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>

diff --git a/arch/arm64/boot/dts/mediatek/mt6380.dtsi b/arch/arm64/boot/dts/mediatek/mt6380.dtsi
new file mode 100644 (file)
index 0000000..53b335d
--- /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 fc8ef78..42bd3a4 100644 (file)
--- 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 8211bf7..2f6b88a 100644 (file)
--- 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";