arm64: dts: mt7622: add PMIC MT6380 related nodes

Enable pwrap and MT6380 on mt7622-rfb1 board. Also add all mt6380
regulator nodes in an alone file to allow similar boards using MT6380
able to resue the configuration.

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Philippe Ombredanne <pombredanne@nexb.com>
Acked-by: Philippe Ombredanne <pombredanne@nexb.com>
[mb: add missing space]
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

3 files changed, 106 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/mediatek/mt6380.dtsi b/arch/arm64/boot/dts/mediatek/mt6380.dtsi
new file mode 100644
index 000000000000..53b335d2de5f
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt6380.dtsi
@@ -0,0 +1,86 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dts file for MediaTek MT6380 regulator
+ *
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Chenglin Xu <chenglin.xu@mediatek.com>
+ *         Sean Wang <sean.wang@mediatek.com>
+ */
+
+&pwrap {
+        regulators {
+                compatible = "mediatek,mt6380-regulator";
+
+                mt6380_vcpu_reg: buck-vcore1 {
+                        regulator-name = "vcore1";
+                        regulator-min-microvolt = < 600000>;
+                        regulator-max-microvolt = <1393750>;
+                        regulator-ramp-delay = <6250>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+
+                mt6380_vcore_reg: buck-vcore {
+                        regulator-name = "vcore";
+                        regulator-min-microvolt = <600000>;
+                        regulator-max-microvolt = <1393750>;
+                        regulator-ramp-delay = <6250>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+
+                mt6380_vrf_reg: buck-vrf {
+                        regulator-name = "vrf";
+                        regulator-min-microvolt = <1200000>;
+                        regulator-max-microvolt = <1575000>;
+                        regulator-ramp-delay = <0>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+
+                mt6380_vm_reg: ldo-vm {
+                        regulator-name = "vm";
+                        regulator-min-microvolt = <1050000>;
+                        regulator-max-microvolt = <1400000>;
+                        regulator-ramp-delay = <0>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+
+                mt6380_va_reg: ldo-va {
+                        regulator-name = "va";
+                        regulator-min-microvolt = <2200000>;
+                        regulator-max-microvolt = <3300000>;
+                        regulator-ramp-delay = <0>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+
+                mt6380_vphy_reg: ldo-vphy {
+                        regulator-name = "vphy";
+                        regulator-min-microvolt = <1800000>;
+                        regulator-max-microvolt = <1800000>;
+                        regulator-ramp-delay = <0>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+
+                mt6380_vddr_reg: ldo-vddr {
+                        regulator-name = "vddr";
+                        regulator-min-microvolt = <1240000>;
+                        regulator-max-microvolt = <1840000>;
+                        regulator-ramp-delay = <0>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+
+                mt6380_vt_reg: ldo-vt {
+                        regulator-name = "vt";
+                        regulator-min-microvolt = <2200000>;
+                        regulator-max-microvolt = <3300000>;
+                        regulator-ramp-delay = <0>;
+                        regulator-always-on;
+                        regulator-boot-on;
+                };
+        };
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
index fc8ef78a0a34..42bd3a4c9a93 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
@@ -10,6 +10,7 @@
 #include <dt-bindings/input/input.h>
 
 #include "mt7622.dtsi"
+#include "mt6380.dtsi"
 
 / {
         model = "MediaTek MT7622 RFB1 board";
@@ -222,6 +223,13 @@
         };
 };
 
+&pwrap {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pmic_bus_pins>;
+
+        status = "okay";
+};
+
 &uart0 {
         status = "okay";
 };
diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
index 8211bf72ccaa..2f6b88a98f4c 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -102,6 +102,18 @@
                 #reset-cells = <1>;
         };
 
+        pwrap: pwrap@10001000 {
+                compatible = "mediatek,mt7622-pwrap";
+                reg = <0 0x10001000 0 0x250>;
+                reg-names = "pwrap";
+                clocks = <&infracfg CLK_INFRA_PMIC_PD>, <&pwrap_clk>;
+                clock-names = "spi", "wrap";
+                resets = <&infracfg MT7622_INFRA_PMIC_WRAP_RST>;
+                reset-names = "pwrap";
+                interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>;
+                status = "disabled";
+        };
+
         pericfg: pericfg@10002000 {
                 compatible = "mediatek,mt7622-pericfg",
                              "syscon";