arm64: dts: renesas: r8a77965: Add IIC-DVFS device node

Populate the device node for the IIC Bus Interface for DVFS (IIC for
DVFS) on R-Car M3-N, and add an alias to fix its bus number.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 14 insertions, 2 deletions

diff --git a/arch/arm64/boot/dts/renesas/r8a77965.dtsi b/arch/arm64/boot/dts/renesas/r8a77965.dtsi
index 8c9648a24ee0..c1ecc1b8385f 100644
--- a/arch/arm64/boot/dts/renesas/r8a77965.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77965.dtsi
@@ -18,6 +18,10 @@
         #address-cells = <2>;
         #size-cells = <2>;
 
+        aliases {
+                i2c7 = &i2c_dvfs;
+        };
+
         psci {
                 compatible = "arm,psci-1.0", "arm,psci-0.2";
                 method = "smc";
@@ -663,9 +667,17 @@
                 i2c_dvfs: i2c@e60b0000 {
                         #address-cells = <1>;
                         #size-cells = <0>;
-
+                        compatible = "renesas,iic-r8a77965",
+                                     "renesas,rcar-gen3-iic",
+                                     "renesas,rmobile-iic";
                         reg = <0 0xe60b0000 0 0x425>;
-                        /* placeholder */
+                        interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
+                        clocks = <&cpg CPG_MOD 926>;
+                        power-domains = <&sysc 32>;
+                        resets = <&cpg 926>;
+                        dmas = <&dmac0 0x11>, <&dmac0 0x10>;
+                        dma-names = "tx", "rx";
+                        status = "disabled";
                 };
 
                 pwm0: pwm@e6e30000 {