ARM: dts: add bcm590xx pmu support and enable for bcm28155-ap

Add a dtsi to support the BCM590xx PMUs used by the BCM281xx family
of SoCs. Enable regulators for use with the dwc2 and sdhci on
bcm28155-ap.

Signed-off-by: Tim Kryger <tim.kryger@linaro.org>
Signed-off-by: Matt Porter <mporter@linaro.org>
Reviewed-by: Markus Mayer <markus.mayer@linaro.org>

2 files changed, 120 insertions, 1 deletions

diff --git a/arch/arm/boot/dts/bcm28155-ap.dts b/arch/arm/boot/dts/bcm28155-ap.dts
index 3604554e752c..4461ffb7bcad 100644
--- a/arch/arm/boot/dts/bcm28155-ap.dts
+++ b/arch/arm/boot/dts/bcm28155-ap.dts
@@ -46,22 +46,32 @@
 
         i2c@3500d000 {
                 status="okay";
-                clock-frequency = <400000>;
+                clock-frequency = <100000>;
+
+                pmu: pmu@8 {
+                        reg = <0x08>;
+                };
         };
 
         sdio2: sdio@3f190000 {
                 non-removable;
                 max-frequency = <48000000>;
+                vmmc-supply = <&camldo1_reg>;
+                vqmmc-supply = <&iosr1_reg>;
                 status = "okay";
         };
 
         sdio4: sdio@3f1b0000 {
                 max-frequency = <48000000>;
                 cd-gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
+                vmmc-supply = <&sdldo_reg>;
+                vqmmc-supply = <&sdxldo_reg>;
                 status = "okay";
         };
 
         usbotg: usb@3f120000 {
+                vusb_d-supply = <&usbldo_reg>;
+                vusb_a-supply = <&iosr1_reg>;
                 status = "okay";
         };
 
@@ -69,3 +79,38 @@
                 status = "okay";
         };
 };
+
+#include "bcm59056.dtsi"
+
+&pmu {
+        compatible = "brcm,bcm59056";
+        interrupts = <GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>;
+        regulators {
+                camldo1_reg: camldo1 {
+                        regulator-min-microvolt = <3300000>;
+                        regulator-max-microvolt = <3300000>;
+                };
+
+                sdldo_reg: sdldo {
+                        regulator-min-microvolt = <3000000>;
+                        regulator-max-microvolt = <3000000>;
+                };
+
+                sdxldo_reg: sdxldo {
+                        regulator-min-microvolt = <2700000>;
+                        regulator-max-microvolt = <3300000>;
+                };
+
+                usbldo_reg: usbldo {
+                        regulator-min-microvolt = <3300000>;
+                        regulator-max-microvolt = <3300000>;
+                        regulator-always-on;
+                };
+
+                iosr1_reg: iosr1 {
+                        regulator-min-microvolt = <1800000>;
+                        regulator-max-microvolt = <1800000>;
+                        regulator-always-on;
+                };
+        };
+};
diff --git a/arch/arm/boot/dts/bcm59056.dtsi b/arch/arm/boot/dts/bcm59056.dtsi
new file mode 100644
index 000000000000..dfadaaa89b05
--- /dev/null
+++ b/arch/arm/boot/dts/bcm59056.dtsi
@@ -0,0 +1,74 @@
+/*
+* Copyright 2014 Linaro Limited
+* Author: Matt Porter <mporter@linaro.org>
+*
+* This program is free software; you can redistribute it and/or modify it
+* under  the terms of the GNU General  Public License as published by the
+* Free Software Foundation;  either version 2 of the License, or (at your
+* option) any later version.
+*/
+
+&pmu {
+        compatible = "brcm,bcm59056";
+        regulators {
+                rfldo_reg: rfldo {
+                };
+
+                camldo1_reg: camldo1 {
+                };
+
+                camldo2_reg: camldo2 {
+                };
+
+                simldo1_reg: simldo1 {
+                };
+
+                simldo2_reg: simldo2 {
+                };
+
+                sdldo_reg: sdldo {
+                };
+
+                sdxldo_reg: sdxldo {
+                };
+
+                mmcldo1_reg: mmcldo1 {
+                };
+
+                mmcldo2_reg: mmcldo2 {
+                };
+
+                audldo_reg: audldo {
+                };
+
+                micldo_reg: micldo {
+                };
+
+                usbldo_reg: usbldo {
+                };
+
+                vibldo_reg: vibldo {
+                };
+
+                csr_reg: csr {
+                };
+
+                iosr1_reg: iosr1 {
+                };
+
+                iosr2_reg: iosr2 {
+                };
+
+                msr_reg: msr {
+                };
+
+                sdsr1_reg: sdsr1 {
+                };
+
+                sdsr2_reg: sdsr2 {
+                };
+
+                vsr_reg: vsr {
+                };
+        };
+};