Revert "ramips: Add back some non-mt7621 code that staging removed"

This reverts commit 048e41f649.

Signed-off-by: John Crispin <john@phrozen.org>

target/linux/ramips/files-4.14/drivers/mmc/host/mtk-mmc/sd.c

@@ -2209,23 +2209,7 @@ static int msdc_drv_probe(struct platform_device *pdev)
 
 	// Set the pins for sdxc to sdxc mode
 	//FIXME: this should be done by pinctl and not by the sd driver
-	if (ralink_soc == MT762X_SOC_MT7620A ||
-	    ralink_soc == MT762X_SOC_MT7621AT) {
-		reg = sdr_read32((void __iomem *)(RALINK_SYSCTL_BASE +
-						  0x60)) & ~(0x3 << 18);
-		if (ralink_soc == MT762X_SOC_MT7620A)
-			reg |= 0x1 << 18;
-	} else {
-		reg = sdr_read32((void __iomem *)(RALINK_SYSCTL_BASE + 0x3c));
-		reg |= 0x1e << 16;
-		sdr_write32((void __iomem *)(RALINK_SYSCTL_BASE + 0x3c), reg);
-		reg = sdr_read32((void __iomem *)(RALINK_SYSCTL_BASE +
-						  0x60)) & ~(0x3 << 10);
-#if defined(CONFIG_MTK_MMC_EMMC_8BIT)
-		reg |= 0x3 << 26 | 0x3 << 28 | 0x3 << 30;
-#endif
-	}
-
+	reg = sdr_read32((void __iomem *)(RALINK_SYSCTL_BASE + 0x60)) & ~(0x3 << 18);
 	sdr_write32((void __iomem *)(RALINK_SYSCTL_BASE + 0x60), reg);
 
 	hw = &msdc0_hw;