| // 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 <dt-bindings/input/input.h> |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/clock/samsung,s2mps11.h> |
| |
| / { |
| 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. |
| */ |
| |
| aliases { |
| mmc0 = &mmc_0; |
| mmc1 = &mmc_1; |
| mmc2 = &mmc_2; |
| }; |
| |
| chosen { |
| stdout-path = "serial2:115200n8"; |
| }; |
| |
| memory@20000000 { |
| device_type = "memory"; |
| reg = <0x20000000 0xbfa00000>; |
| }; |
| |
| 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 = <KEY_POWER>; |
| wakeup-source; |
| }; |
| |
| key-home { |
| debounce-interval = <10>; |
| gpios = <&gpx0 5 GPIO_ACTIVE_LOW>; |
| label = "Home"; |
| linux,code = <KEY_HOME>; |
| wakeup-source; |
| }; |
| |
| key-volume-up { |
| debounce-interval = <10>; |
| gpios = <&gpx0 2 GPIO_ACTIVE_LOW>; |
| label = "Volume Up"; |
| linux,code = <KEY_VOLUMEUP>; |
| }; |
| |
| key-volume-down { |
| debounce-interval = <10>; |
| gpios = <&gpx0 3 GPIO_ACTIVE_LOW>; |
| label = "Volume Down"; |
| linux,code = <KEY_VOLUMEDOWN>; |
| }; |
| }; |
| |
| mmc1_pwrseq: pwrseq { |
| compatible = "mmc-pwrseq-simple"; |
| reset-gpios = <&gpy7 7 GPIO_ACTIVE_LOW>; |
| clocks = <&s2mps11_osc S2MPS11_CLK_BT>; |
| clock-names = "ext_clock"; |
| }; |
| }; |
| |
| &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-ddr-1_8v; |
| 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>; |
| }; |
| |
| /* WiFi */ |
| &mmc_1 { |
| bus-width = <4>; |
| cap-sd-highspeed; |
| cap-sdio-irq; |
| card-detect-delay = <200>; |
| keep-power-in-suspend; |
| mmc-pwrseq = <&mmc1_pwrseq>; |
| non-removable; |
| pinctrl-0 = <&sd1_clk>, <&sd1_cmd>, <&sd1_int>, <&sd1_bus1>, |
| <&sd1_bus4>, <&wifi_en>; |
| pinctrl-names = "default"; |
| vqmmc-supply = <&ldo2_reg>; |
| samsung,dw-mshc-ciu-div = <1>; |
| samsung,dw-mshc-ddr-timing = <0 2>; |
| samsung,dw-mshc-sdr-timing = <0 1>; |
| status = "okay"; |
| }; |
| |
| /* 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 = <EXYNOS_PIN_PULL_NONE>; |
| }; |
| |
| s2mps11_irq: s2mps11-irq-pins { |
| samsung,pins = "gpx3-0"; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_F>; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; |
| }; |
| |
| wifi_en: wifi-en-pins { |
| samsung,pins = "gpy7-7"; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| }; |
| }; |
| |
| &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>; |
| }; |
