ARM: dts: iwg23s-sbc: Enable RTC

Enable NXP pcf85263 real time clock for the iWave SBC based on RZ/G1C.

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>

diff --git a/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts b/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts
index 40b7f98d60139eb05e95d047de65849730915fda..77d18242ef59ecbec8c00f8c066fdc07be789fb4 100644 (file)
--- a/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts
+++ b/arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts
@@ -84,12 +84,30 @@ &extal_clk {
        clock-frequency = <20000000>;
 };
 
+&i2c3 {
+       pinctrl-0 = <&i2c3_pins>;
+       pinctrl-names = "default";
+
+       status = "okay";
+       clock-frequency = <400000>;
+
+       rtc@51 {
+               compatible = "nxp,pcf85263";
+               reg = <0x51>;
+       };
+};
+
 &pfc {
        avb_pins: avb {
                groups = "avb_mdio", "avb_gmii_tx_rx";
                function = "avb";
        };
 
+       i2c3_pins: i2c3 {
+               groups = "i2c3_c";
+               function = "i2c3";
+       };
+
        mmc_pins_uhs: mmc_uhs {
                groups = "mmc_data8", "mmc_ctrl";
                function = "mmc";