fxr.watson.org: sys/contrib/device-tree/Bindings/i2c/renesas,i2c.txt

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/i2c/renesas,i2c.txt

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1 I2C for R-Car platforms 2 3 Required properties: 4 - compatible: 5 "renesas,i2c-r8a7742" if the device is a part of a R8A7742 SoC. 6 "renesas,i2c-r8a7743" if the device is a part of a R8A7743 SoC. 7 "renesas,i2c-r8a7744" if the device is a part of a R8A7744 SoC. 8 "renesas,i2c-r8a7745" if the device is a part of a R8A7745 SoC. 9 "renesas,i2c-r8a77470" if the device is a part of a R8A77470 SoC. 10 "renesas,i2c-r8a774a1" if the device is a part of a R8A774A1 SoC. 11 "renesas,i2c-r8a774b1" if the device is a part of a R8A774B1 SoC. 12 "renesas,i2c-r8a774c0" if the device is a part of a R8A774C0 SoC. 13 "renesas,i2c-r8a774e1" if the device is a part of a R8A774E1 SoC. 14 "renesas,i2c-r8a7778" if the device is a part of a R8A7778 SoC. 15 "renesas,i2c-r8a7779" if the device is a part of a R8A7779 SoC. 16 "renesas,i2c-r8a7790" if the device is a part of a R8A7790 SoC. 17 "renesas,i2c-r8a7791" if the device is a part of a R8A7791 SoC. 18 "renesas,i2c-r8a7792" if the device is a part of a R8A7792 SoC. 19 "renesas,i2c-r8a7793" if the device is a part of a R8A7793 SoC. 20 "renesas,i2c-r8a7794" if the device is a part of a R8A7794 SoC. 21 "renesas,i2c-r8a7795" if the device is a part of a R8A7795 SoC. 22 "renesas,i2c-r8a7796" if the device is a part of a R8A77960 SoC. 23 "renesas,i2c-r8a77961" if the device is a part of a R8A77961 SoC. 24 "renesas,i2c-r8a77965" if the device is a part of a R8A77965 SoC. 25 "renesas,i2c-r8a77970" if the device is a part of a R8A77970 SoC. 26 "renesas,i2c-r8a77980" if the device is a part of a R8A77980 SoC. 27 "renesas,i2c-r8a77990" if the device is a part of a R8A77990 SoC. 28 "renesas,i2c-r8a77995" if the device is a part of a R8A77995 SoC. 29 "renesas,i2c-r8a779a0" if the device is a part of a R8A779A0 SoC. 30 "renesas,rcar-gen1-i2c" for a generic R-Car Gen1 compatible device. 31 "renesas,rcar-gen2-i2c" for a generic R-Car Gen2 or RZ/G1 compatible 32 device. 33 "renesas,rcar-gen3-i2c" for a generic R-Car Gen3 or RZ/G2 compatible 34 device. 35 "renesas,i2c-rcar" (deprecated) 36 37 When compatible with the generic version, nodes must list the 38 SoC-specific version corresponding to the platform first followed 39 by the generic version. 40 41 - reg: physical base address of the controller and length of memory mapped 42 region. 43 - interrupts: interrupt specifier. 44 45 Optional properties: 46 - clock-frequency: desired I2C bus clock frequency in Hz. The absence of this 47 property indicates the default frequency 100 kHz. 48 - clocks: clock specifier. 49 - dmas: Must contain a list of two references to DMA specifiers, one for 50 transmission, and one for reception. 51 - dma-names: Must contain a list of two DMA names, "tx" and "rx". 52 53 - i2c-scl-falling-time-ns: see i2c.txt 54 - i2c-scl-internal-delay-ns: see i2c.txt 55 - i2c-scl-rising-time-ns: see i2c.txt 56 57 Examples : 58 59 i2c0: i2c@e6508000 { 60 #address-cells = <1>; 61 #size-cells = <0>; 62 compatible = "renesas,i2c-r8a7791", "renesas,rcar-gen2-i2c"; 63 reg = <0 0xe6508000 0 0x40>; 64 interrupts = <0 287 IRQ_TYPE_LEVEL_HIGH>; 65 clocks = <&mstp9_clks R8A7791_CLK_I2C0>; 66 clock-frequency = <400000>; 67 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/i2c/renesas,i2c.txt

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/i2c/renesas,i2c.txt