1/* 2 * Copyright (c) 2021 Telink Semiconductor 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/dts-v1/; 8 9#include <telink_b91.dtsi> 10 11/ { 12 model = "telink,b91"; 13 compatible = "telink,tlsr9518adk80d"; 14 15 aliases { 16 led0 = &led_blue; 17 led1 = &led_green; 18 sw0 = &key_1; 19 pwm-led0 = &pwm_led_blue; 20 pwm-0 = &pwm0; 21 }; 22 23 leds { 24 compatible = "gpio-leds"; 25 26 led_blue: led_0 { 27 gpios = <&gpiob 4 GPIO_ACTIVE_HIGH>; 28 label = "LED Blue"; 29 }; 30 31 led_green: led_1 { 32 gpios = <&gpiob 5 GPIO_ACTIVE_HIGH>; 33 label = "LED Green"; 34 }; 35 36 led_white: led_2 { 37 gpios = <&gpiob 6 GPIO_ACTIVE_HIGH>; 38 label = "LED White"; 39 }; 40 41 led_red: led_3 { 42 gpios = <&gpiob 7 GPIO_ACTIVE_HIGH>; 43 label = "LED Red"; 44 }; 45 }; 46 47 pwm_leds { 48 compatible = "pwm-leds"; 49 50 pwm_led_blue: pwm_led_0 { 51 pwms = <&pwm0 0 0>; 52 label = "PWM LED Blue"; 53 }; 54 }; 55 56 keys { 57 compatible = "gpio-keys"; 58 key_1: button_1 { 59 label = "User KEY1"; 60 gpios = <&gpioc 2 GPIO_PULL_DOWN>; 61 }; 62 }; 63 64 chosen { 65 zephyr,console = &uart0; 66 zephyr,shell-uart = &uart0; 67 zephyr,sram = &ram_dlm; 68 zephyr,flash = &flash; 69 zephyr,flash-controller = &flash_mspi; 70 zephyr,entropy = &trng0; 71 }; 72}; 73 74&cpu0 { 75 clock-frequency = <48000000>; 76}; 77 78&ram_ilm { 79 reg = <0x00000000 0x00020000>; 80}; 81 82&ram_dlm { 83 reg = <0x00080000 0x00020000>; 84}; 85 86&flash { 87 reg = <0x20000000 0x100000>; 88}; 89 90&gpiob { 91 status = "okay"; 92}; 93 94&gpioc { 95 interrupts = <25 1>; 96 status = "okay"; 97}; 98 99&pinmux { 100 status = "okay"; 101 pad-mul-sel = <1>; 102}; 103 104&uart0 { 105 status = "okay"; 106 current-speed = <115200>; 107 pinctrl-0 = <&uart0_tx_pb2 &uart0_rx_pb3>; 108}; 109 110&trng0 { 111 status = "okay"; 112}; 113 114&ieee802154 { 115 status = "okay"; 116}; 117 118&pwm0 { 119 status = "okay"; 120 clock-frequency = <93750>; 121 pinctrl-0 = <&pwm_ch0_pb4>; 122}; 123 124&pspi { 125 status = "okay"; 126 cs0-pin = "PSPI_CSN_PC4"; 127 pinctrl-0 = <&pspi_clk_pc5 &pspi_miso_io1_pc6 &pspi_mosi_io0_pc7>; 128}; 129 130&hspi { 131 status = "okay"; 132 cs0-pin = "HSPI_CSN_PA1"; 133 pinctrl-0 = <&hspi_clk_pa2 &hspi_miso_io1_pa3 &hspi_mosi_io0_pa4>; 134}; 135 136&i2c { 137 status = "okay"; 138 clock-frequency = <I2C_BITRATE_FAST>; 139 pinctrl-0 = <&i2c_scl_pe1 &i2c_sda_pe3>; 140}; 141 142&flash_mspi { 143 partitions { 144 compatible = "fixed-partitions"; 145 #address-cells = <1>; 146 #size-cells = <1>; 147 148 boot_partition: partition@0 { 149 label = "mcuboot"; 150 reg = <0x00000000 0x8000>; 151 }; 152 slot0_partition: partition@8000 { 153 label = "image-0"; 154 reg = <0x00008000 0x1a000>; 155 }; 156 slot1_partition: partition@22000 { 157 label = "image-1"; 158 reg = <0x00022000 0x1a000>; 159 }; 160 scratch_partition: partition@3c000 { 161 label = "image-scratch"; 162 reg = <0x0003c000 0x2000>; 163 }; 164 storage_partition: partition@f0000 { 165 label = "storage"; 166 reg = <0x000f0000 0x00008000>; 167 /* region 0x000f8000 .. 0x000FFFFF 168 * is reserved for factory calibration 169 */ 170 }; 171 }; 172}; 173