On 2017년 11월 29일 20:13, Marek Szyprowski wrote:
> Add device tree node with S3FWRN5 NFC chip to TM2(e) boards. The chip is
> connected through HS-I2C bus #4.
>
> Signed-off-by: Robert Baldyga <r.baldyga@xxxxxxxxxxx>
> [mszyprow: rebased onto v4.15-rc1, moved node to exynos5433-tm2-common.dtsi,
> rephrased commit message]
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
> index 297597442c44..5028d7352856 100644
> --- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
> +++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
> @@ -741,6 +741,19 @@
> };
> };
>
> +&hsi2c_4 {
> + status = "okay";
> +
> + s3fwrn5: nfc@27 {
> + compatible = "samsung,s3fwrn5-i2c";
> + reg = <0x27>;
> + interrupt-parent = <&gpa1>;
> + interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
> + s3fwrn5,en-gpios = <&gpf1 4 GPIO_ACTIVE_HIGH>;
> + s3fwrn5,fw-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>;
> + };
> +};
> +
> &hsi2c_5 {
> status = "okay";
>
>
I tested it by using neard daemon. The NFC device on TM2
detects the external NFC id card.
Reviewed-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Tested-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
--
Best Regards,
Chanwoo Choi
Samsung Electronics
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