From 0e21a2ffb3404152c90cdcd9fc9ba34b404beab8 Mon Sep 17 00:00:00 2001 From: Vasily Khoruzhick Date: Fri, 9 Nov 2018 20:41:46 -0800 Subject: [PATCH] sunxi-mmc: use new mode on both controllers on A64 Using new mode improves stability of eMMC and SD cards. Without it SPL fails to load u-boot from SD on Pinebook. Signed-off-by: Vasily Khoruzhick Reviewed-by: Chen-Yu Tsai Tested-by: Jagan Teki # Amarula A64-Relic Reviewed-by: Jagan Teki --- arch/arm/mach-sunxi/Kconfig | 1 + drivers/mmc/sunxi_mmc.c | 10 +++++++--- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig index 66fff6c6d3..3c54f5106d 100644 --- a/arch/arm/mach-sunxi/Kconfig +++ b/arch/arm/mach-sunxi/Kconfig @@ -282,6 +282,7 @@ config MACH_SUN50I select SUN6I_PRCM select SUNXI_DE2 select SUNXI_GEN_SUN6I + select MMC_SUNXI_HAS_NEW_MODE select SUPPORT_SPL select SUNXI_DRAM_DW select SUNXI_DRAM_DW_32BIT diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c index e50b2c3343..9bf040cb40 100644 --- a/drivers/mmc/sunxi_mmc.c +++ b/drivers/mmc/sunxi_mmc.c @@ -98,12 +98,16 @@ static int mmc_resource_init(int sdc_no) static int mmc_set_mod_clk(struct sunxi_mmc_priv *priv, unsigned int hz) { unsigned int pll, pll_hz, div, n, oclk_dly, sclk_dly; - bool new_mode = false; + bool new_mode = true; bool calibrate = false; u32 val = 0; - if (IS_ENABLED(CONFIG_MMC_SUNXI_HAS_NEW_MODE) && (priv->mmc_no == 2)) - new_mode = true; + if (!IS_ENABLED(CONFIG_MMC_SUNXI_HAS_NEW_MODE)) + new_mode = false; + + /* A83T support new mode only on eMMC */ + if (IS_ENABLED(CONFIG_MACH_SUN8I_A83T) && priv->mmc_no != 2) + new_mode = false; #if defined(CONFIG_MACH_SUN50I) || defined(CONFIG_MACH_SUN50I_H6) calibrate = true; -- 2.39.5