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 <[email protected]> --- 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
