关键词：dts, rockchip, rk3288, firefly
dts — rk3288-firefly.dtsi
#include "rk3288.dtsi" / { memory { device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; backlight: backlight { compatible = "pwm-backlight"; brightness-levels = < 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255>; default-brightness-level = <180>; pwms = <&pwm1 0 25000 0>; pwm-names = "backlight"; power-supply = <&vcc_sys>; }; edp_panel: edp-panel { compatible ="lg,lp079qx1-sp0v"; power-supply = <&vcc_sys>; backlight = <&backlight>; enable-gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>; ports { panel_in: port { panel_in_edp: endpoint { remote-endpoint = <&edp_out_panel>; }; }; }; }; dovdd_1v8: dovdd-1v8-regulator { compatible = "regulator-fixed"; regulator-name = "dovdd_1v8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vcc28_dvp>; }; ext_gmac: external-gmac-clock { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <125000000>; clock-output-names = "ext_gmac"; }; ir: ir-receiver { compatible = "gpio-ir-receiver"; pinctrl-names = "default"; pinctrl-0 = <&ir_int>; }; keys: gpio-keys { compatible = "gpio-keys"; #address-cells = <1>; #size-cells = <0>; button@0 { gpio-key,wakeup = <1>; gpios = <&gpio0 5 GPIO_ACTIVE_LOW>; label = "GPIO Power"; linux,code = <116>; pinctrl-names = "default"; pinctrl-0 = <&pwr_key>; }; }; leds { compatible = "gpio-leds"; work { gpios = <&gpio8 1 GPIO_ACTIVE_LOW>; label = "firefly:blue:user"; linux,default-trigger = "rc-feedback"; pinctrl-names = "default"; pinctrl-0 = <&work_led>; }; power { gpios = <&gpio8 2 GPIO_ACTIVE_LOW>; label = "firefly:green:power"; linux,default-trigger = "default-on"; pinctrl-names = "default"; pinctrl-0 = <&power_led>; }; }; sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; clocks = <&hym8563>; clock-names = "ext_clock"; pinctrl-names = "default"; pinctrl-0 = <&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>; }; sound { compatible = "simple-audio-card"; simple-audio-card,name = "SPDIF"; simple-audio-card,dai-link@1 { cpu { sound-dai = <&spdif>; }; codec { sound-dai = <&spdif_out>; }; }; }; spdif_out: spdif-out { compatible = "linux,spdif-dit"; #sound-dai-cells = <0>; }; vbat_wl: vcc_sys: vsys-regulator { compatible = "regulator-fixed"; regulator-name = "vcc_sys"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; regulator-boot-on; }; vcc_sd: sdmmc-regulator { compatible = "regulator-fixed"; gpio = <&gpio7 11 GPIO_ACTIVE_LOW>; pinctrl-names = "default"; pinctrl-0 = <&sdmmc_pwr>; regulator-name = "vcc_sd"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; startup-delay-us = <100000>; vin-supply = <&vcc_io>; }; vcc_flash: flash-regulator { compatible = "regulator-fixed"; regulator-name = "vcc_flash"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vcc_io>; }; vcc_5v: usb-regulator { compatible = "regulator-fixed"; regulator-name = "vcc_5v"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; regulator-boot-on; vin-supply = <&vcc_sys>; }; vcc_host_5v: usb-host-regulator { compatible = "regulator-fixed"; enable-active-high; gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&host_vbus_drv>; regulator-name = "vcc_host_5v"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; vin-supply = <&vcc_5v>; }; vcc_otg_5v: usb-otg-regulator { compatible = "regulator-fixed"; enable-active-high; gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&otg_vbus_drv>; regulator-name = "vcc_otg_5v"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; vin-supply = <&vcc_5v>; }; /* * A TT8142 creates both dovdd_1v8 and vcc28_dvp, controlled * by the dvp_pwr pin. */ vcc28_dvp: vcc28-dvp-regulator { compatible = "regulator-fixed"; enable-active-high; gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&dvp_pwr>; regulator-name = "vcc28_dvp"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; regulator-always-on; vin-supply = <&vcc_io>; }; wireless-bluetooth { compatible = "bluetooth-platdata"; uart_rts_gpios = <&gpio4 19 GPIO_ACTIVE_LOW>; pinctrl-names = "default", "rts_gpio"; pinctrl-0 = <&uart0_rts>; pinctrl-1 = <&uart0_gpios>; BT,reset_gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>; BT,wake_gpio = <&gpio4 26 GPIO_ACTIVE_HIGH>; BT,wake_host_irq = <&gpio4 31 GPIO_ACTIVE_HIGH>; status = "okay"; }; wireless-wlan { compatible = "wlan-platdata"; rockchip,grf = <&grf>; wifi_chip_type = "ap6335"; sdio_vref = <1800>; WIFI,host_wake_irq = <&gpio4 30 GPIO_ACTIVE_HIGH>; status = "okay"; }; }; &cpu0 { cpu0-supply = <&vdd_cpu>; }; &edp { vcc-supply = <&vdd_10>; vccio-supply = <&vcc_18>; force-hpd; status = "okay"; ports { edp_out: port@1 { reg = <1>; #address-cells = <1>; #size-cells = <0>; edp_out_panel: endpoint { reg = <0>; remote-endpoint = <&panel_in_edp>; }; }; }; }; &edp_phy { status = "okay"; }; &emmc { bus-width = <8>; cap-mmc-highspeed; disable-wp; non-removable; num-slots = <1>; pinctrl-names = "default"; pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_pwr>, <&emmc_bus8>; vmmc-supply = <&vcc_io>; vqmmc-supply = <&vcc_flash>; status = "okay"; }; &gmac { assigned-clocks = <&cru SCLK_MAC>; assigned-clock-parents = <&ext_gmac>; clock_in_out = "input"; pinctrl-names = "default"; pinctrl-0 = <&rgmii_pins>, <&phy_rst>, <&phy_pmeb>, <&phy_int>; phy-supply = <&vcc_lan>; phy-mode = "rgmii"; snps,reset-active-low; snps,reset-delays-us = <0 10000 1000000>; snps,reset-gpio = <&gpio4 8 GPIO_ACTIVE_LOW>; tx_delay = <0x30>; rx_delay = <0x10>; status = "ok"; }; &gpu { mali-supply = <&vdd_gpu>; status = "okay"; }; &hdmi { status = "okay"; }; &hevc_service { status = "okay"; }; &i2c0 { clock-frequency = <400000>; status = "okay"; vdd_cpu: syr827@40 { compatible = "silergy,syr827"; fcs,suspend-voltage-selector = <1>; reg = <0x40>; regulator-name = "vdd_cpu"; regulator-min-microvolt = <850000>; regulator-max-microvolt = <1350000>; regulator-always-on; regulator-boot-on; regulator-enable-ramp-delay = <300>; regulator-ramp-delay = <8000>; vin-supply = <&vcc_sys>; }; vdd_gpu: syr828@41 { compatible = "silergy,syr828"; fcs,suspend-voltage-selector = <1>; reg = <0x41>; regulator-name = "vdd_gpu"; regulator-min-microvolt = <850000>; regulator-max-microvolt = <1350000>; regulator-always-on; regulator-ramp-delay = <6000>; vin-supply = <&vcc_sys>; }; hym8563: hym8563@51 { compatible = "haoyu,hym8563"; reg = <0x51>; #clock-cells = <0>; clock-frequency = <32768>; clock-output-names = "xin32k"; interrupt-parent = <&gpio7>; interrupts = <4 IRQ_TYPE_EDGE_FALLING>; pinctrl-names = "default"; pinctrl-0 = <&rtc_int>; }; act8846: act8846@5a { compatible = "active-semi,act8846"; reg = <0x5a>; pinctrl-names = "default"; pinctrl-0 = <&pmic_vsel>, <&pwr_hold>; system-power-controller; vp1-supply = <&vcc_sys>; vp2-supply = <&vcc_sys>; vp3-supply = <&vcc_sys>; vp4-supply = <&vcc_sys>; inl1-supply = <&vcc_sys>; inl2-supply = <&vcc_sys>; inl3-supply = <&vcc_20>; regulators { vcc_ddr: REG1 { regulator-name = "vcc_ddr"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-always-on; }; vcc_io: REG2 { regulator-name = "vcc_io"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; vdd_log: REG3 { regulator-name = "vdd_log"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; regulator-always-on; }; vcc_20: REG4 { regulator-name = "vcc_20"; regulator-min-microvolt = <2000000>; regulator-max-microvolt = <2000000>; regulator-always-on; }; vccio_sd: REG5 { regulator-name = "vccio_sd"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; vdd10_lcd: REG6 { regulator-name = "vdd10_lcd"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; regulator-always-on; }; vcca_18: REG7 { regulator-name = "vcca_18"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; vcca_33: REG8 { regulator-name = "vcca_33"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; vcc_lan: REG9 { regulator-name = "vcc_lan"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; vdd_10: REG10 { regulator-name = "vdd_10"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; regulator-always-on; }; vccio_wl: vcc_18: REG11 { regulator-name = "vcc_18"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; }; vcc18_lcd: REG12 { regulator-name = "vcc18_lcd"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; }; }; }; }; &i2c1 { status = "okay"; mpu6050@68 { compatible = "invensense,mpu6050"; reg = <0x68>; interrupt-parent = <&gpio5>; interrupts = <RK_PB4 IRQ_TYPE_LEVEL_LOW>; mount-matrix = "0", "1", "0", "-1", "0", "0", "0", "0", "-1"; }; }; &i2c2 { status = "okay"; }; &i2c4 { status = "okay"; }; &io_domains { status = "okay"; audio-supply = <&vcca_33>; bb-supply = <&vcc_io>; dvp-supply = <&dovdd_1v8>; flash0-supply = <&vcc_flash>; flash1-supply = <&vcc_lan>; gpio30-supply = <&vcc_io>; gpio1830-supply = <&vcc_io>; lcdc-supply = <&vcc_io>; sdcard-supply = <&vccio_sd>; wifi-supply = <&vccio_wl>; }; &rga { status = "okay"; }; &pinctrl { pcfg_output_high: pcfg-output-high { output-high; }; pcfg_output_low: pcfg-output-low { output-low; }; pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { drive-strength = <8>; }; pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { bias-pull-up; drive-strength = <8>; }; act8846 { pwr_hold: pwr-hold { rockchip,pins = <0 1 RK_FUNC_GPIO &pcfg_output_high>; }; }; dvp { dvp_pwr: dvp-pwr { rockchip,pins = <0 11 RK_FUNC_GPIO &pcfg_pull_none>; }; }; gmac { phy_int: phy-int { rockchip,pins = <0 9 RK_FUNC_GPIO &pcfg_pull_up>; }; phy_pmeb: phy-pmeb { rockchip,pins = <0 8 RK_FUNC_GPIO &pcfg_pull_up>; }; phy_rst: phy-rst { rockchip,pins = <4 8 RK_FUNC_GPIO &pcfg_output_high>; }; }; hym8563 { rtc_int: rtc-int { rockchip,pins = <7 4 RK_FUNC_GPIO &pcfg_pull_up>; }; }; keys { pwr_key: pwr-key { rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>; }; }; leds { power_led: power-led { rockchip,pins = <8 2 RK_FUNC_GPIO &pcfg_pull_none>; }; work_led: work-led { rockchip,pins = <8 1 RK_FUNC_GPIO &pcfg_pull_none>; }; }; sdio-pwrseq { wifi_enable_h: wifi-enable-h { rockchip,pins = <4 28 RK_FUNC_GPIO &pcfg_pull_none>; }; }; sdmmc { /* * Default drive strength isn't enough to achieve even * high-speed mode on firefly board so bump up to 8ma. */ sdmmc_bus4: sdmmc-bus4 { rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>, <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>, <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>, <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>; }; sdmmc_clk: sdmmc-clk { rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>; }; sdmmc_cmd: sdmmc-cmd { rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>; }; sdmmc_pwr: sdmmc-pwr { rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>; }; }; usb_host { host_vbus_drv: host-vbus-drv { rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>; }; usbhub_rst: usbhub-rst { rockchip,pins = <8 3 RK_FUNC_GPIO &pcfg_output_high>; }; }; usb_otg { otg_vbus_drv: otg-vbus-drv { rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>; }; }; wireless-bluetooth { uart0_gpios: uart0-gpios { rockchip,pins = <4 19 RK_FUNC_GPIO &pcfg_pull_none>; }; }; }; &saradc { vref-supply = <&vcc_18>; status = "okay"; }; &sdio0 { clock-frequency = <50000000>; clock-freq-min-max = <200000 50000000>; bus-width = <4>; cap-sd-highspeed; cap-sdio-irq; disable-wp; keep-power-in-suspend; mmc-pwrseq = <&sdio_pwrseq>; non-removable; num-slots = <1>; pinctrl-names = "default"; pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk &sdio0_int>; sd-uhs-sdr104; supports-sdio; vmmc-supply = <&vbat_wl>; vqmmc-supply = <&vccio_wl>; status = "okay"; }; &sdmmc { bus-width = <4>; cap-mmc-highspeed; cap-sd-highspeed; card-detect-delay = <200>; disable-wp; num-slots = <1>; pinctrl-names = "default"; pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>; supports-sd; vmmc-supply = <&vcc_sd>; vqmmc-supply = <&vccio_sd>; status = "okay"; }; &spdif { status = "okay"; }; &spi0 { pinctrl-names = "default"; pinctrl-0 = <&spi0_clk>, <&spi0_cs0>, <&spi0_tx>, <&spi0_rx>, <&spi0_cs1>; status = "okay"; }; &tsadc { rockchip,hw-tshut-polarity = <0>; status = "okay"; }; &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_xfer>, <&uart0_cts>; status = "okay"; }; &uart1 { status = "okay"; }; &uart2 { status = "okay"; }; &uart3 { status = "okay"; }; &usbphy { status = "okay"; }; &usb_host1 { pinctrl-names = "default"; pinctrl-0 = <&usbhub_rst>; status = "okay"; }; &usb_otg { status = "okay"; }; &vopb { status = "okay"; }; &vopb_mmu { status = "okay"; }; &vopl { status = "okay"; }; &vopl_mmu { status = "okay"; }; &vpu_service { status = "okay"; }; &wdt { status = "okay"; };
请问这个是kernel4.4的吗？我在调firefly 3288的板子，目前wifi总是不能打开，蓝牙也是，芯片是AP6335，按照本文中的配置，也改了wifi、bluetooth、sdio、io_domains相关的配置，但还是不行，请问我应该注意哪些地方呢？？
WIFI/BT 确认下几点
1. 模组供电是否正常
2. REG_ON 电平是否正确
3. 32K 时钟是否有输出
以上如果都对了，再确认以下几点：
1. 驱动是否支持AP6335
2. 模组的 firmware 是否添加到系统。