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authorBiju Das <biju.das@bp.renesas.com>2017-08-08 12:24:09 +0100
committerSimon Horman <horms+renesas@verge.net.au>2017-08-14 07:26:13 +0200
commit2d33ced5500320f55fd2f63364f1212ba19453e8 (patch)
tree61bca029f46c338c29cc8908b34798af4b457e59 /arch/arm/boot/dts/r8a7743.dtsi
parentbf38b9ac16c5c8a82d63c79391dd64c5924fc00b (diff)
downloadlinux-2d33ced5500320f55fd2f63364f1212ba19453e8.tar.bz2
ARM: dts: r8a7743: Add I2C DT support
Add the I2C[0-5] devices to the r8a7743 device tree. Signed-off-by: Biju Das <biju.das@bp.renesas.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/boot/dts/r8a7743.dtsi')
-rw-r--r--arch/arm/boot/dts/r8a7743.dtsi97
1 files changed, 97 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7743.dtsi b/arch/arm/boot/dts/r8a7743.dtsi
index f62e8587f1a8..ce80a26c421a 100644
--- a/arch/arm/boot/dts/r8a7743.dtsi
+++ b/arch/arm/boot/dts/r8a7743.dtsi
@@ -18,6 +18,15 @@
#address-cells = <2>;
#size-cells = <2>;
+ aliases {
+ i2c0 = &i2c0;
+ i2c1 = &i2c1;
+ i2c2 = &i2c2;
+ i2c3 = &i2c3;
+ i2c4 = &i2c4;
+ i2c5 = &i2c5;
+ };
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
@@ -314,6 +323,94 @@
dma-channels = <15>;
};
+ /* 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-r8a7743",
+ "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 R8A7743_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-r8a7743",
+ "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 R8A7743_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-r8a7743",
+ "renesas,rcar-gen2-i2c";
+ reg = <0 0xe6530000 0 0x40>;
+ interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 929>;
+ power-domains = <&sysc R8A7743_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-r8a7743",
+ "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 R8A7743_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-r8a7743",
+ "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 R8A7743_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-r8a7743",
+ "renesas,rcar-gen2-i2c";
+ reg = <0 0xe6528000 0 0x40>;
+ interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 925>;
+ power-domains = <&sysc R8A7743_PD_ALWAYS_ON>;
+ resets = <&cpg 925>;
+ i2c-scl-internal-delay-ns = <110>;
+ status = "disabled";
+ };
+
scifa0: serial@e6c40000 {
compatible = "renesas,scifa-r8a7743",
"renesas,rcar-gen2-scifa", "renesas,scifa";