From patchwork Fri Feb 7 10:55:35 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas KANDAGATLA X-Patchwork-Id: 3601011 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id AEEFC9F2D6 for ; Fri, 7 Feb 2014 11:04:19 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8D3F420163 for ; Fri, 7 Feb 2014 11:04:18 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 197952012B for ; Fri, 7 Feb 2014 11:04:17 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WBjDM-0004N2-Fl; Fri, 07 Feb 2014 11:03:20 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WBjDA-0004cd-5f; Fri, 07 Feb 2014 11:03:08 +0000 Received: from eu1sys200aog118.obsmtp.com ([207.126.144.145]) by merlin.infradead.org with smtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WBjCp-0004Yl-Gj for linux-arm-kernel@lists.infradead.org; Fri, 07 Feb 2014 11:02:50 +0000 Received: from beta.dmz-eu.st.com ([164.129.1.35]) (using TLSv1) by eu1sys200aob118.postini.com ([207.126.147.11]) with SMTP ID DSNKUvS9NlOGOw1mzqkojI/YymWpjDO+wgT0@postini.com; Fri, 07 Feb 2014 11:02:47 UTC Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 4935ED1; Fri, 7 Feb 2014 11:02:13 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas23.st.com [10.75.90.46]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id E7FB51651A; Fri, 7 Feb 2014 11:02:12 +0000 (GMT) Received: from localhost (10.65.51.147) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.123.3; Fri, 7 Feb 2014 12:02:12 +0100 From: To: Subject: [PATCH v2 2/3] ARM: STi: Add STiH415 ethernet support. Date: Fri, 7 Feb 2014 10:55:35 +0000 Message-ID: <1391770535-24390-1-git-send-email-srinivas.kandagatla@st.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1391770455-24291-1-git-send-email-srinivas.kandagatla@st.com> References: <1391770455-24291-1-git-send-email-srinivas.kandagatla@st.com> MIME-Version: 1.0 X-Originating-IP: [10.65.51.147] X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140207_060247_981611_B4350FA2 X-CRM114-Status: GOOD ( 14.21 ) X-Spam-Score: -4.2 (----) Cc: Mark Rutland , devicetree@vger.kernel.org, Russell King , kernel@stlinux.com, Pawel Moll , Ian Campbell , Srinivas Kandagatla , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Stuart Menefy , Rob Herring , Rob Landley , Kumar Gala , Giuseppe Cavallaro , davem@davemloft.net, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Srinivas Kandagatla This patch adds support to STiH415 SOC, which has two ethernet snps,dwmac controllers version 3.610. With this patch B2000 and B2020 boards can boot with ethernet in MII and RGMII modes. Tested on both B2020 and B2000. Signed-off-by: Srinivas Kandagatla --- arch/arm/boot/dts/stih415-clock.dtsi | 14 ++++ arch/arm/boot/dts/stih415-pinctrl.dtsi | 121 ++++++++++++++++++++++++++++++++ arch/arm/boot/dts/stih415.dtsi | 48 +++++++++++++ arch/arm/boot/dts/stih41x-b2000.dtsi | 22 ++++++ arch/arm/boot/dts/stih41x-b2020.dtsi | 26 +++++++ 5 files changed, 231 insertions(+) diff --git a/arch/arm/boot/dts/stih415-clock.dtsi b/arch/arm/boot/dts/stih415-clock.dtsi index 174c799..d047dbc 100644 --- a/arch/arm/boot/dts/stih415-clock.dtsi +++ b/arch/arm/boot/dts/stih415-clock.dtsi @@ -34,5 +34,19 @@ compatible = "fixed-clock"; clock-frequency = <100000000>; }; + + CLKS_GMAC0_PHY: clockgenA1@7 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <25000000>; + clock-output-names = "CLKS_GMAC0_PHY"; + }; + + CLKS_ETH1_PHY: clockgenA0@7 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <25000000>; + clock-output-names = "CLKS_ETH1_PHY"; + }; }; }; diff --git a/arch/arm/boot/dts/stih415-pinctrl.dtsi b/arch/arm/boot/dts/stih415-pinctrl.dtsi index 887c5e5..9ca20aa 100644 --- a/arch/arm/boot/dts/stih415-pinctrl.dtsi +++ b/arch/arm/boot/dts/stih415-pinctrl.dtsi @@ -119,6 +119,56 @@ }; }; }; + + gmac1 { + pinctrl_mii1: mii1 { + st,pins { + txd0 = <&PIO0 0 ALT1 OUT SE_NICLK_IO 0 CLK_A>; + txd1 = <&PIO0 1 ALT1 OUT SE_NICLK_IO 0 CLK_A>; + txd2 = <&PIO0 2 ALT1 OUT SE_NICLK_IO 0 CLK_A>; + txd3 = <&PIO0 3 ALT1 OUT SE_NICLK_IO 0 CLK_A>; + txer = <&PIO0 4 ALT1 OUT SE_NICLK_IO 0 CLK_A>; + txen = <&PIO0 5 ALT1 OUT SE_NICLK_IO 0 CLK_A>; + txclk = <&PIO0 6 ALT1 IN NICLK 0 CLK_A>; + col = <&PIO0 7 ALT1 IN BYPASS 1000>; + mdio = <&PIO1 0 ALT1 OUT BYPASS 0>; + mdc = <&PIO1 1 ALT1 OUT NICLK 0 CLK_A>; + crs = <&PIO1 2 ALT1 IN BYPASS 1000>; + mdint = <&PIO1 3 ALT1 IN BYPASS 0>; + rxd0 = <&PIO1 4 ALT1 IN SE_NICLK_IO 0 CLK_A>; + rxd1 = <&PIO1 5 ALT1 IN SE_NICLK_IO 0 CLK_A>; + rxd2 = <&PIO1 6 ALT1 IN SE_NICLK_IO 0 CLK_A>; + rxd3 = <&PIO1 7 ALT1 IN SE_NICLK_IO 0 CLK_A>; + rxdv = <&PIO2 0 ALT1 IN SE_NICLK_IO 0 CLK_A>; + rx_er = <&PIO2 1 ALT1 IN SE_NICLK_IO 0 CLK_A>; + rxclk = <&PIO2 2 ALT1 IN NICLK 0 CLK_A>; + phyclk = <&PIO2 3 ALT1 IN NICLK 1000 CLK_A>; + }; + }; + + pinctrl_rgmii1: rgmii1-0 { + st,pins { + txd0 = <&PIO0 0 ALT1 OUT DE_IO 1000 CLK_A>; + txd1 = <&PIO0 1 ALT1 OUT DE_IO 1000 CLK_A>; + txd2 = <&PIO0 2 ALT1 OUT DE_IO 1000 CLK_A>; + txd3 = <&PIO0 3 ALT1 OUT DE_IO 1000 CLK_A>; + txen = <&PIO0 5 ALT1 OUT DE_IO 0 CLK_A>; + txclk = <&PIO0 6 ALT1 IN NICLK 0 CLK_A>; + mdio = <&PIO1 0 ALT1 OUT BYPASS 0>; + mdc = <&PIO1 1 ALT1 OUT NICLK 0 CLK_A>; + rxd0 = <&PIO1 4 ALT1 IN DE_IO 0 CLK_A>; + rxd1 = <&PIO1 5 ALT1 IN DE_IO 0 CLK_A>; + rxd2 = <&PIO1 6 ALT1 IN DE_IO 0 CLK_A>; + rxd3 = <&PIO1 7 ALT1 IN DE_IO 0 CLK_A>; + + rxdv = <&PIO2 0 ALT1 IN DE_IO 500 CLK_A>; + rxclk = <&PIO2 2 ALT1 IN NICLK 0 CLK_A>; + phyclk = <&PIO2 3 ALT4 OUT NICLK 0 CLK_B>; + + clk125= <&PIO3 7 ALT4 IN NICLK 0 CLK_A>; + }; + }; + }; }; pin-controller-front { @@ -284,6 +334,77 @@ }; }; }; + + gmac0{ + pinctrl_mii0: mii0 { + st,pins { + mdint = <&PIO13 6 ALT2 IN BYPASS 0>; + txen = <&PIO13 7 ALT2 OUT SE_NICLK_IO 0 CLK_A>; + + txd0 = <&PIO14 0 ALT2 OUT SE_NICLK_IO 0 CLK_A>; + txd1 = <&PIO14 1 ALT2 OUT SE_NICLK_IO 0 CLK_A>; + txd2 = <&PIO14 2 ALT2 OUT SE_NICLK_IO 0 CLK_B>; + txd3 = <&PIO14 3 ALT2 OUT SE_NICLK_IO 0 CLK_B>; + + txclk = <&PIO15 0 ALT2 IN NICLK 0 CLK_A>; + txer = <&PIO15 1 ALT2 OUT SE_NICLK_IO 0 CLK_A>; + crs = <&PIO15 2 ALT2 IN BYPASS 1000>; + col = <&PIO15 3 ALT2 IN BYPASS 1000>; + mdio = <&PIO15 4 ALT2 OUT BYPASS 3000>; + mdc = <&PIO15 5 ALT2 OUT NICLK 0 CLK_B>; + + rxd0 = <&PIO16 0 ALT2 IN SE_NICLK_IO 0 CLK_A>; + rxd1 = <&PIO16 1 ALT2 IN SE_NICLK_IO 0 CLK_A>; + rxd2 = <&PIO16 2 ALT2 IN SE_NICLK_IO 0 CLK_A>; + rxd3 = <&PIO16 3 ALT2 IN SE_NICLK_IO 0 CLK_A>; + rxdv = <&PIO15 6 ALT2 IN SE_NICLK_IO 0 CLK_A>; + rx_er = <&PIO15 7 ALT2 IN SE_NICLK_IO 0 CLK_A>; + rxclk = <&PIO17 0 ALT2 IN NICLK 0 CLK_A>; + phyclk = <&PIO13 5 ALT2 OUT NICLK 1000 CLK_A>; + + }; + }; + + pinctrl_gmii0: gmii0 { + st,pins { + mdint = <&PIO13 6 ALT2 IN BYPASS 0>; + mdio = <&PIO15 4 ALT2 OUT BYPASS 3000>; + mdc = <&PIO15 5 ALT2 OUT NICLK 0 CLK_B>; + txen = <&PIO13 7 ALT2 OUT SE_NICLK_IO 3000 CLK_A>; + + txd0 = <&PIO14 0 ALT2 OUT SE_NICLK_IO 3000 CLK_A>; + txd1 = <&PIO14 1 ALT2 OUT SE_NICLK_IO 3000 CLK_A>; + txd2 = <&PIO14 2 ALT2 OUT SE_NICLK_IO 3000 CLK_B>; + txd3 = <&PIO14 3 ALT2 OUT SE_NICLK_IO 3000 CLK_B>; + txd4 = <&PIO14 4 ALT2 OUT SE_NICLK_IO 3000 CLK_B>; + txd5 = <&PIO14 5 ALT2 OUT SE_NICLK_IO 3000 CLK_B>; + txd6 = <&PIO14 6 ALT2 OUT SE_NICLK_IO 3000 CLK_B>; + txd7 = <&PIO14 7 ALT2 OUT SE_NICLK_IO 3000 CLK_B>; + + txclk = <&PIO15 0 ALT2 IN NICLK 0 CLK_A>; + txer = <&PIO15 1 ALT2 OUT SE_NICLK_IO 3000 CLK_A>; + crs = <&PIO15 2 ALT2 IN BYPASS 1000>; + col = <&PIO15 3 ALT2 IN BYPASS 1000>; + rxdv = <&PIO15 6 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rx_er = <&PIO15 7 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + + rxd0 = <&PIO16 0 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rxd1 = <&PIO16 1 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rxd2 = <&PIO16 2 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rxd3 = <&PIO16 3 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rxd4 = <&PIO16 4 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rxd5 = <&PIO16 5 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rxd6 = <&PIO16 6 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + rxd7 = <&PIO16 7 ALT2 IN SE_NICLK_IO 1500 CLK_A>; + + rxclk = <&PIO17 0 ALT2 IN NICLK 0 CLK_A>; + clk125 = <&PIO17 6 ALT1 IN NICLK 0 CLK_A>; + phyclk = <&PIO13 5 ALT4 OUT NICLK 0 CLK_B>; + + + }; + }; + }; }; pin-controller-left { diff --git a/arch/arm/boot/dts/stih415.dtsi b/arch/arm/boot/dts/stih415.dtsi index d52207c..cc9b22b 100644 --- a/arch/arm/boot/dts/stih415.dtsi +++ b/arch/arm/boot/dts/stih415.dtsi @@ -147,5 +147,53 @@ status = "disabled"; }; + + ethernet0: dwmac@fe810000 { + device_type = "network"; + compatible = "st,stih415-dwmac", "snps,dwmac", "snps,dwmac-3.610"; + status = "disabled"; + + reg = <0xfe810000 0x8000>, <0x148 0x4>; + reg-names = "stmmaceth", "sti-ethconf"; + + interrupts = <0 147 0>, <0 148 0>, <0 149 0>; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi"; + resets = <&softreset STIH415_ETH0_SOFTRESET>; + reset-names = "stmmaceth"; + + snps,pbl = <32>; + snps,mixed-burst; + snps,force_sf_dma_mode; + + st,syscon = <&syscfg_rear>; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mii0>; + clock-names = "stmmaceth"; + clocks = <&CLKS_GMAC0_PHY>; + }; + + ethernet1: dwmac@fef08000 { + device_type = "network"; + compatible = "st,stih415-dwmac", "snps,dwmac", "snps,dwmac-3.610"; + status = "disabled"; + reg = <0xfef08000 0x8000>, <0x74 0x4>; + reg-names = "stmmaceth", "sti-ethconf"; + interrupts = <0 150 0>, <0 151 0>, <0 152 0>; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi"; + + snps,pbl = <32>; + snps,mixed-burst; + snps,force_sf_dma_mode; + + st,syscon = <&syscfg_sbc>; + + resets = <&softreset STIH415_ETH1_SOFTRESET>; + reset-names = "stmmaceth"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mii1>; + clock-names = "stmmaceth"; + clocks = <&CLKS_ETH1_PHY>; + }; }; }; diff --git a/arch/arm/boot/dts/stih41x-b2000.dtsi b/arch/arm/boot/dts/stih41x-b2000.dtsi index 1e6aa92..bf65c49 100644 --- a/arch/arm/boot/dts/stih41x-b2000.dtsi +++ b/arch/arm/boot/dts/stih41x-b2000.dtsi @@ -20,6 +20,8 @@ aliases { ttyAS0 = &serial2; + ethernet0 = ðernet0; + ethernet1 = ðernet1; }; soc { @@ -46,5 +48,25 @@ status = "okay"; }; + + ethernet0: dwmac@fe810000 { + status = "okay"; + phy-mode = "mii"; + pinctrl-0 = <&pinctrl_mii0>; + + snps,reset-gpio = <&PIO106 2>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 10000>; + }; + + ethernet1: dwmac@fef08000 { + status = "disabled"; + phy-mode = "mii"; + st,tx-retime-src = "txclk"; + + snps,reset-gpio = <&PIO4 7>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 10000>; + }; }; }; diff --git a/arch/arm/boot/dts/stih41x-b2020.dtsi b/arch/arm/boot/dts/stih41x-b2020.dtsi index 0ef0a69..6c9a2ab 100644 --- a/arch/arm/boot/dts/stih41x-b2020.dtsi +++ b/arch/arm/boot/dts/stih41x-b2020.dtsi @@ -19,6 +19,7 @@ aliases { ttyAS0 = &sbc_serial1; + ethernet1 = ðernet1; }; soc { sbc_serial1: serial@fe531000 { @@ -60,5 +61,30 @@ i2c@fe541000 { status = "okay"; }; + + /** + * ethernet clk routing: + * for + * max-speed = <1000>; + * set + * st,tx-retime-src = "clk_125"; + * + * for + * max-speed = <100>; + * set + * st,tx-retime-src = "clkgen"; + */ + + ethernet1: dwmac@fef08000 { + status = "okay"; + phy-mode = "rgmii-id"; + max-speed = <1000>; + st,tx-retime-src = "clk_125"; + snps,reset-gpio = <&PIO3 0>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 10000>; + + pinctrl-0 = <&pinctrl_rgmii1>; + }; }; };