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@xxxxxxxxxxx> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> --- arch/arm/boot/dts/exynos4210-trats.dts | 237 +++++++++++++++++++++++++++++++++ arch/arm/mach-exynos/Makefile.boot | 2 +- 2 files changed, 238 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/exynos4210-trats.dts diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts new file mode 100644 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 31bd181..a79d999 100644 --- 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 -- 1.7.12 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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