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path: root/drivers/mmc/host/sdhci-of-arasan.c
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Diffstat (limited to 'drivers/mmc/host/sdhci-of-arasan.c')
-rw-r--r--drivers/mmc/host/sdhci-of-arasan.c50
1 files changed, 38 insertions, 12 deletions
diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index f12d20519259..a9a6346d46dd 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -88,6 +88,17 @@ struct sdhci_arasan_soc_ctl_map {
};
/**
+ * struct sdhci_arasan_clk_ops - Clock Operations for Arasan SD controller
+ *
+ * @sdcardclk_ops: The output clock related operations
+ * @sampleclk_ops: The sample clock related operations
+ */
+struct sdhci_arasan_clk_ops {
+ const struct clk_ops *sdcardclk_ops;
+ const struct clk_ops *sampleclk_ops;
+};
+
+/**
* struct sdhci_arasan_clk_data
* @sdcardclk_hw: Struct for the clock we might provide to a PHY.
* @sdcardclk: Pointer to normal 'struct clock' for sdcardclk_hw.
@@ -120,6 +131,7 @@ struct sdhci_arasan_zynqmp_clk_data {
* @phy: Pointer to the generic phy
* @is_phy_on: True if the PHY is on; false if not.
* @clk_data: Struct for the Arasan Controller Clock Data.
+ * @clk_ops: Struct for the Arasan Controller Clock Operations.
* @soc_ctl_base: Pointer to regmap for syscon for soc_ctl registers.
* @soc_ctl_map: Map to get offsets into soc_ctl registers.
*/
@@ -131,6 +143,7 @@ struct sdhci_arasan_data {
bool has_cqe;
struct sdhci_arasan_clk_data clk_data;
+ const struct sdhci_arasan_clk_ops *clk_ops;
struct regmap *soc_ctl_base;
const struct sdhci_arasan_soc_ctl_map *soc_ctl_map;
@@ -146,6 +159,7 @@ struct sdhci_arasan_data {
struct sdhci_arasan_of_data {
const struct sdhci_arasan_soc_ctl_map *soc_ctl_map;
const struct sdhci_pltfm_data *pdata;
+ const struct sdhci_arasan_clk_ops *clk_ops;
};
static const struct sdhci_arasan_soc_ctl_map rk3399_soc_ctl_map = {
@@ -1080,23 +1094,32 @@ static const struct sdhci_pltfm_data sdhci_arasan_pdata = {
SDHCI_QUIRK2_STOP_WITH_TC,
};
+static const struct sdhci_arasan_clk_ops arasan_clk_ops = {
+ .sdcardclk_ops = &arasan_sdcardclk_ops,
+ .sampleclk_ops = &arasan_sampleclk_ops,
+};
+
static struct sdhci_arasan_of_data sdhci_arasan_generic_data = {
.pdata = &sdhci_arasan_pdata,
+ .clk_ops = &arasan_clk_ops,
};
static struct sdhci_arasan_of_data sdhci_arasan_rk3399_data = {
.soc_ctl_map = &rk3399_soc_ctl_map,
.pdata = &sdhci_arasan_cqe_pdata,
+ .clk_ops = &arasan_clk_ops,
};
static struct sdhci_arasan_of_data intel_lgm_emmc_data = {
.soc_ctl_map = &intel_lgm_emmc_soc_ctl_map,
.pdata = &sdhci_arasan_cqe_pdata,
+ .clk_ops = &arasan_clk_ops,
};
static struct sdhci_arasan_of_data intel_lgm_sdxc_data = {
.soc_ctl_map = &intel_lgm_sdxc_soc_ctl_map,
.pdata = &sdhci_arasan_cqe_pdata,
+ .clk_ops = &arasan_clk_ops,
};
static const struct sdhci_pltfm_data sdhci_arasan_zynqmp_pdata = {
@@ -1106,12 +1129,24 @@ static const struct sdhci_pltfm_data sdhci_arasan_zynqmp_pdata = {
SDHCI_QUIRK2_STOP_WITH_TC,
};
+static const struct sdhci_arasan_clk_ops zynqmp_clk_ops = {
+ .sdcardclk_ops = &zynqmp_sdcardclk_ops,
+ .sampleclk_ops = &zynqmp_sampleclk_ops,
+};
+
static struct sdhci_arasan_of_data sdhci_arasan_zynqmp_data = {
.pdata = &sdhci_arasan_zynqmp_pdata,
+ .clk_ops = &zynqmp_clk_ops,
+};
+
+static const struct sdhci_arasan_clk_ops versal_clk_ops = {
+ .sdcardclk_ops = &versal_sdcardclk_ops,
+ .sampleclk_ops = &versal_sampleclk_ops,
};
static struct sdhci_arasan_of_data sdhci_arasan_versal_data = {
.pdata = &sdhci_arasan_zynqmp_pdata,
+ .clk_ops = &versal_clk_ops,
};
static const struct of_device_id sdhci_arasan_of_match[] = {
@@ -1187,12 +1222,7 @@ sdhci_arasan_register_sdcardclk(struct sdhci_arasan_data *sdhci_arasan,
sdcardclk_init.parent_names = &parent_clk_name;
sdcardclk_init.num_parents = 1;
sdcardclk_init.flags = CLK_GET_RATE_NOCACHE;
- if (of_device_is_compatible(np, "xlnx,zynqmp-8.9a"))
- sdcardclk_init.ops = &zynqmp_sdcardclk_ops;
- else if (of_device_is_compatible(np, "xlnx,versal-8.9a"))
- sdcardclk_init.ops = &versal_sdcardclk_ops;
- else
- sdcardclk_init.ops = &arasan_sdcardclk_ops;
+ sdcardclk_init.ops = sdhci_arasan->clk_ops->sdcardclk_ops;
clk_data->sdcardclk_hw.init = &sdcardclk_init;
clk_data->sdcardclk =
@@ -1241,12 +1271,7 @@ sdhci_arasan_register_sampleclk(struct sdhci_arasan_data *sdhci_arasan,
sampleclk_init.parent_names = &parent_clk_name;
sampleclk_init.num_parents = 1;
sampleclk_init.flags = CLK_GET_RATE_NOCACHE;
- if (of_device_is_compatible(np, "xlnx,zynqmp-8.9a"))
- sampleclk_init.ops = &zynqmp_sampleclk_ops;
- else if (of_device_is_compatible(np, "xlnx,versal-8.9a"))
- sampleclk_init.ops = &versal_sampleclk_ops;
- else
- sampleclk_init.ops = &arasan_sampleclk_ops;
+ sampleclk_init.ops = sdhci_arasan->clk_ops->sampleclk_ops;
clk_data->sampleclk_hw.init = &sampleclk_init;
clk_data->sampleclk =
@@ -1394,6 +1419,7 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
sdhci_arasan->host = host;
sdhci_arasan->soc_ctl_map = data->soc_ctl_map;
+ sdhci_arasan->clk_ops = data->clk_ops;
node = of_parse_phandle(pdev->dev.of_node, "arasan,soc-ctl-syscon", 0);
if (node) {