1NXP LPC1850 Reset Generation Unit (RGU) 2======================================== 3 4Please also refer to reset.txt in this directory for common reset 5controller binding usage. 6 7Required properties: 8- compatible: Should be "nxp,lpc1850-rgu" 9- reg: register base and length 10- clocks: phandle and clock specifier to RGU clocks 11- clock-names: should contain "delay" and "reg" 12- #reset-cells: should be 1 13 14See table below for valid peripheral reset numbers. Numbers not 15in the table below are either reserved or not applicable for 16normal operation. 17 18Reset Peripheral 19 9 System control unit (SCU) 20 12 ARM Cortex-M0 subsystem core (LPC43xx only) 21 13 CPU core 22 16 LCD controller 23 17 USB0 24 18 USB1 25 19 DMA 26 20 SDIO 27 21 External memory controller (EMC) 28 22 Ethernet 29 25 Flash bank A 30 27 EEPROM 31 28 GPIO 32 29 Flash bank B 33 32 Timer0 34 33 Timer1 35 34 Timer2 36 35 Timer3 37 36 Repetitive Interrupt timer (RIT) 38 37 State Configurable Timer (SCT) 39 38 Motor control PWM (MCPWM) 40 39 QEI 41 40 ADC0 42 41 ADC1 43 42 DAC 44 44 USART0 45 45 UART1 46 46 USART2 47 47 USART3 48 48 I2C0 49 49 I2C1 50 50 SSP0 51 51 SSP1 52 52 I2S0 and I2S1 53 53 Serial Flash Interface (SPIFI) 54 54 C_CAN1 55 55 C_CAN0 56 56 ARM Cortex-M0 application core (LPC4370 only) 57 57 SGPIO (LPC43xx only) 58 58 SPI (LPC43xx only) 59 60 ADCHS (12-bit ADC) (LPC4370 only) 60 61Refer to NXP LPC18xx or LPC43xx user manual for more details about 62the reset signals and the connected block/peripheral. 63 64Reset provider example: 65rgu: reset-controller@40053000 { 66 compatible = "nxp,lpc1850-rgu"; 67 reg = <0x40053000 0x1000>; 68 clocks = <&cgu BASE_SAFE_CLK>, <&ccu1 CLK_CPU_BUS>; 69 clock-names = "delay", "reg"; 70 #reset-cells = <1>; 71}; 72 73Reset consumer example: 74mac: ethernet@40010000 { 75 compatible = "nxp,lpc1850-dwmac", "snps,dwmac-3.611", "snps,dwmac"; 76 reg = <0x40010000 0x2000>; 77 interrupts = <5>; 78 interrupt-names = "macirq"; 79 clocks = <&ccu1 CLK_CPU_ETHERNET>; 80 clock-names = "stmmaceth"; 81 resets = <&rgu 22>; 82 reset-names = "stmmaceth"; 83 status = "disabled"; 84}; 85