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Subject[PATCH v2 14/16] mmc: sdhci-omap: Add support for MMC/SD controller in k2g SoC
Date
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(+)

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;
--
2.11.0
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