Thread (32 messages) 32 messages, 5 authors, 2013-06-13

Re: [PATCH v2 09/10] ARM: dts: omap3: add pbias and mmc_init pinctrl states

From: Balaji T K <hidden>
Date: 2013-06-12 17:43:58
Also in: linux-mmc, linux-omap

On Wednesday 12 June 2013 08:05 PM, Tony Lindgren wrote:
* Balaji T K [off-list ref] [130606 12:20]:
quoted
add pbias states for pbias 0, 1.8V, 3V
add omap3 sd/mmc2 loop back clock config for devconf1 in mmc2_init pinctrl state
add OMAP3430 sd/mmc1 loop back clock config for devconf0 in mmc1_init pinctrl state
add OMAP3630 sd/mmc1 speed mode config for prog_io1 in mmc1_init pinctrl state
Looks OK to me, except these should be under mmc1 for omap[345].dtsi files.
I think I can move &omap3_pmx_general to omap3.dtsi and override
&pbias_1v8, &pbias_3v in omap36xx.dtsi, but I doubt pinctrl-[0,1,2,3,4]
since pull up setting can vary between boards.
Regards,

Tony
quoted
Signed-off-by: Balaji T K <redacted>
---
  arch/arm/boot/dts/omap3-beagle-xm.dts |   42 +++++++++++++++++++++++++++++++++
  arch/arm/boot/dts/omap3-beagle.dts    |   42 +++++++++++++++++++++++++++++++++
  arch/arm/boot/dts/omap3.dtsi          |   10 ++++++++
  3 files changed, 94 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
index 3046d1f..45d1642 100644
--- a/arch/arm/boot/dts/omap3-beagle-xm.dts
+++ b/arch/arm/boot/dts/omap3-beagle-xm.dts
@@ -59,6 +59,40 @@
  	};
  };

+&omap3_pmx_general {
+	pinctrl-names = "default";
+	pinctrl-0 = <>;
+	pbias_off: pinmux_pbias_off {
+		pinctrl-single,bits = <
+			0x2b0 0x1 0x3	/* pbias */
+		>;
+	};
+
+	pbias_1v8: pinmux_pbias_1v8 {
+		pinctrl-single,bits = <
+			0x2b0 0x2 0x3	/* pbias */
+		>;
+	};
+
+	pbias_3v: pinmux_pbias_3v {
+		pinctrl-single,bits = <
+			0x2b0 0x3 0x3	/* pbias */
+		>;
+	};
+
+	mmc1_init: pinmux_mmc1_init {
+		pinctrl-single,bits = <
+			0x1d8 0x100000 0x100000	/* prog_io1 */
+		>;
+	};
+
+	mmc2_init: pinmux_mmc2_init {
+		pinctrl-single,bits = <
+			0x68 0x40 0x40	/* devconf1 */
+		>;
+	};
+};
+
  &i2c1 {
  	clock-frequency = <2600000>;
  
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