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Thu, 14 May 2020 05:03:11 +0000 From: To: , , Subject: [PATCH 07/16] ARM: dts: at91: sama5d2: Specify the FIFO size for the Flexcom UART Thread-Topic: [PATCH 07/16] ARM: dts: at91: sama5d2: Specify the FIFO size for the Flexcom UART Thread-Index: AQHWKaz3dpMmKuACXkmCJQFwirMG6w== Date: Thu, 14 May 2020 05:03:11 +0000 Message-ID: <20200514050301.147442-8-tudor.ambarus@microchip.com> References: <20200514050301.147442-1-tudor.ambarus@microchip.com> In-Reply-To: <20200514050301.147442-1-tudor.ambarus@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: bootlin.com; dkim=none (message not signed) header.d=none;bootlin.com; dmarc=none action=none header.from=microchip.com; x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 28573468-0748-4df3-2175-08d7f7c419cc x-ms-traffictypediagnostic: BY5PR11MB4483: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-bypassexternaltag: True x-ms-oob-tlc-oobclassifiers: OLM:1265; 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X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [68.232.153.233 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 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, Tudor.Ambarus@microchip.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, Codrin.Ciubotariu@microchip.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Tudor Ambarus The UART submodule in Flexcom has 32-byte Transmit and Receive FIFOs. Tested uart7 on sama5d2-icp, which has both DMA and FIFO enabled. Signed-off-by: Tudor Ambarus --- arch/arm/boot/dts/sama5d2.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi index acb91908bd74..dde969a140b4 100644 --- a/arch/arm/boot/dts/sama5d2.dtsi +++ b/arch/arm/boot/dts/sama5d2.dtsi @@ -701,6 +701,7 @@ AT91_XDMAC_DT_PER_IF(1) | AT91_XDMAC_DT_PERID(14))>; dma-names = "tx", "rx"; + atmel,fifo-size = <32>; status = "disabled"; }; @@ -879,6 +880,7 @@ AT91_XDMAC_DT_PER_IF(1) | AT91_XDMAC_DT_PERID(16))>; dma-names = "tx", "rx"; + atmel,fifo-size = <32>; status = "disabled"; }; };