[U-Boot] [PATCH 1/3] sunxi-mmc: introduce new MMC_SUNXI_HAS_NEW_MODE_SWITCH option
Vasily Khoruzhick
anarsoul at gmail.com
Wed Nov 7 03:57:56 UTC 2018
A64 doesn't have a mode switch in CCM, so introduce new
MMC_SUNXI_HAS_NEW_MODE_SWITCH option to support new clock mode on A64
Signed-off-by: Vasily Khoruzhick <anarsoul at gmail.com>
Tested-by: Zhaofeng Li <hello at zhaofeng.li>
---
arch/arm/mach-sunxi/Kconfig | 1 +
drivers/mmc/Kconfig | 4 ++++
drivers/mmc/sunxi_mmc.c | 2 ++
3 files changed, 7 insertions(+)
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index 560dc9b25d..66fff6c6d3 100644
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -230,6 +230,7 @@ config MACH_SUN8I_A83T
select PHY_SUN4I_USB
select SUNXI_GEN_SUN6I
select MMC_SUNXI_HAS_NEW_MODE
+ select MMC_SUNXI_HAS_MODE_SWITCH
select SUPPORT_SPL
config MACH_SUN8I_H3
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 27246ee465..3f7458d409 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -569,6 +569,10 @@ config MMC_SUNXI_HAS_NEW_MODE
bool
depends on MMC_SUNXI
+config MMC_SUNXI_HAS_MODE_SWITCH
+ bool
+ depends on MMC_SUNXI
+
config GENERIC_ATMEL_MCI
bool "Atmel Multimedia Card Interface support"
depends on DM_MMC && BLK && ARCH_AT91
diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index 147eb9b4d5..b3526f5e3f 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -176,7 +176,9 @@ static int mmc_set_mod_clk(struct sunxi_mmc_priv *priv, unsigned int hz)
if (new_mode) {
#ifdef CONFIG_MMC_SUNXI_HAS_NEW_MODE
+#ifdef CONFIG_MMC_SUNXI_HAS_MODE_SWITCH
val = CCM_MMC_CTRL_MODE_SEL_NEW;
+#endif
setbits_le32(&priv->reg->ntsr, SUNXI_MMC_NTSR_MODE_SEL_NEW);
#endif
} else if (!calibrate) {
--
2.19.1
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