[PATCH/RFC v4 4/4] arm64: dts: renesas: add regulator-off-in-suspend property for eMMC

Yoshihiro Shimoda
2020-06-26T09:32:48Z

Add regulator-off-in-suspend property into eMMC related regulator-fixed
nodes because PSCI on the boards will turn the regulators off in suspend.

By this property, the regulator's status will be disabled in suspend.
MMC subsystem can get the condition and then eMMC condition will
be better than before.
before:
- enter sleep mode and then turn the vmmc and vqmmc off.
after:
- call mmc_poweroff_nofity() and then turn the vmmc and vqmmc off.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts | 10 ++++++++--
arch/arm64/boot/dts/renesas/r8a77980-condor.dts | 10 ++++++++--
arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts | 10 ++++++++--
arch/arm64/boot/dts/renesas/r8a77995-draak.dts | 9 ++++++++-
arch/arm64/boot/dts/renesas/salvator-common.dtsi | 10 ++++++++--
arch/arm64/boot/dts/renesas/ulcb.dtsi | 10 ++++++++--
6 files changed, 48 insertions(+), 11 deletions(-)

diff --git a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
index 01c4ba0..9fe634a 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
@@ -74,7 +74,10 @@
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

vcc_d3_3v: regulator-1 {
@@ -83,7 +86,10 @@
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

vcc_vddq_vin0: regulator-2 {
diff --git a/arch/arm64/boot/dts/renesas/r8a77980-condor.dts b/arch/arm64/boot/dts/renesas/r8a77980-condor.dts
index ef8350a..5898c7f 100644
--- a/arch/arm64/boot/dts/renesas/r8a77980-condor.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77980-condor.dts
@@ -37,7 +37,10 @@
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

hdmi-out {
@@ -87,7 +90,10 @@
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

x1_clk: x1-clock {
diff --git a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
index dc24cec4..80736f8 100644
--- a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
@@ -113,7 +113,10 @@
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

reg_3p3v: regulator1 {
@@ -122,7 +125,10 @@
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

reg_12p0v: regulator2 {
diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
index 79c73a9..9ac5361 100644
--- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
@@ -103,7 +103,10 @@
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

reg_3p3v: regulator-3p3v {
@@ -113,6 +116,10 @@
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

reg_12p0v: regulator-12p0v {
diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
index 98bbcaf..fa8c45f 100644
--- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
@@ -172,7 +172,10 @@
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

reg_3p3v: regulator1 {
@@ -181,7 +184,10 @@
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

reg_12v: regulator2 {
diff --git a/arch/arm64/boot/dts/renesas/ulcb.dtsi b/arch/arm64/boot/dts/renesas/ulcb.dtsi
index ff88af8..7c5bccc 100644
--- a/arch/arm64/boot/dts/renesas/ulcb.dtsi
+++ b/arch/arm64/boot/dts/renesas/ulcb.dtsi
@@ -79,7 +79,10 @@
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

reg_3p3v: regulator1 {
@@ -88,7 +91,10 @@
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
- regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};

sound_card: sound {
--
2.7.4