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Mon, 10 Dec 2018 12:32:26 -0600 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 10 Dec 2018 12:32:26 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 10 Dec 2018 12:32:26 -0600 Received: from a0230074-OptiPlex-7010.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id wBAIWJdN020318; Mon, 10 Dec 2018 12:32:23 -0600 From: Faiz Abbas To: , , , Subject: [PATCH v3 1/3] dt-bindings: mmc: sdhci-am654: Document bindings for the host controllers on TI's AM654 SOCs Date: Tue, 11 Dec 2018 00:05:05 +0530 Message-ID: <20181210183507.9617-2-faiz_abbas@ti.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181210183507.9617-1-faiz_abbas@ti.com> References: <20181210183507.9617-1-faiz_abbas@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181210_103242_002545_E3CFE8C6 X-CRM114-Status: GOOD ( 17.22 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, ulf.hansson@linaro.org, adrian.hunter@intel.com, kishon@ti.com, robh+dt@kernel.org, faiz_abbas@ti.com, michal.simek@xilinx.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add binding documentation for mmc host controllers present on TI's AM654 SOCs. Signed-off-by: Faiz Abbas --- .../devicetree/bindings/mmc/sdhci-am654.txt | 36 +++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/sdhci-am654.txt diff --git a/Documentation/devicetree/bindings/mmc/sdhci-am654.txt b/Documentation/devicetree/bindings/mmc/sdhci-am654.txt new file mode 100644 index 000000000000..15dbbbace27e --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/sdhci-am654.txt @@ -0,0 +1,36 @@ +Device Tree Bindings for the SDHCI Controllers present on TI's AM654 SOCs + +The bindings follow the mmc[1], clock[2] and interrupt[3] bindings. +Only deviations are documented here. + + [1] Documentation/devicetree/bindings/mmc/mmc.txt + [2] Documentation/devicetree/bindings/clock/clock-bindings.txt + [3] Documentation/devicetree/bindings/interrupt-controller/interrupts.txt + +Required Properties: + - compatible: should be "ti,am654-sdhci-5.1" + - reg: Must be two entries. + - The first should be the sdhci register space + - The second should the subsystem/phy register space + - clocks: Handles to the clock inputs. + - clock-names: Tuple including "clk_xin" and "clk_ahb" + - interrupts: Interrupt specifiers + - ti,otap-del-sel: Output Tap Delay select + - ti,trm-icp: DLL trim select + - ti,driver-strength-ohm: driver strength in ohms. + Valid values are 33, 40, 50, 66 and 100 ohms. + +Example: + + sdhci0: sdhci@4f80000 { + compatible = "ti,am654-sdhci-5.1"; + reg = <0x0 0x4f80000 0x0 0x260>, <0x0 0x4f90000 0x0 0x134>; + power-domains = <&k3_pds 47>; + clocks = <&k3_clks 47 0>, <&k3_clks 47 1>; + clock-names = "clk_ahb", "clk_xin"; + interrupts = ; + sdhci-caps-mask = <0x80000007 0x0>; + mmc-ddr-1_8v; + ti,otap-del-sel = <0x2>; + ti,trm-icp = <0x8>; + }; -- 2.19.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel