[v2,14/16] mmc: sdhci-omap: Add support for MMC/SD controller in k2g SoC

Message ID 20180205125029.21570-15-kishon@ti.com
State New
Headers show
Series
  • Untitled series #8655
Related show

Commit Message

Kishon Vijay Abraham I Feb. 5, 2018, 12:50 p.m.
Add support for the new compatible added specifically to support
k2g's MMC/SD controller.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

Acked-by: Adrian Hunter <adrian.hunter@intel.com>

---
 drivers/mmc/host/sdhci-omap.c | 9 +++++++++
 1 file changed, 9 insertions(+)

-- 
2.11.0

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Patch

diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c
index db487b77fbcc..863f6736c2fe 100644
--- a/drivers/mmc/host/sdhci-omap.c
+++ b/drivers/mmc/host/sdhci-omap.c
@@ -719,6 +719,10 @@  static const struct sdhci_pltfm_data sdhci_omap_pdata = {
 	.ops = &sdhci_omap_ops,
 };
 
+static const struct sdhci_omap_data k2g_data = {
+	.offset = 0x200,
+};
+
 static const struct sdhci_omap_data dra7_data = {
 	.offset = 0x200,
 	.flags	= SDHCI_OMAP_REQUIRE_IODELAY,
@@ -726,6 +730,7 @@  static const struct sdhci_omap_data dra7_data = {
 
 static const struct of_device_id omap_sdhci_match[] = {
 	{ .compatible = "ti,dra7-sdhci", .data = &dra7_data },
+	{ .compatible = "ti,k2g-sdhci", .data = &k2g_data },
 	{},
 };
 MODULE_DEVICE_TABLE(of, omap_sdhci_match);
@@ -846,6 +851,7 @@  static int sdhci_omap_probe(struct platform_device *pdev)
 	int ret;
 	u32 offset;
 	struct device *dev = &pdev->dev;
+	struct device_node *node = dev->of_node;
 	struct sdhci_host *host;
 	struct sdhci_pltfm_host *pltfm_host;
 	struct sdhci_omap_host *omap_host;
@@ -872,6 +878,9 @@  static int sdhci_omap_probe(struct platform_device *pdev)
 		return PTR_ERR(host);
 	}
 
+	if (of_device_is_compatible(node, "ti,k2g-sdhci"))
+		host->quirks2 |= SDHCI_QUIRK2_NO_1_8_V;
+
 	pltfm_host = sdhci_priv(host);
 	omap_host = sdhci_pltfm_priv(pltfm_host);
 	omap_host->host = host;