Return-path: Received: from mail-lf0-f68.google.com ([209.85.215.68]:35646 "EHLO mail-lf0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755640AbcJPU7p (ORCPT ); Sun, 16 Oct 2016 16:59:45 -0400 From: Martin Blumenstingl To: ath9k-devel@lists.ath9k.org, devicetree@vger.kernel.org, linux-wireless@vger.kernel.org, ath9k-devel@qca.qualcomm.com, robh+dt@kernel.org Cc: mcgrof@do-not-panic.com, mark.rutland@arm.com, kvalo@codeaurora.org, chunkeey@googlemail.com, arend.vanspriel@broadcom.com, julian.calaby@gmail.com, bjorn@mork.no, linux@rempel-privat.de, nbd@nbd.name, Martin Blumenstingl Subject: [PATCH v8 1/3] Documentation: dt: net: add ath9k wireless device binding Date: Sun, 16 Oct 2016 22:59:05 +0200 Message-Id: <20161016205907.19927-2-martin.blumenstingl@googlemail.com> (sfid-20161016_225957_480323_FC8C1E52) In-Reply-To: <20161016205907.19927-1-martin.blumenstingl@googlemail.com> References: <20161002214743.2263-1-martin.blumenstingl@googlemail.com> <20161016205907.19927-1-martin.blumenstingl@googlemail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Add documentation how devicetree can be used to configure ath9k based devices. Signed-off-by: Martin Blumenstingl --- .../devicetree/bindings/net/wireless/qca,ath9k.txt | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/wireless/qca,ath9k.txt diff --git a/Documentation/devicetree/bindings/net/wireless/qca,ath9k.txt b/Documentation/devicetree/bindings/net/wireless/qca,ath9k.txt new file mode 100644 index 0000000..b7396c8 --- /dev/null +++ b/Documentation/devicetree/bindings/net/wireless/qca,ath9k.txt @@ -0,0 +1,48 @@ +* Qualcomm Atheros ath9k wireless devices + +This node provides properties for configuring the ath9k wireless device. The +node is expected to be specified as a child node of the PCI controller to +which the wireless chip is connected. + +Required properties: +- compatible: For PCI and PCIe devices this should be an identifier following + the format as defined in "PCI Bus Binding to Open Firmware" + Revision 2.1. One of the possible formats is "pciVVVV,DDDD" + where VVVV is the PCI vendor ID and DDDD is PCI device ID. + Typically QCA's PCI vendor ID 168c is used while the PCI device + ID depends on the chipset - see the following (possibly + incomplete) list: + - 0023 for AR5416 + - 0024 for AR5418 + - 0027 for AR9160 + - 0029 for AR9220 and AR9223 + - 002a for AR9280 and AR9283 + - 002b for AR9285 + - 002c for AR2427 + - 002d for AR9227 + - 002e for AR9287 + - 0030 for AR9380, AR9381 and AR9382 + - 0032 for AR9485 + - 0033 for AR9580 and AR9590 + - 0034 for AR9462 + - 0036 for AR9565 + - 0037 for AR9485 +- reg: Address and length of the register set for the device. + +Optional properties: +- qca,no-eeprom: Indicates that there is no physical EEPROM connected to the + ath9k wireless chip (in this case the calibration / + EEPROM data will be loaded from userspace using the + kernel firmware loader). +- mac-address: See ethernet.txt in the parent directory +- local-mac-address: See ethernet.txt in the parent directory + + +In this example, the node is defined as child node of the PCI controller: +&pci0 { + wifi@168c,002d { + compatible = "pci168c,002d"; + reg = <0x7000 0 0 0 0x1000>; + qca,no-eeprom; + }; +}; -- 2.10.0