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IP exposes 3 GPIO controllers with a total of 72 pins. Signed-off-by: Manivannan Sadhasivam Reviewed-by: Linus Walleij --- arch/arm64/boot/dts/bitmain/bm1880.dtsi | 54 +++++++++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/arch/arm64/boot/dts/bitmain/bm1880.dtsi b/arch/arm64/boot/dts/bitmain/bm1880.dtsi index 55a4769e0de2..e4da4ec6a5ee 100644 --- a/arch/arm64/boot/dts/bitmain/bm1880.dtsi +++ b/arch/arm64/boot/dts/bitmain/bm1880.dtsi @@ -80,6 +80,60 @@ #interrupt-cells = <3>; }; + gpio0: gpio@50027000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dw-apb-gpio"; + reg = <0x0 0x50027000 0x0 0x400>; + + porta: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = ; + }; + }; + + gpio1: gpio@50027400 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dw-apb-gpio"; + reg = <0x0 0x50027400 0x0 0x400>; + + portb: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = ; + }; + }; + + gpio2: gpio@50027800 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dw-apb-gpio"; + reg = <0x0 0x50027800 0x0 0x400>; + + portc: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <8>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = ; + }; + }; + uart0: serial@58018000 { compatible = "snps,dw-apb-uart"; reg = <0x0 0x58018000 0x0 0x2000>; From patchwork Tue Feb 26 11:50:22 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 10829969 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1C2A61669 for ; 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Tue, 26 Feb 2019 03:50:42 -0800 (PST) Received: from localhost.localdomain ([2405:204:7288:2b3b:d5bf:2058:5f56:d25e]) by smtp.gmail.com with ESMTPSA id t10sm31639245pfa.151.2019.02.26.03.50.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Feb 2019 03:50:41 -0800 (PST) From: Manivannan Sadhasivam To: linux-arm-kernel@lists.infradead.org, linus.walleij@linaro.org Subject: [PATCH 2/2] arm64: dts: bitmain: Add GPIO Line names for Sophon Edge board Date: Tue, 26 Feb 2019 17:20:22 +0530 Message-Id: <20190226115022.19022-2-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190226115022.19022-1-manivannan.sadhasivam@linaro.org> References: <20190226115022.19022-1-manivannan.sadhasivam@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190226_035043_862275_471158B3 X-CRM114-Status: GOOD ( 15.06 ) 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: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, amit.kucheria@linaro.org, darren.tsao@bitmain.com, linux-gpio@vger.kernel.org, Manivannan Sadhasivam , haitao.suo@bitmain.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add GPIO line names for Sophon Edge board based on BM1880 SoC from Bitmain. Line names are based on the board schematics as well as the 96Boards Consumer Edition specification v1.0. Signed-off-by: Manivannan Sadhasivam Reviewed-by: Linus Walleij --- .../boot/dts/bitmain/bm1880-sophon-edge.dts | 114 ++++++++++++++++++ 1 file changed, 114 insertions(+) diff --git a/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts b/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts index 6a3255597138..6bdf4c101c61 100644 --- a/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts +++ b/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts @@ -8,6 +8,28 @@ #include "bm1880.dtsi" +/* + * GPIO name legend: proper name = the GPIO line is used as GPIO + * NC = not connected (pin out but not routed from the chip to + * anything the board) + * "[PER]" = pin is muxed for [peripheral] (not GPIO) + * LSEC = Low Speed External Connector + * HSEC = High Speed External Connector + * + * Line names are taken from the schematic "sophon-edge-schematics" + * version, 1.0210. + * + * For the lines routed to the external connectors the + * lines are named after the 96Boards CE Specification 1.0, + * Appendix "Expansion Connector Signal Description". + * + * When the 96Board naming of a line and the schematic name of + * the same line are in conflict, the 96Board specification + * takes precedence. This is only for the informational + * lines i.e. "[FOO]", the GPIO named lines "GPIO-A" thru "GPIO-L" + * are the only ones actually used for GPIO. + */ + / { compatible = "bitmain,sophon-edge", "bitmain,bm1880"; model = "Sophon Edge"; @@ -32,6 +54,98 @@ clock-frequency = <500000000>; #clock-cells = <0>; }; + + soc { + gpio0: gpio@50027000 { + porta: gpio-controller@0 { + gpio-line-names = + "GPIO-A", /* GPIO0, LSEC pin 23 */ + "GPIO-C", /* GPIO1, LSEC pin 25 */ + "[GPIO2_PHY0_RST]", /* GPIO2 */ + "GPIO-E", /* GPIO3, LSEC pin 27 */ + "[USB_DET]", /* GPIO4 */ + "[EN_P5V]", /* GPIO5 */ + "[VDDIO_MS1_SEL]", /* GPIO6 */ + "GPIO-G", /* GPIO7, LSEC pin 29 */ + "[BM_TUSB_RST_L]", /* GPIO8 */ + "[EN_P5V_USBHUB]", /* GPIO9 */ + "NC", + "LED_WIFI", /* GPIO11 */ + "LED_BT", /* GPIO12 */ + "[BM_BLM8221_EN_L]", /* GPIO13 */ + "NC", /* GPIO14 */ + "NC", /* GPIO15 */ + "NC", /* GPIO16 */ + "NC", /* GPIO17 */ + "NC", /* GPIO18 */ + "NC", /* GPIO19 */ + "NC", /* GPIO20 */ + "NC", /* GPIO21 */ + "NC", /* GPIO22 */ + "NC", /* GPIO23 */ + "NC", /* GPIO24 */ + "NC", /* GPIO25 */ + "NC", /* GPIO26 */ + "NC", /* GPIO27 */ + "NC", /* GPIO28 */ + "NC", /* GPIO29 */ + "NC", /* GPIO30 */ + "NC"; /* GPIO31 */ + }; + }; + + gpio1: gpio@50027400 { + portb: gpio-controller@0 { + gpio-line-names = + "NC", /* GPIO32 */ + "NC", /* GPIO33 */ + "[I2C0_SDA]", /* GPIO34, LSEC pin 17 */ + "[I2C0_SCL]", /* GPIO35, LSEC pin 15 */ + "[JTAG0_TDO]", /* GPIO36 */ + "[JTAG0_TCK]", /* GPIO37 */ + "[JTAG0_TDI]", /* GPIO38 */ + "[JTAG0_TMS]", /* GPIO39 */ + "[JTAG0_TRST_X]", /* GPIO40 */ + "[JTAG1_TDO]", /* GPIO41 */ + "[JTAG1_TCK]", /* GPIO42 */ + "[JTAG1_TDI]", /* GPIO43 */ + "[CPU_TX]", /* GPIO44 */ + "[CPU_RX]", /* GPIO45 */ + "[UART1_TXD]", /* GPIO46 */ + "[UART1_RXD]", /* GPIO47 */ + "[UART0_TXD]", /* GPIO48 */ + "[UART0_RXD]", /* GPIO49 */ + "GPIO-I", /* GPIO50, LSEC pin 31 */ + "GPIO-K", /* GPIO51, LSEC pin 33 */ + "USER_LED2", /* GPIO52 */ + "USER_LED1", /* GPIO53 */ + "[UART0_RTS]", /* GPIO54 */ + "[UART0_CTS]", /* GPIO55 */ + "USER_LED4", /* GPIO56, JTAG1_TRST_X */ + "USER_LED3", /* GPIO57, JTAG1_TMS */ + "[I2S0_SCLK]", /* GPIO58 */ + "[I2S0_FS]", /* GPIO59 */ + "[I2S0_SDI]", /* GPIO60 */ + "[I2S0_SDO]", /* GPIO61 */ + "GPIO-B", /* GPIO62, LSEC pin 24 */ + "GPIO-F"; /* GPIO63, I2S1_SCLK, LSEC pin 28 */ + }; + }; + + gpio2: gpio@50027800 { + portc: gpio-controller@0 { + gpio-line-names = + "GPIO-D", /* GPIO64, I2S1_FS, LSEC pin 26 */ + "GPIO-J", /* GPIO65, I2S1_SDI, LSEC pin 32 */ + "GPIO-H", /* GPIO66, I2S1_SDO, LSEC pin 30 */ + "GPIO-L", /* GPIO67, LSEC pin 34 */ + "[SPI0_CS]", /* GPIO68, SPI1_CS, LSEC pin 12 */ + "[SPI0_DIN]", /* GPIO69, SPI1_SDI, LSEC pin 10 */ + "[SPI0_DOUT]", /* GPIO70, SPI1_SDO, LSEC pin 14 */ + "[SPI0_SCLK]"; /* GPIO71, SPI1_SCK, LSEC pin 8 */ + }; + }; + }; }; &uart0 {