[U-Boot] [PATCH 3/7] mmc: uniphier-sd: Add Renesas RCar quirks

Marek Vasut marek.vasut at gmail.com
Tue Jan 16 17:16:59 UTC 2018


Add a quirk to identify that the controller is Renesas RCar variant
of the Matsushita SD IP and another quirk indicating it can support
Renesas RCar HS200/HS400/SDR104 modes.

Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
Cc: Jaehoon Chung <jh80.chung at samsung.com>
Cc: Masahiro Yamada <yamada.masahiro at socionext.com>
---
 drivers/mmc/uniphier-sd.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
index e6c610a22a..2f7ec680a3 100644
--- a/drivers/mmc/uniphier-sd.c
+++ b/drivers/mmc/uniphier-sd.c
@@ -135,6 +135,8 @@ struct uniphier_sd_priv {
 #define UNIPHIER_SD_CAP_DMA_INTERNAL	BIT(1)	/* have internal DMA engine */
 #define UNIPHIER_SD_CAP_DIV1024		BIT(2)	/* divisor 1024 is available */
 #define UNIPHIER_SD_CAP_64BIT		BIT(3)	/* Controller is 64bit */
+#define UNIPHIER_SD_CAP_RCAR		BIT(4)	/* Renesas RCar version of IP */
+#define UNIPHIER_SD_CAP_RCAR_UHS	BIT(5)	/* Renesas RCar UHS/SDR modes */
 #ifdef CONFIG_DM_REGULATOR
 	struct udevice *vqmmc_dev;
 #endif
@@ -854,11 +856,14 @@ static int uniphier_sd_probe(struct udevice *dev)
 	return 0;
 }
 
+#define RENESAS_SD_QUIRKS					\
+	UNIPHIER_SD_CAP_64BIT | UNIPHIER_SD_CAP_RCAR | UNIPHIER_SD_CAP_RCAR_UHS
+
 static const struct udevice_id uniphier_sd_match[] = {
-	{ .compatible = "renesas,sdhi-r8a7795", .data = UNIPHIER_SD_CAP_64BIT },
-	{ .compatible = "renesas,sdhi-r8a7796", .data = UNIPHIER_SD_CAP_64BIT },
-	{ .compatible = "renesas,sdhi-r8a77970", .data = UNIPHIER_SD_CAP_64BIT },
-	{ .compatible = "renesas,sdhi-r8a77995", .data = UNIPHIER_SD_CAP_64BIT },
+	{ .compatible = "renesas,sdhi-r8a7795", .data = RENESAS_SD_QUIRKS },
+	{ .compatible = "renesas,sdhi-r8a7796", .data = RENESAS_SD_QUIRKS },
+	{ .compatible = "renesas,sdhi-r8a77970", .data = RENESAS_SD_QUIRKS },
+	{ .compatible = "renesas,sdhi-r8a77995", .data = RENESAS_SD_QUIRKS },
 	{ .compatible = "socionext,uniphier-sdhc", .data = 0 },
 	{ /* sentinel */ }
 };
-- 
2.15.1



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