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path: root/drivers/mmc/host/sdhci-esdhc-imx.c
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Diffstat (limited to 'drivers/mmc/host/sdhci-esdhc-imx.c')
-rw-r--r--drivers/mmc/host/sdhci-esdhc-imx.c46
1 files changed, 12 insertions, 34 deletions
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index 10ef8244a239..82f512d87cb8 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -416,7 +416,7 @@ static void esdhc_writew_le(struct sdhci_host *host, u16 val, int reg)
new_val |= ESDHC_VENDOR_SPEC_FRC_SDCLK_ON;
else
new_val &= ~ESDHC_VENDOR_SPEC_FRC_SDCLK_ON;
- writel(new_val, host->ioaddr + ESDHC_VENDOR_SPEC);
+ writel(new_val, host->ioaddr + ESDHC_VENDOR_SPEC);
return;
case SDHCI_HOST_CONTROL2:
new_val = readl(host->ioaddr + ESDHC_VENDOR_SPEC);
@@ -864,6 +864,7 @@ static const struct sdhci_pltfm_data sdhci_esdhc_imx_pdata = {
#ifdef CONFIG_OF
static int
sdhci_esdhc_imx_probe_dt(struct platform_device *pdev,
+ struct sdhci_host *host,
struct esdhc_platform_data *boarddata)
{
struct device_node *np = pdev->dev.of_node;
@@ -900,11 +901,14 @@ sdhci_esdhc_imx_probe_dt(struct platform_device *pdev,
if (of_property_read_u32(np, "fsl,delay-line", &boarddata->delay_line))
boarddata->delay_line = 0;
+ mmc_of_parse_voltage(np, &host->ocr_mask);
+
return 0;
}
#else
static inline int
sdhci_esdhc_imx_probe_dt(struct platform_device *pdev,
+ struct sdhci_host *host,
struct esdhc_platform_data *boarddata)
{
return -ENODEV;
@@ -999,7 +1003,7 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev)
host->ioaddr + ESDHC_TUNING_CTRL);
boarddata = &imx_data->boarddata;
- if (sdhci_esdhc_imx_probe_dt(pdev, boarddata) < 0) {
+ if (sdhci_esdhc_imx_probe_dt(pdev, host, boarddata) < 0) {
if (!host->mmc->parent->platform_data) {
dev_err(mmc_dev(host->mmc), "no board data!\n");
err = -EINVAL;
@@ -1009,40 +1013,9 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev)
host->mmc->parent->platform_data);
}
- /* write_protect */
- if (boarddata->wp_type == ESDHC_WP_GPIO) {
- err = mmc_gpio_request_ro(host->mmc, boarddata->wp_gpio);
- if (err) {
- dev_err(mmc_dev(host->mmc),
- "failed to request write-protect gpio!\n");
- goto disable_clk;
- }
- host->mmc->caps2 |= MMC_CAP2_RO_ACTIVE_HIGH;
- }
-
/* card_detect */
- switch (boarddata->cd_type) {
- case ESDHC_CD_GPIO:
- err = mmc_gpio_request_cd(host->mmc, boarddata->cd_gpio, 0);
- if (err) {
- dev_err(mmc_dev(host->mmc),
- "failed to request card-detect gpio!\n");
- goto disable_clk;
- }
- /* fall through */
-
- case ESDHC_CD_CONTROLLER:
- /* we have a working card_detect back */
+ if (boarddata->cd_type == ESDHC_CD_CONTROLLER)
host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION;
- break;
-
- case ESDHC_CD_PERMANENT:
- host->mmc->caps |= MMC_CAP_NONREMOVABLE;
- break;
-
- case ESDHC_CD_NONE:
- break;
- }
switch (boarddata->max_bus_width) {
case 8:
@@ -1075,6 +1048,11 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev)
host->quirks2 |= SDHCI_QUIRK2_NO_1_8_V;
}
+ /* call to generic mmc_of_parse to support additional capabilities */
+ err = mmc_of_parse(host->mmc);
+ if (err)
+ goto disable_clk;
+
err = sdhci_add_host(host);
if (err)
goto disable_clk;