From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christophe Ricard Subject: [PATCH 2/3] NFC: dts: st21nfcb_i2c: Add DTS Documentation Date: Sun, 25 May 2014 22:35:39 +0200 Message-ID: <1401050140-15050-3-git-send-email-christophe-h.ricard@st.com> References: <1401050140-15050-1-git-send-email-christophe-h.ricard@st.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1401050140-15050-1-git-send-email-christophe-h.ricard-qxv4g6HH51o@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-nfc-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org, sameo-VuQAYsv1563Yd54FQh9/CA@public.gmane.org Cc: christophe.ricard-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, christophe-h.ricard-qxv4g6HH51o@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org Describe the properties used by the st21nfcb NFC controller driver. --- .../devicetree/bindings/net/nfc/st21nfcb.txt | 33 ++++++++++++++= ++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/nfc/st21nfcb.= txt diff --git a/Documentation/devicetree/bindings/net/nfc/st21nfcb.txt b/D= ocumentation/devicetree/bindings/net/nfc/st21nfcb.txt new file mode 100644 index 0000000..3b58ae4 --- /dev/null +++ b/Documentation/devicetree/bindings/net/nfc/st21nfcb.txt @@ -0,0 +1,33 @@ +* STMicroelectronics SAS. ST21NFCB NFC Controller + +Required properties: +- compatible: Should be "st,st21nfcb_i2c". +- clock-frequency: I=C2=B2C work frequency. +- reg: address on the bus +- interrupt-parent: phandle for the interrupt gpio controller +- interrupts: GPIO interrupt to which the chip is connected +- reset-gpios: Output GPIO pin used to reset the ST21NFCB + +Optional SoC Specific Properties: +- pinctrl-names: Contains only one value - "default". +- pintctrl-0: Specifies the pin control groups used for this controlle= r. + +Example (for ARM-based BeagleBoard xM with ST21NFCB on I2C2): + +&i2c2 { + + status =3D "okay"; + + st21nfcb: st21nfcb@8 { + + compatible =3D "st,st21nfcb_i2c"; + + reg =3D <0x08>; + clock-frequency =3D <400000>; + + interrupt-parent =3D <&gpio5>; + interrupts =3D <2 IRQ_TYPE_LEVEL_LOW>; + + reset-gpios =3D <&gpio5 29 GPIO_ACTIVE_HIGH>; + }; +}; --=20 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" i= n the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html