nuvoton,npcm7xx-i2c.yaml (1549B)
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/i2c/nuvoton,npcm7xx-i2c.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: nuvoton NPCM7XX I2C Controller Device Tree Bindings 8 9description: | 10 The NPCM750x includes sixteen I2C bus controllers. All Controllers support 11 both master and slave mode. Each controller can switch between master and slave 12 at run time (i.e. IPMB mode). Each controller has two 16 byte HW FIFO for TX and 13 RX. 14 15maintainers: 16 - Tali Perry <tali.perry1@gmail.com> 17 18properties: 19 compatible: 20 const: nuvoton,npcm750-i2c 21 22 reg: 23 maxItems: 1 24 25 interrupts: 26 maxItems: 1 27 28 clocks: 29 maxItems: 1 30 description: Reference clock for the I2C bus 31 32 clock-frequency: 33 description: Desired I2C bus clock frequency in Hz. If not specified, 34 the default 100 kHz frequency will be used. 35 possible values are 100000, 400000 and 1000000. 36 default: 100000 37 enum: [100000, 400000, 1000000] 38 39required: 40 - compatible 41 - reg 42 - interrupts 43 - clocks 44 45allOf: 46 - $ref: /schemas/i2c/i2c-controller.yaml# 47 48unevaluatedProperties: false 49 50examples: 51 - | 52 #include <dt-bindings/clock/nuvoton,npcm7xx-clock.h> 53 #include <dt-bindings/interrupt-controller/arm-gic.h> 54 i2c0: i2c@80000 { 55 reg = <0x80000 0x1000>; 56 clocks = <&clk NPCM7XX_CLK_APB2>; 57 clock-frequency = <100000>; 58 interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>; 59 compatible = "nuvoton,npcm750-i2c"; 60 }; 61 62...