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 --- board/sunxi/board.c | 12 +++++++----- drivers/mtd/nand/Kconfig | 1 + drivers/mtd/nand/sunxi_nand_spl.c | 2 ++ 3 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/board/sunxi/board.c b/board/sunxi/board.c index 680523a..b76bb83 100644 --- a/board/sunxi/board.c +++ b/board/sunxi/board.c @@ -31,6 +31,7 @@ #include <asm/arch/usb_phy.h> #include <asm/gpio.h> #include <asm/io.h> +#include <nand.h> #include <net.h>
#if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD) @@ -127,6 +128,12 @@ static void nand_clock_setup(void) setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0)); setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE | AHB_DIV_1); } + +void board_nand_init(void) +{ + nand_pinmux_setup(); + nand_clock_setup(); +} #endif
#ifdef CONFIG_GENERIC_MMC @@ -453,11 +460,6 @@ void sunxi_board_init(void) power_failed |= axp221_set_eldo(3, CONFIG_AXP221_ELDO3_VOLT); #endif
-#ifdef CONFIG_SPL_NAND_SUNXI - nand_pinmux_setup(); - nand_clock_setup(); -#endif - printf("DRAM:"); ramsize = sunxi_dram_init(); printf(" %lu MiB\n", ramsize >> 20); diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 41ebfea..18039f7 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -88,6 +88,7 @@ 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,