2018-07-17 05:17:45

by Anson Huang

Subject: [PATCH 1/4] ARM: dts: imx6qdl-sabresd: make pfuze100 sw4 always on

On i.MX6QDL Sabre-SD board, pfuze100 sw4 supplies
GPS, touch and RGMII etc., these modules do NOT
implement power domain control, so pfuze100 sw4
needs to be always on to make sure these modules
work normally.

Signed-off-by: Anson Huang <[email protected]>
---
arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index 15744ad..6e46a19 100644
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -341,6 +341,7 @@
sw4_reg: sw4 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3300000>;
+ regulator-always-on;
};

swbst_reg: swbst {
--
2.7.4

2018-07-17 05:17:48

by Anson Huang

Subject: [PATCH 2/4] ARM: dts: imx6sx-sdb-reva: make pfuze100 sw4 always on

On i.MX6SX SDB Rev-A board, pfuze100 sw4 supplies
csi, audio codec and i2c etc., these modules do NOT
implement power domain control, so pfuze100 sw4
needs to be always on to make sure these modules
work normally.

Signed-off-by: Anson Huang <[email protected]>
---
arch/arm/boot/dts/imx6sx-sdb-reva.dts | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx6sx-sdb-reva.dts b/arch/arm/boot/dts/imx6sx-sdb-reva.dts
index e3533e7..9cc6ff2 100644
--- a/arch/arm/boot/dts/imx6sx-sdb-reva.dts
+++ b/arch/arm/boot/dts/imx6sx-sdb-reva.dts
@@ -63,6 +63,7 @@
sw4_reg: sw4 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3300000>;
+ regulator-always-on;
};

swbst_reg: swbst {
--
2.7.4

2018-07-17 05:17:53

by Anson Huang

Subject: [PATCH 3/4] ARM: dts: imx6sll-evk: make pfuze100 sw4 always on

On i.MX6SLL EVK board, pfuze100 sw4 supplies
LPDDR3 which is critical for system, must be
always on.

Signed-off-by: Anson Huang <[email protected]>
---
arch/arm/boot/dts/imx6sll-evk.dts | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
index dc34da5..c8e1155 100644
--- a/arch/arm/boot/dts/imx6sll-evk.dts
+++ b/arch/arm/boot/dts/imx6sll-evk.dts
@@ -177,6 +177,7 @@
sw4_reg: sw4 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3300000>;
+ regulator-always-on;
};

swbst_reg: swbst {
--
2.7.4

2018-07-17 05:18:01

by Anson Huang

Subject: [PATCH 4/4] ARM: dts: imx6sl-evk: make pfuze100 sw4 always on

From: Robin Gong <[email protected]>

On i.MX6SL EVK board, pfuze100 sw4 supplies
LPDDR2 which is critical for system, must be
always on.

Signed-off-by: Anson Huang <[email protected]>
---
arch/arm/boot/dts/imx6sl-evk.dts | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index 046cfab..679b448 100644
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -201,6 +201,7 @@
sw4_reg: sw4 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3300000>;
+ regulator-always-on;
};

swbst_reg: swbst {
--
2.7.4

2018-07-17 07:19:40

by Shawn Guo

Subject: Re: [PATCH 4/4] ARM: dts: imx6sl-evk: make pfuze100 sw4 always on

On Tue, Jul 17, 2018 at 01:12:05PM +0800, Anson Huang wrote:
> From: Robin Gong <[email protected]>
>
> On i.MX6SL EVK board, pfuze100 sw4 supplies
> LPDDR2 which is critical for system, must be
> always on.
>
> Signed-off-by: Anson Huang <[email protected]>

Robin's SoB is missing, since it's authorized by him. I fixed it up and
applied all patches.

Shawn

> ---
> arch/arm/boot/dts/imx6sl-evk.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
> index 046cfab..679b448 100644
> --- a/arch/arm/boot/dts/imx6sl-evk.dts
> +++ b/arch/arm/boot/dts/imx6sl-evk.dts
> @@ -201,6 +201,7 @@
> sw4_reg: sw4 {
> regulator-min-microvolt = <800000>;
> regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> };
>
> swbst_reg: swbst {
> --
> 2.7.4
>