diff options
Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi | 865 |
1 files changed, 865 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi new file mode 100644 index 000000000..7ba25315d --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi @@ -0,0 +1,865 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Google Gru (and derivatives) board device tree source + * + * Copyright 2016-2017 Google, Inc + */ + +#include <dt-bindings/input/input.h> +#include "rk3399.dtsi" +#include "rk3399-op1-opp.dtsi" + +/ { + aliases { + mmc0 = &sdmmc; + mmc1 = &sdhci; + }; + + chosen { + stdout-path = "serial2:115200n8"; + }; + + /* + * Power Tree + * + * In general an attempt is made to include all rails called out by + * the schematic as long as those rails interact in some way with + * the AP. AKA: + * - Rails that only connect to the EC (or devices that the EC talks to) + * are not included. + * - Rails _are_ included if the rails go to the AP even if the AP + * doesn't currently care about them / they are always on. The idea + * here is that it makes it easier to map to the schematic or extend + * later. + * + * If two rails are substantially the same from the AP's point of + * view, though, we won't create a full fixed regulator. We'll just + * put the child rail as an alias of the parent rail. Sometimes rails + * look the same to the AP because one of these is true: + * - The EC controls the enable and the EC always enables a rail as + * long as the AP is running. + * - The rails are actually connected to each other by a jumper and + * the distinction is just there to add clarity/flexibility to the + * schematic. + */ + + ppvar_sys: ppvar-sys { + compatible = "regulator-fixed"; + regulator-name = "ppvar_sys"; + regulator-always-on; + regulator-boot-on; + }; + + pp1200_lpddr: pp1200-lpddr { + compatible = "regulator-fixed"; + regulator-name = "pp1200_lpddr"; + + /* EC turns on w/ lpddr_pwr_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + + vin-supply = <&ppvar_sys>; + }; + + pp1800: pp1800 { + compatible = "regulator-fixed"; + regulator-name = "pp1800"; + + /* Always on when ppvar_sys shows power good */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + + vin-supply = <&ppvar_sys>; + }; + + pp3300: pp3300 { + compatible = "regulator-fixed"; + regulator-name = "pp3300"; + + /* Always on; plain and simple */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + vin-supply = <&ppvar_sys>; + }; + + pp5000: pp5000 { + compatible = "regulator-fixed"; + regulator-name = "pp5000"; + + /* EC turns on w/ pp5000_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + + vin-supply = <&ppvar_sys>; + }; + + ppvar_bigcpu_pwm: ppvar-bigcpu-pwm { + compatible = "pwm-regulator"; + regulator-name = "ppvar_bigcpu_pwm"; + + pwms = <&pwm1 0 3337 0>; + pwm-supply = <&ppvar_sys>; + pwm-dutycycle-range = <100 0>; + pwm-dutycycle-unit = <100>; + + /* EC turns on w/ ap_core_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <800107>; + regulator-max-microvolt = <1302232>; + }; + + ppvar_bigcpu: ppvar-bigcpu { + compatible = "vctrl-regulator"; + regulator-name = "ppvar_bigcpu"; + + regulator-min-microvolt = <800107>; + regulator-max-microvolt = <1302232>; + + ctrl-supply = <&ppvar_bigcpu_pwm>; + ctrl-voltage-range = <800107 1302232>; + + regulator-settling-time-up-us = <322>; + }; + + ppvar_litcpu_pwm: ppvar-litcpu-pwm { + compatible = "pwm-regulator"; + regulator-name = "ppvar_litcpu_pwm"; + + pwms = <&pwm2 0 3337 0>; + pwm-supply = <&ppvar_sys>; + pwm-dutycycle-range = <100 0>; + pwm-dutycycle-unit = <100>; + + /* EC turns on w/ ap_core_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <797743>; + regulator-max-microvolt = <1307837>; + }; + + ppvar_litcpu: ppvar-litcpu { + compatible = "vctrl-regulator"; + regulator-name = "ppvar_litcpu"; + + regulator-min-microvolt = <797743>; + regulator-max-microvolt = <1307837>; + + ctrl-supply = <&ppvar_litcpu_pwm>; + ctrl-voltage-range = <797743 1307837>; + + regulator-settling-time-up-us = <384>; + }; + + ppvar_gpu_pwm: ppvar-gpu-pwm { + compatible = "pwm-regulator"; + regulator-name = "ppvar_gpu_pwm"; + + pwms = <&pwm0 0 3337 0>; + pwm-supply = <&ppvar_sys>; + pwm-dutycycle-range = <100 0>; + pwm-dutycycle-unit = <100>; + + /* EC turns on w/ ap_core_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <786384>; + regulator-max-microvolt = <1217747>; + }; + + ppvar_gpu: ppvar-gpu { + compatible = "vctrl-regulator"; + regulator-name = "ppvar_gpu"; + + regulator-min-microvolt = <786384>; + regulator-max-microvolt = <1217747>; + + ctrl-supply = <&ppvar_gpu_pwm>; + ctrl-voltage-range = <786384 1217747>; + + regulator-settling-time-up-us = <390>; + }; + + /* EC turns on w/ pp900_ddrpll_en */ + pp900_ddrpll: pp900-ap { + }; + + /* EC turns on w/ pp900_pll_en */ + pp900_pll: pp900-ap { + }; + + /* EC turns on w/ pp900_pmu_en */ + pp900_pmu: pp900-ap { + }; + + /* EC turns on w/ pp1800_s0_en_l */ + pp1800_ap_io: pp1800_emmc: pp1800_nfc: pp1800_s0: pp1800 { + }; + + /* EC turns on w/ pp1800_avdd_en_l */ + pp1800_avdd: pp1800 { + }; + + /* EC turns on w/ pp1800_lid_en_l */ + pp1800_lid: pp1800_mic: pp1800 { + }; + + /* EC turns on w/ lpddr_pwr_en */ + pp1800_lpddr: pp1800 { + }; + + /* EC turns on w/ pp1800_pmu_en_l */ + pp1800_pmu: pp1800 { + }; + + /* EC turns on w/ pp1800_usb_en_l */ + pp1800_usb: pp1800 { + }; + + pp3000_sd_slot: pp3000-sd-slot { + compatible = "regulator-fixed"; + regulator-name = "pp3000_sd_slot"; + pinctrl-names = "default"; + pinctrl-0 = <&sd_slot_pwr_en>; + + enable-active-high; + gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>; + + vin-supply = <&pp3000>; + }; + + /* + * Technically, this is a small abuse of 'regulator-gpio'; this + * regulator is a mux between pp1800 and pp3300. pp1800 and pp3300 are + * always on though, so it is sufficient to simply control the mux + * here. + */ + ppvar_sd_card_io: ppvar-sd-card-io { + compatible = "regulator-gpio"; + regulator-name = "ppvar_sd_card_io"; + pinctrl-names = "default"; + pinctrl-0 = <&sd_io_pwr_en &sd_pwr_1800_sel>; + + enable-active-high; + enable-gpio = <&gpio2 2 GPIO_ACTIVE_HIGH>; + gpios = <&gpio2 28 GPIO_ACTIVE_HIGH>; + states = <1800000 0x1>, + <3000000 0x0>; + + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + }; + + /* EC turns on w/ pp3300_trackpad_en_l */ + pp3300_trackpad: pp3300-trackpad { + }; + + /* EC turns on w/ usb_a_en */ + pp5000_usb_a_vbus: pp5000 { + }; + + ap_rtc_clk: ap-rtc-clk { + compatible = "fixed-clock"; + clock-frequency = <32768>; + clock-output-names = "xin32k"; + #clock-cells = <0>; + }; + + max98357a: max98357a { + compatible = "maxim,max98357a"; + pinctrl-names = "default"; + pinctrl-0 = <&sdmode_en>; + sdmode-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; + sdmode-delay = <2>; + #sound-dai-cells = <0>; + status = "okay"; + }; + + sound: sound { + compatible = "rockchip,rk3399-gru-sound"; + rockchip,cpu = <&i2s0 &spdif>; + }; +}; + +&cdn_dp { + status = "okay"; +}; + +/* + * Set some suspend operating points to avoid OVP in suspend + * + * When we go into S3 ARM Trusted Firmware will transition our PWM regulators + * from wherever they're at back to the "default" operating point (whatever + * voltage we get when we set the PWM pins to "input"). + * + * This quick transition under light load has the possibility to trigger the + * regulator "over voltage protection" (OVP). + * + * To make extra certain that we don't hit this OVP at suspend time, we'll + * transition to a voltage that's much closer to the default (~1.0 V) so that + * there will not be a big jump. Technically we only need to get within 200 mV + * of the default voltage, but the speed here should be fast enough and we need + * suspend/resume to be rock solid. + */ + +&cluster0_opp { + opp05 { + opp-suspend; + }; +}; + +&cluster1_opp { + opp06 { + opp-suspend; + }; +}; + +&cpu_l0 { + cpu-supply = <&ppvar_litcpu>; +}; + +&cpu_l1 { + cpu-supply = <&ppvar_litcpu>; +}; + +&cpu_l2 { + cpu-supply = <&ppvar_litcpu>; +}; + +&cpu_l3 { + cpu-supply = <&ppvar_litcpu>; +}; + +&cpu_b0 { + cpu-supply = <&ppvar_bigcpu>; +}; + +&cpu_b1 { + cpu-supply = <&ppvar_bigcpu>; +}; + + +&cru { + assigned-clocks = + <&cru PLL_GPLL>, <&cru PLL_CPLL>, + <&cru PLL_NPLL>, + <&cru ACLK_PERIHP>, <&cru HCLK_PERIHP>, + <&cru PCLK_PERIHP>, + <&cru ACLK_PERILP0>, <&cru HCLK_PERILP0>, + <&cru PCLK_PERILP0>, <&cru ACLK_CCI>, + <&cru HCLK_PERILP1>, <&cru PCLK_PERILP1>, + <&cru ACLK_VIO>, <&cru ACLK_HDCP>, + <&cru ACLK_GIC_PRE>, + <&cru PCLK_DDR>; + assigned-clock-rates = + <600000000>, <800000000>, + <1000000000>, + <150000000>, <75000000>, + <37500000>, + <100000000>, <100000000>, + <50000000>, <800000000>, + <100000000>, <50000000>, + <400000000>, <400000000>, + <200000000>, + <200000000>; +}; + +&dfi { + status = "okay"; +}; + +&dmc { + status = "okay"; + + rockchip,pd-idle-ns = <160>; + rockchip,sr-idle-ns = <10240>; + rockchip,sr-mc-gate-idle-ns = <40960>; + rockchip,srpd-lite-idle-ns = <61440>; + rockchip,standby-idle-ns = <81920>; + + rockchip,ddr3_odt_dis_freq = <666000000>; + rockchip,lpddr3_odt_dis_freq = <666000000>; + rockchip,lpddr4_odt_dis_freq = <666000000>; + + rockchip,sr-mc-gate-idle-dis-freq-hz = <1000000000>; + rockchip,srpd-lite-idle-dis-freq-hz = <0>; + rockchip,standby-idle-dis-freq-hz = <928000000>; +}; + +&dmc_opp_table { + opp03 { + opp-suspend; + }; +}; + +&emmc_phy { + status = "okay"; +}; + +&gpu { + mali-supply = <&ppvar_gpu>; + status = "okay"; +}; + +ap_i2c_ts: &i2c3 { + status = "okay"; + + clock-frequency = <400000>; + + /* These are relatively safe rise/fall times */ + i2c-scl-falling-time-ns = <50>; + i2c-scl-rising-time-ns = <300>; +}; + +ap_i2c_audio: &i2c8 { + status = "okay"; + + clock-frequency = <400000>; + + /* These are relatively safe rise/fall times */ + i2c-scl-falling-time-ns = <50>; + i2c-scl-rising-time-ns = <300>; + + codec: da7219@1a { + compatible = "dlg,da7219"; + reg = <0x1a>; + interrupt-parent = <&gpio1>; + interrupts = <23 IRQ_TYPE_LEVEL_LOW>; + clocks = <&cru SCLK_I2S_8CH_OUT>; + clock-names = "mclk"; + dlg,micbias-lvl = <2600>; + dlg,mic-amp-in-sel = "diff"; + pinctrl-names = "default"; + pinctrl-0 = <&headset_int_l>; + VDD-supply = <&pp1800>; + VDDMIC-supply = <&pp3300>; + VDDIO-supply = <&pp1800>; + + da7219_aad { + dlg,adc-1bit-rpt = <1>; + dlg,btn-avg = <4>; + dlg,btn-cfg = <50>; + dlg,mic-det-thr = <500>; + dlg,jack-ins-deb = <20>; + dlg,jack-det-rate = "32ms_64ms"; + dlg,jack-rem-deb = <1>; + + dlg,a-d-btn-thr = <0xa>; + dlg,d-b-btn-thr = <0x16>; + dlg,b-c-btn-thr = <0x21>; + dlg,c-mic-btn-thr = <0x3E>; + }; + }; +}; + +&i2s0 { + status = "okay"; +}; + +&io_domains { + status = "okay"; + + audio-supply = <&pp1800_audio>; /* APIO5_VDD; 3d 4a */ + bt656-supply = <&pp1800_ap_io>; /* APIO2_VDD; 2a 2b */ + gpio1830-supply = <&pp3000_ap>; /* APIO4_VDD; 4c 4d */ + sdmmc-supply = <&ppvar_sd_card_io>; /* SDMMC0_VDD; 4b */ +}; + +&pcie0 { + status = "okay"; + + ep-gpios = <&gpio2 27 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie_clkreqn_cpm>, <&wifi_perst_l>; + vpcie3v3-supply = <&pp3300_wifi_bt>; + vpcie1v8-supply = <&wlan_pd_n>; /* HACK: see &wlan_pd_n */ + vpcie0v9-supply = <&pp900_pcie>; + + pci_rootport: pcie@0,0 { + reg = <0x0000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + ranges; + device_type = "pci"; + }; +}; + +&pcie_phy { + status = "okay"; +}; + +&pmu_io_domains { + status = "okay"; + + pmu1830-supply = <&pp1800_pmu>; /* PMUIO2_VDD */ +}; + +&pwm0 { + status = "okay"; +}; + +&pwm1 { + status = "okay"; +}; + +&pwm2 { + status = "okay"; +}; + +&pwm3 { + status = "okay"; +}; + +&sdhci { + /* + * Signal integrity isn't great at 200 MHz and 150 MHz (DDR) gives the + * same (or nearly the same) performance for all eMMC that are intended + * to be used. + */ + assigned-clock-rates = <150000000>; + + bus-width = <8>; + mmc-hs400-1_8v; + mmc-hs400-enhanced-strobe; + non-removable; + status = "okay"; +}; + +&sdmmc { + status = "okay"; + + /* + * Note: configure "sdmmc_cd" as card detect even though it's actually + * hooked to ground. Because we specified "cd-gpios" below dw_mmc + * should be ignoring card detect anyway. Specifying the pin as + * sdmmc_cd means that even if you've got GRF_SOC_CON7[12] (force_jtag) + * turned on that the system will still make sure the port is + * configured as SDMMC and not JTAG. + */ + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_cd_pin + &sdmmc_bus4>; + + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + cd-gpios = <&gpio4 24 GPIO_ACTIVE_LOW>; + disable-wp; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + vmmc-supply = <&pp3000_sd_slot>; + vqmmc-supply = <&ppvar_sd_card_io>; +}; + +&spdif { + status = "okay"; + + /* + * SPDIF is routed internally to DP; we either don't use these pins, or + * mux them to something else. + */ + /delete-property/ pinctrl-0; + /delete-property/ pinctrl-names; +}; + +&spi1 { + status = "okay"; + + pinctrl-names = "default", "sleep"; + pinctrl-1 = <&spi1_sleep>; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + + /* May run faster once verified. */ + spi-max-frequency = <10000000>; + }; +}; + +&spi2 { + status = "okay"; +}; + +&spi5 { + status = "okay"; + + cros_ec: ec@0 { + compatible = "google,cros-ec-spi"; + reg = <0>; + interrupt-parent = <&gpio0>; + interrupts = <1 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&ec_ap_int_l>; + spi-max-frequency = <3000000>; + + i2c_tunnel: i2c-tunnel { + compatible = "google,cros-ec-i2c-tunnel"; + google,remote-bus = <4>; + #address-cells = <1>; + #size-cells = <0>; + }; + + usbc_extcon0: extcon0 { + compatible = "google,extcon-usbc-cros-ec"; + google,usb-port-id = <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 */ +}; + +&tcphy0 { + status = "okay"; + extcon = <&usbc_extcon0>; +}; + +&u2phy0 { + status = "okay"; +}; + +&u2phy0_host { + status = "okay"; +}; + +&u2phy1_host { + status = "okay"; +}; + +&u2phy0_otg { + status = "okay"; +}; + +&u2phy1_otg { + status = "okay"; +}; + +&uart2 { + status = "okay"; +}; + +&usb_host0_ohci { + status = "okay"; +}; + +&usbdrd3_0 { + status = "okay"; + extcon = <&usbc_extcon0>; +}; + +&usbdrd_dwc3_0 { + status = "okay"; + dr_mode = "host"; +}; + +&vopb { + status = "okay"; +}; + +&vopb_mmu { + status = "okay"; +}; + +&vopl { + status = "okay"; +}; + +&vopl_mmu { + status = "okay"; +}; + +#include <arm/cros-ec-keyboard.dtsi> +#include <arm/cros-ec-sbs.dtsi> + +&pinctrl { + /* + * pinctrl settings for pins that have no real owners. + * + * At the moment settings are identical for S0 and S3, but if we later + * need to configure things differently for S3 we'll adjust here. + */ + pinctrl-names = "default"; + pinctrl-0 = < + &ap_pwroff /* AP will auto-assert this when in S3 */ + &clk_32k /* This pin is always 32k on gru boards */ + >; + + pcfg_output_low: pcfg-output-low { + output-low; + }; + + pcfg_output_high: pcfg-output-high { + output-high; + }; + + pcfg_pull_none_8ma: pcfg-pull-none-8ma { + bias-disable; + drive-strength = <8>; + }; + + backlight-enable { + bl_en: bl-en { + rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + cros-ec { + ec_ap_int_l: ec-ap-int-l { + rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + discrete-regulators { + sd_io_pwr_en: sd-io-pwr-en { + rockchip,pins = <2 RK_PA2 RK_FUNC_GPIO + &pcfg_pull_none>; + }; + + sd_pwr_1800_sel: sd-pwr-1800-sel { + rockchip,pins = <2 RK_PD4 RK_FUNC_GPIO + &pcfg_pull_none>; + }; + + sd_slot_pwr_en: sd-slot-pwr-en { + rockchip,pins = <4 RK_PD5 RK_FUNC_GPIO + &pcfg_pull_none>; + }; + }; + + codec { + /* Has external pullup */ + headset_int_l: headset-int-l { + rockchip,pins = <1 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + mic_int: mic-int { + rockchip,pins = <1 RK_PB5 RK_FUNC_GPIO &pcfg_pull_down>; + }; + }; + + max98357a { + sdmode_en: sdmode-en { + rockchip,pins = <1 RK_PA2 RK_FUNC_GPIO &pcfg_pull_down>; + }; + }; + + pcie { + pcie_clkreqn_cpm: pci-clkreqn-cpm { + /* + * Since our pcie doesn't support ClockPM(CPM), we want + * to hack this as gpio, so the EP could be able to + * de-assert it along and make ClockPM(CPM) work. + */ + rockchip,pins = <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + sdmmc { + /* + * We run sdmmc at max speed; bump up drive strength. + * We also have external pulls, so disable the internal ones. + */ + sdmmc_bus4: sdmmc-bus4 { + rockchip,pins = + <4 RK_PB0 1 &pcfg_pull_none_8ma>, + <4 RK_PB1 1 &pcfg_pull_none_8ma>, + <4 RK_PB2 1 &pcfg_pull_none_8ma>, + <4 RK_PB3 1 &pcfg_pull_none_8ma>; + }; + + sdmmc_clk: sdmmc-clk { + rockchip,pins = + <4 RK_PB4 1 &pcfg_pull_none_8ma>; + }; + + sdmmc_cmd: sdmmc-cmd { + rockchip,pins = + <4 RK_PB5 1 &pcfg_pull_none_8ma>; + }; + + /* + * In our case the official card detect is hooked to ground + * to avoid getting access to JTAG just by sticking something + * in the SD card slot (see the force_jtag bit in the TRM). + * + * We still configure it as card detect because it doesn't + * hurt and dw_mmc will ignore it. We make sure to disable + * the pull though so we don't burn needless power. + */ + sdmmc_cd: sdmmc-cd { + rockchip,pins = + <0 RK_PA7 1 &pcfg_pull_none>; + }; + + /* This is where we actually hook up CD; has external pull */ + sdmmc_cd_pin: sdmmc-cd-pin { + rockchip,pins = <4 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + spi1 { + spi1_sleep: spi1-sleep { + /* + * Pull down SPI1 CLK/CS/RX/TX during suspend, to + * prevent leakage. + */ + rockchip,pins = <1 RK_PB1 RK_FUNC_GPIO &pcfg_pull_down>, + <1 RK_PB2 RK_FUNC_GPIO &pcfg_pull_down>, + <1 RK_PA7 RK_FUNC_GPIO &pcfg_pull_down>, + <1 RK_PB0 RK_FUNC_GPIO &pcfg_pull_down>; + }; + }; + + touchscreen { + touch_int_l: touch-int-l { + rockchip,pins = <3 RK_PB5 RK_FUNC_GPIO &pcfg_pull_up>; + }; + + touch_reset_l: touch-reset-l { + rockchip,pins = <4 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + trackpad { + ap_i2c_tp_pu_en: ap-i2c-tp-pu-en { + rockchip,pins = <3 RK_PB4 RK_FUNC_GPIO &pcfg_output_high>; + }; + + trackpad_int_l: trackpad-int-l { + rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + wifi: wifi { + wlan_module_reset_l: wlan-module-reset-l { + rockchip,pins = <1 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_host_wake_l: bt-host-wake-l { + /* Kevin has an external pull up, but Gru does not */ + rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + write-protect { + ap_fw_wp: ap-fw-wp { + rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; +}; |