dm: imx: cm_fx6: Enable more driver model support

[platform/kernel/u-boot.git] / drivers / mmc / rockchip_dw_mmc.c

diff --git a/drivers/mmc/rockchip_dw_mmc.c b/drivers/mmc/rockchip_dw_mmc.c
index 47db678..e7fcf89 100644 (file)
--- a/drivers/mmc/rockchip_dw_mmc.c
+++ b/drivers/mmc/rockchip_dw_mmc.c
@@ -58,27 +58,39 @@ static int rockchip_dwmmc_ofdata_to_platdata(struct udevice *dev)
        struct dwmci_host *host = &priv->host;
 
        host->name = dev->name;
-       host->ioaddr = (void *)dev_get_addr(dev);
-       host->buswidth = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
-                                       "bus-width", 4);
+       host->ioaddr = (void *)devfdt_get_addr(dev);
+       host->buswidth = dev_read_u32_default(dev, "bus-width", 4);
        host->get_mmc_clk = rockchip_dwmmc_get_mmc_clk;
        host->priv = dev;
 
        /* use non-removeable as sdcard and emmc as judgement */
-       if (fdtdec_get_bool(gd->fdt_blob, dev->of_offset, "non-removable"))
+       if (dev_read_bool(dev, "non-removable"))
                host->dev_index = 0;
        else
                host->dev_index = 1;
 
-       priv->fifo_depth = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
-                                   "fifo-depth", 0);
+       priv->fifo_depth = dev_read_u32_default(dev, "fifo-depth", 0);
+
        if (priv->fifo_depth < 0)
                return -EINVAL;
-       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;
+       priv->fifo_mode = dev_read_bool(dev, "fifo-mode");
+
+       /*
+        * 'clock-freq-min-max' is deprecated
+        * (see https://github.com/torvalds/linux/commit/b023030f10573de738bbe8df63d43acab64c9f7b)
+        */
+       if (dev_read_u32_array(dev, "clock-freq-min-max", priv->minmax, 2)) {
+               int val = dev_read_u32_default(dev, "max-frequency", -EINVAL);
+
+               if (val < 0)
+                       return val;
+
+               priv->minmax[0] = 400000;  /* 400 kHz */
+               priv->minmax[1] = val;
+       } else {
+               debug("%s: 'clock-freq-min-max' property was deprecated.\n",
+                     __func__);
+       }
 #endif
        return 0;
 }
@@ -103,7 +115,8 @@ static int rockchip_dwmmc_probe(struct udevice *dev)
        host->dev_index = 0;
        priv->fifo_depth = dtplat->fifo_depth;
        priv->fifo_mode = 0;
-       memcpy(priv->minmax, dtplat->clock_freq_min_max, sizeof(priv->minmax));
+       priv->minmax[0] = 400000;  /*  400 kHz */
+       priv->minmax[1] = dtplat->max_frequency;
 
        ret = clk_get_by_index_platdata(dev, 0, dtplat->clocks, &priv->clk);
        if (ret < 0)