Thread (5 messages) 5 messages, 2 authors, 2013-09-11

Re: [PATCH 2/2] am335x-boneblack: add eMMC DT entry

From: Sekhar Nori <hidden>
Date: 2013-09-11 10:12:10
Also in: linux-arm-kernel, linux-omap, lkml

On Wednesday 11 September 2013 11:42 AM, Koen Kooi wrote:
quoted hunk ↗ jump to hunk
Signed-off-by: Koen Kooi <redacted>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi |  7 +++++++
 arch/arm/boot/dts/am335x-boneblack.dts    | 15 +++++++++++++++
 2 files changed, 22 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index ced256c..9c61fef 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -241,6 +241,13 @@
 			regulator-always-on;
 		};
 	};
+
+	vmmcsd_fixed: fixedregulator@0 {
+		compatible = "regulator-fixed";
+		regulator-name = "vmmcsd_fixed";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
 };
 
 &cpsw_emac0 {
diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts
index 197cadf..c09947a 100644
--- a/arch/arm/boot/dts/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/am335x-boneblack.dts
@@ -15,3 +15,18 @@
 	regulator-max-microvolt = <1800000>;
 	regulator-always-on;
 };
+
+&mmc1 { 
+	vmmc-supply = <&vmmcsd_fixed>;
+};
+
+&mmc2 { 
+	vmmc-supply = <&vmmcsd_fixed>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_pins>;
+	bus-width = <8>;
+	ti,non-removable;
There is a standard binding available for this: "non-removable"
There should not be a need to introduce a TI specific binding for this
(I know this is not your fault).

I will send a patch to change the existing .dts files and update the
driver - can you drop this line for now so we don't introduce more
incompatibilities? I can send a patch adding "non-removable" to this
node as part of my clean-up series.

Thanks,
Sekhar
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