From patchwork Mon Jun 22 11:38:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bough Chen X-Patchwork-Id: 242741 List-Id: U-Boot discussion From: haibo.chen at nxp.com (haibo.chen at nxp.com) Date: Mon, 22 Jun 2020 19:38:03 +0800 Subject: [PATCH 1/2] mmc: fsl_esdhc_imx: fix the mask for tuning start point Message-ID: <1592825884-22136-1-git-send-email-haibo.chen@nxp.com> From: Haibo Chen According the RM, the bit[6~0] of register ESDHC_TUNING_CTRL is TUNING_START_TAP, bit[7] of this register is to disable the command CRC check for standard tuning. So fix it here. Fixes: fa33d207494c ("mmc: split fsl_esdhc driver for i.MX") Signed-off-by: Haibo Chen --- include/fsl_esdhc_imx.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/fsl_esdhc_imx.h b/include/fsl_esdhc_imx.h index 33c6d52bfe..220a76b9ee 100644 --- a/include/fsl_esdhc_imx.h +++ b/include/fsl_esdhc_imx.h @@ -203,7 +203,7 @@ #define ESDHC_STD_TUNING_EN BIT(24) /* NOTE: the minimum valid tuning start tap for mx6sl is 1 */ #define ESDHC_TUNING_START_TAP_DEFAULT 0x1 -#define ESDHC_TUNING_START_TAP_MASK 0xff +#define ESDHC_TUNING_START_TAP_MASK 0x7f #define ESDHC_TUNING_STEP_MASK 0x00070000 #define ESDHC_TUNING_STEP_SHIFT 16