* Nishanth Menon <nm@xxxxxx> [160512 12:21]:
> On 05/12/2016 11:57 AM, Tony Lindgren wrote:
> > + * LDO7 is used for HDMI: VDDA_DSIPORTA - ball AA33, VDDA_DSIPORTC - ball AE33
> > + * VDDA_HDMI - ball AN25. LDO4 is: VPP1 - ball AD9.
>
> We should set ldo4_reg as 2v as well (default in omap5-board-common is
> 1.8v). VPP1 should be 2v to prevent efuse from being messed up.
Oh OK, here's the patch updated for ldo4.
Tony
8< --------------------
From: Tony Lindgren <tony@xxxxxxxxxxx>
Date: Thu, 12 May 2016 09:51:51 -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 +35,22 @@
};
};
+/* LDO4 is VPP1 - ball AD9 */
+&ldo4_reg {
+ regulator-min-microvolt = <2000000>;
+ regulator-max-microvolt = <2000000>;
+};
+
+/*
+ * LDO7 is used for HDMI: VDDA_DSIPORTA - ball AA33, VDDA_DSIPORTC - ball AE33,
+ * VDDA_HDMI - ball AN25
+ */
+&ldo7_reg {
+ status = "okay";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+};
+
&omap5_pmx_core {
i2c4_pins: pinmux_i2c4_pins {
pinctrl-single,pins = <
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