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Tue, 17 Jul 2018 08:36:47 -0700 (PDT) From: Jerome Brunet To: Mark Brown , Liam Girdwood , Kevin Hilman , Carlo Caione Subject: [PATCH 01/15] ASoC: meson: add axg fifos DT binding documentation Date: Tue, 17 Jul 2018 17:36:25 +0200 Message-Id: <20180717153643.8806-2-jbrunet@baylibre.com> X-Mailer: git-send-email 2.14.4 In-Reply-To: <20180717153643.8806-1-jbrunet@baylibre.com> References: <20180717153643.8806-1-jbrunet@baylibre.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180717_083700_010440_98844D87 X-CRM114-Status: GOOD ( 10.32 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, Jerome Brunet MIME-Version: 1.0 Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add the DT bindings documentation for axg's FIFOs: TODDR and FRDDR. Signed-off-by: Jerome Brunet --- .../devicetree/bindings/sound/amlogic,axg-fifo.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt b/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt new file mode 100644 index 000000000000..3dfc2515e5c6 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/amlogic,axg-fifo.txt @@ -0,0 +1,23 @@ +* Amlogic Audio FIFO controllers + +Required properties: +- compatible: 'amlogic,axg-toddr' or + 'amlogic,axg-frddr' +- reg: physical base address of the controller and length of memory + mapped region. +- interrupts: interrupt specifier for the fifo. +- clocks: phandle to the fifo peripheral clock provided by the audio + clock controller. +- resets: phandle to memory ARB line provided by the arb reset controller. +- #sound-dai-cells: must be 0. + +Example of FRDDR A on the A113 SoC: + +frddr_a: audio-controller@1c0 { + compatible = "amlogic,axg-frddr"; + reg = <0x0 0x1c0 0x0 0x1c>; + #sound-dai-cells = <0>; + interrupts = ; + clocks = <&clkc_audio AUD_CLKID_FRDDR_A>; + resets = <&arb AXG_ARB_FRDDR_A>; +};