From 2910849e91f656b1d991c47dea654ea1e50de9b8 Mon Sep 17 00:00:00 2001
From: Leonard Crestez <leonard.crestez@nxp.com>
Date: Tue, 20 Feb 2018 13:29:12 +0200
Subject: arm: dts: imx6sx: Enable ldo bypass

Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
---
 arch/arm/boot/dts/imx6sx-19x19-arm2.dts | 16 ++++++++++++++--
 arch/arm/boot/dts/imx6sx-sdb-reva.dts   | 26 ++++++++++++++++++++++++++
 arch/arm/boot/dts/imx6sx-sdb.dts        | 19 +++++++++++++++++++
 arch/arm/boot/dts/imx6sx-sdb.dtsi       |  5 +++++
 4 files changed, 64 insertions(+), 2 deletions(-)

(limited to 'arch/arm')

diff --git a/arch/arm/boot/dts/imx6sx-19x19-arm2.dts b/arch/arm/boot/dts/imx6sx-19x19-arm2.dts
index 5bceb2080ce1..64ac72da4bc3 100644
--- a/arch/arm/boot/dts/imx6sx-19x19-arm2.dts
+++ b/arch/arm/boot/dts/imx6sx-19x19-arm2.dts
@@ -124,8 +124,20 @@
 		396000	1175000
 		198000	1175000
 	>;
-	arm-supply = <&sw1a_reg>;
-	soc-supply = <&sw1c_reg>;
+};
+
+&reg_arm {
+	vin-supply = <&sw1a_reg>;
+	regulator-allow-bypass;
+};
+
+&reg_soc {
+	vin-supply = <&sw1c_reg>;
+	regulator-allow-bypass;
+};
+
+&gpc {
+	fsl,ldo-bypass = <1>;
 };
 
 &fec1 {
diff --git a/arch/arm/boot/dts/imx6sx-sdb-reva.dts b/arch/arm/boot/dts/imx6sx-sdb-reva.dts
index 71005478cdf0..c6a0e535e303 100644
--- a/arch/arm/boot/dts/imx6sx-sdb-reva.dts
+++ b/arch/arm/boot/dts/imx6sx-sdb-reva.dts
@@ -12,6 +12,32 @@
 	model = "Freescale i.MX6 SoloX SDB RevA Board";
 };
 
+&cpu0 {
+	operating-points = <
+		/* kHz    uV */
+		996000  1250000
+		792000  1175000
+		396000  1075000
+		>;
+	fsl,soc-operating-points = <
+		/* ARM kHz      SOC uV */
+		996000	1175000
+		792000	1175000
+		396000	1175000
+	>;
+	fsl,arm-soc-shared = <0>;
+};
+
+&reg_arm {
+	vin-supply = <&sw1a_reg>;
+	regulator-allow-bypass;
+};
+
+&reg_soc {
+	vin-supply = <&sw1c_reg>;
+	regulator-allow-bypass;
+};
+
 &i2c1 {
 	clock-frequency = <100000>;
 	pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/imx6sx-sdb.dts b/arch/arm/boot/dts/imx6sx-sdb.dts
index b0cabddfc112..1f459b7fd25e 100644
--- a/arch/arm/boot/dts/imx6sx-sdb.dts
+++ b/arch/arm/boot/dts/imx6sx-sdb.dts
@@ -12,6 +12,23 @@
 	model = "Freescale i.MX6 SoloX SDB RevB Board";
 };
 
+&cpu0 {
+	operating-points = <
+		/* kHz    uV */
+		996000  1250000
+		792000  1175000
+		396000  1175000
+	>;
+	fsl,soc-operating-points = <
+		/* ARM kHz      SOC uV */
+		996000  1250000
+		792000  1175000
+		396000  1175000
+	>;
+
+	fsl,arm-soc-shared = <1>;
+};
+
 &i2c1 {
 	clock-frequency = <100000>;
 	pinctrl-names = "default";
@@ -131,10 +148,12 @@
 
 &reg_arm {
 	vin-supply = <&sw1a_reg>;
+	regulator-allow-bypass;
 };
 
 &reg_soc {
 	vin-supply = <&sw1a_reg>;
+	regulator-allow-bypass;
 };
 
 &usbphy1 {
diff --git a/arch/arm/boot/dts/imx6sx-sdb.dtsi b/arch/arm/boot/dts/imx6sx-sdb.dtsi
index c76369992c9a..dafe5b30b88b 100644
--- a/arch/arm/boot/dts/imx6sx-sdb.dtsi
+++ b/arch/arm/boot/dts/imx6sx-sdb.dtsi
@@ -181,6 +181,11 @@
 	status = "okay";
 };
 
+
+&gpc {
+	fsl,ldo-bypass = <1>;
+};
+
 &fec1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_enet1>;
-- 
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