Merge branch '2020-06-15-misc-bugfixes'

[oweals/u-boot.git] / drivers / mmc / atmel_sdhci.c

diff --git a/drivers/mmc/atmel_sdhci.c b/drivers/mmc/atmel_sdhci.c
index 6654b542788e6eec57da661311b6c7cc91f15598..2b797c9bd4005485a5fac7210cfa753e1c0f73b1 100644 (file)
--- a/drivers/mmc/atmel_sdhci.c
+++ b/drivers/mmc/atmel_sdhci.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2015 Atmel Corporation
  *                   Wenyou.Yang <wenyou.yang@atmel.com>
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
@@ -13,6 +12,7 @@
 #include <asm/arch/clk.h>
 
 #define ATMEL_SDHC_MIN_FREQ    400000
+#define ATMEL_SDHC_GCK_RATE    240000000
 
 #ifndef CONFIG_DM_MMC
 int atmel_sdhci_init(void *regbase, u32 id)
@@ -28,15 +28,16 @@ int atmel_sdhci_init(void *regbase, u32 id)
 
        host->name = "atmel_sdhci";
        host->ioaddr = regbase;
-       host->quirks = 0;
+       host->quirks = SDHCI_QUIRK_WAIT_SEND_CMD;
        max_clk = at91_get_periph_generated_clk(id);
        if (!max_clk) {
                printf("%s: Failed to get the proper clock\n", __func__);
                free(host);
                return -ENODEV;
        }
+       host->max_clk = max_clk;
 
-       add_sdhci(host, max_clk, min_clk);
+       add_sdhci(host, 0, min_clk);
 
        return 0;
 }
@@ -56,9 +57,6 @@ static int atmel_sdhci_probe(struct udevice *dev)
        struct atmel_sdhci_plat *plat = dev_get_platdata(dev);
        struct sdhci_host *host = dev_get_priv(dev);
        u32 max_clk;
-       u32 caps, caps_1;
-       u32 clk_base, clk_mul;
-       ulong gck_rate;
        struct clk clk;
        int ret;
 
@@ -71,23 +69,17 @@ static int atmel_sdhci_probe(struct udevice *dev)
                return ret;
 
        host->name = dev->name;
-       host->ioaddr = (void *)dev_get_addr(dev);
+       host->ioaddr = (void *)devfdt_get_addr(dev);
 
-       host->quirks = 0;
-       host->bus_width = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
+       host->quirks = SDHCI_QUIRK_WAIT_SEND_CMD;
+       host->bus_width = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
                                         "bus-width", 4);
 
-       caps = sdhci_readl(host, SDHCI_CAPABILITIES);
-       clk_base = (caps & SDHCI_CLOCK_V3_BASE_MASK) >> SDHCI_CLOCK_BASE_SHIFT;
-       caps_1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
-       clk_mul = (caps_1 & SDHCI_CLOCK_MUL_MASK) >> SDHCI_CLOCK_MUL_SHIFT;
-       gck_rate = clk_base * 1000000 * (clk_mul + 1);
-
        ret = clk_get_by_index(dev, 1, &clk);
        if (ret)
                return ret;
 
-       ret = clk_set_rate(&clk, gck_rate);
+       ret = clk_set_rate(&clk, ATMEL_SDHC_GCK_RATE);
        if (ret)
                return ret;
 
@@ -95,12 +87,14 @@ static int atmel_sdhci_probe(struct udevice *dev)
        if (!max_clk)
                return -EINVAL;
 
-       ret = sdhci_setup_cfg(&plat->cfg, host, max_clk, ATMEL_SDHC_MIN_FREQ);
+       host->max_clk = max_clk;
+       host->mmc = &plat->mmc;
+       host->mmc->dev = dev;
+
+       ret = sdhci_setup_cfg(&plat->cfg, host, 0, ATMEL_SDHC_MIN_FREQ);
        if (ret)
                return ret;
 
-       host->mmc = &plat->mmc;
-       host->mmc->dev = dev;
        host->mmc->priv = host;
        upriv->mmc = host->mmc;
 
@@ -118,6 +112,7 @@ static int atmel_sdhci_bind(struct udevice *dev)
 
 static const struct udevice_id atmel_sdhci_ids[] = {
        { .compatible = "atmel,sama5d2-sdhci" },
+       { .compatible = "microchip,sam9x60-sdhci" },
        { }
 };