Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator

From: Tony Lindgren
Date: Thu May 12 2016 - 12:58:07 EST


* Eduard Gavin <egavin@xxxxxxxxxxx> [160509 07:43]:
> Dear Nishanth,
> In igepV5 the LDO7 is connected to:
> VDDA_DSIPORTA - ball AA33
> VDDA_DSIPORTC - ball AE33
> VDDA_HDMI - ball AN25
> LDO4 is connected to:
> VPP1 - ball AD9

Thanks for the info, here's an updated patch with comments and now
using 1.8V instead of the 2.0V omap5-board-common.dtsi.

Regards,

Tony

8< -----------------
From: Tony Lindgren <tony@xxxxxxxxxxx>
Date: Mon, 9 May 2016 07:51:00 -0700
Subject: [PATCH] ARM: dts: Fix ldo7 source for HDMI on igepv5

Fix ldo7 source for HDMI on igepv5.

Suggested-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>

--- a/arch/arm/boot/dts/omap5-igep0050.dts
+++ b/arch/arm/boot/dts/omap5-igep0050.dts
@@ -35,6 +35,16 @@
};
};

+/*
+ * LDO7 is used for HDMI: VDDA_DSIPORTA - ball AA33, VDDA_DSIPORTC - ball AE33
+ * VDDA_HDMI - ball AN25. LDO4 is: VPP1 - ball AD9.
+ */
+&ldo7_reg {
+ status = "okay";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+};
+
&omap5_pmx_core {
i2c4_pins: pinmux_i2c4_pins {
pinctrl-single,pins = <