From ed08d01ec6a94664eed98db7d82c030f2eafce47 Mon Sep 17 00:00:00 2001 From: Yifeng Zhao Date: Tue, 15 Mar 2022 11:37:04 +0800 Subject: [PATCH] mmc: sdhci-of-dwcmshc: configure the TX DLL TAP value for HS400 According to the signal test results, it is recommended to configure the value of TX DLL TAP as 0x9 for HS400. Signed-off-by: Yifeng Zhao Change-Id: I4f999020a2d1c1d415894fb58b63b55f700a1531 --- drivers/mmc/host/sdhci-of-dwcmshc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c index e38844c2d228..f58dae188b24 100644 --- a/drivers/mmc/host/sdhci-of-dwcmshc.c +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c @@ -47,7 +47,7 @@ #define DWCMSHC_EMMC_DLL_DLYENA BIT(27) #define DLL_TXCLK_TAPNUM_DEFAULT 0x10 -#define DLL_TXCLK_TAPNUM_90_DEGREES 0xA +#define DLL_TXCLK_TAPNUM_90_DEGREES 0x9 #define DLL_TXCLK_TAPNUM_FROM_SW BIT(24) #define DLL_TXCLK_NO_INVERTER BIT(29)