
+#endif
+
#if defined(CONFIG_DRIVER_TI_EMAC)
#define PHY_SW_I2C_ADDR 0x5f /* Address of PHY on i2c bus */