1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2022 Rockchip Electronics Co., Ltd. 4 * 5 */ 6 7/dts-v1/; 8 9#include "rk3528.dtsi" 10#include "rk3528-demo.dtsi" 11 12/ { 13 model = "Rockchip RK3528 DEMO1 LP4 V10 Board"; 14 compatible = "rockchip,rk3528-demo1-lp4-v10", "rockchip,rk3528"; 15 16 sdio_pwrseq: sdio-pwrseq { 17 compatible = "mmc-pwrseq-simple"; 18 pinctrl-names = "default"; 19 pinctrl-0 = <&wifi_enable_h &wifi_reset &clkm0_32k_out>; 20 reset-gpios = <&gpio3 RK_PB2 GPIO_ACTIVE_LOW>; 21 }; 22 23 wireless_bluetooth: wireless-bluetooth { 24 compatible = "bluetooth-platdata"; 25 //wifi-bt-power-toggle; 26 uart_rts_gpios = <&gpio3 RK_PA2 GPIO_ACTIVE_LOW>; 27 pinctrl-names = "default", "rts_gpio"; 28 pinctrl-0 = <&uart2m0_rtsn>; 29 pinctrl-1 = <&uart2m0_gpios>; 30 BT,reset_gpio = <&gpio3 RK_PC2 GPIO_ACTIVE_HIGH>; 31 BT,wake_host_irq = <&gpio3 RK_PC1 GPIO_ACTIVE_HIGH>; 32 status = "okay"; 33 }; 34 35 wireless_wlan: wireless-wlan { 36 compatible = "wlan-platdata"; 37 rockchip,grf = <&grf>; 38 wifi_chip_type = "rtl8822cs"; 39 pinctrl-names = "default"; 40 pinctrl-0 = <&wifi_host_wake_irq>; 41 WIFI,host_wake_irq = <&gpio3 RK_PB3 GPIO_ACTIVE_HIGH>; 42 status = "okay"; 43 }; 44}; 45 46&sdio1 { 47 max-frequency = <200000000>; 48 no-sd; 49 no-mmc; 50 supports-sdio; 51 bus-width = <4>; 52 disable-wp; 53 cap-sd-highspeed; 54 cap-sdio-irq; 55 keep-power-in-suspend; 56 non-removable; 57 mmc-pwrseq = <&sdio_pwrseq>; 58 pinctrl-names = "default"; 59 pinctrl-0 = <&sdio1_bus4 &sdio1_cmd &sdio1_clk>; 60 sd-uhs-sdr104; 61 status = "okay"; 62}; 63 64&uart2 { 65 status = "okay"; 66 pinctrl-names = "default"; 67 pinctrl-0 = <&uart2m0_xfer &uart2m0_ctsn>; 68}; 69 70&pinctrl { 71 sdio-pwrseq { 72 wifi_enable_h: wifi-enable-h { 73 rockchip,pins = <3 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>; 74 }; 75 }; 76 77 wireless-wlan { 78 wifi_host_wake_irq: wifi-host-wake-irq { 79 rockchip,pins = <3 RK_PB3 RK_FUNC_GPIO &pcfg_pull_down>; 80 }; 81 82 wifi_reset: wifi-reset { 83 rockchip,pins = <3 RK_PB4 RK_FUNC_GPIO &pcfg_output_high>; 84 }; 85 }; 86 87 wireless-bluetooth { 88 uart2m0_gpios: uart2m0-gpios { 89 rockchip,pins = <3 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; 90 }; 91 }; 92}; 93