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[211.20.114.70]) by smtp.googlemail.com with ESMTPSA id i21-v6sm20998554pgj.55.2018.10.16.21.07.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 16 Oct 2018 21:07:58 -0700 (PDT) From: "sudheer.v" To: Vinod Koul , Rob Herring , Mark Rutland , Greg Kroah-Hartman , Joel Stanley , Andrew Jeffery , Russell King , Dan Williams , Jiri Slaby , Thomas Gleixner , Marc Zyngier , Benjamin Herrenschmidt , Christian Borntraeger , Michael Moese , Hendrik Brueckner , Kate Stewart , Philippe Ombredanne , dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org Cc: "sudheer.v" , Sudheer V , ShivahShankar Shakarnarayan rao Subject: [[PATCH] 1/9] DT-changes-for-DMA-UART-of-AST2500 Date: Wed, 17 Oct 2018 09:40:58 +0530 Message-Id: <1539749466-3912-2-git-send-email-open.sudheer@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1539749466-3912-1-git-send-email-open.sudheer@gmail.com> References: <1539749466-3912-1-git-send-email-open.sudheer@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: sudheer.v --- arch/arm/boot/dts/aspeed-ast2500-evb.dts | 20 ++++++++ arch/arm/boot/dts/aspeed-g5.dtsi | 85 ++++++++++++++++++++++++++++++++ 2 files changed, 105 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-ast2500-evb.dts b/arch/arm/boot/dts/aspeed-ast2500-evb.dts index 5dbb33c..f98d55b 100644 --- a/arch/arm/boot/dts/aspeed-ast2500-evb.dts +++ b/arch/arm/boot/dts/aspeed-ast2500-evb.dts @@ -64,6 +64,26 @@ status = "okay"; }; +&ast_uart_sdma{ + status = "okay"; +}; + +&dma_uart0 { + status = "disabled"; +}; + +&dma_uart1 { + status = "disabled"; +}; + +&dma_uart2 { + status = "okay"; +}; + +&dma_uart3 { + status = "okay"; +}; + &mac0 { status = "okay"; diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi index d92f047..ba8edd1 100644 --- a/arch/arm/boot/dts/aspeed-g5.dtsi +++ b/arch/arm/boot/dts/aspeed-g5.dtsi @@ -436,6 +436,91 @@ status = "disabled"; }; + ast_uart_sdma: uart_sdma@1e79e000 { + compatible = "aspeed,ast-uart-sdma"; + reg = <0x1e79e000 0x400>; + interrupts = <50>; + #dma-cells = <1>; + dma-channels = <8>; + status = "disabled"; + }; + + dma_uart0: dma_uart0@1e783000{ + compatible = "aspeed,ast-sdma-uart"; + reg = <0x1e783000 0x1000>; + interrupts = <9>; + clocks = <&syscon ASPEED_CLK_GATE_UART1CLK>; + reg-shift = <2>; + dma-channel = <0>; + no-loopback-test; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd1_default + &pinctrl_rxd1_default &pinctrl_ncts1_default + &pinctrl_ndcd1_default &pinctrl_ndsr1_default + &pinctrl_ndtr1_default &pinctrl_nri1_default + &pinctrl_nrts1_default>; + dma-names = "rx", "tx"; + dmas = <&ast_uart_sdma 1>, <&ast_uart_sdma 0>; + status = "disabled"; + }; + + dma_uart1: dma_uart1@1e78d000{ + compatible = "aspeed,ast-sdma-uart"; + reg = <0x1e78d000 0x1000>; + interrupts = <32>; + clocks = <&syscon ASPEED_CLK_GATE_UART2CLK>; + reg-shift = <2>; + dma-channel = <1>; + no-loopback-test; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd2_default + &pinctrl_rxd2_default &pinctrl_ncts2_default + &pinctrl_ndcd2_default &pinctrl_ndsr2_default + &pinctrl_ndtr2_default &pinctrl_nri2_default + &pinctrl_nrts2_default>; + dma-names = "rx", "tx"; + dmas = <&ast_uart_sdma 3>, <&ast_uart_sdma 2>; + status = "disabled"; +}; + + dma_uart2: dma_uart2@1e78e000{ + compatible = "aspeed,ast-sdma-uart"; + reg = <0x1e78e000 0x1000>; + interrupts = <33>; + clocks = <&syscon ASPEED_CLK_GATE_UART3CLK>; + reg-shift = <2>; + dma-channel = <2>; + no-loopback-test; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd3_default + &pinctrl_rxd3_default &pinctrl_ncts3_default + &pinctrl_ndcd3_default &pinctrl_ndsr3_default + &pinctrl_ndtr3_default &pinctrl_nri3_default + &pinctrl_nrts3_default>; + dma-names = "rx", "tx"; + dmas = <&ast_uart_sdma 5>, <&ast_uart_sdma 4>; + status = "disabled"; +}; + + dma_uart3: dma_uart3@1e78f000{ + compatible = "aspeed,ast-sdma-uart"; + reg = <0x1e78f000 0x1000>; + interrupts = <34>; + clocks = <&syscon ASPEED_CLK_GATE_UART4CLK>; + reg-shift = <2>; + dma-channel = <3>; + no-loopback-test; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd4_default + &pinctrl_rxd4_default &pinctrl_ncts4_default + &pinctrl_ndcd4_default &pinctrl_ndsr4_default + &pinctrl_ndtr4_default &pinctrl_nri4_default + &pinctrl_nrts4_default>; + dma-names = "rx", "tx"; + dmas = <&ast_uart_sdma 7>, <&ast_uart_sdma 6>; + status = "disabled"; +}; + i2c: i2c@1e78a000 { compatible = "simple-bus"; #address-cells = <1>; -- 1.9.1