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Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/fsl_esdhc.c32
1 files changed, 23 insertions, 9 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index 7defeb4..73473c5 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -104,8 +104,10 @@ struct fsl_esdhc_priv {
struct udevice *dev;
int non_removable;
int wp_enable;
+#ifdef CONFIG_DM_GPIO
struct gpio_desc cd_gpio;
struct gpio_desc wp_gpio;
+#endif
};
/* Return the XFERTYP flags for a given command and data packet */
@@ -688,10 +690,11 @@ static int esdhc_getcd(struct mmc *mmc)
#ifdef CONFIG_DM_MMC
if (priv->non_removable)
return 1;
-
+#ifdef CONFIG_DM_GPIO
if (dm_gpio_is_valid(&priv->cd_gpio))
return dm_gpio_get_value(&priv->cd_gpio);
#endif
+#endif
while (!(esdhc_read32(&regs->prsstat) & PRSSTAT_CINS) && --timeout)
udelay(1000);
@@ -909,17 +912,26 @@ void mmc_adapter_card_type_ident(void)
#endif
#ifdef CONFIG_OF_LIBFDT
-void fdt_fixup_esdhc(void *blob, bd_t *bd)
+__weak int esdhc_status_fixup(void *blob, const char *compat)
{
- const char *compat = "fsl,esdhc";
-
#ifdef CONFIG_FSL_ESDHC_PIN_MUX
if (!hwconfig("esdhc")) {
do_fixup_by_compat(blob, compat, "status", "disabled",
- 8 + 1, 1);
- return;
+ sizeof("disabled"), 1);
+ return 1;
}
#endif
+ do_fixup_by_compat(blob, compat, "status", "okay",
+ sizeof("okay"), 1);
+ return 0;
+}
+
+void fdt_fixup_esdhc(void *blob, bd_t *bd)
+{
+ const char *compat = "fsl,esdhc";
+
+ if (esdhc_status_fixup(blob, compat))
+ return;
#ifdef CONFIG_FSL_ESDHC_USE_PERIPHERAL_CLK
do_fixup_by_compat_u32(blob, compat, "peripheral-frequency",
@@ -932,8 +944,6 @@ void fdt_fixup_esdhc(void *blob, bd_t *bd)
do_fixup_by_compat_u32(blob, compat, "adapter-type",
(u32)(gd->arch.sdhc_adapter), 1);
#endif
- do_fixup_by_compat(blob, compat, "status", "okay",
- 4 + 1, 1);
}
#endif
@@ -968,17 +978,20 @@ static int fsl_esdhc_probe(struct udevice *dev)
priv->non_removable = 1;
} else {
priv->non_removable = 0;
+#ifdef CONFIG_DM_GPIO
gpio_request_by_name_nodev(fdt, node, "cd-gpios", 0,
&priv->cd_gpio, GPIOD_IS_IN);
+#endif
}
priv->wp_enable = 1;
+#ifdef CONFIG_DM_GPIO
ret = gpio_request_by_name_nodev(fdt, node, "wp-gpios", 0,
&priv->wp_gpio, GPIOD_IS_IN);
if (ret)
priv->wp_enable = 0;
-
+#endif
/*
* TODO:
* Because lack of clk driver, if SDHC clk is not enabled,
@@ -1022,6 +1035,7 @@ static const struct udevice_id fsl_esdhc_ids[] = {
{ .compatible = "fsl,imx6sl-usdhc", },
{ .compatible = "fsl,imx6q-usdhc", },
{ .compatible = "fsl,imx7d-usdhc", },
+ { .compatible = "fsl,esdhc", },
{ /* sentinel */ }
};