From patchwork Thu Oct 18 13:26:55 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Porter X-Patchwork-Id: 1610351 Return-Path: X-Original-To: patchwork-spi-devel-general@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) by patchwork1.kernel.org (Postfix) with ESMTP id A80AD3FE36 for ; Thu, 18 Oct 2012 13:26:18 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=sfs-ml-3.b.ch3.sourceforge.com) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1TOq78-0000uz-DJ; Thu, 18 Oct 2012 13:26:18 +0000 Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1TOq77-0000uo-3W for spi-devel-general@lists.sourceforge.net; Thu, 18 Oct 2012 13:26:17 +0000 Received-SPF: pass (sog-mx-1.v43.ch3.sourceforge.com: domain of gmail.com designates 209.85.210.175 as permitted sender) client-ip=209.85.210.175; envelope-from=ohiomdp@gmail.com; helo=mail-ia0-f175.google.com; Received: from mail-ia0-f175.google.com ([209.85.210.175]) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1TOq76-0003NZ-Go for spi-devel-general@lists.sourceforge.net; Thu, 18 Oct 2012 13:26:17 +0000 Received: by mail-ia0-f175.google.com with SMTP id b35so6745650iac.34 for ; Thu, 18 Oct 2012 06:26:16 -0700 (PDT) Received: by 10.50.12.231 with SMTP id b7mr617222igc.7.1350566776397; Thu, 18 Oct 2012 06:26:16 -0700 (PDT) Received: from beef.ohporter.com (cpe-24-166-64-7.neo.res.rr.com. [24.166.64.7]) by mx.google.com with ESMTPS id x7sm14244186igk.8.2012.10.18.06.26.14 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 18 Oct 2012 06:26:15 -0700 (PDT) From: Matt Porter To: Tony Lindgren , Sekhar Nori , Grant Likely , Mark Brown , Benoit Cousson , Russell King , Vinod Koul , Rob Landley , Chris Ball Subject: [RFC PATCH v3 16/16] ARM: dts: add AM33XX SPI support Date: Thu, 18 Oct 2012 09:26:55 -0400 Message-Id: <1350566815-409-17-git-send-email-mporter@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1350566815-409-1-git-send-email-mporter@ti.com> References: <1350566815-409-1-git-send-email-mporter@ti.com> X-Spam-Score: -1.6 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (ohiomdp[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 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 -0.1 AWL AWL: From: address is in the auto white-list X-Headers-End: 1TOq76-0003NZ-Go Cc: Linux DaVinci Kernel List , Arnd Bergmann , Linux Documentation List , Devicetree Discuss , Linux MMC List , Linux Kernel Mailing List , Rob Herring , Dan Williams , Linux SPI Devel List , Linux OMAP List , Linux ARM Kernel List X-BeenThere: spi-devel-general@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: Linux SPI core/device drivers discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: spi-devel-general-bounces@lists.sourceforge.net Adds AM33XX SPI support for am335x-bone and am335x-evm. Signed-off-by: Matt Porter --- arch/arm/boot/dts/am335x-bone.dts | 17 +++++++++++++++ arch/arm/boot/dts/am335x-evm.dts | 9 ++++++++ arch/arm/boot/dts/am33xx.dtsi | 43 +++++++++++++++++++++++++++++++++++++ 3 files changed, 69 insertions(+) diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts index 5510979..23edfd8 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -18,6 +18,17 @@ reg = <0x80000000 0x10000000>; /* 256 MB */ }; + am3358_pinmux: pinmux@44e10800 { + spi1_pins: pinmux_spi1_pins { + pinctrl-single,pins = < + 0x190 0x13 /* mcasp0_aclkx.spi1_sclk, OUTPUT_PULLUP | MODE3 */ + 0x194 0x33 /* mcasp0_fsx.spi1_d0, INPUT_PULLUP | MODE3 */ + 0x198 0x13 /* mcasp0_axr0.spi1_d1, OUTPUT_PULLUP | MODE3 */ + 0x19c 0x13 /* mcasp0_ahclkr.spi1_cs0, OUTPUT_PULLUP | MODE3 */ + >; + }; + }; + ocp { uart1: serial@44e09000 { status = "okay"; @@ -84,3 +95,9 @@ &mmc1 { vmmc-supply = <&ldo3_reg>; }; + +&spi1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi1_pins>; +}; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index d63fce8..8d5f660 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -124,3 +124,12 @@ &mmc1 { vmmc-supply = <&vmmc_reg>; }; + +&spi0 { + status = "okay"; + spi-flash@0 { + compatible = "spansion,s25fl064k", "m25p80"; + spi-max-frequency = <24000000>; + reg = <0>; + }; +}; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 26a6af7..063ecea 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -40,6 +40,15 @@ }; }; + am3358_pinmux: pinmux@44e10800 { + compatible = "pinctrl-single"; + reg = <0x44e10800 0x0238>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0x7f>; + }; + /* * XXX: Use a flat representation of the AM33XX interconnect. * The real AM33XX interconnect network is quite complex.Since @@ -261,6 +270,40 @@ status = "disabled"; }; + spi0: spi@48030000 { + compatible = "ti,omap4-mcspi"; + ti,hwmods = "spi0"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x48030000 0x400>; + interrupt-parent = <&intc>; + interrupt = <65>; + dmas = <&edma 16 + &edma 17 + &edma 18 + &edma 19>; + dma-names = "tx0", "rx0", "tx1", "rx1"; + ti,spi-num-cs = <2>; + status = "disabled"; + }; + + spi1: spi@481a0000 { + compatible = "ti,omap4-mcspi"; + ti,hwmods = "spi1"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x481a0000 0x400>; + interrupt-parent = <&intc>; + interrupt = <125>; + dmas = <&edma 42 + &edma 43 + &edma 44 + &edma 45>; + dma-names = "tx0", "rx0", "tx1", "rx1"; + ti,spi-num-cs = <2>; + status = "disabled"; + }; + wdt2: wdt@44e35000 { compatible = "ti,omap3-wdt"; ti,hwmods = "wd_timer2";