arm: dts: mt7623: add mt6323.dtsi file

MediaTek produces various PMICs. Which one is used depends on the actual
circuit design. Instead of adding the correct PMIC node to every dts file
we instead add a new intermediate dtsi file which adds the PMIC node. For
those boards with the same PMIC, the intermediate mt6323.dtsi could be
reused to save more redundant nodes created on each board device-tree
files.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/arch/arm/boot/dts/mt6323.dtsi b/arch/arm/boot/dts/mt6323.dtsi
new file mode 100644 (file)
index 0000000..7c783d6
--- /dev/null
+++ b/arch/arm/boot/dts/mt6323.dtsi
@@ -0,0 +1,241 @@
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: John Crispin <john@phrozen.org>
+ *        Sean Wang <sean.wang@mediatek.com>
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+&pwrap {
+       pmic: mt6323 {
+               compatible = "mediatek,mt6323";
+               interrupt-parent = <&pio>;
+               interrupts = <150 IRQ_TYPE_LEVEL_HIGH>;
+               interrupt-controller;
+               #interrupt-cells = <2>;
+
+               mt6323regulator: mt6323regulator{
+                       compatible = "mediatek,mt6323-regulator";
+
+                       mt6323_vproc_reg: buck_vproc{
+                               regulator-name = "vproc";
+                               regulator-min-microvolt = < 700000>;
+                               regulator-max-microvolt = <1350000>;
+                               regulator-ramp-delay = <12500>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vsys_reg: buck_vsys{
+                               regulator-name = "vsys";
+                               regulator-min-microvolt = <1400000>;
+                               regulator-max-microvolt = <2987500>;
+                               regulator-ramp-delay = <25000>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vpa_reg: buck_vpa{
+                               regulator-name = "vpa";
+                               regulator-min-microvolt = < 500000>;
+                               regulator-max-microvolt = <3650000>;
+                       };
+
+                       mt6323_vtcxo_reg: ldo_vtcxo{
+                               regulator-name = "vtcxo";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-enable-ramp-delay = <90>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vcn28_reg: ldo_vcn28{
+                               regulator-name = "vcn28";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-enable-ramp-delay = <185>;
+                       };
+
+                       mt6323_vcn33_bt_reg: ldo_vcn33_bt{
+                               regulator-name = "vcn33_bt";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3600000>;
+                               regulator-enable-ramp-delay = <185>;
+                       };
+
+                       mt6323_vcn33_wifi_reg: ldo_vcn33_wifi{
+                               regulator-name = "vcn33_wifi";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3600000>;
+                               regulator-enable-ramp-delay = <185>;
+                       };
+
+                       mt6323_va_reg: ldo_va{
+                               regulator-name = "va";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-enable-ramp-delay = <216>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vcama_reg: ldo_vcama{
+                               regulator-name = "vcama";
+                               regulator-min-microvolt = <1500000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vio28_reg: ldo_vio28{
+                               regulator-name = "vio28";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-enable-ramp-delay = <216>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vusb_reg: ldo_vusb{
+                               regulator-name = "vusb";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-enable-ramp-delay = <216>;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vmc_reg: ldo_vmc{
+                               regulator-name = "vmc";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-enable-ramp-delay = <36>;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vmch_reg: ldo_vmch{
+                               regulator-name = "vmch";
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-enable-ramp-delay = <36>;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vemc3v3_reg: ldo_vemc3v3{
+                               regulator-name = "vemc3v3";
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-enable-ramp-delay = <36>;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vgp1_reg: ldo_vgp1{
+                               regulator-name = "vgp1";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vgp2_reg: ldo_vgp2{
+                               regulator-name = "vgp2";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vgp3_reg: ldo_vgp3{
+                               regulator-name = "vgp3";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vcn18_reg: ldo_vcn18{
+                               regulator-name = "vcn18";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vsim1_reg: ldo_vsim1{
+                               regulator-name = "vsim1";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vsim2_reg: ldo_vsim2{
+                               regulator-name = "vsim2";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vrtc_reg: ldo_vrtc{
+                               regulator-name = "vrtc";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vcamaf_reg: ldo_vcamaf{
+                               regulator-name = "vcamaf";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vibr_reg: ldo_vibr{
+                               regulator-name = "vibr";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-enable-ramp-delay = <36>;
+                       };
+
+                       mt6323_vrf18_reg: ldo_vrf18{
+                               regulator-name = "vrf18";
+                               regulator-min-microvolt = <1825000>;
+                               regulator-max-microvolt = <1825000>;
+                               regulator-enable-ramp-delay = <187>;
+                       };
+
+                       mt6323_vm_reg: ldo_vm{
+                               regulator-name = "vm";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-enable-ramp-delay = <216>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vio18_reg: ldo_vio18{
+                               regulator-name = "vio18";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-enable-ramp-delay = <216>;
+                               regulator-always-on;
+                               regulator-boot-on;
+                       };
+
+                       mt6323_vcamd_reg: ldo_vcamd{
+                               regulator-name = "vcamd";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+
+                       mt6323_vcamio_reg: ldo_vcamio{
+                               regulator-name = "vcamio";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-enable-ramp-delay = <216>;
+                       };
+               };
+       };
+};

diff --git a/arch/arm/boot/dts/mt7623-evb.dts b/arch/arm/boot/dts/mt7623-evb.dts
index b60b41cad592e66655b9ee5127f4e0174a86aa65..0686ad7298cbb6604e76f7103b1c46757024db36 100644 (file)
--- a/arch/arm/boot/dts/mt7623-evb.dts
+++ b/arch/arm/boot/dts/mt7623-evb.dts
@@ -14,6 +14,7 @@
 
 /dts-v1/;
 #include "mt7623.dtsi"
+#include "mt6323.dtsi"
 
 / {
        model = "MediaTek MT7623 evaluation board";
@@ -23,6 +24,24 @@
                stdout-path = &uart2;
        };
 
+       cpus {
+               cpu0 {
+                       proc-supply = <&mt6323_vproc_reg>;
+               };
+
+               cpu1 {
+                       proc-supply = <&mt6323_vproc_reg>;
+               };
+
+               cpu2 {
+                       proc-supply = <&mt6323_vproc_reg>;
+               };
+
+               cpu3 {
+                       proc-supply = <&mt6323_vproc_reg>;
+               };
+       };
+
        memory {
                reg = <0 0x80000000 0 0x40000000>;
        };
@@ -31,3 +50,13 @@
 &uart2 {
        status = "okay";
 };
+
+&mmc0 {
+       vmmc-supply = <&mt6323_vemc3v3_reg>;
+       vqmmc-supply = <&mt6323_vio18_reg>;
+};
+
+&mmc1 {
+       vmmc-supply = <&mt6323_vmch_reg>;
+       vqmmc-supply = <&mt6323_vmc_reg>;
+};

diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
index 016e932e322caf8b44bac413888aed8827a3f0b8..937a55063f86f38bffcf5b51adac29bc05bed808 100644 (file)
--- a/arch/arm/boot/dts/mt7623.dtsi
+++ b/arch/arm/boot/dts/mt7623.dtsi
@@ -32,22 +32,22 @@
                #size-cells = <0>;
                enable-method = "mediatek,mt6589-smp";
 
-               cpu@0 {
+               cpu0: cpu@0 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a7";
                        reg = <0x0>;
                };
-               cpu@1 {
+               cpu1: cpu@1 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a7";
                        reg = <0x1>;
                };
-               cpu@2 {
+               cpu2: cpu@2 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a7";
                        reg = <0x2>;
                };
-               cpu@3 {
+               cpu3: cpu@3 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a7";
                        reg = <0x3>;