Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752291AbaBGLCx (ORCPT ); Fri, 7 Feb 2014 06:02:53 -0500 Received: from eu1sys200aog118.obsmtp.com ([207.126.144.145]:56117 "EHLO eu1sys200aog118.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752218AbaBGLCs (ORCPT ); Fri, 7 Feb 2014 06:02:48 -0500 From: To: Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Rob Landley , Russell King , Srinivas Kandagatla , Stuart Menefy , Giuseppe Cavallaro , , , , , , 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 Content-Type: text/plain X-Originating-IP: [10.65.51.147] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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>; + }; }; }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/