From 2636c1e27fef19e337b8dd7dcc79dd443399fe1a Mon Sep 17 00:00:00 2001
From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Tue, 15 Apr 2014 18:55:12 -0300
Subject: [PATCH] ARM: dts: imx27-pdk: Add PMIC support
imx27-pdk has a MC13783 PMIC connected to CSPI2 port.
Add support for it.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
---
arch/arm/boot/dts/imx27-pdk.dts | 52 +++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
diff --git a/arch/arm/boot/dts/imx27-pdk.dts b/arch/arm/boot/dts/imx27-pdk.dts
index 430b72b5bdb8..a4f3e87b43fa 100644
--- a/arch/arm/boot/dts/imx27-pdk.dts
+++ b/arch/arm/boot/dts/imx27-pdk.dts
@@ -21,6 +21,48 @@
};
};
+&cspi2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_cspi2>;
+ fsl,spi-num-chipselects = <1>;
+ cs-gpios = <&gpio4 21 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+
+ pmic: mc13783@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,mc13783";
+ reg = <0>;
+ spi-cs-high;
+ spi-max-frequency = <1000000>;
+ interrupt-parent = <&gpio3>;
+ interrupts = <14 IRQ_TYPE_LEVEL_HIGH>;
+
+ regulators {
+ vgen_reg: vgen {
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vmmc1_reg: vmmc1 {
+ regulator-min-microvolt = <1600000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ gpo1_reg: gpo1 {
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ gpo3_reg: gpo3 {
+ regulator-always-on;
+ regulator-boot-on;
+ };
+ };
+ };
+};
&fec {
phy-mode = "mii";
@@ -38,6 +80,16 @@
&iomuxc {
imx27-pdk {
+ pinctrl_cspi2: cspi2grp {
+ fsl,pins = <
+ MX27_PAD_CSPI2_MISO__CSPI2_MISO 0x0
+ MX27_PAD_CSPI2_MOSI__CSPI2_MOSI 0x0
+ MX27_PAD_CSPI2_SCLK__CSPI2_SCLK 0x0
+ MX27_PAD_CSPI2_SS0__GPIO4_21 0x0 /* SPI2 CS0 */
+ MX27_PAD_TOUT__GPIO3_14 0x0 /* PMIC IRQ */
+ >;
+ };
+
pinctrl_fec: fecgrp {
fsl,pins = <
MX27_PAD_SD3_CMD__FEC_TXD0 0x0
--
2.20.1