| Message ID | 1606909661-3814-2-git-send-email-bongsu.jeon@samsung.com |
|---|---|
| State | New |
| Headers | show |
| Series | [v5,net-next,1/4] dt-bindings: net: nfc: s3fwrn5: Support a UART interface | expand |
On Thu, Dec 3, 2020 at 2:16 AM Krzysztof Kozlowski <krzk@kernel.org> wrote: > > On Wed, Dec 02, 2020 at 08:47:38PM +0900, Bongsu Jeon wrote: > > From: Bongsu Jeon <bongsu.jeon@samsung.com> > > > > Since S3FWRN82 NFC Chip, The UART interface can be used. > > S3FWRN82 supports I2C and UART interface. > > > > Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com> > > --- > > .../bindings/net/nfc/samsung,s3fwrn5.yaml | 31 +++++++++++++++++++--- > > 1 file changed, 28 insertions(+), 3 deletions(-) > > > > Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> > > Best regards, > Krzysztof Thanks a lot for advising and reviewing my patches.
diff --git a/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml b/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml index cb0b8a5..ca3904b 100644 --- a/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml +++ b/Documentation/devicetree/bindings/net/nfc/samsung,s3fwrn5.yaml @@ -12,7 +12,9 @@ maintainers: properties: compatible: - const: samsung,s3fwrn5-i2c + enum: + - samsung,s3fwrn5-i2c + - samsung,s3fwrn82 en-gpios: maxItems: 1 @@ -47,10 +49,19 @@ additionalProperties: false required: - compatible - en-gpios - - interrupts - - reg - wake-gpios +allOf: + - if: + properties: + compatible: + contains: + const: samsung,s3fwrn5-i2c + then: + required: + - interrupts + - reg + examples: - | #include <dt-bindings/gpio/gpio.h> @@ -71,3 +82,17 @@ examples: wake-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>; }; }; + # UART example on Raspberry Pi + - | + uart0 { + status = "okay"; + + nfc { + compatible = "samsung,s3fwrn82"; + + en-gpios = <&gpio 20 GPIO_ACTIVE_HIGH>; + wake-gpios = <&gpio 16 GPIO_ACTIVE_HIGH>; + + status = "okay"; + }; + };