diff options
Diffstat (limited to 'arch/arm/boot/dts/exynos5250-snow-common.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/exynos5250-snow-common.dtsi | 714 |
1 files changed, 714 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5250-snow-common.dtsi b/arch/arm/boot/dts/exynos5250-snow-common.dtsi new file mode 100644 index 000000000..3d84b9c6d --- /dev/null +++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi @@ -0,0 +1,714 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Google Snow board device tree source + * + * Copyright (c) 2012 Google, Inc + */ + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/clock/maxim,max77686.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/sound/samsung-i2s.h> +#include "exynos5250.dtsi" + +/ { + aliases { + i2c104 = &i2c_104; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0x40000000 0x80000000>; + }; + + chosen { + bootargs = "console=tty1"; + stdout-path = "serial3:115200n8"; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&power_key_irq &lid_irq>; + + power-key { + label = "Power"; + gpios = <&gpx1 3 GPIO_ACTIVE_LOW>; + linux,code = <KEY_POWER>; + wakeup-source; + }; + + lid-switch { + label = "Lid"; + gpios = <&gpx3 5 GPIO_ACTIVE_LOW>; + linux,input-type = <5>; /* EV_SW */ + linux,code = <0>; /* SW_LID */ + debounce-interval = <1>; + wakeup-source; + }; + }; + + vbat: vbat-fixed-regulator { + compatible = "regulator-fixed"; + regulator-name = "vbat-supply"; + regulator-boot-on; + }; + + i2c-arbitrator { + compatible = "i2c-arb-gpio-challenge"; + #address-cells = <1>; + #size-cells = <0>; + + i2c-parent = <&i2c_4>; + + our-claim-gpio = <&gpf0 3 GPIO_ACTIVE_LOW>; + their-claim-gpios = <&gpe0 4 GPIO_ACTIVE_LOW>; + slew-delay-us = <10>; + wait-retry-us = <3000>; + wait-free-us = <50000>; + + pinctrl-names = "default"; + pinctrl-0 = <&arb_our_claim &arb_their_claim>; + + /* Use ID 104 as a hint that we're on physical bus 4 */ + i2c_104: i2c@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + + battery: sbs-battery@b { + compatible = "sbs,sbs-battery"; + reg = <0xb>; + sbs,poll-retry-count = <1>; + }; + + cros_ec: embedded-controller@1e { + compatible = "google,cros-ec-i2c"; + reg = <0x1e>; + interrupts = <6 IRQ_TYPE_NONE>; + interrupt-parent = <&gpx1>; + pinctrl-names = "default"; + pinctrl-0 = <&ec_irq>; + wakeup-source; + }; + + power-regulator@48 { + compatible = "ti,tps65090"; + reg = <0x48>; + + /* + * Config irq to disable internal pulls + * even though we run in polling mode. + */ + pinctrl-names = "default"; + pinctrl-0 = <&tps65090_irq>; + + vsys1-supply = <&vbat>; + vsys2-supply = <&vbat>; + vsys3-supply = <&vbat>; + infet1-supply = <&vbat>; + infet2-supply = <&vbat>; + infet3-supply = <&vbat>; + infet4-supply = <&vbat>; + infet5-supply = <&vbat>; + infet6-supply = <&vbat>; + infet7-supply = <&vbat>; + vsys-l1-supply = <&vbat>; + vsys-l2-supply = <&vbat>; + + regulators { + dcdc1 { + ti,enable-ext-control; + }; + dcdc2 { + ti,enable-ext-control; + }; + dcdc3 { + ti,enable-ext-control; + }; + fet1: fet1 { + regulator-name = "vcd_led"; + ti,overcurrent-wait = <3>; + }; + tps65090_fet2: fet2 { + regulator-name = "video_mid"; + regulator-always-on; + ti,overcurrent-wait = <3>; + }; + fet3 { + regulator-name = "wwan_r"; + regulator-always-on; + ti,overcurrent-wait = <3>; + }; + fet4 { + regulator-name = "sdcard"; + ti,overcurrent-wait = <3>; + }; + fet5 { + regulator-name = "camout"; + regulator-always-on; + ti,overcurrent-wait = <3>; + }; + fet6: fet6 { + regulator-name = "lcd_vdd"; + ti,overcurrent-wait = <3>; + }; + tps65090_fet7: fet7 { + regulator-name = "video_mid_1a"; + regulator-always-on; + ti,overcurrent-wait = <3>; + }; + ldo1 { + }; + ldo2 { + }; + }; + + charger { + compatible = "ti,tps65090-charger"; + }; + }; + }; + }; + + sound { + samsung,i2s-controller = <&i2s0>; + }; + + usb3_vbus_reg: regulator-usb3 { + compatible = "regulator-fixed"; + regulator-name = "P5.0V_USB3CON"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&usb3_vbus_en>; + enable-active-high; + }; + + fixed-rate-clocks { + xxti { + compatible = "samsung,clock-xxti"; + clock-frequency = <24000000>; + }; + }; + + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 0 1000000 0>; + brightness-levels = <0 100 500 1000 1500 2000 2500 2800>; + default-brightness-level = <7>; + enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>; + power-supply = <&fet1>; + pinctrl-0 = <&pwm0_out>; + pinctrl-names = "default"; + }; + + panel: panel { + compatible = "auo,b116xw03"; + power-supply = <&fet6>; + backlight = <&backlight>; + + port { + panel_in: endpoint { + remote-endpoint = <&bridge_out>; + }; + }; + }; + + mmc3_pwrseq: mmc3-pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpx0 2 GPIO_ACTIVE_LOW>, /* WIFI_RSTn */ + <&gpx0 1 GPIO_ACTIVE_LOW>; /* WIFI_EN */ + clocks = <&max77686 MAX77686_CLK_PMIC>; + clock-names = "ext_clock"; + }; +}; + +&clock { + assigned-clocks = <&clock CLK_FOUT_EPLL>; + assigned-clock-rates = <49152000>; +}; + +&clock_audss { + assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>; + assigned-clock-parents = <&clock CLK_FOUT_EPLL>; +}; + +&cpu0 { + cpu0-supply = <&buck2_reg>; +}; + +&dp { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&dp_hpd>; + samsung,color-space = <0>; + samsung,color-depth = <1>; + samsung,link-rate = <0x0a>; + samsung,lane-count = <2>; + hpd-gpios = <&gpx0 7 GPIO_ACTIVE_HIGH>; + + ports { + port { + dp_out: endpoint { + remote-endpoint = <&bridge_in>; + }; + }; + }; +}; + +&ehci { + samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>; +}; + +&fimd { + status = "okay"; + samsung,invert-vclk; +}; + +&hdmi { + status = "okay"; + hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&hdmi_hpd_irq>; + ddc = <&i2c_2>; + hdmi-en-supply = <&tps65090_fet7>; + vdd-supply = <&ldo8_reg>; + vdd_osc-supply = <&ldo10_reg>; + vdd_pll-supply = <&ldo8_reg>; +}; + +&hdmicec { + status = "okay"; +}; + +&i2c_0 { + status = "okay"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <378000>; + + max77686: pmic@9 { + compatible = "maxim,max77686"; + interrupt-parent = <&gpx3>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&max77686_irq>; + wakeup-source; + reg = <0x09>; + #clock-cells = <1>; + + voltage-regulators { + ldo1_reg: LDO1 { + regulator-name = "P1.0V_LDO_OUT1"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + ldo2_reg: LDO2 { + regulator-name = "P1.8V_LDO_OUT2"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + ldo3_reg: LDO3 { + regulator-name = "P1.8V_LDO_OUT3"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + ldo7_reg: LDO7 { + regulator-name = "P1.1V_LDO_OUT7"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-always-on; + }; + + ldo8_reg: LDO8 { + regulator-name = "P1.0V_LDO_OUT8"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + ldo10_reg: LDO10 { + regulator-name = "P1.8V_LDO_OUT10"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + ldo12_reg: LDO12 { + regulator-name = "P3.0V_LDO_OUT12"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-always-on; + }; + + ldo14_reg: LDO14 { + regulator-name = "P1.8V_LDO_OUT14"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + ldo15_reg: LDO15 { + regulator-name = "P1.0V_LDO_OUT15"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + ldo16_reg: LDO16 { + regulator-name = "P1.8V_LDO_OUT16"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + buck1_reg: BUCK1 { + regulator-name = "vdd_mif"; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + regulator-boot-on; + }; + + buck2_reg: BUCK2 { + regulator-name = "vdd_arm"; + regulator-min-microvolt = <850000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + regulator-boot-on; + }; + + buck3_reg: BUCK3 { + regulator-name = "vdd_int"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; + regulator-boot-on; + }; + + buck4_reg: BUCK4 { + regulator-name = "vdd_g3d"; + regulator-min-microvolt = <850000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + regulator-boot-on; + }; + + buck5_reg: BUCK5 { + regulator-name = "P1.8V_BUCK_OUT5"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + }; + + buck6_reg: BUCK6 { + regulator-name = "P1.35V_BUCK_OUT6"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + }; + + buck7_reg: BUCK7 { + regulator-name = "P2.0V_BUCK_OUT7"; + regulator-min-microvolt = <2000000>; + regulator-max-microvolt = <2000000>; + regulator-always-on; + }; + + buck8_reg: BUCK8 { + regulator-name = "P2.85V_BUCK_OUT8"; + regulator-min-microvolt = <2850000>; + regulator-max-microvolt = <2850000>; + regulator-always-on; + }; + }; + }; +}; + +&i2c_1 { + status = "okay"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <378000>; + + trackpad@67 { + reg = <0x67>; + compatible = "cypress,cyapa"; + interrupts = <2 IRQ_TYPE_NONE>; + interrupt-parent = <&gpx1>; + wakeup-source; + }; +}; + +/* + * Disabled pullups since external part has its own pullups and + * double-pulling gets us out of spec in some cases. + */ +&i2c2_bus { + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; +}; + +&i2c_2 { + status = "okay"; + /* used by HDMI DDC */ + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <66000>; +}; + +&i2c_3 { + status = "okay"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <66000>; +}; + +&i2c_4 { + status = "okay"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <66000>; +}; + +&i2c_5 { + status = "okay"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <66000>; +}; + +&i2c_7 { + status = "okay"; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <66000>; + + ptn3460: lvds-bridge@20 { + compatible = "nxp,ptn3460"; + reg = <0x20>; + powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>; + edid-emulation = <5>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + bridge_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + + port@1 { + reg = <1>; + + bridge_in: endpoint { + remote-endpoint = <&dp_out>; + }; + }; + }; + }; +}; + +&i2c_8 { + status = "okay"; + /* used by HDMI PHY */ + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <378000>; +}; + +&i2s0 { + assigned-clocks = <&i2s0 CLK_I2S_RCLK_SRC>; + assigned-clock-parents = <&clock_audss EXYNOS_I2S_BUS>; + status = "okay"; +}; + +&mali { + mali-supply = <&buck4_reg>; + status = "okay"; +}; + +&mixer { + status = "okay"; +}; + +/* eMMC flash */ +&mmc_0 { + status = "okay"; + non-removable; + samsung,dw-mshc-ciu-div = <3>; + samsung,dw-mshc-sdr-timing = <2 3>; + samsung,dw-mshc-ddr-timing = <1 2>; + pinctrl-names = "default"; + pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>; + bus-width = <8>; + cap-mmc-highspeed; +}; + +/* uSD card */ +&mmc_2 { + status = "okay"; + card-detect-delay = <200>; + samsung,dw-mshc-ciu-div = <3>; + samsung,dw-mshc-sdr-timing = <2 3>; + samsung,dw-mshc-ddr-timing = <1 2>; + pinctrl-names = "default"; + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>; + bus-width = <4>; + wp-gpios = <&gpc2 1 GPIO_ACTIVE_HIGH>; + cap-sd-highspeed; +}; + +/* + * On Snow we've got SIP WiFi and so can keep drive strengths low to + * reduce EMI. + * + * WiFi SDIO module + */ +&mmc_3 { + status = "okay"; + non-removable; + cap-sdio-irq; + keep-power-in-suspend; + samsung,dw-mshc-ciu-div = <3>; + samsung,dw-mshc-sdr-timing = <2 3>; + samsung,dw-mshc-ddr-timing = <1 2>; + pinctrl-names = "default"; + pinctrl-0 = <&sd3_clk &sd3_cmd &sd3_bus4 &wifi_en &wifi_rst>; + bus-width = <4>; + cap-sd-highspeed; + mmc-pwrseq = <&mmc3_pwrseq>; +}; + +&pinctrl_0 { + wifi_en: wifi-en-pins { + samsung,pins = "gpx0-1"; + samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + wifi_rst: wifi-rst-pins { + samsung,pins = "gpx0-2"; + samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + power_key_irq: power-key-irq-pins { + samsung,pins = "gpx1-3"; + samsung,pin-function = <EXYNOS_PIN_FUNC_F>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + ec_irq: ec-irq-pins { + samsung,pins = "gpx1-6"; + samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + tps65090_irq: tps65090-irq-pins { + samsung,pins = "gpx2-6"; + samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + usb3_vbus_en: usb3-vbus-en-pins { + samsung,pins = "gpx2-7"; + samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + max77686_irq: max77686-irq-pins { + samsung,pins = "gpx3-2"; + samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + lid_irq: lid-irq-pins { + samsung,pins = "gpx3-5"; + samsung,pin-function = <EXYNOS_PIN_FUNC_F>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + hdmi_hpd_irq: hdmi-hpd-irq-pins { + samsung,pins = "gpx3-7"; + samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; +}; + +&pinctrl_1 { + arb_their_claim: arb-their-claim-pins { + samsung,pins = "gpe0-4"; + samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + arb_our_claim: arb-our-claim-pins { + samsung,pins = "gpf0-3"; + samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; +}; + +&pmu_system_controller { + assigned-clocks = <&pmu_system_controller 0>; + assigned-clock-parents = <&clock CLK_FIN_PLL>; +}; + +&rtc { + status = "okay"; + clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>; + clock-names = "rtc", "rtc_src"; +}; + +&sd3_bus4 { + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; +}; + +&sd3_clk { + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; +}; + +&sd3_cmd { + samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; +}; + +&spi_1 { + status = "okay"; + samsung,spi-src-clk = <0>; + num-cs = <1>; + cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>; +}; + +&usbdrd { + vdd10-supply = <&ldo15_reg>; + vdd33-supply = <&ldo12_reg>; +}; + +&usbdrd_dwc3 { + dr_mode = "host"; +}; + +&usbdrd_phy { + vbus-supply = <&usb3_vbus_reg>; +}; + +#include "cros-ec-keyboard.dtsi" |