// SPDX-License-Identifier: GPL-2.0 /* * Base DT for Samsung's family of tablets based on Exynos5420. * * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd. * http://www.samsung.com * Copyright (c) 2022 Henrik Grimler */ /dts-v1/; #include "exynos5420.dtsi" #include "exynos5420-cpus.dtsi" #include #include #include / { chassis-type = "tablet"; /* * To successfully boot the mainline kernel with the stock * bootloader (SBOOT), the tlb needs to be flushed after the * page table pointer has been updated in __common_mmu_cache_on. * The same hack is also needed to boot exynos4412-i9300 with * stock bootloader, and probably other Samsung devices of * similar age. See * https://lore.kernel.org/all/1355276466-18295-1-git-send-email-arve@android.com * for more details. */ chosen { stdout-path = "serial2:115200n8"; }; memory@20000000 { device_type = "memory"; reg = <0x20000000 0xc0000000>; }; firmware@2073000 { compatible = "samsung,secure-firmware"; reg = <0x02073000 0x1000>; }; fixed-rate-clocks { oscclk { compatible = "samsung,exynos5420-oscclk"; clock-frequency = <24000000>; }; }; gpio-keys { compatible = "gpio-keys"; key-power { debounce-interval = <10>; gpios = <&gpx2 2 GPIO_ACTIVE_LOW>; label = "Power"; linux,code = ; wakeup-source; }; key-home { debounce-interval = <10>; gpios = <&gpx0 5 GPIO_ACTIVE_LOW>; label = "Home"; linux,code = ; wakeup-source; }; key-volume-up { debounce-interval = <10>; gpios = <&gpx0 2 GPIO_ACTIVE_LOW>; label = "Volume Up"; linux,code = ; }; key-volume-down { debounce-interval = <10>; gpios = <&gpx0 3 GPIO_ACTIVE_LOW>; label = "Volume Down"; linux,code = ; }; }; }; &cci { /* CCI is disabled in hardware */ status = "disabled"; }; &cpu0 { cpu-supply = <&buck2_reg>; }; &cpu4 { cpu-supply = <&buck6_reg>; }; &gpu { status = "okay"; mali-supply = <&buck4_reg>; }; &hsi2c_7 { status = "okay"; pmic@66 { compatible = "samsung,s2mps11-pmic"; reg = <0x66>; interrupt-parent = <&gpx3>; interrupts = <2 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&s2mps11_irq>; s2mps11_osc: clocks { compatible = "samsung,s2mps11-clk"; #clock-cells = <1>; clock-output-names = "s2mps11_ap", "s2mps11_cp", "s2mps11_bt"; }; regulators { buck1_reg: BUCK1 { regulator-name = "VDD_MIF_1V1"; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1300000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; buck2_reg: BUCK2 { regulator-name = "VDD_ARM_1V0"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <1500000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; buck3_reg: BUCK3 { regulator-name = "VDD_INT_1V0"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <1400000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; buck4_reg: BUCK4 { regulator-name = "VDD_G3D_1V0"; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1400000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; buck5_reg: BUCK5 { regulator-name = "VDD_MEM_1V2"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; buck6_reg: BUCK6 { regulator-name = "VDD_KFC_1V0"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <1500000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; buck7_reg: BUCK7 { regulator-name = "VIN_LLDO_1V4"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1500000>; regulator-always-on; }; buck8_reg: BUCK8 { regulator-name = "VIN_MLDO_2V0"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <2100000>; regulator-always-on; }; buck9_reg: BUCK9 { regulator-name = "VIN_HLDO_3V5"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3500000>; regulator-always-on; }; buck10_reg: BUCK10 { regulator-name = "VDD_CAM_ISP_1V0"; regulator-min-microvolt = <750000>; regulator-max-microvolt = <3550000>; }; ldo1_reg: LDO1 { regulator-name = "VDD_ALIVE_1.0V"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; regulator-always-on; }; ldo2_reg: LDO2 { regulator-name = "VDD_APIO_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo3_reg: LDO3 { regulator-name = "VDD_APIO_MMC01_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-state-mem { regulator-off-in-suspend; }; }; ldo4_reg: LDO4 { regulator-name = "VDD_ADC_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo5_reg: LDO5 { /* Unused */ regulator-name = "VDD_LDO5"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ldo6_reg: LDO6 { regulator-name = "VDD_MIPI_1V0"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; ldo7_reg: LDO7 { regulator-name = "VDD_MIPI_PLL_ABB1_18V"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; ldo8_reg: LDO8 { /* Unused */ regulator-name = "VDD_LDO8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ldo9_reg: LDO9 { regulator-name = "VDD_UOTG_3V0"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo10_reg: LDO10 { regulator-name = "VDDQ_PRE_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo11_reg: LDO11 { regulator-name = "VDD_HSIC_1V0"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo12_reg: LDO12 { regulator-name = "VDD_HSIC_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo13_reg: LDO13 { regulator-name = "VDD_APIO_MMC2_2V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <2800000>; regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; }; ldo14_reg: LDO14 { regulator-name = "VDD_MOTOR_3V0"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo15_reg: LDO15 { regulator-name = "VDD_LDO15"; /* * LDO15 varies between devices and is * specified in the device dts */ }; ldo16_reg: LDO16 { regulator-name = "VDD_AP_2V8"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; regulator-always-on; regulator-boot-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo17_reg: LDO17 { regulator-name = "VDD_LDO17"; /* * LDO17 varies between devices and is * specified in the device dts */ }; ldo18_reg: LDO18 { /* Unused */ regulator-name = "VDD_LDO18"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ldo19_reg: LDO19 { regulator-name = "VDD_VTF_2V8"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo20_reg: LDO20 { regulator-name = "VDD_CAM1_CAM_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo21_reg: LDO21 { regulator-name = "VDD_CAM_IO_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo22_reg: LDO22 { regulator-name = "VDD_CAM0_S_CORE_1V1"; regulator-min-microvolt = <1050000>; regulator-max-microvolt = <1200000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo23_reg: LDO23 { regulator-name = "VDD_MIFS_1V1"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <1100000>; regulator-always-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo24_reg: LDO24 { regulator-name = "VDD_TSP_3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo25_reg: LDO25 { /* Unused */ regulator-name = "VDD_LDO25"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <3950000>; }; ldo26_reg: LDO26 { regulator-name = "VDD_CAM0_AF_2V8"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo27_reg: LDO27 { regulator-name = "VDD_G3DS_1V0"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <1000000>; regulator-always-on; regulator-state-mem { regulator-on-in-suspend; }; }; ldo28_reg: LDO28 { regulator-name = "VDD_LDO28"; /* * LDO28 varies between devices and is * specified in the device dts */ }; ldo29_reg: LDO29 { regulator-name = "VDD_LDO29"; /* * LDO29 varies between devices and is * specified in the device dts */ }; ldo30_reg: LDO30 { regulator-name = "VDD_TOUCH_1V8"; regulator-min-microvolt = <1900000>; regulator-max-microvolt = <1900000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo31_reg: LDO31 { regulator-name = "VDD_LDO31"; /* * LDO31 varies between devices and is * specified in the device dts */ }; ldo32_reg: LDO32 { regulator-name = "VDD_LDO32"; /* * LDO32 varies between devices and is * specified in the device dts */ }; ldo33_reg: LDO33 { regulator-name = "VDD_MHL_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo34_reg: LDO34 { regulator-name = "VDD_MHL_3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo35_reg: LDO35 { regulator-name = "VDD_SIL_1V2"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-state-mem { regulator-off-in-suspend; }; }; ldo36_reg: LDO36 { /* Unused */ regulator-name = "VDD_LDO36"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <3950000>; }; ldo37_reg: LDO37 { /* Unused */ regulator-name = "VDD_LDO37"; regulator-min-microvolt = <800000>; regulator-max-microvolt = <3950000>; }; ldo38_reg: LDO38 { regulator-name = "VDD_KEY_LED_3V3"; regulator-min-microvolt = <2500000>; regulator-max-microvolt = <3300000>; regulator-state-mem { regulator-off-in-suspend; }; }; }; }; }; &mixer { status = "okay"; }; /* Internal storage */ &mmc_0 { status = "okay"; bus-width = <8>; cap-mmc-highspeed; card-detect-delay = <200>; mmc-hs200-1_8v; non-removable; pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8>; pinctrl-names = "default"; samsung,dw-mshc-ciu-div = <3>; samsung,dw-mshc-ddr-timing = <0 2>; samsung,dw-mshc-sdr-timing = <0 4>; vqmmc-supply = <&ldo3_reg>; }; /* External sdcard */ &mmc_2 { status = "okay"; bus-width = <4>; cap-sd-highspeed; card-detect-delay = <200>; cd-gpios = <&gpx2 4 GPIO_ACTIVE_LOW>; pinctrl-0 = <&sd2_clk &sd2_cmd &mmc2_cd &sd2_bus1 &sd2_bus4>; pinctrl-names = "default"; samsung,dw-mshc-ciu-div = <3>; samsung,dw-mshc-ddr-timing = <0 2>; samsung,dw-mshc-sdr-timing = <0 4>; sd-uhs-sdr50; vmmc-supply = <&ldo19_reg>; vqmmc-supply = <&ldo13_reg>; }; &pinctrl_0 { mmc2_cd: mmc2-cd-pins { samsung,pins = "gpx2-4"; samsung,pin-pud = ; }; s2mps11_irq: s2mps11-irq-pins { samsung,pins = "gpx3-0"; samsung,pin-function = ; samsung,pin-pud = ; samsung,pin-drv = ; }; }; &rtc { status = "okay"; clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>; clock-names = "rtc", "rtc_src"; }; &tmu_cpu0 { vtmu-supply = <&ldo10_reg>; }; &tmu_cpu1 { vtmu-supply = <&ldo10_reg>; }; &tmu_cpu2 { vtmu-supply = <&ldo10_reg>; }; &tmu_cpu3 { vtmu-supply = <&ldo10_reg>; }; &tmu_gpu { vtmu-supply = <&ldo10_reg>; }; &usbdrd_dwc3_0 { dr_mode = "peripheral"; }; &usbdrd_dwc3_1 { dr_mode = "peripheral"; }; &usbdrd3_0 { vdd33-supply = <&ldo9_reg>; vdd10-supply = <&ldo11_reg>; }; &usbdrd3_1 { vdd33-supply = <&ldo9_reg>; vdd10-supply = <&ldo11_reg>; };