diff options
Diffstat (limited to 'arch/arm/boot/dts/tegra20-acer-a500-picasso.dts')
| -rw-r--r-- | arch/arm/boot/dts/tegra20-acer-a500-picasso.dts | 877 |
1 files changed, 440 insertions, 437 deletions
diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts index 17afc2c7cb37..08b42952f4de 100644 --- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts +++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts @@ -347,31 +347,34 @@ nvidia,pins = "ddc"; nvidia,function = "i2c2"; }; + pta { nvidia,pins = "pta"; nvidia,function = "rsvd4"; }; }; - state_i2cmux_pta: pinmux-i2cmux-pta { + state_i2cmux_idle: pinmux-i2cmux-idle { ddc { nvidia,pins = "ddc"; nvidia,function = "rsvd4"; }; + pta { nvidia,pins = "pta"; - nvidia,function = "i2c2"; + nvidia,function = "rsvd4"; }; }; - state_i2cmux_idle: pinmux-i2cmux-idle { + state_i2cmux_pta: pinmux-i2cmux-pta { ddc { nvidia,pins = "ddc"; nvidia,function = "rsvd4"; }; + pta { nvidia,pins = "pta"; - nvidia,function = "rsvd4"; + nvidia,function = "i2c2"; }; }; }; @@ -425,6 +428,10 @@ /* Docking station */ }; + pwm: pwm@7000a000 { + status = "okay"; + }; + i2c@7000c000 { clock-frequency = <400000>; status = "okay"; @@ -512,45 +519,6 @@ status = "okay"; }; - i2cmux { - compatible = "i2c-mux-pinctrl"; - #address-cells = <1>; - #size-cells = <0>; - - i2c-parent = <&{/i2c@7000c400}>; - - pinctrl-names = "ddc", "pta", "idle"; - pinctrl-0 = <&state_i2cmux_ddc>; - pinctrl-1 = <&state_i2cmux_pta>; - pinctrl-2 = <&state_i2cmux_idle>; - - hdmi_ddc: i2c@0 { - reg = <0>; - #address-cells = <1>; - #size-cells = <0>; - }; - - panel_ddc: i2c@1 { - reg = <1>; - #address-cells = <1>; - #size-cells = <0>; - - embedded-controller@58 { - compatible = "acer,a500-iconia-ec", "ene,kb930"; - reg = <0x58>; - - system-power-controller; - - monitored-battery = <&bat1010>; - power-supplies = <&mains>; - }; - }; - }; - - pwm: pwm@7000a000 { - status = "okay"; - }; - i2c@7000d000 { clock-frequency = <100000>; status = "okay"; @@ -729,396 +697,6 @@ core-supply = <&vdd_core>; }; - usb@c5000000 { - compatible = "nvidia,tegra20-udc"; - status = "okay"; - dr_mode = "peripheral"; - }; - - usb-phy@c5000000 { - status = "okay"; - dr_mode = "peripheral"; - nvidia,xcvr-setup-use-fuses; - nvidia,xcvr-lsfslew = <2>; - nvidia,xcvr-lsrslew = <2>; - }; - - usb@c5008000 { - status = "okay"; - }; - - usb-phy@c5008000 { - status = "okay"; - nvidia,xcvr-setup-use-fuses; - nvidia,xcvr-lsfslew = <2>; - nvidia,xcvr-lsrslew = <2>; - vbus-supply = <&vdd_5v0_sys>; - }; - - brcm_wifi_pwrseq: wifi-pwrseq { - compatible = "mmc-pwrseq-simple"; - - clocks = <&rtc_32k_wifi>; - clock-names = "ext_clock"; - - reset-gpios = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_LOW>; - post-power-on-delay-ms = <300>; - power-off-delay-us = <300>; - }; - - sdmmc1: mmc@c8000000 { - status = "okay"; - - #address-cells = <1>; - #size-cells = <0>; - - assigned-clocks = <&tegra_car TEGRA20_CLK_SDMMC1>; - assigned-clock-parents = <&tegra_car TEGRA20_CLK_PLL_C>; - assigned-clock-rates = <50000000>; - - max-frequency = <50000000>; - keep-power-in-suspend; - bus-width = <4>; - non-removable; - - mmc-pwrseq = <&brcm_wifi_pwrseq>; - vmmc-supply = <&vdd_3v3_sys>; - vqmmc-supply = <&vdd_1v8_sys>; - - /* Azurewave AW-NH611 BCM4329 */ - wifi@1 { - reg = <1>; - compatible = "brcm,bcm4329-fmac"; - interrupt-parent = <&gpio>; - interrupts = <TEGRA_GPIO(S, 0) IRQ_TYPE_LEVEL_HIGH>; - interrupt-names = "host-wake"; - }; - }; - - sdmmc3: mmc@c8000400 { - status = "okay"; - bus-width = <4>; - cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>; - power-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>; - vmmc-supply = <&vdd_3v3_sys>; - vqmmc-supply = <&vdd_3v3_sys>; - }; - - sdmmc4: mmc@c8000600 { - status = "okay"; - bus-width = <8>; - vmmc-supply = <&vcore_emmc>; - vqmmc-supply = <&vdd_3v3_sys>; - non-removable; - }; - - mains: ac-adapter-detect { - compatible = "gpio-charger"; - charger-type = "mains"; - gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>; - }; - - backlight: backlight { - compatible = "pwm-backlight"; - - enable-gpios = <&gpio TEGRA_GPIO(D, 4) GPIO_ACTIVE_HIGH>; - power-supply = <&vdd_3v3_sys>; - pwms = <&pwm 2 41667>; - - brightness-levels = <7 255>; - num-interpolated-steps = <248>; - default-brightness-level = <20>; - }; - - bat1010: battery-2s1p { - compatible = "simple-battery"; - charge-full-design-microamp-hours = <3260000>; - energy-full-design-microwatt-hours = <24000000>; - operating-range-celsius = <0 40>; - }; - - /* PMIC has a built-in 32KHz oscillator which is used by PMC */ - clk32k_in: clock-32k-in { - compatible = "fixed-clock"; - #clock-cells = <0>; - clock-frequency = <32768>; - clock-output-names = "tps658621-out32k"; - }; - - /* - * This standalone onboard fixed-clock always-ON 32KHz - * oscillator is used as a reference clock-source by the - * Azurewave WiFi/BT module. - */ - rtc_32k_wifi: clock-32k-wifi { - compatible = "fixed-clock"; - #clock-cells = <0>; - clock-frequency = <32768>; - clock-output-names = "kk3270032"; - }; - - cpus { - cpu0: cpu@0 { - cpu-supply = <&vdd_cpu>; - operating-points-v2 = <&cpu0_opp_table>; - #cooling-cells = <2>; - }; - - cpu1: cpu@1 { - cpu-supply = <&vdd_cpu>; - operating-points-v2 = <&cpu0_opp_table>; - #cooling-cells = <2>; - }; - }; - - display-panel { - compatible = "auo,b101ew05", "panel-lvds"; - - ddc-i2c-bus = <&panel_ddc>; - power-supply = <&vdd_pnl>; - backlight = <&backlight>; - - width-mm = <218>; - height-mm = <135>; - - data-mapping = "jeida-18"; - - panel-timing { - clock-frequency = <71200000>; - hactive = <1280>; - vactive = <800>; - hfront-porch = <8>; - hback-porch = <18>; - hsync-len = <184>; - vsync-len = <3>; - vfront-porch = <4>; - vback-porch = <8>; - }; - - port { - panel_input: endpoint { - remote-endpoint = <&lvds_encoder_output>; - }; - }; - }; - - gpio-keys { - compatible = "gpio-keys"; - - key-power { - label = "Power"; - gpios = <&gpio TEGRA_GPIO(I, 3) GPIO_ACTIVE_HIGH>; - linux,code = <KEY_POWER>; - debounce-interval = <10>; - wakeup-event-action = <EV_ACT_ASSERTED>; - wakeup-source; - }; - - key-rotation-lock { - label = "Rotate-lock"; - gpios = <&gpio TEGRA_GPIO(Q, 2) GPIO_ACTIVE_HIGH>; - linux,code = <SW_ROTATE_LOCK>; - linux,input-type = <EV_SW>; - debounce-interval = <10>; - }; - - key-volume-up { - label = "Volume Up"; - gpios = <&gpio TEGRA_GPIO(Q, 4) GPIO_ACTIVE_LOW>; - linux,code = <KEY_VOLUMEUP>; - debounce-interval = <10>; - wakeup-event-action = <EV_ACT_ASSERTED>; - wakeup-source; - }; - - key-volume-down { - label = "Volume Down"; - gpios = <&gpio TEGRA_GPIO(Q, 5) GPIO_ACTIVE_LOW>; - linux,code = <KEY_VOLUMEDOWN>; - debounce-interval = <10>; - wakeup-event-action = <EV_ACT_ASSERTED>; - wakeup-source; - }; - }; - - haptic-feedback { - compatible = "gpio-vibrator"; - enable-gpios = <&gpio TEGRA_GPIO(V, 5) GPIO_ACTIVE_HIGH>; - vcc-supply = <&vdd_3v3_sys>; - }; - - lvds-encoder { - compatible = "ti,sn75lvds83", "lvds-encoder"; - - powerdown-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_LOW>; - power-supply = <&vdd_3v3_sys>; - - ports { - #address-cells = <1>; - #size-cells = <0>; - - port@0 { - reg = <0>; - - lvds_encoder_input: endpoint { - remote-endpoint = <&lcd_output>; - }; - }; - - port@1 { - reg = <1>; - - lvds_encoder_output: endpoint { - remote-endpoint = <&panel_input>; - }; - }; - }; - }; - - vdd_5v0_sys: regulator-5v0 { - compatible = "regulator-fixed"; - regulator-name = "vdd_5v0"; - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5000000>; - regulator-always-on; - }; - - vdd_3v3_sys: regulator-3v3 { - compatible = "regulator-fixed"; - regulator-name = "vdd_3v3_vs"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - vin-supply = <&vdd_5v0_sys>; - }; - - vdd_1v8_sys: regulator-1v8 { - compatible = "regulator-fixed"; - regulator-name = "vdd_1v8_vs"; - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <1800000>; - regulator-always-on; - vin-supply = <&vdd_5v0_sys>; - }; - - vdd_pnl: regulator-panel { - compatible = "regulator-fixed"; - regulator-name = "vdd_panel"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - regulator-enable-ramp-delay = <300000>; - gpio = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>; - enable-active-high; - vin-supply = <&vdd_5v0_sys>; - }; - - sound { - compatible = "nvidia,tegra-audio-wm8903-picasso", - "nvidia,tegra-audio-wm8903"; - nvidia,model = "Acer Iconia Tab A500 WM8903"; - - nvidia,audio-routing = - "Headphone Jack", "HPOUTR", - "Headphone Jack", "HPOUTL", - "Int Spk", "LINEOUTL", - "Int Spk", "LINEOUTR", - "Mic Jack", "MICBIAS", - "IN2L", "Mic Jack", - "IN2R", "Mic Jack", - "IN1L", "Int Mic", - "IN1R", "Int Mic"; - - nvidia,i2s-controller = <&tegra_i2s1>; - nvidia,audio-codec = <&wm8903>; - - nvidia,spkr-en-gpios = <&wm8903 2 GPIO_ACTIVE_HIGH>; - nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>; - nvidia,int-mic-en-gpios = <&wm8903 1 GPIO_ACTIVE_HIGH>; - nvidia,headset; - - clocks = <&tegra_car TEGRA20_CLK_PLL_A>, - <&tegra_car TEGRA20_CLK_PLL_A_OUT0>, - <&tegra_car TEGRA20_CLK_CDEV1>; - clock-names = "pll_a", "pll_a_out0", "mclk"; - }; - - thermal-zones { - /* - * NCT1008 has two sensors: - * - * 0: internal that monitors ambient/skin temperature - * 1: external that is connected to the CPU's diode - * - * Ideally we should use userspace thermal governor, - * but it's a much more complex solution. The "skin" - * zone is a simpler solution which prevents A500 from - * getting too hot from a user's tactile perspective. - * The CPU zone is intended to protect silicon from damage. - */ - - skin-thermal { - polling-delay-passive = <1000>; /* milliseconds */ - polling-delay = <5000>; /* milliseconds */ - - thermal-sensors = <&nct1008 0>; - - trips { - trip0: skin-alert { - /* start throttling at 60C */ - temperature = <60000>; - hysteresis = <200>; - type = "passive"; - }; - - trip1: skin-crit { - /* shut down at 70C */ - temperature = <70000>; - hysteresis = <2000>; - type = "critical"; - }; - }; - - cooling-maps { - map0 { - trip = <&trip0>; - cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, - <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; - }; - }; - }; - - cpu-thermal { - polling-delay-passive = <1000>; /* milliseconds */ - polling-delay = <5000>; /* milliseconds */ - - thermal-sensors = <&nct1008 1>; - - trips { - trip2: cpu-alert { - /* throttle at 85C until temperature drops to 84.8C */ - temperature = <85000>; - hysteresis = <200>; - type = "passive"; - }; - - trip3: cpu-crit { - /* shut down at 90C */ - temperature = <90000>; - hysteresis = <2000>; - type = "critical"; - }; - }; - - cooling-maps { - map1 { - trip = <&trip2>; - cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, - <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; - }; - }; - }; - }; - memory-controller@7000f400 { nvidia,use-ram-code; @@ -1514,9 +1092,434 @@ }; }; }; -}; -&emc_icc_dvfs_opp_table { - /delete-node/ opp-666000000; - /delete-node/ opp-760000000; + usb@c5000000 { + compatible = "nvidia,tegra20-udc"; + status = "okay"; + dr_mode = "peripheral"; + }; + + usb-phy@c5000000 { + status = "okay"; + dr_mode = "peripheral"; + nvidia,xcvr-setup-use-fuses; + nvidia,xcvr-lsfslew = <2>; + nvidia,xcvr-lsrslew = <2>; + }; + + usb@c5008000 { + status = "okay"; + }; + + usb-phy@c5008000 { + status = "okay"; + nvidia,xcvr-setup-use-fuses; + nvidia,xcvr-lsfslew = <2>; + nvidia,xcvr-lsrslew = <2>; + vbus-supply = <&vdd_5v0_sys>; + }; + + sdmmc1: mmc@c8000000 { + status = "okay"; + + #address-cells = <1>; + #size-cells = <0>; + + assigned-clocks = <&tegra_car TEGRA20_CLK_SDMMC1>; + assigned-clock-parents = <&tegra_car TEGRA20_CLK_PLL_C>; + assigned-clock-rates = <50000000>; + + max-frequency = <50000000>; + keep-power-in-suspend; + bus-width = <4>; + non-removable; + + mmc-pwrseq = <&brcm_wifi_pwrseq>; + vmmc-supply = <&vdd_3v3_sys>; + vqmmc-supply = <&vdd_1v8_sys>; + + /* Azurewave AW-NH611 BCM4329 */ + wifi@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + interrupt-parent = <&gpio>; + interrupts = <TEGRA_GPIO(S, 0) IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "host-wake"; + }; + }; + + sdmmc3: mmc@c8000400 { + status = "okay"; + bus-width = <4>; + cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>; + power-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>; + vmmc-supply = <&vdd_3v3_sys>; + vqmmc-supply = <&vdd_3v3_sys>; + }; + + sdmmc4: mmc@c8000600 { + status = "okay"; + bus-width = <8>; + vmmc-supply = <&vcore_emmc>; + vqmmc-supply = <&vdd_3v3_sys>; + non-removable; + }; + + mains: ac-adapter-detect { + compatible = "gpio-charger"; + charger-type = "mains"; + gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>; + }; + + backlight: backlight { + compatible = "pwm-backlight"; + + enable-gpios = <&gpio TEGRA_GPIO(D, 4) GPIO_ACTIVE_HIGH>; + power-supply = <&vdd_3v3_sys>; + pwms = <&pwm 2 41667>; + + brightness-levels = <7 255>; + num-interpolated-steps = <248>; + default-brightness-level = <20>; + }; + + bat1010: battery-2s1p { + compatible = "simple-battery"; + charge-full-design-microamp-hours = <3260000>; + energy-full-design-microwatt-hours = <24000000>; + operating-range-celsius = <0 40>; + }; + + /* PMIC has a built-in 32KHz oscillator which is used by PMC */ + clk32k_in: clock-32k-in { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-output-names = "tps658621-out32k"; + }; + + /* + * This standalone onboard fixed-clock always-ON 32KHz + * oscillator is used as a reference clock-source by the + * Azurewave WiFi/BT module. + */ + rtc_32k_wifi: clock-32k-wifi { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-output-names = "kk3270032"; + }; + + cpus { + cpu0: cpu@0 { + cpu-supply = <&vdd_cpu>; + operating-points-v2 = <&cpu0_opp_table>; + #cooling-cells = <2>; + }; + + cpu1: cpu@1 { + cpu-supply = <&vdd_cpu>; + operating-points-v2 = <&cpu0_opp_table>; + #cooling-cells = <2>; + }; + }; + + display-panel { + compatible = "auo,b101ew05", "panel-lvds"; + + ddc-i2c-bus = <&panel_ddc>; + power-supply = <&vdd_pnl>; + backlight = <&backlight>; + + width-mm = <218>; + height-mm = <135>; + + data-mapping = "jeida-18"; + + panel-timing { + clock-frequency = <71200000>; + hactive = <1280>; + vactive = <800>; + hfront-porch = <8>; + hback-porch = <18>; + hsync-len = <184>; + vsync-len = <3>; + vfront-porch = <4>; + vback-porch = <8>; + }; + + port { + panel_input: endpoint { + remote-endpoint = <&lvds_encoder_output>; + }; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + key-power { + label = "Power"; + gpios = <&gpio TEGRA_GPIO(I, 3) GPIO_ACTIVE_HIGH>; + linux,code = <KEY_POWER>; + debounce-interval = <10>; + wakeup-event-action = <EV_ACT_ASSERTED>; + wakeup-source; + }; + + key-rotation-lock { + label = "Rotate-lock"; + gpios = <&gpio TEGRA_GPIO(Q, 2) GPIO_ACTIVE_HIGH>; + linux,code = <SW_ROTATE_LOCK>; + linux,input-type = <EV_SW>; + debounce-interval = <10>; + }; + + key-volume-down { + label = "Volume Down"; + gpios = <&gpio TEGRA_GPIO(Q, 5) GPIO_ACTIVE_LOW>; + linux,code = <KEY_VOLUMEDOWN>; + debounce-interval = <10>; + wakeup-event-action = <EV_ACT_ASSERTED>; + wakeup-source; + }; + + key-volume-up { + label = "Volume Up"; + gpios = <&gpio TEGRA_GPIO(Q, 4) GPIO_ACTIVE_LOW>; + linux,code = <KEY_VOLUMEUP>; + debounce-interval = <10>; + wakeup-event-action = <EV_ACT_ASSERTED>; + wakeup-source; + }; + }; + + haptic-feedback { + compatible = "gpio-vibrator"; + enable-gpios = <&gpio TEGRA_GPIO(V, 5) GPIO_ACTIVE_HIGH>; + vcc-supply = <&vdd_3v3_sys>; + }; + + i2cmux { + compatible = "i2c-mux-pinctrl"; + #address-cells = <1>; + #size-cells = <0>; + + i2c-parent = <&{/i2c@7000c400}>; + + pinctrl-names = "ddc", "pta", "idle"; + pinctrl-0 = <&state_i2cmux_ddc>; + pinctrl-1 = <&state_i2cmux_pta>; + pinctrl-2 = <&state_i2cmux_idle>; + + hdmi_ddc: i2c@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + panel_ddc: i2c@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + embedded-controller@58 { + compatible = "acer,a500-iconia-ec", "ene,kb930"; + reg = <0x58>; + + system-power-controller; + + monitored-battery = <&bat1010>; + power-supplies = <&mains>; + }; + }; + }; + + lvds-encoder { + compatible = "ti,sn75lvds83", "lvds-encoder"; + + powerdown-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_LOW>; + power-supply = <&vdd_3v3_sys>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + lvds_encoder_input: endpoint { + remote-endpoint = <&lcd_output>; + }; + }; + + port@1 { + reg = <1>; + + lvds_encoder_output: endpoint { + remote-endpoint = <&panel_input>; + }; + }; + }; + }; + + opp-table-emc { + /delete-node/ opp-666000000; + /delete-node/ opp-760000000; + }; + + vdd_5v0_sys: regulator-5v0 { + compatible = "regulator-fixed"; + regulator-name = "vdd_5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; + + vdd_3v3_sys: regulator-3v3 { + compatible = "regulator-fixed"; + regulator-name = "vdd_3v3_vs"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + vin-supply = <&vdd_5v0_sys>; + }; + + vdd_1v8_sys: regulator-1v8 { + compatible = "regulator-fixed"; + regulator-name = "vdd_1v8_vs"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + vin-supply = <&vdd_5v0_sys>; + }; + + vdd_pnl: regulator-panel { + compatible = "regulator-fixed"; + regulator-name = "vdd_panel"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <300000>; + gpio = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>; + enable-active-high; + vin-supply = <&vdd_5v0_sys>; + }; + + sound { + compatible = "nvidia,tegra-audio-wm8903-picasso", + "nvidia,tegra-audio-wm8903"; + nvidia,model = "Acer Iconia Tab A500 WM8903"; + + nvidia,audio-routing = + "Headphone Jack", "HPOUTR", + "Headphone Jack", "HPOUTL", + "Int Spk", "LINEOUTL", + "Int Spk", "LINEOUTR", + "Mic Jack", "MICBIAS", + "IN2L", "Mic Jack", + "IN2R", "Mic Jack", + "IN1L", "Int Mic", + "IN1R", "Int Mic"; + + nvidia,i2s-controller = <&tegra_i2s1>; + nvidia,audio-codec = <&wm8903>; + + nvidia,spkr-en-gpios = <&wm8903 2 GPIO_ACTIVE_HIGH>; + nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>; + nvidia,int-mic-en-gpios = <&wm8903 1 GPIO_ACTIVE_HIGH>; + nvidia,headset; + + clocks = <&tegra_car TEGRA20_CLK_PLL_A>, + <&tegra_car TEGRA20_CLK_PLL_A_OUT0>, + <&tegra_car TEGRA20_CLK_CDEV1>; + clock-names = "pll_a", "pll_a_out0", "mclk"; + }; + + thermal-zones { + /* + * NCT1008 has two sensors: + * + * 0: internal that monitors ambient/skin temperature + * 1: external that is connected to the CPU's diode + * + * Ideally we should use userspace thermal governor, + * but it's a much more complex solution. The "skin" + * zone is a simpler solution which prevents A500 from + * getting too hot from a user's tactile perspective. + * The CPU zone is intended to protect silicon from damage. + */ + + skin-thermal { + polling-delay-passive = <1000>; /* milliseconds */ + polling-delay = <5000>; /* milliseconds */ + + thermal-sensors = <&nct1008 0>; + + trips { + trip0: skin-alert { + /* start throttling at 60C */ + temperature = <60000>; + hysteresis = <200>; + type = "passive"; + }; + + trip1: skin-crit { + /* shut down at 70C */ + temperature = <70000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&trip0>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + + cpu-thermal { + polling-delay-passive = <1000>; /* milliseconds */ + polling-delay = <5000>; /* milliseconds */ + + thermal-sensors = <&nct1008 1>; + + trips { + trip2: cpu-alert { + /* throttle at 85C until temperature drops to 84.8C */ + temperature = <85000>; + hysteresis = <200>; + type = "passive"; + }; + + trip3: cpu-crit { + /* shut down at 90C */ + temperature = <90000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map1 { + trip = <&trip2>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; + + brcm_wifi_pwrseq: wifi-pwrseq { + compatible = "mmc-pwrseq-simple"; + + clocks = <&rtc_32k_wifi>; + clock-names = "ext_clock"; + + reset-gpios = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_LOW>; + post-power-on-delay-ms = <300>; + power-off-delay-us = <300>; + }; }; |