diff options
Diffstat (limited to 'arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi')
-rw-r--r-- | arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi | 597 |
1 files changed, 597 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi b/arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi new file mode 100644 index 0000000000..d838bf0d5d --- /dev/null +++ b/arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi @@ -0,0 +1,597 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Google Veyron (and derivatives) board device tree source + * + * Copyright 2015 Google, Inc + */ + +#include <dt-bindings/clock/rockchip,rk808.h> +#include <dt-bindings/input/input.h> +#include "rk3288.dtsi" + +/ { + aliases { + mmc0 = &emmc; + }; + + chosen { + stdout-path = "serial2:115200n8"; + }; + + /* + * The default coreboot on veyron devices ignores memory@0 nodes + * and would instead create another memory node. + */ + memory { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x80000000>; + }; + + + power_button: power-button { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pwr_key_l>; + + key-power { + label = "Power"; + gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>; + linux,code = <KEY_POWER>; + debounce-interval = <100>; + wakeup-source; + }; + }; + + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&ap_warm_reset_h>; + priority = <200>; + }; + + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + pinctrl-0 = <&emmc_reset>; + pinctrl-names = "default"; + reset-gpios = <&gpio2 RK_PB1 GPIO_ACTIVE_HIGH>; + }; + + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&rk808 RK808_CLKOUT1>; + clock-names = "ext_clock"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_enable_h>; + + /* + * Depending on the actual card populated GPIO4 D4 + * correspond to one of these signals on the module: + * + * D4: + * - SDIO_RESET_L_WL_REG_ON + * - PDN (power down when low) + */ + reset-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_LOW>; + }; + + vcc_5v: vcc-5v { + compatible = "regulator-fixed"; + regulator-name = "vcc_5v"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + }; + + vcc33_sys: vcc33-sys { + compatible = "regulator-fixed"; + regulator-name = "vcc33_sys"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vcc50_hdmi: vcc50-hdmi { + compatible = "regulator-fixed"; + regulator-name = "vcc50_hdmi"; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc_5v>; + }; + + vdd_logic: vdd-logic { + compatible = "pwm-regulator"; + regulator-name = "vdd_logic"; + + pwms = <&pwm1 0 1994 0>; + pwm-supply = <&vcc33_sys>; + + pwm-dutycycle-range = <0x7b 0>; + pwm-dutycycle-unit = <0x94>; + + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1350000>; + regulator-ramp-delay = <4000>; + }; +}; + +&cpu0 { + cpu0-supply = <&vdd_cpu>; +}; + +&cpu_crit { + temperature = <100000>; +}; + +/* rk3288-c used in Veyron Chrome-devices has slightly changed OPPs */ +&cpu_opp_table { + /delete-node/ opp-312000000; + + opp-1512000000 { + opp-microvolt = <1250000>; + }; + opp-1608000000 { + opp-microvolt = <1300000>; + }; + opp-1704000000 { + opp-hz = /bits/ 64 <1704000000>; + opp-microvolt = <1350000>; + }; + opp-1800000000 { + opp-hz = /bits/ 64 <1800000000>; + opp-microvolt = <1400000>; + }; +}; + +&emmc { + status = "okay"; + + bus-width = <8>; + cap-mmc-highspeed; + rockchip,default-sample-phase = <158>; + disable-wp; + mmc-hs200-1_8v; + mmc-pwrseq = <&emmc_pwrseq>; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; +}; + +&gpu { + mali-supply = <&vdd_gpu>; + status = "okay"; +}; + +&gpu_alert0 { + temperature = <72500>; +}; + +&gpu_crit { + temperature = <100000>; +}; + +&hdmi { + pinctrl-names = "default", "unwedge"; + pinctrl-0 = <&hdmi_ddc>; + pinctrl-1 = <&hdmi_ddc_unwedge>; + status = "okay"; +}; + +&i2c0 { + status = "okay"; + + clock-frequency = <400000>; + i2c-scl-falling-time-ns = <50>; /* 2.5ns measured */ + i2c-scl-rising-time-ns = <100>; /* 45ns measured */ + + rk808: pmic@1b { + compatible = "rockchip,rk808"; + reg = <0x1b>; + clock-output-names = "xin32k", "wifibt_32kin"; + interrupt-parent = <&gpio0>; + interrupts = <RK_PA4 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&pmic_int_l>; + rockchip,system-power-controller; + wakeup-source; + #clock-cells = <1>; + + vcc1-supply = <&vcc33_sys>; + vcc2-supply = <&vcc33_sys>; + vcc3-supply = <&vcc33_sys>; + vcc4-supply = <&vcc33_sys>; + vcc6-supply = <&vcc_5v>; + vcc7-supply = <&vcc33_sys>; + vcc8-supply = <&vcc33_sys>; + vcc12-supply = <&vcc_18>; + vddio-supply = <&vcc33_io>; + + regulators { + vdd_cpu: DCDC_REG1 { + regulator-name = "vdd_arm"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <750000>; + regulator-max-microvolt = <1450000>; + regulator-ramp-delay = <6001>; + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vdd_gpu: DCDC_REG2 { + regulator-name = "vdd_gpu"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1250000>; + regulator-ramp-delay = <6001>; + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vcc135_ddr: DCDC_REG3 { + regulator-name = "vcc135_ddr"; + regulator-always-on; + regulator-boot-on; + regulator-state-mem { + regulator-on-in-suspend; + }; + }; + + /* + * vcc_18 has several aliases. (vcc18_flashio and + * vcc18_wl). We'll add those aliases here just to + * make it easier to follow the schematic. The signals + * are actually hooked together and only separated for + * power measurement purposes). + */ + vcc18_wl: vcc18_flashio: vcc_18: DCDC_REG4 { + regulator-name = "vcc_18"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1800000>; + }; + }; + + /* + * Note that both vcc33_io and vcc33_pmuio are always + * powered together. To simplify the logic in the dts + * we just refer to vcc33_io every time something is + * powered from vcc33_pmuio. In fact, on later boards + * (such as danger) they're the same net. + */ + vcc33_io: LDO_REG1 { + regulator-name = "vcc33_io"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <3300000>; + }; + }; + + vdd_10: LDO_REG3 { + regulator-name = "vdd_10"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1000000>; + }; + }; + + vdd10_lcd_pwren_h: LDO_REG7 { + regulator-name = "vdd10_lcd_pwren_h"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vcc33_lcd: SWITCH_REG1 { + regulator-name = "vcc33_lcd"; + regulator-always-on; + regulator-boot-on; + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + }; + }; +}; + +&i2c1 { + status = "okay"; + + clock-frequency = <400000>; + i2c-scl-falling-time-ns = <50>; /* 2.5ns measured */ + i2c-scl-rising-time-ns = <100>; /* 40ns measured */ + + tpm: tpm@20 { + compatible = "infineon,slb9645tt"; + reg = <0x20>; + powered-while-suspended; + }; +}; + +&i2c2 { + status = "okay"; + + /* 100kHz since 4.7k resistors don't rise fast enough */ + clock-frequency = <100000>; + i2c-scl-falling-time-ns = <50>; /* 10ns measured */ + i2c-scl-rising-time-ns = <800>; /* 600ns measured */ +}; + +&i2c4 { + status = "okay"; + + clock-frequency = <400000>; + i2c-scl-falling-time-ns = <50>; /* 11ns measured */ + i2c-scl-rising-time-ns = <300>; /* 225ns measured */ +}; + +&io_domains { + status = "okay"; + + bb-supply = <&vcc33_io>; + dvp-supply = <&vcc_18>; + flash0-supply = <&vcc18_flashio>; + gpio1830-supply = <&vcc33_io>; + gpio30-supply = <&vcc33_io>; + lcdc-supply = <&vcc33_lcd>; + wifi-supply = <&vcc18_wl>; +}; + +&pwm1 { + status = "okay"; +}; + +&sdio0 { + status = "okay"; + + bus-width = <4>; + cap-sd-highspeed; + cap-sdio-irq; + keep-power-in-suspend; + mmc-pwrseq = <&sdio_pwrseq>; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + vmmc-supply = <&vcc33_sys>; + vqmmc-supply = <&vcc18_wl>; +}; + +&spi2 { + status = "okay"; + + rx-sample-delay-ns = <12>; + + flash@0 { + compatible = "jedec,spi-nor"; + spi-max-frequency = <50000000>; + reg = <0>; + }; +}; + +&tsadc { + status = "okay"; + + rockchip,hw-tshut-mode = <1>; /* tshut mode 0:CRU 1:GPIO */ + rockchip,hw-tshut-polarity = <1>; /* tshut polarity 0:LOW 1:HIGH */ + rockchip,hw-tshut-temp = <125000>; +}; + +&uart0 { + status = "okay"; + + /* Pins don't include flow control by default; add that in */ + pinctrl-names = "default"; + pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>; +}; + +&uart1 { + status = "okay"; +}; + +&uart2 { + status = "okay"; +}; + +&usbphy { + status = "okay"; +}; + +&usb_host0_ehci { + status = "okay"; + + needs-reset-on-resume; +}; + +&usb_host1 { + status = "okay"; + snps,need-phy-for-wake; +}; + +&usb_otg { + status = "okay"; + + assigned-clocks = <&cru SCLK_USBPHY480M_SRC>; + assigned-clock-parents = <&usbphy0>; + dr_mode = "host"; + snps,need-phy-for-wake; +}; + +&vopb { + status = "okay"; +}; + +&vopb_mmu { + status = "okay"; +}; + +&wdt { + status = "okay"; +}; + +&pinctrl { + pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { + bias-disable; + drive-strength = <8>; + }; + + pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { + bias-pull-up; + drive-strength = <8>; + }; + + pcfg_output_high: pcfg-output-high { + output-high; + }; + + pcfg_output_low: pcfg-output-low { + output-low; + }; + + buttons { + pwr_key_l: pwr-key-l { + rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + emmc { + emmc_reset: emmc-reset { + rockchip,pins = <2 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + /* + * We run eMMC at max speed; bump up drive strength. + * We also have external pulls, so disable the internal ones. + */ + emmc_clk: emmc-clk { + rockchip,pins = <3 RK_PC2 2 &pcfg_pull_none_drv_8ma>; + }; + + emmc_cmd: emmc-cmd { + rockchip,pins = <3 RK_PC0 2 &pcfg_pull_none_drv_8ma>; + }; + + emmc_bus8: emmc-bus8 { + rockchip,pins = <3 RK_PA0 2 &pcfg_pull_none_drv_8ma>, + <3 RK_PA1 2 &pcfg_pull_none_drv_8ma>, + <3 RK_PA2 2 &pcfg_pull_none_drv_8ma>, + <3 RK_PA3 2 &pcfg_pull_none_drv_8ma>, + <3 RK_PA4 2 &pcfg_pull_none_drv_8ma>, + <3 RK_PA5 2 &pcfg_pull_none_drv_8ma>, + <3 RK_PA6 2 &pcfg_pull_none_drv_8ma>, + <3 RK_PA7 2 &pcfg_pull_none_drv_8ma>; + }; + }; + + pmic { + pmic_int_l: pmic-int-l { + rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + reboot { + ap_warm_reset_h: ap-warm-reset-h { + rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + recovery-switch { + rec_mode_l: rec-mode-l { + rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + sdio0 { + wifi_enable_h: wifienable-h { + rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + /* NOTE: mislabelled on schematic; should be bt_enable_h */ + bt_enable_l: bt-enable-l { + rockchip,pins = <4 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_host_wake: bt-host-wake { + rockchip,pins = <4 RK_PD7 RK_FUNC_GPIO &pcfg_pull_down>; + }; + + bt_host_wake_l: bt-host-wake-l { + rockchip,pins = <4 RK_PD7 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + /* + * We run sdio0 at max speed; bump up drive strength. + * We also have external pulls, so disable the internal ones. + */ + sdio0_bus4: sdio0-bus4 { + rockchip,pins = <4 RK_PC4 1 &pcfg_pull_none_drv_8ma>, + <4 RK_PC5 1 &pcfg_pull_none_drv_8ma>, + <4 RK_PC6 1 &pcfg_pull_none_drv_8ma>, + <4 RK_PC7 1 &pcfg_pull_none_drv_8ma>; + }; + + sdio0_cmd: sdio0-cmd { + rockchip,pins = <4 RK_PD0 1 &pcfg_pull_none_drv_8ma>; + }; + + sdio0_clk: sdio0-clk { + rockchip,pins = <4 RK_PD1 1 &pcfg_pull_none_drv_8ma>; + }; + + /* + * These pins are only present on very new veyron boards; on + * older boards bt_dev_wake is simply always high. Note that + * gpio4_D2 is a NC on old veyron boards, so it doesn't hurt + * to map this pin everywhere + */ + bt_dev_wake_sleep: bt-dev-wake-sleep { + rockchip,pins = <4 RK_PD2 RK_FUNC_GPIO &pcfg_output_low>; + }; + + bt_dev_wake_awake: bt-dev-wake-awake { + rockchip,pins = <4 RK_PD2 RK_FUNC_GPIO &pcfg_output_high>; + }; + + bt_dev_wake: bt-dev-wake { + rockchip,pins = <4 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + tpm { + tpm_int_h: tpm-int-h { + rockchip,pins = <7 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + write-protect { + fw_wp_ap: fw-wp-ap { + rockchip,pins = <7 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; |