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Tue, 7 Apr 2020 01:58:43 -0400 (EDT) From: Alistair Francis To: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, mripard@kernel.org, wens@csie.org Subject: [PATCH v2 1/3] dt-bindings: net: bluetooth: Add rtl8723bs-bluetooth Date: Mon, 6 Apr 2020 22:58:35 -0700 Message-Id: <20200407055837.3508017-1-alistair@alistair23.me> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200406_225854_582022_EFE48A22 X-CRM114-Status: UNSURE ( 9.52 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [66.111.4.224 listed in list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Alistair Francis , linux-arm-kernel@lists.infradead.org, alistair23@gmail.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Vasily Khoruzhick Add binding document for bluetooth part of RTL8723BS/RTL8723CS Signed-off-by: Vasily Khoruzhick Signed-off-by: Alistair Francis --- v2: - Update bindings based on upstream feedback - Add RTL8822CS - Remove unused/unsupported fields - Remove firmware-postfix field - Small formatting changes .../bindings/net/realtek,rtl8723bs-bt.yaml | 55 +++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml diff --git a/Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml b/Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml new file mode 100644 index 000000000000..a03ce1bbc56f --- /dev/null +++ b/Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/realtek,rtl8723bs-bt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: RTL8723BS/RTL8723CS/RTL8822CS Bluetooth Device Tree Bindings + +maintainers: + - Vasily Khoruzhick + - Alistair Francis + +description: + RTL8723CS/RTL8723CS/RTL8822CS is WiFi + BT chip. WiFi part is connected over + SDIO, while BT is connected over serial. It speaks H5 protocol with few + extra commands to upload firmware and change module speed. + +properties: + compatible: + oneOf: + - "realtek,rtl8723bs-bt" + - "realtek,rtl8723cs-bt" + - "realtek,rtl8822cs-bt" + + device-wake-gpios: + maxItems: 1 + description: + GPIO specifier, used to wakeup the BT module + + enable-gpios: + maxItems: 1 + description: + GPIO specifier, used to enable the BT module + + host-wake-gpios: + maxItems: 1 + desciption: + GPIO specifier, used to wakeup the host processor + +required: + - compatible + +examples: + - | + &uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>; + uart-has-rtscts = <1>; + + bluetooth { + compatible = "realtek,rtl8723bs-bt"; + device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */ + host-wakeup-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ + }; + };