From: rick <r...@andestech.com>

Support Andestech ftsdc010 SD/MMC device tree flow
on AG101P/AE3XX platforms.
Verification : boot linux kernel from sd card

NDS32 # mmc rescan
NDS32 # fatls mmc 0:1
13938796   boomimage-310y-ag101p.bin

1 file(s)

NDS32 # fatload mmc 0:1 0x600000 boomimage-310y-ag101p.bin
reading boomimage-310y-ag101p.bin
13938796 bytes read in 17358 ms (784.2 KiB/s)
NDS32 # bootm 0x600000
         Image Name:
         Created:      2017-05-23   1:58:24 UTC
         Image Type:   NDS32 Linux Kernel Image (uncompressed)
         Data Size:    13938732 Bytes = 13.3 MiB
         Load Address: 0000c000
         Entry Point:  0000c000
         Verifying Checksum ... OK
         Loading Kernel Image ... OK
Linux version 3.10.102-20420-g301b0f6 (rick@app09) (gcc version 4.9.3
(2016-07-06_nds32le-linux-glibc-v3_experimental) )#798
PREEMPT Tue May 23 09:57:59 CST 2017
CPU: NDS32 N13, AndesCore ID(wb), CPU_VER 0x0d0c003f(id 13, rev 12, cfg 63)
        ...
        ...
Signed-off-by: rick <r...@andestech.com>
---
 arch/nds32/dts/ae3xx.dts                |    8 ++
 arch/nds32/dts/ag101p.dts               |    8 ++
 board/AndesTech/adp-ae3xx/adp-ae3xx.c   |    4 +-
 board/AndesTech/adp-ag101p/adp-ag101p.c |    7 +-
 configs/adp-ae3xx_defconfig             |    5 ++
 configs/adp-ag101p_defconfig            |    5 ++
 drivers/mmc/Kconfig                     |   12 +++
 drivers/mmc/Makefile                    |    1 +
 drivers/mmc/ftsdc010_mci.c              |  140 ++++++++++++++++++++++++-------
 drivers/mmc/ftsdc010_mci.h              |   54 ++++++++++++
 drivers/mmc/nds32_mmc.c                 |  139 ++++++++++++++++++++++++++++++
 include/configs/adp-ae3xx.h             |    1 -
 include/configs/adp-ag101p.h            |    1 -
 13 files changed, 344 insertions(+), 41 deletions(-)
 create mode 100644 drivers/mmc/ftsdc010_mci.h
 create mode 100644 drivers/mmc/nds32_mmc.c

diff --git a/arch/nds32/dts/ae3xx.dts b/arch/nds32/dts/ae3xx.dts
index 4221e4b..781eabc 100644
--- a/arch/nds32/dts/ae3xx.dts
+++ b/arch/nds32/dts/ae3xx.dts
@@ -62,6 +62,14 @@
                interrupts = <25 4>;
        };
 
+       mmc0: mmc@f0e00000 {
+               compatible = "andestech,atsdc010";
+               clock-freq-min-max = <400000 100000000>;
+               fifo-depth = <0x10>;
+               reg = <0xf0e00000 0x1000>;
+               interrupts = <17 4>;
+       };
+
        nor@0,0 {
                compatible = "cfi-flash";
                reg = <0x88000000 0x1000>;
diff --git a/arch/nds32/dts/ag101p.dts b/arch/nds32/dts/ag101p.dts
index 99cde2f..dd2bf8f 100644
--- a/arch/nds32/dts/ag101p.dts
+++ b/arch/nds32/dts/ag101p.dts
@@ -60,4 +60,12 @@
                reg = <0x90900000 0x1000>;
                interrupts = <25 4>;
        };
+
+       mmc0: mmc@98e00000 {
+               compatible = "andestech,atsdc010";
+               clock-freq-min-max = <400000 30000000>;
+               fifo-depth = <0x10>;
+               reg = <0x98e00000 0x1000>;
+               interrupts = <5 4>;
+       };
 };
diff --git a/board/AndesTech/adp-ae3xx/adp-ae3xx.c 
b/board/AndesTech/adp-ae3xx/adp-ae3xx.c
index 98ed4d9..3903427 100644
--- a/board/AndesTech/adp-ae3xx/adp-ae3xx.c
+++ b/board/AndesTech/adp-ae3xx/adp-ae3xx.c
@@ -77,10 +77,8 @@ ulong board_flash_get_legacy(ulong base, int banknum, 
flash_info_t *info)
 
 int board_mmc_init(bd_t *bis)
 {
-#ifndef CONFIG_DM_MMC
-#ifdef CONFIG_FTSDC010
+#if defined(CONFIG_FTSDC010) && !defined(CONFIG_DM_MMC)
        ftsdc010_mmc_init(0);
 #endif
-#endif
        return 0;
 }
diff --git a/board/AndesTech/adp-ag101p/adp-ag101p.c 
b/board/AndesTech/adp-ag101p/adp-ag101p.c
index a462941..826ba14 100644
--- a/board/AndesTech/adp-ag101p/adp-ag101p.c
+++ b/board/AndesTech/adp-ag101p/adp-ag101p.c
@@ -20,7 +20,6 @@ DECLARE_GLOBAL_DATA_PTR;
 /*
  * Miscellaneous platform dependent initializations
  */
-
 int board_init(void)
 {
        /*
@@ -30,7 +29,6 @@ int board_init(void)
        printf("Board: %s\n" , CONFIG_SYS_BOARD);
        gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P;
        gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
-
        return 0;
 }
 
@@ -39,11 +37,8 @@ int dram_init(void)
        unsigned long sdram_base = PHYS_SDRAM_0;
        unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
        unsigned long actual_size;
-
        actual_size = get_ram_size((void *)sdram_base, expected_size);
-
        gd->ram_size = actual_size;
-
        if (expected_size != actual_size) {
                printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
                                actual_size >> 20, expected_size >> 20);
@@ -83,7 +78,7 @@ ulong board_flash_get_legacy(ulong base, int banknum, 
flash_info_t *info)
 
 int board_mmc_init(bd_t *bis)
 {
-#ifdef CONFIG_FTSDC010
+#if defined(CONFIG_FTSDC010) && !defined(CONFIG_DM_MMC)
        ftsdc010_mmc_init(0);
 #endif
        return 0;
diff --git a/configs/adp-ae3xx_defconfig b/configs/adp-ae3xx_defconfig
index cbef412..d12f307 100644
--- a/configs/adp-ae3xx_defconfig
+++ b/configs/adp-ae3xx_defconfig
@@ -18,6 +18,11 @@ CONFIG_BAUDRATE=38400
 CONFIG_OF_CONTROL=y
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_DM=y
+CONFIG_BLK=y
+CONFIG_DM_MMC=y
+CONFIG_DM_MMC_OPS=y
+CONFIG_MMC_NDS32=y
+CONFIG_FTSDC010=y
 CONFIG_MTD=y
 CONFIG_CFI_FLASH=y
 CONFIG_DM_ETH=y
diff --git a/configs/adp-ag101p_defconfig b/configs/adp-ag101p_defconfig
index 22b1182..85e2225 100644
--- a/configs/adp-ag101p_defconfig
+++ b/configs/adp-ag101p_defconfig
@@ -18,6 +18,11 @@ CONFIG_BAUDRATE=38400
 CONFIG_OF_CONTROL=y
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_DM=y
+CONFIG_BLK=y
+CONFIG_DM_MMC=y
+CONFIG_DM_MMC_OPS=y
+CONFIG_MMC_NDS32=y
+CONFIG_FTSDC010=y
 CONFIG_DM_ETH=y
 CONFIG_FTMAC100=y
 CONFIG_DM_SERIAL=y
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 0dd4443..ca1376a 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -377,6 +377,18 @@ config GENERIC_ATMEL_MCI
          the SD Memory Card Specification V2.0, the SDIO V2.0 specification
          and CE-ATA V1.1.
 
+config MMC_NDS32
+       bool "Andestech SD/MMC controller support"
+       depends on DM_MMC && OF_CONTROL
+       help
+         This enables support for the Andestech SD/MMM controller, which is
+         based on Faraday IP.
+
+config FTSDC010
+       bool "Ftsdc010 SD/MMC controller Support"
+       help
+         This SD/MMC controller is present in Andestech SoCs which is based on 
Faraday IP.
+
 endif
 
 config TEGRA124_MMC_DISABLE_EXT_LOOPBACK
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile
index a078649..08a552a 100644
--- a/drivers/mmc/Makefile
+++ b/drivers/mmc/Makefile
@@ -44,6 +44,7 @@ obj-$(CONFIG_S3C_SDI) += s3c_sdi.o
 obj-$(CONFIG_MMC_SANDBOX)              += sandbox_mmc.o
 obj-$(CONFIG_SH_MMCIF) += sh_mmcif.o
 obj-$(CONFIG_SH_SDHI) += sh_sdhi.o
+obj-$(CONFIG_MMC_NDS32) += nds32_mmc.o
 
 # SDHCI
 obj-$(CONFIG_MMC_SDHCI)                        += sdhci.o
diff --git a/drivers/mmc/ftsdc010_mci.c b/drivers/mmc/ftsdc010_mci.c
index 652a718..ec0bc6b 100644
--- a/drivers/mmc/ftsdc010_mci.c
+++ b/drivers/mmc/ftsdc010_mci.c
@@ -12,24 +12,15 @@
 #include <part.h>
 #include <mmc.h>
 
-#include <asm/io.h>
+#include <linux/io.h>
 #include <linux/errno.h>
 #include <asm/byteorder.h>
 #include <faraday/ftsdc010.h>
+#include "ftsdc010_mci.h"
 
 #define CFG_CMD_TIMEOUT (CONFIG_SYS_HZ >> 4) /* 250 ms */
 #define CFG_RST_TIMEOUT CONFIG_SYS_HZ /* 1 sec reset timeout */
 
-struct ftsdc010_chip {
-       void __iomem *regs;
-       uint32_t wprot;   /* write protected (locked) */
-       uint32_t rate;    /* actual SD clock in Hz */
-       uint32_t sclk;    /* FTSDC010 source clock in Hz */
-       uint32_t fifo;    /* fifo depth in bytes */
-       uint32_t acmd;
-       struct mmc_config cfg;  /* mmc configuration */
-};
-
 static inline int ftsdc010_send_cmd(struct mmc *mmc, struct mmc_cmd *mmc_cmd)
 {
        struct ftsdc010_chip *chip = mmc->priv;
@@ -127,9 +118,8 @@ static void ftsdc010_clkset(struct mmc *mmc, uint32_t rate)
 static int ftsdc010_wait(struct ftsdc010_mmc __iomem *regs, uint32_t mask)
 {
        int ret = -ETIMEDOUT;
-       uint32_t st, ts;
-
-       for (ts = get_timer(0); get_timer(ts) < CFG_CMD_TIMEOUT; ) {
+       uint32_t st, timeout = 10000000;
+       while (timeout--) {
                st = readl(&regs->status);
                if (!(st & mask))
                        continue;
@@ -147,10 +137,16 @@ static int ftsdc010_wait(struct ftsdc010_mmc __iomem 
*regs, uint32_t mask)
 /*
  * u-boot mmc api
  */
-
+#ifdef CONFIG_DM_MMC_OPS
+static int ftsdc010_request(struct udevice *dev, struct mmc_cmd *cmd,
+       struct mmc_data *data)
+{
+       struct mmc *mmc = mmc_get_mmc_dev(dev);
+#else
 static int ftsdc010_request(struct mmc *mmc, struct mmc_cmd *cmd,
        struct mmc_data *data)
 {
+#endif
        int ret = -EOPNOTSUPP;
        uint32_t len = 0;
        struct ftsdc010_chip *chip = mmc->priv;
@@ -251,8 +247,14 @@ static int ftsdc010_request(struct mmc *mmc, struct 
mmc_cmd *cmd,
        return ret;
 }
 
+#ifdef CONFIG_DM_MMC_OPS
+static int ftsdc010_set_ios(struct udevice *dev)
+{
+       struct mmc *mmc = mmc_get_mmc_dev(dev);
+#else
 static int ftsdc010_set_ios(struct mmc *mmc)
 {
+#endif
        struct ftsdc010_chip *chip = mmc->priv;
        struct ftsdc010_mmc __iomem *regs = chip->regs;
 
@@ -274,20 +276,46 @@ static int ftsdc010_set_ios(struct mmc *mmc)
        return 0;
 }
 
-static int ftsdc010_init(struct mmc *mmc)
+#ifdef CONFIG_DM_MMC_OPS
+static int ftsdc010_get_cd(struct udevice *dev)
 {
+       struct mmc *mmc = mmc_get_mmc_dev(dev);
+#else
+static int ftsdc010_getcd(struct mmc *mmc)
+{
+#endif
        struct ftsdc010_chip *chip = mmc->priv;
        struct ftsdc010_mmc __iomem *regs = chip->regs;
-       uint32_t ts;
-
        if (readl(&regs->status) & FTSDC010_STATUS_CARD_DETECT)
-               return -ENOMEDIUM;
+               return 0;
+
+       return 1;
+}
 
+#ifdef CONFIG_DM_MMC_OPS
+static int ftsdc010_get_wp(struct udevice *dev)
+{
+       struct mmc *mmc = mmc_get_mmc_dev(dev);
+#else
+static int ftsdc010_getwp(struct mmc *mmc)
+{
+#endif
+       struct ftsdc010_chip *chip = mmc->priv;
+       struct ftsdc010_mmc __iomem *regs = chip->regs;
        if (readl(&regs->status) & FTSDC010_STATUS_WRITE_PROT) {
                printf("ftsdc010: write protected\n");
                chip->wprot = 1;
        }
 
+       return 0;
+}
+
+static int ftsdc010_init(struct mmc *mmc)
+{
+       struct ftsdc010_chip *chip = mmc->priv;
+       struct ftsdc010_mmc __iomem *regs = chip->regs;
+       uint32_t ts;
+
        chip->fifo = (readl(&regs->feature) & 0xff) << 2;
 
        /* 1. chip reset */
@@ -311,11 +339,70 @@ static int ftsdc010_init(struct mmc *mmc)
        return 0;
 }
 
+#ifdef CONFIG_DM_MMC_OPS
+int ftsdc010_probe(struct udevice *dev)
+{
+       struct mmc *mmc = mmc_get_mmc_dev(dev);
+       return ftsdc010_init(mmc);
+}
+
+const struct dm_mmc_ops dm_ftsdc010_ops = {
+       .send_cmd       = ftsdc010_request,
+       .set_ios        = ftsdc010_set_ios,
+       .get_cd         = ftsdc010_get_cd,
+       .get_wp         = ftsdc010_get_wp,
+};
+
+#else
 static const struct mmc_ops ftsdc010_ops = {
        .send_cmd       = ftsdc010_request,
        .set_ios        = ftsdc010_set_ios,
+       .getcd          = ftsdc010_getcd,
+       .getwp          = ftsdc010_getwp,
        .init           = ftsdc010_init,
 };
+#endif
+
+void ftsdc_setup_cfg(struct mmc_config *cfg, const char *name, int buswidth,
+                    uint caps, u32 max_clk, u32 min_clk)
+{
+       cfg->name = name;
+       cfg->f_min = min_clk;
+       cfg->f_max = max_clk;
+       cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195;
+       cfg->host_caps = caps;
+       if (buswidth == 8) {
+               cfg->host_caps |= MMC_MODE_8BIT;
+               cfg->host_caps &= ~MMC_MODE_4BIT;
+       } else {
+               cfg->host_caps |= MMC_MODE_4BIT;
+               cfg->host_caps &= ~MMC_MODE_8BIT;
+       }
+       cfg->host_caps |= MMC_MODE_HS | MMC_MODE_HS_52MHz;
+       cfg->part_type = PART_TYPE_DOS;
+       cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
+}
+
+void set_bus_width(struct ftsdc010_mmc __iomem *regs, struct mmc_config *cfg)
+{
+       switch (readl(&regs->bwr) & FTSDC010_BWR_CAPS_MASK) {
+       case FTSDC010_BWR_CAPS_4BIT:
+               cfg->host_caps |= MMC_MODE_4BIT;
+               break;
+       case FTSDC010_BWR_CAPS_8BIT:
+               cfg->host_caps |= MMC_MODE_4BIT | MMC_MODE_8BIT;
+               break;
+       default:
+               break;
+       }
+}
+
+#ifdef CONFIG_BLK
+int ftsdc010_bind(struct udevice *dev, struct mmc *mmc, struct mmc_config *cfg)
+{
+       return mmc_bind(dev, mmc, cfg);
+}
+#else
 
 int ftsdc010_mmc_init(int devid)
 {
@@ -345,19 +432,11 @@ int ftsdc010_mmc_init(int devid)
 #endif
 
        chip->cfg.name = "ftsdc010";
+#ifndef CONFIG_DM_MMC_OPS
        chip->cfg.ops = &ftsdc010_ops;
+#endif
        chip->cfg.host_caps = MMC_MODE_HS | MMC_MODE_HS_52MHz;
-       switch (readl(&regs->bwr) & FTSDC010_BWR_CAPS_MASK) {
-       case FTSDC010_BWR_CAPS_4BIT:
-               chip->cfg.host_caps |= MMC_MODE_4BIT;
-               break;
-       case FTSDC010_BWR_CAPS_8BIT:
-               chip->cfg.host_caps |= MMC_MODE_4BIT | MMC_MODE_8BIT;
-               break;
-       default:
-               break;
-       }
-
+       set_bus_width(regs , &chip->cfg);
        chip->cfg.voltages  = MMC_VDD_32_33 | MMC_VDD_33_34;
        chip->cfg.f_max     = chip->sclk / 2;
        chip->cfg.f_min     = chip->sclk / 0x100;
@@ -373,3 +452,4 @@ int ftsdc010_mmc_init(int devid)
 
        return 0;
 }
+#endif
diff --git a/drivers/mmc/ftsdc010_mci.h b/drivers/mmc/ftsdc010_mci.h
new file mode 100644
index 0000000..f74015e
--- /dev/null
+++ b/drivers/mmc/ftsdc010_mci.h
@@ -0,0 +1,54 @@
+/*
+ * Faraday FTSDC010 Secure Digital Memory Card Host Controller
+ *
+ * Copyright (C) 2011 Andes Technology Corporation
+ * Macpaul Lin, Andes Technology Corporation <macp...@andestech.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+#include <mmc.h>
+
+#ifndef __FTSDC010_MCI_H
+#define __FTSDC010_MCI_H
+
+struct ftsdc010_chip {
+       void __iomem *regs;
+       uint32_t wprot;   /* write protected (locked) */
+       uint32_t rate;    /* actual SD clock in Hz */
+       uint32_t sclk;    /* FTSDC010 source clock in Hz */
+       uint32_t fifo;    /* fifo depth in bytes */
+       uint32_t acmd;
+       struct mmc_config cfg;  /* mmc configuration */
+       const char *name;
+       void *ioaddr;
+       unsigned int quirks;
+       unsigned int caps;
+       unsigned int version;
+       unsigned int clock;
+       unsigned int bus_hz;
+       unsigned int div;
+       int dev_index;
+       int dev_id;
+       int buswidth;
+       u32 fifoth_val;
+       struct mmc *mmc;
+       void *priv;
+       bool fifo_mode;
+};
+
+
+#ifdef CONFIG_DM_MMC_OPS
+/* Export the operations to drivers */
+int ftsdc010_probe(struct udevice *dev);
+extern const struct dm_mmc_ops dm_ftsdc010_ops;
+#endif
+void ftsdc_setup_cfg(struct mmc_config *cfg, const char *name, int buswidth,
+                    uint caps, u32 max_clk, u32 min_clk);
+void set_bus_width(struct ftsdc010_mmc __iomem *regs, struct mmc_config *cfg);
+
+#ifdef CONFIG_BLK
+int ftsdc010_bind(struct udevice *dev, struct mmc *mmc, struct mmc_config 
*cfg);
+#endif
+
+
+#endif /* __FTSDC010_MCI_H */
diff --git a/drivers/mmc/nds32_mmc.c b/drivers/mmc/nds32_mmc.c
new file mode 100644
index 0000000..ec25fe9
--- /dev/null
+++ b/drivers/mmc/nds32_mmc.c
@@ -0,0 +1,139 @@
+/*
+ * Andestech ATFSDC010 SD/MMC driver
+ *
+ * (C) Copyright 2016
+ * Rick Chen, NDS32 Software Engineering, r...@andestech.com
+
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <clk.h>
+#include <dm.h>
+#include <dt-structs.h>
+#include <faraday/ftsdc010.h>
+#include <errno.h>
+#include <mapmem.h>
+#include <pwrseq.h>
+#include <syscon.h>
+#include <mmc.h>
+#include <linux/err.h>
+#include "ftsdc010_mci.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+struct nds_mmc {
+       fdt32_t         bus_width;
+       bool            cap_mmc_highspeed;
+       bool            cap_sd_highspeed;
+       fdt32_t         card_detect_delay;
+       fdt32_t         clock_freq_min_max[2];
+       struct phandle_2_cell   clocks[4];
+       bool            disable_wp;
+       fdt32_t         fifo_depth;
+       fdt32_t         interrupts[3];
+       fdt32_t         num_slots;
+       fdt32_t         reg[2];
+       fdt32_t         vmmc_supply;
+};
+#endif
+
+struct nds_mmc_plat {
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+       struct nds_mmc dtplat;
+#endif
+       struct mmc_config cfg;
+       struct mmc mmc;
+};
+
+struct ftsdc_priv {
+       struct clk clk;
+       struct ftsdc010_chip chip;
+       int fifo_depth;
+       bool fifo_mode;
+       u32 minmax[2];
+};
+
+static int nds32_mmc_ofdata_to_platdata(struct udevice *dev)
+{
+#if !CONFIG_IS_ENABLED(OF_PLATDATA)
+       struct ftsdc_priv *priv = dev_get_priv(dev);
+       struct ftsdc010_chip *chip = &priv->chip;
+       chip->name = dev->name;
+       chip->ioaddr = (void *)dev_get_addr(dev);
+       chip->buswidth = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
+                                       "bus-width", 4);
+       chip->priv = dev;
+       /* use non-removeable as sdcard and emmc as judgement */
+       if (fdtdec_get_bool(gd->fdt_blob, dev->of_offset, "non-removable"))
+               chip->dev_index = 0;
+       else
+               chip->dev_index = 1;
+
+       priv->fifo_depth = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
+                                   "fifo-depth", 0);
+       priv->fifo_mode = fdtdec_get_bool(gd->fdt_blob, dev->of_offset,
+                                         "fifo-mode");
+       if (fdtdec_get_int_array(gd->fdt_blob, dev->of_offset,
+                                "clock-freq-min-max", priv->minmax, 2))
+               return -EINVAL;
+#endif
+       chip->sclk = priv->minmax[1];
+       chip->regs = chip->ioaddr;
+       return 0;
+}
+
+static int nds32_mmc_probe(struct udevice *dev)
+{
+       struct nds_mmc_plat *plat = dev_get_platdata(dev);
+       struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
+       struct ftsdc_priv *priv = dev_get_priv(dev);
+       struct ftsdc010_chip *chip = &priv->chip;
+       struct udevice *pwr_dev __maybe_unused;
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+       int ret;
+       struct nds_mmc *dtplat = &plat->dtplat;
+       chip->name = dev->name;
+       chip->ioaddr = map_sysmem(dtplat->reg[0], dtplat->reg[1]);
+       chip->buswidth = dtplat->bus_width;
+       chip->priv = dev;
+       chip->dev_index = 0;
+       priv->fifo_depth = dtplat->fifo_depth;
+       priv->fifo_mode = 0;
+       memcpy(priv->minmax, dtplat->clock_freq_min_max, sizeof(priv->minmax));
+       ret = clk_get_by_index_platdata(dev, 0, dtplat->clocks, &priv->clk);
+       if (ret < 0)
+               return ret;
+#endif
+       ftsdc_setup_cfg(&plat->cfg, dev->name, chip->buswidth, chip->caps,
+                       priv->minmax[1] , priv->minmax[0]);
+       chip->mmc = &plat->mmc;
+       chip->mmc->priv = &priv->chip;
+       chip->mmc->dev = dev;
+       upriv->mmc = chip->mmc;
+       return ftsdc010_probe(dev);
+}
+
+static int nds32_mmc_bind(struct udevice *dev)
+{
+       struct nds_mmc_plat *plat = dev_get_platdata(dev);
+       return ftsdc010_bind(dev, &plat->mmc, &plat->cfg);
+}
+
+static const struct udevice_id nds32_mmc_ids[] = {
+       { .compatible = "andestech,atsdc010" },
+       { }
+};
+
+U_BOOT_DRIVER(nds32_mmc_drv) = {
+       .name           = "nds32_mmc",
+       .id             = UCLASS_MMC,
+       .of_match       = nds32_mmc_ids,
+       .ofdata_to_platdata = nds32_mmc_ofdata_to_platdata,
+       .ops            = &dm_ftsdc010_ops,
+       .bind           = nds32_mmc_bind,
+       .probe          = nds32_mmc_probe,
+       .priv_auto_alloc_size = sizeof(struct ftsdc_priv),
+       .platdata_auto_alloc_size = sizeof(struct nds_mmc_plat),
+};
diff --git a/include/configs/adp-ae3xx.h b/include/configs/adp-ae3xx.h
index 6bfc08e..011b2a8 100644
--- a/include/configs/adp-ae3xx.h
+++ b/include/configs/adp-ae3xx.h
@@ -92,7 +92,6 @@
 /*
  * SD (MMC) controller
  */
-#define CONFIG_FTSDC010
 #define CONFIG_FTSDC010_NUMBER         1
 #define CONFIG_FTSDC010_SDIO
 
diff --git a/include/configs/adp-ag101p.h b/include/configs/adp-ag101p.h
index 4cef64e..71a557b 100644
--- a/include/configs/adp-ag101p.h
+++ b/include/configs/adp-ag101p.h
@@ -98,7 +98,6 @@
 /*
  * SD (MMC) controller
  */
-#define CONFIG_FTSDC010
 #define CONFIG_FTSDC010_NUMBER         1
 #define CONFIG_FTSDC010_SDIO
 
-- 
1.7.9.5

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