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ARM: dts: r8a7744: Add I2C and IIC support 

Add the I2C[0-5] and IIC[0,1,3] devices nodes to the R8A7744 device tree.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
hifive-unleashed-5.1
Biju Das 2018-11-30 15:26:23 +00:00 committed by Simon Horman
parent 28c0cf7398
commit fb64de56df
1 changed files with 125 additions and 2 deletions
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127
arch/arm/boot/dts/r8a7744.dtsi
View File

@ -310,19 +310,142 @@
reg = <0 0xe6300000 0 0x40000>;
};
/* The memory map in the User's Manual maps the cores to
* bus numbers
*/
i2c0: i2c@e6508000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,i2c-r8a7744",
"renesas,rcar-gen2-i2c";
reg = <0 0xe6508000 0 0x40>;
interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 931>;
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 931>;
i2c-scl-internal-delay-ns = <6>;
status = "disabled";
};
i2c1: i2c@e6518000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,i2c-r8a7744",
"renesas,rcar-gen2-i2c";
reg = <0 0xe6518000 0 0x40>;
interrupts = <GIC_SPI 288 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 930>;
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 930>;
i2c-scl-internal-delay-ns = <6>;
status = "disabled";
};
i2c2: i2c@e6530000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,i2c-r8a7744",
"renesas,rcar-gen2-i2c";
reg = <0 0xe6530000 0 0x40>;
/* placeholder */
interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 929>;
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 929>;
i2c-scl-internal-delay-ns = <6>;
status = "disabled";
};
i2c3: i2c@e6540000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,i2c-r8a7744",
"renesas,rcar-gen2-i2c";
reg = <0 0xe6540000 0 0x40>;
interrupts = <GIC_SPI 290 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 928>;
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 928>;
i2c-scl-internal-delay-ns = <6>;
status = "disabled";
};
i2c4: i2c@e6520000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,i2c-r8a7744",
"renesas,rcar-gen2-i2c";
reg = <0 0xe6520000 0 0x40>;
interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 927>;
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 927>;
i2c-scl-internal-delay-ns = <6>;
status = "disabled";
};
i2c5: i2c@e6528000 {
/* doesn't need pinmux */
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,i2c-r8a7744",
"renesas,rcar-gen2-i2c";
reg = <0 0xe6528000 0 0x40>;
/* placeholder */
interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 925>;
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 925>;
i2c-scl-internal-delay-ns = <110>;
status = "disabled";
};
iic0: i2c@e6500000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,iic-r8a7744",
"renesas,rcar-gen2-iic",
"renesas,rmobile-iic";
reg = <0 0xe6500000 0 0x425>;
interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 318>;
dmas = <&dmac0 0x61>, <&dmac0 0x62>,
<&dmac1 0x61>, <&dmac1 0x62>;
dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 318>;
status = "disabled";
};
iic1: i2c@e6510000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,iic-r8a7744",
"renesas,rcar-gen2-iic",
"renesas,rmobile-iic";
reg = <0 0xe6510000 0 0x425>;
interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 323>;
dmas = <&dmac0 0x65>, <&dmac0 0x66>,
<&dmac1 0x65>, <&dmac1 0x66>;
dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 323>;
status = "disabled";
};
iic3: i2c@e60b0000 {
/* doesn't need pinmux */
#address-cells = <1>;
#size-cells = <0>;
compatible = "renesas,iic-r8a7744";
reg = <0 0xe60b0000 0 0x425>;
interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 926>;
dmas = <&dmac0 0x77>, <&dmac0 0x78>,
<&dmac1 0x77>, <&dmac1 0x78>;
dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
resets = <&cpg 926>;
status = "disabled";
};
hsusb: usb@e6590000 {