On 08/28/2016 01:21 PM, Randy Li wrote: > The TOPEET itop is a samsung exnynos 4412 core board, which have > two package versions. This patch add the support for SCP version. > > Currently supported are USB3503A HSIC, USB OTG, eMMC, rtc and > PMIC. The future features are in the based board. Also MFC and > watchdog have been enabled. > > Signed-off-by: Randy Li <ayaka@xxxxxxxxxxx> > --- > arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi | 489 ++++++++++++++++++++++++ > 1 file changed, 489 insertions(+) > create mode 100644 arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi > > diff --git a/arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi b/arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi > new file mode 100644 > index 0000000..ce5076c > --- /dev/null > +++ b/arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi > @@ -0,0 +1,489 @@ > +/* > + * TOPEET's Exynos4412 based itop board device tree source > + * > + * Copyright (c) 2016 SUMOMO Computer Association > + * https://www.sumomo.mobi > + * Randy Li <ayaka@xxxxxxxxxxx> > + * > + * Device tree source file for TOPEET iTop Exynos 4412 SCP package core > + * board which is based on Samsung's Exynos4412 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. > +*/ > + > +#include "exynos4412.dtsi" > +#include "exynos4412-ppmu-common.dtsi" > +#include "exynos-mfc-reserved-memory.dtsi" > +#include <dt-bindings/gpio/gpio.h> > +#include <dt-bindings/input/input.h> First system-wide includes, then local ones. > + > +/ { > + memory { > + reg = <0x40000000 0x40000000>; > + }; > + > + firmware@0203F000 { > + compatible = "samsung,secure-firmware"; > + reg = <0x0203F000 0x1000>; > + }; > + > + fixed-rate-clocks { > + xxti { > + compatible = "samsung,clock-xxti"; > + clock-frequency = <0>; > + }; > + > + xusbxti { > + compatible = "samsung,clock-xusbxti"; > + clock-frequency = <24000000>; > + }; > + > + /* Clock from S5M8767A AP32K */ > + ap32k: xrtcxti { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <32768000>; 1. 32 MHz? Usually it is 32 kHz... Did you test these DTS? 2. Please use existing S5M8767 driver. > + }; > + }; > + > + thermal-zones { > + cpu_thermal: cpu-thermal { > + cooling-maps { > + map0 { > + /* Corresponds to 800MHz at freq_table */ > + cooling-device = <&cpu0 7 7>; > + }; > + map1 { > + /* Corresponds to 200MHz at freq_table */ > + cooling-device = <&cpu0 13 13>; > + }; > + }; > + }; > + }; > + > + usb-hub { > + compatible = "smsc,usb3503a"; Floating USB hub? Isn't it connected to SoC through I2C? > + reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>; > + connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>; > + intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>; > + pinctrl-names = "default"; > + pinctrl-0 = <&hsic_reset>; > + }; > +}; > + > +&bus_dmc { > + devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>; > + vdd-supply = <&buck1_reg>; > + status = "okay"; > +}; > + > +&bus_acp { > + devfreq = <&bus_dmc>; > + status = "okay"; > +}; > + > +&bus_c2c { > + devfreq = <&bus_dmc>; > + status = "okay"; > +}; > + > +&bus_leftbus { > + devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>; > + vdd-supply = <&buck3_reg>; > + status = "okay"; > +}; > + > +&bus_rightbus { > + devfreq = <&bus_leftbus>; > + status = "okay"; > +}; > + > +&bus_fsys { > + devfreq = <&bus_leftbus>; > + status = "okay"; > +}; > + > +&bus_peri { > + devfreq = <&bus_leftbus>; > + status = "okay"; > +}; > + > +&bus_mfc { > + devfreq = <&bus_leftbus>; > + status = "okay"; > +}; > + > +&cpu0 { > + cpu0-supply = <&buck2_reg>; > +}; > + > +&i2c_1 { > + #address-cells = <1>; > + #size-cells = <0>; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <400000>; > + pinctrl-0 = <&i2c1_bus>; > + pinctrl-names = "default"; > + status = "okay"; > + > + s5m8767: s5m8767_pmic@66 { > + compatible = "samsung,s5m8767-pmic"; > + reg = <0x66>; > + > + s5m8767,pmic-buck-default-dvs-idx = <3>; > + > + s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>, > + <&gpb 6 GPIO_ACTIVE_HIGH>, > + <&gpb 7 GPIO_ACTIVE_HIGH>; > + > + s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>, > + <&gpm3 6 GPIO_ACTIVE_HIGH>, > + <&gpm3 7 GPIO_ACTIVE_HIGH>; > + > + /* VDD_ARM */ > + s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>, > + <1243750>, <1118750>, > + <1068750>, <1012500>, > + <956250>, <900000>; > + /* VDD_INT */ > + s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>, > + <925000>, <925000>, > + <887500>, <887500>, > + <850000>, <850000>; > + /* VDD_G3D */ > + s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>, > + <1025000>, <950000>, > + <918750>, <900000>, > + <875000>, <831250>; > + > + regulators { > + ldo1_reg: LDO1 { > + regulator-name = "VDD_ALIVE"; > + regulator-min-microvolt = <1100000>; > + regulator-max-microvolt = <1100000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + /* SCP uses 1.5v, POP uses 1.2v */ > + ldo2_reg: LDO2 { > + regulator-name = "VDDQ_M12"; > + regulator-min-microvolt = <1500000>; > + regulator-max-microvolt = <1500000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo3_reg: LDO3 { > + regulator-name = "VDDIOAP_18"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo4_reg: LDO4 { > + regulator-name = "VDDQ_PRE"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo6_reg: LDO6 { > + regulator-name = "VDD10_MPLL"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo7_reg: LDO7 { > + regulator-name = "VDD10_XPLL"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo8_reg: LDO8 { > + regulator-name = "VDD10_MIPI"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo9_reg: LDO9 { > + regulator-name = "VDD33_LCD"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo10_reg: LDO10 { > + regulator-name = "VDD18_MIPI"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo11_reg: LDO11 { > + regulator-name = "VDD18_ABB1"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo12_reg: LDO12 { > + regulator-name = "VDD33_UOTG"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo13_reg: LDO13 { > + regulator-name = "VDDIOPERI_18"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo14_reg: LDO14 { > + regulator-name = "VDD18_ABB02"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo15_reg: LDO15 { > + regulator-name = "VDD10_USH"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo16_reg: LDO16 { > + regulator-name = "VDD18_HSIC"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo17_reg: LDO17 { > + regulator-name = "VDDIOAP_MMC012_28"; > + regulator-min-microvolt = <2800000>; > + regulator-max-microvolt = <2800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + /* Used by HSIC */ > + ldo18_reg: LDO18 { > + regulator-name = "VDDIOPERI_28"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo20_reg: LDO20 { > + regulator-name = "VDD28_CAM"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <2800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo21_reg: LDO21 { > + regulator-name = "VDD28_AF"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <2800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo22_reg: LDO22 { > + regulator-name = "VDDA28_2M"; > + regulator-min-microvolt = <2800000>; > + regulator-max-microvolt = <2800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo23_reg: LDO23 { > + regulator-name = "VDD28_TF"; > + regulator-min-microvolt = <2800000>; > + regulator-max-microvolt = <2800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo24_reg: LDO24 { > + regulator-name = "VDD33_A31"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo25_reg: LDO25 { > + regulator-name = "VDD18_CAM"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo26_reg: LDO26 { > + regulator-name = "VDD18_A31"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo27_reg: LDO27 { > + regulator-name = "GPS_1V8"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + ldo28_reg: LDO28 { > + regulator-name = "DVDD12"; > + regulator-min-microvolt = <1200000>; > + regulator-max-microvolt = <1200000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck1_reg: BUCK1 { > + regulator-name = "vdd_mif"; > + regulator-min-microvolt = <850000>; > + regulator-max-microvolt = <1100000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck2_reg: BUCK2 { > + regulator-name = "vdd_arm"; > + regulator-min-microvolt = <850000>; > + regulator-max-microvolt = <1456250>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck3_reg: BUCK3 { > + regulator-name = "vdd_int"; > + regulator-min-microvolt = <875000>; > + regulator-max-microvolt = <1200000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck4_reg: BUCK4 { > + regulator-name = "vdd_g3d"; > + regulator-min-microvolt = <750000>; > + regulator-max-microvolt = <1500000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck5_reg: BUCK5 { > + regulator-name = "vdd_m12"; > + regulator-min-microvolt = <750000>; > + regulator-max-microvolt = <1500000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck6_reg: BUCK6 { > + regulator-name = "vdd12_5m"; > + regulator-min-microvolt = <750000>; > + regulator-max-microvolt = <1500000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck7_reg: BUCK7 { > + regulator-name = "pvdd_buck7"; > + regulator-min-microvolt = <750000>; > + regulator-max-microvolt = <2000000>; > + regulator-boot-on; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck8_reg: BUCK8 { > + regulator-name = "pvdd_buck8"; > + regulator-min-microvolt = <750000>; > + regulator-max-microvolt = <1500000>; > + regulator-boot-on; > + regulator-always-on; > + op_mode = <1>; /* Normal Mode */ > + }; > + > + buck9_reg: BUCK9 { > + regulator-name = "vddf28_emmc"; > + regulator-min-microvolt = <750000>; > + regulator-max-microvolt = <3000000>; > + op_mode = <1>; /* Normal Mode */ > + }; > + }; > + }; > +}; > + > +&pinctrl_1 { Please put it in alphabetical order. > + hsic_reset: hsic-reset { > + samsung,pins = "gpm2-4"; > + samsung,pin-function = <1>; > + samsung,pin-pud = <0>; > + samsung,pin-drv = <3>; > + }; > +}; > + > +&mfc { > + status = "okay"; > +}; > + > +&mshc_0 { > + pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>; > + pinctrl-names = "default"; > + status = "okay"; > + vmmc-supply = <&buck9_reg>; > + num-slots = <1>; > + broken-cd; > + card-detect-delay = <200>; > + samsung,dw-mshc-ciu-div = <3>; > + samsung,dw-mshc-sdr-timing = <2 3>; > + samsung,dw-mshc-ddr-timing = <1 2>; > + bus-width = <8>; > + cap-mmc-highspeed; > +}; > + > +&hsotg { Please put it in alphabetical order. > + vusb_d-supply = <&ldo15_reg>; > + vusb_a-supply = <&ldo12_reg>; > +}; > + > +&rtc { > + status = "okay"; > + clocks = <&clock CLK_RTC>, <&ap32k>; Use S5M8767/S2MPS bindings for AP clock. > + clock-names = "rtc", "rtc_src"; > +}; > + > +&watchdog { Please put it in alphabetical order. Best regards, Krzysztof > + status = "okay"; > +}; > + > +&tmu { > + vtmu-supply = <&ldo16_reg>; > + status = "okay"; > +}; > -- 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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