diff options
Diffstat (limited to 'dts/Bindings/i2c')
| -rw-r--r-- | dts/Bindings/i2c/i2c-aspeed.txt | 3 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-brcmstb.txt | 2 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-fsi.txt | 40 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-imx-lpi2c.txt | 1 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-jz4780.txt | 4 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-mpc.txt | 2 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-mux-pca954x.txt | 2 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-owl.txt | 27 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-pca-platform.txt | 2 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-pnx.txt | 2 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-pxa.txt | 3 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-rcar.txt | 5 | ||||
| -rw-r--r-- | dts/Bindings/i2c/i2c-sh_mobile.txt | 4 |
13 files changed, 74 insertions, 23 deletions
diff --git a/dts/Bindings/i2c/i2c-aspeed.txt b/dts/Bindings/i2c/i2c-aspeed.txt index e7106bfc1f..8fbd8633a3 100644 --- a/dts/Bindings/i2c/i2c-aspeed.txt +++ b/dts/Bindings/i2c/i2c-aspeed.txt @@ -11,9 +11,6 @@ Required Properties: - resets : phandle to reset controller with the reset number in the second cell - interrupts : interrupt number -- interrupt-parent : interrupt controller for bus, should reference a - aspeed,ast2400-i2c-ic or aspeed,ast2500-i2c-ic - interrupt controller Optional Properties: - bus-frequency : frequency of the bus clock in Hz defaults to 100 kHz when not diff --git a/dts/Bindings/i2c/i2c-brcmstb.txt b/dts/Bindings/i2c/i2c-brcmstb.txt index aeceaceba3..0380609b17 100644 --- a/dts/Bindings/i2c/i2c-brcmstb.txt +++ b/dts/Bindings/i2c/i2c-brcmstb.txt @@ -10,8 +10,6 @@ Required properties: Optional properties : -- interrupt-parent: specifies the phandle to the parent interrupt controller - this one is cascaded from - interrupts: specifies the interrupt number, the irq line to be used - interrupt-names: Interrupt name string diff --git a/dts/Bindings/i2c/i2c-fsi.txt b/dts/Bindings/i2c/i2c-fsi.txt new file mode 100644 index 0000000000..b1be2ceb7e --- /dev/null +++ b/dts/Bindings/i2c/i2c-fsi.txt @@ -0,0 +1,40 @@ +Device-tree bindings for FSI-attached I2C master and busses +----------------------------------------------------------- + +Required properties: + - compatible = "ibm,i2c-fsi"; + - reg = < address size >; : The FSI CFAM address and address + space size. + - #address-cells = <1>; : Number of address cells in child + nodes. + - #size-cells = <0>; : Number of size cells in child nodes. + - child nodes : Nodes to describe busses off the I2C + master. + +Child node required properties: + - reg = < port number > : The port number on the I2C master. + +Child node optional properties: + - child nodes : Nodes to describe devices on the I2C + bus. + +Examples: + + i2c@1800 { + compatible = "ibm,i2c-fsi"; + reg = < 0x1800 0x400 >; + #address-cells = <1>; + #size-cells = <0>; + + i2c-bus@0 { + reg = <0>; + }; + + i2c-bus@1 { + reg = <1>; + + eeprom@50 { + compatible = "vendor,dev-name"; + }; + }; + }; diff --git a/dts/Bindings/i2c/i2c-imx-lpi2c.txt b/dts/Bindings/i2c/i2c-imx-lpi2c.txt index 60fe90d69f..00e4365d72 100644 --- a/dts/Bindings/i2c/i2c-imx-lpi2c.txt +++ b/dts/Bindings/i2c/i2c-imx-lpi2c.txt @@ -5,7 +5,6 @@ Required properties: - "fsl,imx7ulp-lpi2c" for LPI2C compatible with the one integrated on i.MX7ULP soc - "fsl,imx8dv-lpi2c" for LPI2C compatible with the one integrated on i.MX8DV soc - reg : address and length of the lpi2c master registers -- interrupt-parent : core interrupt controller - interrupts : lpi2c interrupt - clocks : lpi2c clock specifier diff --git a/dts/Bindings/i2c/i2c-jz4780.txt b/dts/Bindings/i2c/i2c-jz4780.txt index d4a082acf9..3738cfbf86 100644 --- a/dts/Bindings/i2c/i2c-jz4780.txt +++ b/dts/Bindings/i2c/i2c-jz4780.txt @@ -11,10 +11,6 @@ Recommended properties: - pinctrl-names: should be "default"; - pinctrl-0: phandle to pinctrl function -Optional properties: -- interrupt-parent: Should be the phandle of the interrupt controller that - delivers interrupts to the I2C block. - Example / { diff --git a/dts/Bindings/i2c/i2c-mpc.txt b/dts/Bindings/i2c/i2c-mpc.txt index 1eacd6b20e..42a3905269 100644 --- a/dts/Bindings/i2c/i2c-mpc.txt +++ b/dts/Bindings/i2c/i2c-mpc.txt @@ -15,8 +15,6 @@ Recommended properties : information for the interrupt. This should be encoded based on the information in section 2) depending on the type of interrupt controller you have. - - interrupt-parent : the phandle for the interrupt controller that - services interrupts for this device. - fsl,preserve-clocking : boolean; if defined, the clock settings from the bootloader are preserved (not touched). - clock-frequency : desired I2C bus clock frequency in Hz. diff --git a/dts/Bindings/i2c/i2c-mux-pca954x.txt b/dts/Bindings/i2c/i2c-mux-pca954x.txt index 34d9150134..ccf6c86ed0 100644 --- a/dts/Bindings/i2c/i2c-mux-pca954x.txt +++ b/dts/Bindings/i2c/i2c-mux-pca954x.txt @@ -28,8 +28,6 @@ Optional Properties: - i2c-mux-idle-disconnect: Boolean; if defined, forces mux to disconnect all children in idle state. This is necessary for example, if there are several multiplexers on the bus and the devices behind them use same I2C addresses. - - interrupt-parent: Phandle for the interrupt controller that services - interrupts for this device. - interrupts: Interrupt mapping for IRQ. - interrupt-controller: Marks the device node as an interrupt controller. - #interrupt-cells : Should be two. diff --git a/dts/Bindings/i2c/i2c-owl.txt b/dts/Bindings/i2c/i2c-owl.txt new file mode 100644 index 0000000000..b743fe444e --- /dev/null +++ b/dts/Bindings/i2c/i2c-owl.txt @@ -0,0 +1,27 @@ +Actions Semiconductor Owl I2C controller + +Required properties: + +- compatible : Should be "actions,s900-i2c". +- reg : Offset and length of the register set for the device. +- #address-cells : Should be 1. +- #size-cells : Should be 0. +- interrupts : A single interrupt specifier. +- clocks : Phandle of the clock feeding the I2C controller. + +Optional properties: + +- clock-frequency : Desired I2C bus clock frequency in Hz. As only Normal and + Fast modes are supported, possible values are 100000 and + 400000. +Examples: + + i2c0: i2c@e0170000 { + compatible = "actions,s900-i2c"; + reg = <0 0xe0170000 0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clock CLK_I2C0>; + clock-frequency = <100000>; + }; diff --git a/dts/Bindings/i2c/i2c-pca-platform.txt b/dts/Bindings/i2c/i2c-pca-platform.txt index f1f3876bb8..73a693d66e 100644 --- a/dts/Bindings/i2c/i2c-pca-platform.txt +++ b/dts/Bindings/i2c/i2c-pca-platform.txt @@ -12,8 +12,6 @@ Required properties : Optional properties - interrupts : the interrupt number - - interrupt-parent : the phandle for the interrupt controller. - If an interrupt is not specified polling will be used. - reset-gpios : gpio specifier for gpio connected to RESET_N pin. As the line is active low, it should be marked GPIO_ACTIVE_LOW. - clock-frequency : I2C bus frequency. diff --git a/dts/Bindings/i2c/i2c-pnx.txt b/dts/Bindings/i2c/i2c-pnx.txt index fe98ada33e..2a59006cf7 100644 --- a/dts/Bindings/i2c/i2c-pnx.txt +++ b/dts/Bindings/i2c/i2c-pnx.txt @@ -7,8 +7,6 @@ Required properties: - interrupts: configure one interrupt line - #address-cells: always 1 (for i2c addresses) - #size-cells: always 0 - - interrupt-parent: the phandle for the interrupt controller that - services interrupts for this device. Optional properties: diff --git a/dts/Bindings/i2c/i2c-pxa.txt b/dts/Bindings/i2c/i2c-pxa.txt index d30f0b11d8..c30783c0ec 100644 --- a/dts/Bindings/i2c/i2c-pxa.txt +++ b/dts/Bindings/i2c/i2c-pxa.txt @@ -12,9 +12,6 @@ Required properties : Recommended properties : - interrupts : the interrupt number - - interrupt-parent : the phandle for the interrupt controller that - services interrupts for this device. If the parent is the default - interrupt controller in device tree, it could be ignored. - mrvl,i2c-polling : Disable interrupt of i2c controller. Polling status register of i2c controller instead. - mrvl,i2c-fast-mode : Enable fast mode of i2c controller. diff --git a/dts/Bindings/i2c/i2c-rcar.txt b/dts/Bindings/i2c/i2c-rcar.txt index 7ce8fae555..39cd21d958 100644 --- a/dts/Bindings/i2c/i2c-rcar.txt +++ b/dts/Bindings/i2c/i2c-rcar.txt @@ -4,6 +4,7 @@ Required properties: - compatible: "renesas,i2c-r8a7743" if the device is a part of a R8A7743 SoC. "renesas,i2c-r8a7745" if the device is a part of a R8A7745 SoC. + "renesas,i2c-r8a774a1" if the device is a part of a R8A774A1 SoC. "renesas,i2c-r8a7778" if the device is a part of a R8A7778 SoC. "renesas,i2c-r8a7779" if the device is a part of a R8A7779 SoC. "renesas,i2c-r8a7790" if the device is a part of a R8A7790 SoC. @@ -16,11 +17,13 @@ Required properties: "renesas,i2c-r8a77965" if the device is a part of a R8A77965 SoC. "renesas,i2c-r8a77970" if the device is a part of a R8A77970 SoC. "renesas,i2c-r8a77980" if the device is a part of a R8A77980 SoC. + "renesas,i2c-r8a77990" if the device is a part of a R8A77990 SoC. "renesas,i2c-r8a77995" if the device is a part of a R8A77995 SoC. "renesas,rcar-gen1-i2c" for a generic R-Car Gen1 compatible device. "renesas,rcar-gen2-i2c" for a generic R-Car Gen2 or RZ/G1 compatible device. - "renesas,rcar-gen3-i2c" for a generic R-Car Gen3 compatible device. + "renesas,rcar-gen3-i2c" for a generic R-Car Gen3 or RZ/G2 compatible + device. "renesas,i2c-rcar" (deprecated) When compatible with the generic version, nodes must list the diff --git a/dts/Bindings/i2c/i2c-sh_mobile.txt b/dts/Bindings/i2c/i2c-sh_mobile.txt index fc7e178027..872673adff 100644 --- a/dts/Bindings/i2c/i2c-sh_mobile.txt +++ b/dts/Bindings/i2c/i2c-sh_mobile.txt @@ -6,6 +6,7 @@ Required properties: - "renesas,iic-r8a7740" (R-Mobile A1) - "renesas,iic-r8a7743" (RZ/G1M) - "renesas,iic-r8a7745" (RZ/G1E) + - "renesas,iic-r8a774a1" (RZ/G2M) - "renesas,iic-r8a7790" (R-Car H2) - "renesas,iic-r8a7791" (R-Car M2-W) - "renesas,iic-r8a7792" (R-Car V2H) @@ -17,7 +18,8 @@ Required properties: - "renesas,iic-sh73a0" (SH-Mobile AG5) - "renesas,rcar-gen2-iic" (generic R-Car Gen2 or RZ/G1 compatible device) - - "renesas,rcar-gen3-iic" (generic R-Car Gen3 compatible device) + - "renesas,rcar-gen3-iic" (generic R-Car Gen3 or RZ/G2 + compatible device) - "renesas,rmobile-iic" (generic device) When compatible with a generic R-Car version, nodes |