arm64: dts: qcom: sdm845-google-common: Enable NFC

Enable NFC controller NXP PN557.

Signed-off-by: David Heidelberg <david@ixit.cz>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260403-oneplus-nfc-v3-5-fbdce57d63c1@ixit.cz
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
index 6930066857768205bfce894698c0697eeaf3f77a..b2dc0327dff8567e613090fc9152a36ef251386d 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
@@ -391,6 +391,23 @@
        firmware-name = "qcom/sdm845/Google/blueline/a630_zap.mbn";
 };
 
+&i2c3 {
+       status = "okay";
+
+       nfc@28 {
+               compatible = "nxp,pn557", "nxp,nxp-nci-i2c";
+               reg = <0x28>;
+
+               interrupts-extended = <&tlmm 63 IRQ_TYPE_EDGE_RISING>;
+
+               enable-gpios = <&tlmm 25 GPIO_ACTIVE_HIGH>;
+               firmware-gpios = <&tlmm 79 GPIO_ACTIVE_HIGH>;
+
+               pinctrl-0 = <&nfc_int_default &nfc_enable_default>;
+               pinctrl-names = "default";
+       };
+};
+
 &i2c12 {
        /* Bottom spkr (right) CS35L36 @ 40 */
 
@@ -459,6 +476,20 @@
        gpio-reserved-ranges = < 0 4>, /* SPI (Intel MNH Pixel Visual Core) */
                               <81 4>; /* SPI (most likely Fingerprint Cards FPC1075) */
 
+       nfc_int_default: nfc-int-default-state {
+               pins = "gpio63";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-pull-down;
+       };
+
+       nfc_enable_default: nfc-enable-default-state {
+               pins = "gpio25", "gpio79";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-pull-down;
+       };
+
        touchscreen_reset: ts-reset-state {
                pins = "gpio99";
                function = "gpio";