[RFC 8/8] ARM: dts: imx6qdl-sabresd: Enable fsl,ldo-bypass
From: Leonard Crestez <hidden>
Date: 2017-03-22 17:13:13
Also in:
linux-devicetree, linux-pm, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
This enables LDO bypass by default on the imx6qdl-sabresd boards. New dts files with -ldo suffix are added for users who want to run with LDOs enabled on these boards anyway. Signed-off-by: Leonard Crestez <redacted> --- arch/arm/boot/dts/imx6dl-sabresd-ldo.dts | 13 +++++++++++++ arch/arm/boot/dts/imx6q-sabresd-ldo.dts | 13 +++++++++++++ arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 19 +++++++++++++++++++ arch/arm/boot/dts/imx6qdl.dtsi | 6 +++--- arch/arm/boot/dts/imx6qp-sabresd-ldo.dts | 13 +++++++++++++ arch/arm/boot/dts/imx6qp-sabresd.dts | 4 ++-- 6 files changed, 63 insertions(+), 5 deletions(-) create mode 100644 arch/arm/boot/dts/imx6dl-sabresd-ldo.dts create mode 100644 arch/arm/boot/dts/imx6q-sabresd-ldo.dts create mode 100644 arch/arm/boot/dts/imx6qp-sabresd-ldo.dts
diff --git a/arch/arm/boot/dts/imx6dl-sabresd-ldo.dts b/arch/arm/boot/dts/imx6dl-sabresd-ldo.dts
new file mode 100644
index 0000000..1b224d6
--- /dev/null
+++ b/arch/arm/boot/dts/imx6dl-sabresd-ldo.dts@@ -0,0 +1,13 @@ +/* + * Copyright 2017 NXP + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "imx6dl-sabresd.dts" + +&gpc { + fsl,ldo-bypass = <0>; +};
diff --git a/arch/arm/boot/dts/imx6q-sabresd-ldo.dts b/arch/arm/boot/dts/imx6q-sabresd-ldo.dts
new file mode 100644
index 0000000..4d2e8cc
--- /dev/null
+++ b/arch/arm/boot/dts/imx6q-sabresd-ldo.dts@@ -0,0 +1,13 @@ +/* + * Copyright 2017 NXP + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "imx6q-sabresd.dts" + +&gpc { + fsl,ldo-bypass = <0>; +};
diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index 63bf95e..5a73d9d 100644
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi@@ -182,6 +182,10 @@ status = "okay"; }; +&gpc { + fsl,ldo-bypass = <1>; +}; + &hdmi { ddc-i2c-bus = <&i2c2>; status = "okay";
@@ -548,6 +552,21 @@ status = "okay"; }; +®_arm { + vin-supply = <&sw1a_reg>; + regulator-allow-bypass; +}; + +®_pu { + vin-supply = <&sw1c_reg>; + regulator-allow-bypass; +}; + +®_soc { + vin-supply = <&sw1c_reg>; + regulator-allow-bypass; +}; + &snvs_poweroff { status = "okay"; };
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index 6d7bf64..54fe769 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi@@ -677,7 +677,7 @@ compatible = "fsl,anatop-regulator"; regulator-name = "vddarm"; regulator-min-microvolt = <725000>; - regulator-max-microvolt = <1450000>; + regulator-max-microvolt = <1300000>; regulator-always-on; anatop-reg-offset = <0x140>; anatop-vol-bit-shift = <0>;
@@ -694,7 +694,7 @@ compatible = "fsl,anatop-regulator"; regulator-name = "vddpu"; regulator-min-microvolt = <725000>; - regulator-max-microvolt = <1450000>; + regulator-max-microvolt = <1300000>; regulator-enable-ramp-delay = <150>; anatop-reg-offset = <0x140>; anatop-vol-bit-shift = <9>;
@@ -711,7 +711,7 @@ compatible = "fsl,anatop-regulator"; regulator-name = "vddsoc"; regulator-min-microvolt = <725000>; - regulator-max-microvolt = <1450000>; + regulator-max-microvolt = <1300000>; regulator-always-on; anatop-reg-offset = <0x140>; anatop-vol-bit-shift = <18>;
diff --git a/arch/arm/boot/dts/imx6qp-sabresd-ldo.dts b/arch/arm/boot/dts/imx6qp-sabresd-ldo.dts
new file mode 100644
index 0000000..c659533
--- /dev/null
+++ b/arch/arm/boot/dts/imx6qp-sabresd-ldo.dts@@ -0,0 +1,13 @@ +/* + * Copyright 2017 NXP + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "imx6qp-sabresd.dts" + +&gpc { + fsl,ldo-bypass = <0>; +};
diff --git a/arch/arm/boot/dts/imx6qp-sabresd.dts b/arch/arm/boot/dts/imx6qp-sabresd.dts
index b234580..a8a5004 100644
--- a/arch/arm/boot/dts/imx6qp-sabresd.dts
+++ b/arch/arm/boot/dts/imx6qp-sabresd.dts@@ -50,8 +50,8 @@ compatible = "fsl,imx6qp-sabresd", "fsl,imx6qp"; }; -&cpu0 { - arm-supply = <&sw2_reg>; +®_arm { + vin-supply = <&sw2_reg>; }; &iomuxc {
--
2.7.4