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Diffstat (limited to 'arch/arm/boot/dts/rk3288-veyron.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/rk3288-veyron.dtsi | 563 |
1 files changed, 563 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3288-veyron.dtsi b/arch/arm/boot/dts/rk3288-veyron.dtsi new file mode 100644 index 000000000000..2fa7a0dc83f7 --- /dev/null +++ b/arch/arm/boot/dts/rk3288-veyron.dtsi @@ -0,0 +1,563 @@ +/* + * Google Veyron (and derivatives) board device tree source + * + * Copyright 2015 Google, Inc + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include <dt-bindings/clock/rockchip,rk808.h> +#include <dt-bindings/input/input.h> +#include "rk3288.dtsi" + +/ { + memory { + device_type = "memory"; + reg = <0x0 0x80000000>; + }; + + gpio_keys: gpio-keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&pwr_key_l>; + power { + label = "Power"; + gpios = <&gpio0 5 GPIO_ACTIVE_LOW>; + linux,code = <KEY_POWER>; + debounce-interval = <100>; + gpio-key,wakeup; + }; + }; + + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpio0 13 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 9 GPIO_ACTIVE_HIGH>; + }; + + io_domains: io-domains { + compatible = "rockchip,rk3288-io-voltage-domain"; + rockchip,grf = <&grf>; + + 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>; + }; + + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&rk808 RK808_CLKOUT1>; + clock-names = "ext_clock"; + pinctrl-names = "default"; + pinctrl-0 = <&bt_enable_l>, <&wifi_enable_h>; + + /* + * On the module itself this is one of these (depending + * on the actual card populated): + * - SDIO_RESET_L_WL_REG_ON + * - PDN (power down when low) + */ + reset-gpios = <&gpio4 28 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>; + }; +}; + +&cpu0 { + cpu0-supply = <&vdd_cpu>; +}; + +&emmc { + status = "okay"; + + broken-cd; + bus-width = <8>; + cap-mmc-highspeed; + disable-wp; + mmc-pwrseq = <&emmc_pwrseq>; + non-removable; + num-slots = <1>; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; +}; + +&hdmi { + 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 = <4 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-on-in-suspend; + regulator-suspend-microvolt = <1000000>; + }; + }; + + 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 */ +}; + +&i2c5 { + status = "okay"; + + clock-frequency = <100000>; + i2c-scl-falling-time-ns = <300>; + i2c-scl-rising-time-ns = <1000>; +}; + +&pwm1 { + status = "okay"; +}; + +&sdio0 { + status = "okay"; + + broken-cd; + bus-width = <4>; + cap-sd-highspeed; + cap-sdio-irq; + keep-power-in-suspend; + mmc-pwrseq = <&sdio_pwrseq>; + non-removable; + num-slots = <1>; + pinctrl-names = "default"; + pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>; + vmmc-supply = <&vcc33_sys>; + vqmmc-supply = <&vcc18_wl>; +}; + +&spi2 { + status = "okay"; + + rx-sample-delay-ns = <12>; +}; + +&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 */ +}; + +&uart0 { + status = "okay"; + + /* We need to go faster than 24MHz, so adjust clock parents / rates */ + assigned-clocks = <&cru SCLK_UART0>; + assigned-clock-rates = <48000000>; + + /* 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"; +}; + +&usb_otg { + status = "okay"; + + assigned-clocks = <&cru SCLK_USBPHY480M_SRC>; + assigned-clock-parents = <&cru SCLK_OTGPHY0>; + dr_mode = "host"; +}; + +&vopb { + status = "okay"; +}; + +&vopb_mmu { + status = "okay"; +}; + +&wdt { + status = "okay"; +}; + +&pinctrl { + pinctrl-names = "default", "sleep"; + pinctrl-0 = < + /* Common for sleep and wake, but no owners */ + &global_pwroff + >; + pinctrl-1 = < + /* Common for sleep and wake, but no owners */ + &global_pwroff + >; + + 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 5 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + emmc { + emmc_reset: emmc-reset { + rockchip,pins = <2 9 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 18 RK_FUNC_2 &pcfg_pull_none_drv_8ma>; + }; + + emmc_cmd: emmc-cmd { + rockchip,pins = <3 16 RK_FUNC_2 &pcfg_pull_none_drv_8ma>; + }; + + emmc_bus8: emmc-bus8 { + rockchip,pins = <3 0 RK_FUNC_2 &pcfg_pull_none_drv_8ma>, + <3 1 RK_FUNC_2 &pcfg_pull_none_drv_8ma>, + <3 2 RK_FUNC_2 &pcfg_pull_none_drv_8ma>, + <3 3 RK_FUNC_2 &pcfg_pull_none_drv_8ma>, + <3 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>, + <3 5 RK_FUNC_2 &pcfg_pull_none_drv_8ma>, + <3 6 RK_FUNC_2 &pcfg_pull_none_drv_8ma>, + <3 7 RK_FUNC_2 &pcfg_pull_none_drv_8ma>; + }; + }; + + pmic { + pmic_int_l: pmic-int-l { + rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + reboot { + ap_warm_reset_h: ap-warm-reset-h { + rockchip,pins = <RK_GPIO0 13 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + recovery-switch { + rec_mode_l: rec-mode-l { + rockchip,pins = <0 9 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + sdio0 { + wifi_enable_h: wifienable-h { + rockchip,pins = <4 28 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + /* NOTE: mislabelled on schematic; should be bt_enable_h */ + bt_enable_l: bt-enable-l { + rockchip,pins = <4 29 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 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>, + <4 21 RK_FUNC_1 &pcfg_pull_none_drv_8ma>, + <4 22 RK_FUNC_1 &pcfg_pull_none_drv_8ma>, + <4 23 RK_FUNC_1 &pcfg_pull_none_drv_8ma>; + }; + + sdio0_cmd: sdio0-cmd { + rockchip,pins = <4 24 RK_FUNC_1 &pcfg_pull_none_drv_8ma>; + }; + + sdio0_clk: sdio0-clk { + rockchip,pins = <4 25 RK_FUNC_1 &pcfg_pull_none_drv_8ma>; + }; + }; + + tpm { + tpm_int_h: tpm-int-h { + rockchip,pins = <7 4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + /* + * On Marvell-based hardware this is a no-connect. Make sure we enable + * the pullup so that the line doesn't float. The pullup shouldn't + * hurt on Broadcom-based hardware since the other side is actively + * driving this signal. As proof: we've already got a pullup on RX. + */ + uart0 { + uart0_cts: uart0-cts { + rockchip,pins = <4 18 RK_FUNC_1 &pcfg_pull_up>; + }; + }; + + write-protect { + fw_wp_ap: fw-wp-ap { + rockchip,pins = <7 6 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; |