From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/arm/boot/dts/at91sam9n12.dtsi | 816 +++++++++++++++++++++++++++++++++++++ 1 file changed, 816 insertions(+) create mode 100644 arch/arm/boot/dts/at91sam9n12.dtsi (limited to 'arch/arm/boot/dts/at91sam9n12.dtsi') diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi new file mode 100644 index 000000000..83114d26f --- /dev/null +++ b/arch/arm/boot/dts/at91sam9n12.dtsi @@ -0,0 +1,816 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * at91sam9n12.dtsi - Device Tree include file for AT91SAM9N12 SoC + * + * Copyright (C) 2012 Atmel, + * 2012 Hong Xu + */ + +#include +#include +#include +#include +#include +#include + +/ { + #address-cells = <1>; + #size-cells = <1>; + model = "Atmel AT91SAM9N12 SoC"; + compatible = "atmel,at91sam9n12"; + interrupt-parent = <&aic>; + + aliases { + serial0 = &dbgu; + serial1 = &usart0; + serial2 = &usart1; + serial3 = &usart2; + serial4 = &usart3; + gpio0 = &pioA; + gpio1 = &pioB; + gpio2 = &pioC; + gpio3 = &pioD; + tcb0 = &tcb0; + tcb1 = &tcb1; + i2c0 = &i2c0; + i2c1 = &i2c1; + ssc0 = &ssc0; + pwm0 = &pwm0; + }; + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + compatible = "arm,arm926ej-s"; + device_type = "cpu"; + reg = <0>; + }; + }; + + memory@20000000 { + device_type = "memory"; + reg = <0x20000000 0x10000000>; + }; + + clocks { + slow_xtal: slow_xtal { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + main_xtal: main_xtal { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + }; + + sram: sram@300000 { + compatible = "mmio-sram"; + reg = <0x00300000 0x8000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x00300000 0x8000>; + }; + + ahb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + apb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + aic: interrupt-controller@fffff000 { + #interrupt-cells = <3>; + compatible = "atmel,at91rm9200-aic"; + interrupt-controller; + reg = <0xfffff000 0x200>; + atmel,external-irqs = <31>; + }; + + matrix: matrix@ffffde00 { + compatible = "atmel,at91sam9n12-matrix", "syscon"; + reg = <0xffffde00 0x100>; + }; + + pmecc: ecc-engine@ffffe000 { + compatible = "atmel,at91sam9g45-pmecc"; + reg = <0xffffe000 0x600>, + <0xffffe600 0x200>; + }; + + ramc0: ramc@ffffe800 { + compatible = "atmel,at91sam9g45-ddramc"; + reg = <0xffffe800 0x200>; + clocks = <&pmc PMC_TYPE_SYSTEM 2>; + clock-names = "ddrck"; + }; + + smc: smc@ffffea00 { + compatible = "atmel,at91sam9260-smc", "syscon"; + reg = <0xffffea00 0x200>; + }; + + pmc: pmc@fffffc00 { + compatible = "atmel,at91sam9n12-pmc", "syscon"; + reg = <0xfffffc00 0x200>; + #clock-cells = <2>; + clocks = <&clk32k>, <&main_xtal>; + clock-names = "slow_clk", "main_xtal"; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + }; + + reset-controller@fffffe00 { + compatible = "atmel,at91sam9g45-rstc"; + reg = <0xfffffe00 0x10>; + clocks = <&clk32k>; + }; + + pit: timer@fffffe30 { + compatible = "atmel,at91sam9260-pit"; + reg = <0xfffffe30 0xf>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&pmc PMC_TYPE_CORE PMC_MCK>; + }; + + shdwc@fffffe10 { + compatible = "atmel,at91sam9x5-shdwc"; + reg = <0xfffffe10 0x10>; + clocks = <&clk32k>; + }; + + sckc@fffffe50 { + compatible = "atmel,at91sam9x5-sckc"; + reg = <0xfffffe50 0x4>; + + slow_osc: slow_osc { + compatible = "atmel,at91sam9x5-clk-slow-osc"; + #clock-cells = <0>; + clocks = <&slow_xtal>; + }; + + slow_rc_osc: slow_rc_osc { + compatible = "atmel,at91sam9x5-clk-slow-rc-osc"; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-accuracy = <50000000>; + }; + + clk32k: slck { + compatible = "atmel,at91sam9x5-clk-slow"; + #clock-cells = <0>; + clocks = <&slow_rc_osc>, <&slow_osc>; + }; + }; + + mmc0: mmc@f0008000 { + compatible = "atmel,hsmci"; + reg = <0xf0008000 0x600>; + interrupts = <12 IRQ_TYPE_LEVEL_HIGH 0>; + dmas = <&dma 1 AT91_DMA_CFG_PER_ID(0)>; + dma-names = "rxtx"; + clocks = <&pmc PMC_TYPE_PERIPHERAL 12>; + clock-names = "mci_clk"; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + tcb0: timer@f8008000 { + compatible = "atmel,at91sam9x5-tcb", "simple-mfd", "syscon"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xf8008000 0x100>; + interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 17>, <&clk32k>; + clock-names = "t0_clk", "slow_clk"; + }; + + tcb1: timer@f800c000 { + compatible = "atmel,at91sam9x5-tcb", "simple-mfd", "syscon"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xf800c000 0x100>; + interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 17>, <&clk32k>; + clock-names = "t0_clk", "slow_clk"; + }; + + hlcdc: hlcdc@f8038000 { + compatible = "atmel,at91sam9n12-hlcdc"; + reg = <0xf8038000 0x2000>; + interrupts = <25 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 25>, <&pmc PMC_TYPE_SYSTEM 3>, <&clk32k>; + clock-names = "periph_clk", "sys_clk", "slow_clk"; + status = "disabled"; + + hlcdc-display-controller { + compatible = "atmel,hlcdc-display-controller"; + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + }; + + hlcdc_pwm: hlcdc-pwm { + compatible = "atmel,hlcdc-pwm"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lcd_pwm>; + #pwm-cells = <3>; + }; + }; + + dma: dma-controller@ffffec00 { + compatible = "atmel,at91sam9g45-dma"; + reg = <0xffffec00 0x200>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH 0>; + #dma-cells = <2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 20>; + clock-names = "dma_clk"; + }; + + pinctrl@fffff400 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "atmel,at91sam9x5-pinctrl", "atmel,at91rm9200-pinctrl", "simple-bus"; + ranges = <0xfffff400 0xfffff400 0x800>; + + atmel,mux-mask = < + /* A B C */ + 0xffffffff 0xffe07983 0x00000000 /* pioA */ + 0x00040000 0x00047e0f 0x00000000 /* pioB */ + 0xfdffffff 0x07c00000 0xb83fffff /* pioC */ + 0x003fffff 0x003f8000 0x00000000 /* pioD */ + >; + + /* shared pinctrl settings */ + dbgu { + pinctrl_dbgu: dbgu-0 { + atmel,pins = + ; + }; + }; + + lcd { + pinctrl_lcd_base: lcd-base-0 { + atmel,pins = + ; /* LCDPCK */ + }; + + pinctrl_lcd_pwm: lcd-pwm-0 { + atmel,pins = ; /* LCDPWM */ + }; + + pinctrl_lcd_rgb888: lcd-rgb-3 { + atmel,pins = + ; /* LCDD23 pin */ + }; + }; + + usart0 { + pinctrl_usart0: usart0-0 { + atmel,pins = + ; /* PA0 periph A */ + }; + + pinctrl_usart0_rts: usart0_rts-0 { + atmel,pins = + ; /* PA2 periph A */ + }; + + pinctrl_usart0_cts: usart0_cts-0 { + atmel,pins = + ; /* PA3 periph A */ + }; + }; + + usart1 { + pinctrl_usart1: usart1-0 { + atmel,pins = + ; /* PA5 periph A */ + }; + }; + + usart2 { + pinctrl_usart2: usart2-0 { + atmel,pins = + ; /* PA7 periph A */ + }; + + pinctrl_usart2_rts: usart2_rts-0 { + atmel,pins = + ; /* PB0 periph B */ + }; + + pinctrl_usart2_cts: usart2_cts-0 { + atmel,pins = + ; /* PB1 periph B */ + }; + }; + + usart3 { + pinctrl_usart3: usart3-0 { + atmel,pins = + ; /* PC22 periph B */ + }; + + pinctrl_usart3_rts: usart3_rts-0 { + atmel,pins = + ; /* PC24 periph B */ + }; + + pinctrl_usart3_cts: usart3_cts-0 { + atmel,pins = + ; /* PC25 periph B */ + }; + }; + + uart0 { + pinctrl_uart0: uart0-0 { + atmel,pins = + ; /* PC8 periph C */ + }; + }; + + uart1 { + pinctrl_uart1: uart1-0 { + atmel,pins = + ; + }; + }; + + nand { + pinctrl_nand_rb: nand-rb-0 { + atmel,pins = + ; + }; + + pinctrl_nand_cs: nand-cs-0 { + atmel,pins = + ; + }; + }; + + mmc0 { + pinctrl_mmc0_slot0_clk_cmd_dat0: mmc0_slot0_clk_cmd_dat0-0 { + atmel,pins = + ; /* PA15 periph A with pullup */ + }; + + pinctrl_mmc0_slot0_dat1_3: mmc0_slot0_dat1_3-0 { + atmel,pins = + ; /* PA20 periph A with pullup */ + }; + + pinctrl_mmc0_slot0_dat4_7: mmc0_slot0_dat4_7-0 { + atmel,pins = + ; /* PA14 periph B with pullup */ + }; + }; + + ssc0 { + pinctrl_ssc0_tx: ssc0_tx-0 { + atmel,pins = + ; /* PA26 periph B */ + }; + + pinctrl_ssc0_rx: ssc0_rx-0 { + atmel,pins = + ; /* PA29 periph B */ + }; + }; + + spi0 { + pinctrl_spi0: spi0-0 { + atmel,pins = + ; /* PA13 periph A SPI0_SPCK pin */ + }; + }; + + spi1 { + pinctrl_spi1: spi1-0 { + atmel,pins = + ; /* PA23 periph B SPI1_SPCK pin */ + }; + }; + + i2c0 { + pinctrl_i2c0: i2c0-0 { + atmel,pins = + ; + }; + }; + + i2c1 { + pinctrl_i2c1: i2c1-0 { + atmel,pins = + ; + }; + }; + + tcb0 { + pinctrl_tcb0_tclk0: tcb0_tclk0-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tclk1: tcb0_tclk1-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tclk2: tcb0_tclk2-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tioa0: tcb0_tioa0-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tioa1: tcb0_tioa1-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tioa2: tcb0_tioa2-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tiob0: tcb0_tiob0-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tiob1: tcb0_tiob1-0 { + atmel,pins = ; + }; + + pinctrl_tcb0_tiob2: tcb0_tiob2-0 { + atmel,pins = ; + }; + }; + + tcb1 { + pinctrl_tcb1_tclk0: tcb1_tclk0-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tclk1: tcb1_tclk1-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tclk2: tcb1_tclk2-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tioa0: tcb1_tioa0-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tioa1: tcb1_tioa1-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tioa2: tcb1_tioa2-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tiob0: tcb1_tiob0-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tiob1: tcb1_tiob1-0 { + atmel,pins = ; + }; + + pinctrl_tcb1_tiob2: tcb1_tiob2-0 { + atmel,pins = ; + }; + }; + + pioA: gpio@fffff400 { + compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; + reg = <0xfffff400 0x200>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 2>; + }; + + pioB: gpio@fffff600 { + compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; + reg = <0xfffff600 0x200>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 2>; + }; + + pioC: gpio@fffff800 { + compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; + reg = <0xfffff800 0x200>; + interrupts = <3 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 3>; + }; + + pioD: gpio@fffffa00 { + compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio"; + reg = <0xfffffa00 0x200>; + interrupts = <3 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 3>; + }; + }; + + dbgu: serial@fffff200 { + compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"; + reg = <0xfffff200 0x200>; + atmel,usart-mode = ; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_dbgu>; + clocks = <&pmc PMC_TYPE_CORE PMC_MCK>; + clock-names = "usart"; + status = "disabled"; + }; + + ssc0: ssc@f0010000 { + compatible = "atmel,at91sam9g45-ssc"; + reg = <0xf0010000 0x4000>; + interrupts = <28 IRQ_TYPE_LEVEL_HIGH 5>; + dmas = <&dma 0 AT91_DMA_CFG_PER_ID(21)>, + <&dma 0 AT91_DMA_CFG_PER_ID(22)>; + dma-names = "tx", "rx"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 28>; + clock-names = "pclk"; + status = "disabled"; + }; + + usart0: serial@f801c000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xf801c000 0x4000>; + atmel,usart-mode = ; + interrupts = <5 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart0>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 5>; + clock-names = "usart"; + status = "disabled"; + }; + + usart1: serial@f8020000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xf8020000 0x4000>; + atmel,usart-mode = ; + interrupts = <6 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart1>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 6>; + clock-names = "usart"; + status = "disabled"; + }; + + usart2: serial@f8024000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xf8024000 0x4000>; + atmel,usart-mode = ; + interrupts = <7 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 7>; + clock-names = "usart"; + status = "disabled"; + }; + + usart3: serial@f8028000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xf8028000 0x4000>; + atmel,usart-mode = ; + interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart3>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 8>; + clock-names = "usart"; + status = "disabled"; + }; + + i2c0: i2c@f8010000 { + compatible = "atmel,at91sam9x5-i2c"; + reg = <0xf8010000 0x100>; + interrupts = <9 IRQ_TYPE_LEVEL_HIGH 6>; + dmas = <&dma 1 AT91_DMA_CFG_PER_ID(13)>, + <&dma 1 AT91_DMA_CFG_PER_ID(14)>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c0>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 9>; + status = "disabled"; + }; + + i2c1: i2c@f8014000 { + compatible = "atmel,at91sam9x5-i2c"; + reg = <0xf8014000 0x100>; + interrupts = <10 IRQ_TYPE_LEVEL_HIGH 6>; + dmas = <&dma 1 AT91_DMA_CFG_PER_ID(15)>, + <&dma 1 AT91_DMA_CFG_PER_ID(16)>; + dma-names = "tx", "rx"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c1>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 10>; + status = "disabled"; + }; + + spi0: spi@f0000000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "atmel,at91rm9200-spi"; + reg = <0xf0000000 0x100>; + interrupts = <13 IRQ_TYPE_LEVEL_HIGH 3>; + dmas = <&dma 1 AT91_DMA_CFG_PER_ID(1)>, + <&dma 1 AT91_DMA_CFG_PER_ID(2)>; + dma-names = "tx", "rx"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spi0>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 13>; + clock-names = "spi_clk"; + status = "disabled"; + }; + + spi1: spi@f0004000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "atmel,at91rm9200-spi"; + reg = <0xf0004000 0x100>; + interrupts = <14 IRQ_TYPE_LEVEL_HIGH 3>; + dmas = <&dma 1 AT91_DMA_CFG_PER_ID(3)>, + <&dma 1 AT91_DMA_CFG_PER_ID(4)>; + dma-names = "tx", "rx"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spi1>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 14>; + clock-names = "spi_clk"; + status = "disabled"; + }; + + watchdog@fffffe40 { + compatible = "atmel,at91sam9260-wdt"; + reg = <0xfffffe40 0x10>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&clk32k>; + atmel,watchdog-type = "hardware"; + atmel,reset-type = "all"; + atmel,dbg-halt; + status = "disabled"; + }; + + rtc@fffffeb0 { + compatible = "atmel,at91rm9200-rtc"; + reg = <0xfffffeb0 0x40>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&clk32k>; + status = "disabled"; + }; + + pwm0: pwm@f8034000 { + compatible = "atmel,at91sam9rl-pwm"; + reg = <0xf8034000 0x300>; + interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>; + #pwm-cells = <3>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 18>; + status = "disabled"; + }; + + usb1: gadget@f803c000 { + compatible = "atmel,at91sam9260-udc"; + reg = <0xf803c000 0x4000>; + interrupts = <23 IRQ_TYPE_LEVEL_HIGH 2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 23>, <&pmc PMC_TYPE_SYSTEM 7>; + clock-names = "pclk", "hclk"; + status = "disabled"; + }; + }; + + usb0: ohci@500000 { + compatible = "atmel,at91rm9200-ohci", "usb-ohci"; + reg = <0x00500000 0x00100000>; + interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 22>, <&pmc PMC_TYPE_PERIPHERAL 22>, <&pmc PMC_TYPE_SYSTEM 6>; + clock-names = "ohci_clk", "hclk", "uhpck"; + status = "disabled"; + }; + + ebi: ebi@10000000 { + compatible = "atmel,at91sam9x5-ebi"; + #address-cells = <2>; + #size-cells = <1>; + atmel,smc = <&smc>; + atmel,matrix = <&matrix>; + reg = <0x10000000 0x60000000>; + ranges = <0x0 0x0 0x10000000 0x10000000 + 0x1 0x0 0x20000000 0x10000000 + 0x2 0x0 0x30000000 0x10000000 + 0x3 0x0 0x40000000 0x10000000 + 0x4 0x0 0x50000000 0x10000000 + 0x5 0x0 0x60000000 0x10000000>; + clocks = <&pmc PMC_TYPE_CORE PMC_MCK>; + status = "disabled"; + + nand_controller: nand-controller { + compatible = "atmel,at91sam9g45-nand-controller"; + ecc-engine = <&pmecc>; + #address-cells = <2>; + #size-cells = <1>; + ranges; + status = "disabled"; + }; + }; + }; + + i2c-gpio-0 { + compatible = "i2c-gpio"; + gpios = <&pioA 30 GPIO_ACTIVE_HIGH /* sda */ + &pioA 31 GPIO_ACTIVE_HIGH /* scl */ + >; + i2c-gpio,sda-open-drain; + i2c-gpio,scl-open-drain; + i2c-gpio,delay-us = <2>; /* ~100 kHz */ + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; +}; -- cgit v1.2.3