* [PATCH 17/23] ARM: u300: enable MMC/SD card from device tree
@ 2013-04-22 9:58 Linus Walleij
0 siblings, 0 replies; only message in thread
From: Linus Walleij @ 2013-04-22 9:58 UTC (permalink / raw)
To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r, Ulf Hansson
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ
From: Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
This adds support for the U300 MMC/SD card slot from the device
tree boot. No other changes needed.
Signed-off-by: Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
arch/arm/boot/dts/ste-u300.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/ste-u300.dts b/arch/arm/boot/dts/ste-u300.dts
index 1b3ec2d..ee747fe 100644
--- a/arch/arm/boot/dts/ste-u300.dts
+++ b/arch/arm/boot/dts/ste-u300.dts
@@ -193,5 +193,19 @@
interrupt-parent = <&vicb>;
interrupts = <20>;
};
+
+ mmcsd: mmcsd@c0001000 {
+ compatible = "arm,pl18x", "arm,primecell";
+ reg = <0xc0001000 0x1000>;
+ interrupt-parent = <&vicb>;
+ interrupts = <6 7>;
+ max-frequency = <24000000>;
+ bus-width = <4>; // SD-card slot
+ mmc-cap-mmc-highspeed;
+ mmc-cap-sd-highspeed;
+ cd-gpios = <&gpio 12 0x4>;
+ cd-inverted;
+ vmmc-supply = <&ab3100_ldo_g_reg>;
+ };
};
};
--
1.7.11.3
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