From: Haibo Chen <haibo.chen@nxp.com>
Date: Mon, 22 Mar 2021 10:55:37 +0000 (+0800)
Subject: mmc: fsl_esdhc_imx: remove redundant cmd11 related code.
X-Git-Tag: baikal/mips/sdk5.9~34^2^2~109^2~3
X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=49dc11164093080e2742f3e2cb995d6ed3576ad5;p=uboot.git

mmc: fsl_esdhc_imx: remove redundant cmd11 related code.

Common code already handle the voltage switch sequence based on spec,
so remove the redundant voltage switch code.

Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
---

diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c
index 420bd25918..93fd934379 100644
--- a/drivers/mmc/fsl_esdhc_imx.c
+++ b/drivers/mmc/fsl_esdhc_imx.c
@@ -521,15 +521,6 @@ static int esdhc_send_cmd_common(struct fsl_esdhc_priv *priv, struct mmc *mmc,
 		goto out;
 	}
 
-	/* Switch voltage to 1.8V if CMD11 succeeded */
-	if (cmd->cmdidx == SD_CMD_SWITCH_UHS18V) {
-		esdhc_setbits32(&regs->vendorspec, ESDHC_VENDORSPEC_VSELECT);
-
-		printf("Run CMD11 1.8V switch\n");
-		/* Sleep for 5 ms - max time for card to switch to 1.8V */
-		udelay(5000);
-	}
-
 	/* Workaround for ESDHC errata ENGcm03648 */
 	if (!data && (cmd->resp_type & MMC_RSP_BUSY)) {
 		int timeout = 50000;