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 | 501 ++++++++++++++++++++++++ 1 file changed, 501 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..8fe191b --- /dev/null +++ b/arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi @@ -0,0 +1,501 @@ +/* + * 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 <dt-bindings/clock/samsung,s2mps11.h> +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include "exynos4412.dtsi" +#include "exynos4412-ppmu-common.dtsi" +#include "exynos-mfc-reserved-memory.dtsi" + +/ { + memory@40000000 { + device_type = "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>; + }; + }; + + 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"; + 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>; +}; + +&hsotg { + vusb_d-supply = <&ldo15_reg>; + vusb_a-supply = <&ldo12_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 */ + }; + + ldo5_reg: LDO5 { + regulator-name = "VDD_LDO5"; + op_mode = <0>; /* Always off 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 */ + }; + + ldo19_reg: LDO19 { + regulator-name = "VDD_LDO19"; + op_mode = <0>; /* Always off 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 */ + }; + }; + + s5m8767_osc: clocks { + #clock-cells = <1>; + clock-output-names = "s5m8767_ap", + "s5m8767_cp", "s5m8767_bt"; + }; + + }; +}; + +&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; +}; + +&pinctrl_1 { + hsic_reset: hsic-reset { + samsung,pins = "gpm2-4"; + samsung,pin-function = <1>; + samsung,pin-pud = <0>; + samsung,pin-drv = <3>; + }; +}; + +&rtc { + status = "okay"; + clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>; + clock-names = "rtc", "rtc_src"; +}; + +&tmu { + vtmu-supply = <&ldo16_reg>; + status = "okay"; +}; + +&watchdog { + status = "okay"; +}; -- 2.7.4 -- 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
 |