diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc_imx.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc_imx.c | 49 |
1 files changed, 29 insertions, 20 deletions
diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c index f7b754bd9d..96fe01e26d 100644 --- a/drivers/mmc/fsl_esdhc_imx.c +++ b/drivers/mmc/fsl_esdhc_imx.c @@ -78,7 +78,7 @@ struct fsl_esdhc { uint vendorspec; uint mmcboot; uint vendorspec2; - uint tuning_ctrl; /* on i.MX6/7/8 */ + uint tuning_ctrl; /* on i.MX6/7/8/RT */ char reserved5[44]; uint hostver; /* Host controller version register */ char reserved6[4]; /* reserved */ @@ -115,6 +115,7 @@ struct esdhc_soc_data { * Following is used when Driver Model is enabled for MMC * @dev: pointer for the device * @non_removable: 0: removable; 1: non-removable + * @broken_cd: 0: use GPIO for card detect; 1: Do not use GPIO for card detect * @wp_enable: 1: enable checking wp; 0: no check * @vs18_enable: 1: use 1.8V voltage; 0: use 3.3V * @flags: ESDHC_FLAG_xx in include/fsl_esdhc_imx.h @@ -138,6 +139,7 @@ struct fsl_esdhc_priv { #endif struct udevice *dev; int non_removable; + int broken_cd; int wp_enable; int vs18_enable; u32 flags; @@ -1093,6 +1095,9 @@ static int esdhc_getcd_common(struct fsl_esdhc_priv *priv) #if CONFIG_IS_ENABLED(DM_MMC) if (priv->non_removable) return 1; + + if (priv->broken_cd) + return 1; #if CONFIG_IS_ENABLED(DM_GPIO) if (dm_gpio_is_valid(&priv->cd_gpio)) return dm_gpio_get_value(&priv->cd_gpio); @@ -1451,6 +1456,9 @@ static int fsl_esdhc_probe(struct udevice *dev) ESDHC_STROBE_DLL_CTRL_SLV_DLY_TARGET_DEFAULT); priv->strobe_dll_delay_target = val; + if (dev_read_bool(dev, "broken-cd")) + priv->broken_cd = 1; + if (dev_read_bool(dev, "non-removable")) { priv->non_removable = 1; } else { @@ -1515,27 +1523,27 @@ static int fsl_esdhc_probe(struct udevice *dev) init_clk_usdhc(dev->seq); - if (CONFIG_IS_ENABLED(CLK)) { - /* Assigned clock already set clock */ - ret = clk_get_by_name(dev, "per", &priv->per_clk); - if (ret) { - printf("Failed to get per_clk\n"); - return ret; - } - ret = clk_enable(&priv->per_clk); - if (ret) { - printf("Failed to enable per_clk\n"); - return ret; - } +#if CONFIG_IS_ENABLED(CLK) + /* Assigned clock already set clock */ + ret = clk_get_by_name(dev, "per", &priv->per_clk); + if (ret) { + printf("Failed to get per_clk\n"); + return ret; + } + ret = clk_enable(&priv->per_clk); + if (ret) { + printf("Failed to enable per_clk\n"); + return ret; + } - priv->sdhc_clk = clk_get_rate(&priv->per_clk); - } else { - priv->sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK + dev->seq); - if (priv->sdhc_clk <= 0) { - dev_err(dev, "Unable to get clk for %s\n", dev->name); - return -EINVAL; - } + priv->sdhc_clk = clk_get_rate(&priv->per_clk); +#else + priv->sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK + dev->seq); + if (priv->sdhc_clk <= 0) { + dev_err(dev, "Unable to get clk for %s\n", dev->name); + return -EINVAL; } +#endif ret = fsl_esdhc_init(priv, plat); if (ret) { @@ -1652,6 +1660,7 @@ static const struct udevice_id fsl_esdhc_ids[] = { { .compatible = "fsl,imx8mm-usdhc", .data = (ulong)&usdhc_imx8qm_data,}, { .compatible = "fsl,imx8mn-usdhc", .data = (ulong)&usdhc_imx8qm_data,}, { .compatible = "fsl,imx8mq-usdhc", .data = (ulong)&usdhc_imx8qm_data,}, + { .compatible = "fsl,imxrt-usdhc", }, { .compatible = "fsl,esdhc", }, { /* sentinel */ } }; |