diff options
| author | Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> | 2020-08-16 20:33:15 +0100 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2020-08-25 11:19:03 +0200 |
| commit | c0ed2ee793f1f5c15d88c0dd458504b7b2aa9d6a (patch) | |
| tree | a043b827b6ed66400686ac6881eeb04f2c746ec3 /arch/arm/boot/dts/r8a7742-iwg21m.dtsi | |
| parent | be571bec2cfdb7aaa096d547aa8a1559a0c0cc90 (diff) | |
ARM: dts: r8a7742-iwg21m: Add RTC support
Enable BQ32000 RTC which is connected to I2C0 on the iWave RainboW-G21M-q7
SOM.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Link: https://lore.kernel.org/r/20200816193316.7641-3-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm/boot/dts/r8a7742-iwg21m.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/r8a7742-iwg21m.dtsi | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7742-iwg21m.dtsi b/arch/arm/boot/dts/r8a7742-iwg21m.dtsi index 6e8df79bea94..0f26807f92b8 100644 --- a/arch/arm/boot/dts/r8a7742-iwg21m.dtsi +++ b/arch/arm/boot/dts/r8a7742-iwg21m.dtsi @@ -35,6 +35,21 @@ clock-frequency = <20000000>; }; +&i2c0 { + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + rtc@68 { + compatible = "ti,bq32000"; + reg = <0x68>; + interrupt-parent = <&gpio1>; + interrupts = <1 IRQ_TYPE_EDGE_FALLING>; + }; +}; + &mmcif1 { pinctrl-0 = <&mmc1_pins>; pinctrl-names = "default"; @@ -46,6 +61,11 @@ }; &pfc { + i2c0_pins: i2c0 { + groups = "i2c0"; + function = "i2c0"; + }; + mmc1_pins: mmc1 { groups = "mmc1_data4", "mmc1_ctrl"; function = "mmc1"; |