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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.c65
1 files changed, 29 insertions, 36 deletions
diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index 4f3774bcda94..839965f7c717 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -1380,26 +1380,25 @@ static void sdhci_arasan_unregister_sdclk(struct device *dev)
/**
* sdhci_arasan_update_support64b - Set SUPPORT_64B (64-bit System Bus Support)
+ * @host: The sdhci_host
+ * @value: The value to write
*
* This should be set based on the System Address Bus.
* 0: the Core supports only 32-bit System Address Bus.
* 1: the Core supports 64-bit System Address Bus.
*
- * NOTES:
- * - For Keem Bay, it is required to clear this bit. Its default value is 1'b1.
- * Keem Bay does not support 64-bit access.
- *
- * @host: The sdhci_host
- * @value: The value to write
+ * NOTE:
+ * For Keem Bay, it is required to clear this bit. Its default value is 1'b1.
+ * Keem Bay does not support 64-bit access.
*/
static void sdhci_arasan_update_support64b(struct sdhci_host *host, u32 value)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_arasan_data *sdhci_arasan = sdhci_pltfm_priv(pltfm_host);
- const struct sdhci_arasan_soc_ctl_map *soc_ctl_map =
- sdhci_arasan->soc_ctl_map;
+ const struct sdhci_arasan_soc_ctl_map *soc_ctl_map;
/* Having a map is optional */
+ soc_ctl_map = sdhci_arasan->soc_ctl_map;
if (!soc_ctl_map)
return;
@@ -1508,17 +1507,16 @@ cleanup:
static int sdhci_arasan_probe(struct platform_device *pdev)
{
int ret;
- const struct of_device_id *match;
struct device_node *node;
struct clk *clk_xin;
struct sdhci_host *host;
struct sdhci_pltfm_host *pltfm_host;
+ struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
struct sdhci_arasan_data *sdhci_arasan;
- struct device_node *np = pdev->dev.of_node;
const struct sdhci_arasan_of_data *data;
- match = of_match_node(sdhci_arasan_of_match, pdev->dev.of_node);
- data = match->data;
+ data = of_device_get_match_data(dev);
host = sdhci_pltfm_init(pdev, data->pdata, sizeof(*sdhci_arasan));
if (IS_ERR(host))
@@ -1531,42 +1529,41 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
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);
+ node = of_parse_phandle(np, "arasan,soc-ctl-syscon", 0);
if (node) {
sdhci_arasan->soc_ctl_base = syscon_node_to_regmap(node);
of_node_put(node);
if (IS_ERR(sdhci_arasan->soc_ctl_base)) {
- ret = dev_err_probe(&pdev->dev,
+ ret = dev_err_probe(dev,
PTR_ERR(sdhci_arasan->soc_ctl_base),
"Can't get syscon\n");
goto err_pltfm_free;
}
}
- sdhci_arasan->clk_ahb = devm_clk_get(&pdev->dev, "clk_ahb");
+ sdhci_arasan->clk_ahb = devm_clk_get(dev, "clk_ahb");
if (IS_ERR(sdhci_arasan->clk_ahb)) {
- dev_err(&pdev->dev, "clk_ahb clock not found.\n");
- ret = PTR_ERR(sdhci_arasan->clk_ahb);
+ ret = dev_err_probe(dev, PTR_ERR(sdhci_arasan->clk_ahb),
+ "clk_ahb clock not found.\n");
goto err_pltfm_free;
}
- clk_xin = devm_clk_get(&pdev->dev, "clk_xin");
+ clk_xin = devm_clk_get(dev, "clk_xin");
if (IS_ERR(clk_xin)) {
- dev_err(&pdev->dev, "clk_xin clock not found.\n");
- ret = PTR_ERR(clk_xin);
+ ret = dev_err_probe(dev, PTR_ERR(clk_xin), "clk_xin clock not found.\n");
goto err_pltfm_free;
}
ret = clk_prepare_enable(sdhci_arasan->clk_ahb);
if (ret) {
- dev_err(&pdev->dev, "Unable to enable AHB clock.\n");
+ dev_err(dev, "Unable to enable AHB clock.\n");
goto err_pltfm_free;
}
ret = clk_prepare_enable(clk_xin);
if (ret) {
- dev_err(&pdev->dev, "Unable to enable SD clock.\n");
+ dev_err(dev, "Unable to enable SD clock.\n");
goto clk_dis_ahb;
}
@@ -1580,8 +1577,7 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
pltfm_host->clk = clk_xin;
- if (of_device_is_compatible(pdev->dev.of_node,
- "rockchip,rk3399-sdhci-5.1"))
+ if (of_device_is_compatible(np, "rockchip,rk3399-sdhci-5.1"))
sdhci_arasan_update_clockmultiplier(host, 0x0);
if (of_device_is_compatible(np, "intel,keembay-sdhci-5.1-emmc") ||
@@ -1595,7 +1591,7 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
sdhci_arasan_update_baseclkfreq(host);
- ret = sdhci_arasan_register_sdclk(sdhci_arasan, clk_xin, &pdev->dev);
+ ret = sdhci_arasan_register_sdclk(sdhci_arasan, clk_xin, dev);
if (ret)
goto clk_disable_all;
@@ -1604,29 +1600,26 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
arasan_zynqmp_execute_tuning;
}
- arasan_dt_parse_clk_phases(&pdev->dev, &sdhci_arasan->clk_data);
+ arasan_dt_parse_clk_phases(dev, &sdhci_arasan->clk_data);
ret = mmc_of_parse(host->mmc);
if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev, "parsing dt failed (%d)\n", ret);
+ ret = dev_err_probe(dev, ret, "parsing dt failed.\n");
goto unreg_clk;
}
sdhci_arasan->phy = ERR_PTR(-ENODEV);
- if (of_device_is_compatible(pdev->dev.of_node,
- "arasan,sdhci-5.1")) {
- sdhci_arasan->phy = devm_phy_get(&pdev->dev,
- "phy_arasan");
+ if (of_device_is_compatible(np, "arasan,sdhci-5.1")) {
+ sdhci_arasan->phy = devm_phy_get(dev, "phy_arasan");
if (IS_ERR(sdhci_arasan->phy)) {
- ret = PTR_ERR(sdhci_arasan->phy);
- dev_err(&pdev->dev, "No phy for arasan,sdhci-5.1.\n");
+ ret = dev_err_probe(dev, PTR_ERR(sdhci_arasan->phy),
+ "No phy for arasan,sdhci-5.1.\n");
goto unreg_clk;
}
ret = phy_init(sdhci_arasan->phy);
if (ret < 0) {
- dev_err(&pdev->dev, "phy_init err.\n");
+ dev_err(dev, "phy_init err.\n");
goto unreg_clk;
}
@@ -1651,7 +1644,7 @@ err_add_host:
if (!IS_ERR(sdhci_arasan->phy))
phy_exit(sdhci_arasan->phy);
unreg_clk:
- sdhci_arasan_unregister_sdclk(&pdev->dev);
+ sdhci_arasan_unregister_sdclk(dev);
clk_disable_all:
clk_disable_unprepare(clk_xin);
clk_dis_ahb:
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-14 08:41:36 +0000