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authorHans de Goede <hdegoede@redhat.com>2015-08-15 11:55:26 +0200
committerHans de Goede <hdegoede@redhat.com>2015-08-31 08:43:41 +0200
commitf62bfa56daf17e3e8fac85795196c0ffad42e444 (patch)
treea91ef11f810c5361252433fc588eada6087d4a3e /drivers/mtd
parent9da5fca55cbf9465052256346f6e61968acedf2f (diff)
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sunxi_nand_spl: Use SYS_NAND_SELF_INIT and only do nand init when necessary
Use SYS_NAND_SELF_INIT and only setup the pinmux and clocks when we are actually using the nand. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Ian Campbell <ijc@hellion.org.uk>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/Kconfig1
-rw-r--r--drivers/mtd/nand/sunxi_nand_spl.c2
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index b6dfb0e..28597f0 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -95,6 +95,7 @@ config SPL_NAND_DENALI
config SPL_NAND_SUNXI
bool "Support for NAND on Allwinner A20 in SPL"
depends on MACH_SUN7I
+ select SYS_NAND_SELF_INIT
---help---
Enable support for NAND. This option allows SPL to read from
sunxi NAND using DMA transfers.
diff --git a/drivers/mtd/nand/sunxi_nand_spl.c b/drivers/mtd/nand/sunxi_nand_spl.c
index f6f4928..9efe904 100644
--- a/drivers/mtd/nand/sunxi_nand_spl.c
+++ b/drivers/mtd/nand/sunxi_nand_spl.c
@@ -153,6 +153,8 @@ void nand_init(void)
{
uint32_t val;
+ board_nand_init();
+
val = readl(SUNXI_NFC_BASE + NFC_CTL);
/* enable and reset CTL */
writel(val | NFC_CTL_EN | NFC_CTL_RESET,