ARM: dts: Add basic dts file for Samsung Trats board

This commit adds basic device tree for Exynos4210-based Trats board.
Currently it provides support for eMMC over sdhci and MAX8997 PMIC.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
new file mode 100644 (file)
index 0000000..73567b8
--- /dev/null
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -0,0 +1,237 @@
+/*
+ * Samsung's Exynos4210 based Trats board device tree source
+ *
+ * Copyright (c) 2012 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com
+ *
+ * Device tree source file for Samsung's Trats board which is based on
+ * Samsung's Exynos4210 SoC.
+ *
+ * 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.
+*/
+
+/dts-v1/;
+/include/ "exynos4210.dtsi"
+
+/ {
+       model = "Samsung Trats based on Exynos4210";
+       compatible = "samsung,trats", "samsung,exynos4210";
+
+       memory {
+               reg =  <0x40000000 0x20000000
+                       0x60000000 0x20000000>;
+       };
+
+       chosen {
+               bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
+       };
+
+       vemmc_reg: voltage-regulator@0 {
+               compatible = "regulator-fixed";
+               regulator-name = "VMEM_VDD_2.8V";
+               regulator-min-microvolt = <2800000>;
+               regulator-max-microvolt = <2800000>;
+               gpio = <&gpk0 2 1 0 0>;
+               enable-active-high;
+       };
+
+       sdhci_emmc: sdhci@12510000 {
+               bus-width = <8>;
+               non-removable;
+               broken-voltage;
+               gpios = <&gpk0 0 2 0 3>,
+                       <&gpk0 1 2 0 3>,
+                       <&gpk0 3 2 2 3>,
+                       <&gpk0 4 2 2 3>,
+                       <&gpk0 5 2 2 3>,
+                       <&gpk0 6 2 2 3>,
+                       <&gpk1 3 3 3 3>,
+                       <&gpk1 4 3 3 3>,
+                       <&gpk1 5 3 3 3>,
+                       <&gpk1 6 3 3 3>;
+               vmmc-supply = <&vemmc_reg>;
+               status = "okay";
+       };
+
+       serial@13800000 {
+               status = "okay";
+       };
+
+       serial@13810000 {
+               status = "okay";
+       };
+
+       serial@13820000 {
+               status = "okay";
+       };
+
+       serial@13830000 {
+               status = "okay";
+       };
+
+       i2c@138B0000 {
+               samsung,i2c-sda-delay = <100>;
+               samsung,i2c-slave-addr = <0x10>;
+               samsung,i2c-max-bus-freq = <100000>;
+               gpios = <&gpb 6 3 3 0>,
+                       <&gpb 7 3 3 0>;
+               status = "okay";
+
+               max8997_pmic@66 {
+                       compatible = "maxim,max8997-pmic";
+
+                       reg = <0x66>;
+
+                       max8997,pmic-buck1-uses-gpio-dvs;
+                       max8997,pmic-buck2-uses-gpio-dvs;
+                       max8997,pmic-buck5-uses-gpio-dvs;
+
+                       max8997,pmic-ignore-gpiodvs-side-effect;
+                       max8997,pmic-buck125-default-dvs-idx = <0>;
+
+                       max8997,pmic-buck125-dvs-gpios = <&gpx0 5 1 0 0>,
+                                                        <&gpx0 6 1 0 0>,
+                                                        <&gpl0 0 1 0 0>;
+
+                       max8997,pmic-buck1-dvs-voltage = <1350000>, <1300000>,
+                                                        <1250000>, <1200000>,
+                                                        <1150000>, <1100000>,
+                                                        <1000000>, <950000>;
+
+                       max8997,pmic-buck2-dvs-voltage = <1100000>, <1000000>,
+                                                        <950000>,  <900000>,
+                                                        <1100000>, <1000000>,
+                                                        <950000>,  <900000>;
+
+                       max8997,pmic-buck5-dvs-voltage = <1200000>, <1200000>,
+                                                        <1200000>, <1200000>,
+                                                        <1200000>, <1200000>,
+                                                        <1200000>, <1200000>;
+
+                       regulators {
+                               valive_reg: LDO2 {
+                                    regulator-name = "VALIVE_1.1V_C210";
+                                    regulator-min-microvolt = <1100000>;
+                                    regulator-max-microvolt = <1100000>;
+                                    regulator-always-on;
+                               };
+
+                               vusb_reg: LDO3 {
+                                    regulator-name = "VUSB_1.1V_C210";
+                                    regulator-min-microvolt = <1100000>;
+                                    regulator-max-microvolt = <1100000>;
+                               };
+
+                               vmipi_reg: LDO4 {
+                                    regulator-name = "VMIPI_1.8V";
+                                    regulator-min-microvolt = <1800000>;
+                                    regulator-max-microvolt = <1800000>;
+                               };
+
+                               vpda_reg: LDO6 {
+                                    regulator-name = "VCC_1.8V_PDA";
+                                    regulator-min-microvolt = <1800000>;
+                                    regulator-max-microvolt = <1800000>;
+                                    regulator-always-on;
+                               };
+
+                               vcam_reg: LDO7 {
+                                    regulator-name = "CAM_ISP_1.8V";
+                                    regulator-min-microvolt = <1800000>;
+                                    regulator-max-microvolt = <1800000>;
+                               };
+
+                               vusbdac_reg: LDO8 {
+                                    regulator-name = "VUSB/VDAC_3.3V_C210";
+                                    regulator-min-microvolt = <3300000>;
+                                    regulator-max-microvolt = <3300000>;
+                               };
+
+                               vccpda_reg: LDO9 {
+                                    regulator-name = "VCC_2.8V_PDA";
+                                    regulator-min-microvolt = <2800000>;
+                                    regulator-max-microvolt = <2800000>;
+                                    regulator-always-on;
+                               };
+
+                               vpll_reg: LDO10 {
+                                    regulator-name = "VPLL_1.1V_C210";
+                                    regulator-min-microvolt = <1100000>;
+                                    regulator-max-microvolt = <1100000>;
+                                    regulator-always-on;
+                               };
+
+                               vcclcd_reg: LDO13 {
+                                    regulator-name = "VCC_3.3V_LCD";
+                                    regulator-min-microvolt = <3300000>;
+                                    regulator-max-microvolt = <3300000>;
+                               };
+
+                               vlcd_reg: LDO15 {
+                                    regulator-name = "VLCD_2.2V";
+                                    regulator-min-microvolt = <2200000>;
+                                    regulator-max-microvolt = <2200000>;
+                               };
+
+                               camsensor_reg: LDO16 {
+                                    regulator-name = "CAM_SENSOR_IO_1.8V";
+                                    regulator-min-microvolt = <1800000>;
+                                    regulator-max-microvolt = <1800000>;
+                               };
+
+                               vddq_reg: LDO21 {
+                                    regulator-name = "VDDQ_M1M2_1.2V";
+                                    regulator-min-microvolt = <1200000>;
+                                    regulator-max-microvolt = <1200000>;
+                                    regulator-always-on;
+                               };
+
+                               varm_breg: BUCK1 {
+                                    regulator-name = "VARM_1.2V_C210";
+                                    regulator-min-microvolt = <900000>;
+                                    regulator-max-microvolt = <1350000>;
+                                    regulator-always-on;
+                               };
+
+                               vint_breg: BUCK2 {
+                                    regulator-name = "VINT_1.1V_C210";
+                                    regulator-min-microvolt = <900000>;
+                                    regulator-max-microvolt = <1100000>;
+                                    regulator-always-on;
+                               };
+
+                               camisp_breg: BUCK4 {
+                                    regulator-name = "CAM_ISP_CORE_1.2V";
+                                    regulator-min-microvolt = <1200000>;
+                                    regulator-max-microvolt = <1200000>;
+                               };
+
+                               vmem_breg: BUCK5 {
+                                    regulator-name = "VMEM_1.2V_C210";
+                                    regulator-min-microvolt = <1200000>;
+                                    regulator-max-microvolt = <1200000>;
+                                    regulator-always-on;
+                               };
+
+                               vccsub_breg: BUCK7 {
+                                    regulator-name = "VCC_SUB_2.0V";
+                                    regulator-min-microvolt = <2000000>;
+                                    regulator-max-microvolt = <2000000>;
+                                    regulator-always-on;
+                               };
+
+                               safe1_sreg: ESAFEOUT1 {
+                                    regulator-name = "SAFEOUT1";
+                                    regulator-always-on;
+                               };
+
+                               safe2_sreg: ESAFEOUT2 {
+                                    regulator-name = "SAFEOUT2";
+                                    regulator-boot-on;
+                               };
+                       };
+               };
+       };
+};

diff --git a/arch/arm/mach-exynos/Makefile.boot b/arch/arm/mach-exynos/Makefile.boot
index 31bd181b0514e2221f14fe3c8f778697ab8f32a3..a79d999725cbcf3d2c343d7d27fec8016500f996 100644 (file)
--- a/arch/arm/mach-exynos/Makefile.boot
+++ b/arch/arm/mach-exynos/Makefile.boot
@@ -1,5 +1,5 @@
    zreladdr-y  += 0x40008000
 params_phys-y  := 0x40000100
 
-dtb-$(CONFIG_MACH_EXYNOS4_DT) += exynos4210-origen.dtb exynos4210-smdkv310.dtb
+dtb-$(CONFIG_MACH_EXYNOS4_DT) += exynos4210-origen.dtb exynos4210-smdkv310.dtb exynos4210-trats.dtb
 dtb-$(CONFIG_MACH_EXYNOS5_DT) += exynos5250-smdk5250.dtb