Revert "ramips: mmc: Fix init for MT7628AN"
[openwrt/openwrt.git] / target / linux / ramips / files-4.14 / drivers / mmc / host / mtk-mmc / sd.c
index e149329..97ae927 100644 (file)
@@ -1796,9 +1796,6 @@ static void msdc_ops_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
                                      MSDC_SMPL_FALLING);
                        sdr_set_field(MSDC_IOCON, MSDC_IOCON_DSPL,
                                      MSDC_SMPL_FALLING);
-                       /* sdxc: set sample crc by clock falling edge. Added by zhangzf */
-                       if (ralink_soc == MT762X_SOC_MT7628AN)
-                               sdr_set_field(MSDC_IOCON, MSDC_IOCON_WDSPL, MSDC_SMPL_FALLING);
                        //} /* for tuning debug */
                } else { /* default value */
                        sdr_write32(MSDC_IOCON,      0x00000000);
@@ -2208,7 +2205,7 @@ static int msdc_drv_probe(struct platform_device *pdev)
        struct msdc_host *host;
        struct msdc_hw *hw;
        int ret;
-       u32 reg, reg1;
+       u32 reg;
 
        // Set the pins for sdxc to sdxc mode
        //FIXME: this should be done by pinctl and not by the sd driver
@@ -2218,17 +2215,6 @@ static int msdc_drv_probe(struct platform_device *pdev)
                                                  0x60)) & ~(0x3 << 18);
                if (ralink_soc == MT762X_SOC_MT7620A)
                        reg |= 0x1 << 18;
-       }
-       else if (ralink_soc == MT762X_SOC_MT7628AN) {
-               /* Fixed MT7628 SDXC init by zhangzf */
-               reg &= ~((0x3 << 0)|(0x3 << 6)|(0x3 << 10)|(0x1 << 15)|(0x3 << 20)|(0x3 << 24));
-               reg |=  ((0x1 << 0)|(0x1 << 6)|(0x1 << 10)|(0x1 << 15)|(0x1 << 20)|(0x1 << 24));
-#if defined (CONFIG_MTK_MMC_EMMC_8BIT)
-               reg |= 0x3 << 26 | 0x3 << 28 | 0x3 << 30;
-#endif
-               reg1 = sdr_read32((void __iomem *)(RALINK_SYSCTL_BASE + 0x1340));
-               reg1 |= (0x1 << 11); //Normal mode(AP mode), SDXC CLK=PAD_GPIO0=GPIO11, driving = 8mA
-               sdr_write32((void __iomem *)(RALINK_SYSCTL_BASE + 0x1340), reg1);
        } else {
                reg = sdr_read32((void __iomem *)(RALINK_SYSCTL_BASE + 0x3c));
                reg |= 0x1e << 16;