From patchwork Mon Aug 7 11:18:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: MD Danish Anwar X-Patchwork-Id: 711811 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 332D3C04A6A for ; Mon, 7 Aug 2023 11:24:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232505AbjHGLYw (ORCPT ); Mon, 7 Aug 2023 07:24:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59678 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232620AbjHGLXF (ORCPT ); Mon, 7 Aug 2023 07:23:05 -0400 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0F62C30D4; Mon, 7 Aug 2023 04:20:37 -0700 (PDT) Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 377BJNuu113037; Mon, 7 Aug 2023 06:19:23 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1691407163; bh=L7wDzWX1fRjMSwSi9/AB/f7MFWEZs9Zt+qjNX+t2biw=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=QNVTaobIRU8jP5Kt4tWDS2b8jHvFKMJZtUGCF0el5ZuGDEPCEcXYyyZxKqMgqiutS 60aW/IqmAH+nneqbWbjv8DiJRVa3sEBSG8pUluRSeU0FTLaXEGNQL6x3d33wSM0217 HtUso1+qrRvusP+ufgId8YxS1eY9SdReaCaKqJPQ= Received: from DLEE104.ent.ti.com (dlee104.ent.ti.com [157.170.170.34]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 377BJNuv083731 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 7 Aug 2023 06:19:23 -0500 Received: from DLEE105.ent.ti.com (157.170.170.35) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 7 Aug 2023 06:19:23 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 7 Aug 2023 06:19:22 -0500 Received: from lelv0854.itg.ti.com (lelv0854.itg.ti.com [10.181.64.140]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 377BJMZw091038; Mon, 7 Aug 2023 06:19:22 -0500 Received: from localhost (uda0501179.dhcp.ti.com [172.24.227.217]) by lelv0854.itg.ti.com (8.14.7/8.14.7) with ESMTP id 377BJL4A031108; Mon, 7 Aug 2023 06:19:22 -0500 From: MD Danish Anwar To: Conor Dooley , Krzysztof Kozlowski , Rob Herring , Vignesh Raghavendra , Nishanth Menon CC: Tero Kristo , , , , , , Subject: [PATCH RFC 3/3] arm64: dts: ti: am654-base-board: add ICSSG2 Ethernet support Date: Mon, 7 Aug 2023 16:48:55 +0530 Message-ID: <20230807111855.2614761-4-danishanwar@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230807111855.2614761-1-danishanwar@ti.com> References: <20230807111855.2614761-1-danishanwar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org ICSSG2 provides dual Gigabit Ethernet support. For support SR2.0 ICSSG Ethernet firmware: - provide different firmware blobs and use TX_PRU. - IEP0 is used as PTP Hardware Clock and can only be used for one port. - TX timestamp notification comes via INTC interrupt. Signed-off-by: MD Danish Anwar --- .../arm64/boot/dts/ti/k3-am654-base-board.dts | 131 ++++++++++++++++++ 1 file changed, 131 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts index 973a89b04a22..ca9402c3d9c7 100644 --- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts +++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts @@ -25,6 +25,8 @@ aliases { ethernet0 = &cpsw_port1; mmc0 = &sdhci0; mmc1 = &sdhci1; + ethernet1 = &icssg2_emac0; + ethernet2 = &icssg2_emac1; }; chosen { @@ -144,6 +146,72 @@ vtt_supply: regulator-3 { vin-supply = <&vcc3v3_io>; gpio = <&wkup_gpio0 28 GPIO_ACTIVE_HIGH>; }; + + /* Dual Ethernet application node on PRU-ICSSG2 */ + icssg2_eth: icssg2-eth { + compatible = "ti,am654-icssg-prueth"; + pinctrl-names = "default"; + pinctrl-0 = <&icssg2_rgmii_pins_default>; + sram = <&msmc_ram>; + ti,prus = <&pru2_0>, <&rtu2_0>, <&tx_pru2_0>, + <&pru2_1>, <&rtu2_1>, <&tx_pru2_1>; + firmware-name = "ti-pruss/am65x-sr2-pru0-prueth-fw.elf", + "ti-pruss/am65x-sr2-rtu0-prueth-fw.elf", + "ti-pruss/am65x-sr2-txpru0-prueth-fw.elf", + "ti-pruss/am65x-sr2-pru1-prueth-fw.elf", + "ti-pruss/am65x-sr2-rtu1-prueth-fw.elf", + "ti-pruss/am65x-sr2-txpru1-prueth-fw.elf"; + + ti,pruss-gp-mux-sel = <2>, /* MII mode */ + <2>, + <2>, + <2>, /* MII mode */ + <2>, + <2>; + + ti,mii-g-rt = <&icssg2_mii_g_rt>; + ti,mii-rt = <&icssg2_mii_rt>; + ti,iep = <&icssg2_iep0>, <&icssg2_iep1>; + + interrupt-parent = <&icssg2_intc>; + interrupts = <24 0 2>, <25 1 3>; + interrupt-names = "tx_ts0", "tx_ts1"; + + dmas = <&main_udmap 0xc300>, /* egress slice 0 */ + <&main_udmap 0xc301>, /* egress slice 0 */ + <&main_udmap 0xc302>, /* egress slice 0 */ + <&main_udmap 0xc303>, /* egress slice 0 */ + <&main_udmap 0xc304>, /* egress slice 1 */ + <&main_udmap 0xc305>, /* egress slice 1 */ + <&main_udmap 0xc306>, /* egress slice 1 */ + <&main_udmap 0xc307>, /* egress slice 1 */ + <&main_udmap 0x4300>, /* ingress slice 0 */ + <&main_udmap 0x4301>; /* ingress slice 1 */ + + dma-names = "tx0-0", "tx0-1", "tx0-2", "tx0-3", + "tx1-0", "tx1-1", "tx1-2", "tx1-3", + "rx0", "rx1"; + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + icssg2_emac0: port@0 { + reg = <0>; + phy-handle = <&icssg2_phy0>; + phy-mode = "rgmii-id"; + ti,syscon-rgmii-delay = <&scm_conf 0x4120>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + icssg2_emac1: port@1 { + reg = <1>; + phy-handle = <&icssg2_phy1>; + phy-mode = "rgmii-id"; + ti,syscon-rgmii-delay = <&scm_conf 0x4124>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + }; + }; }; &wkup_pmx0 { @@ -300,6 +368,43 @@ usb1_pins_default: usb1-default-pins { AM65X_IOPAD(0x02c0, PIN_OUTPUT, 0) /* (AC8) USB1_DRVVBUS */ >; }; + + icssg2_mdio_pins_default: icssg2-mdio-pins-default { + pinctrl-single,pins = < + AM65X_IOPAD(0x0094, PIN_INPUT, 2) /* (AC19) PRG2_PRU0_GPO7.PRG2_MDIO0_MDIO */ + AM65X_IOPAD(0x00c8, PIN_OUTPUT, 2) /* (AE15) PRG2_PRU1_GPO7.PRG2_MDIO0_MDC */ + >; + }; + + icssg2_rgmii_pins_default: icssg2-rgmii-pins-default { + pinctrl-single,pins = < + AM65X_IOPAD(0x00ac, PIN_INPUT, 2) /* (AH15) PRG2_PRU1_GPO0.PRG2_RGMII2_RD0 */ + AM65X_IOPAD(0x00b0, PIN_INPUT, 2) /* (AC16) PRG2_PRU1_GPO1.PRG2_RGMII2_RD1 */ + AM65X_IOPAD(0x00b4, PIN_INPUT, 2) /* (AD17) PRG2_PRU1_GPO2.PRG2_RGMII2_RD2 */ + AM65X_IOPAD(0x00b8, PIN_INPUT, 2) /* (AH14) PRG2_PRU1_GPO3.PRG2_RGMII2_RD3 */ + AM65X_IOPAD(0x00cc, PIN_OUTPUT, 2) /* (AD15) PRG2_PRU1_GPO8.PRG2_RGMII2_TD0 */ + AM65X_IOPAD(0x00d0, PIN_OUTPUT, 2) /* (AF14) PRG2_PRU1_GPO9.PRG2_RGMII2_TD1 */ + AM65X_IOPAD(0x00d4, PIN_OUTPUT, 2) /* (AC15) PRG2_PRU1_GPO10.PRG2_RGMII2_TD2 */ + AM65X_IOPAD(0x00d8, PIN_OUTPUT, 2) /* (AD14) PRG2_PRU1_GPO11.PRG2_RGMII2_TD3 */ + AM65X_IOPAD(0x00dc, PIN_INPUT, 2) /* (AE14) PRG2_PRU1_GPO16.PRG2_RGMII2_TXC */ + AM65X_IOPAD(0x00c4, PIN_OUTPUT, 2) /* (AC17) PRG2_PRU1_GPO6.PRG2_RGMII2_TX_CTL */ + AM65X_IOPAD(0x00c0, PIN_INPUT, 2) /* (AG15) PRG2_PRU1_GPO5.PRG2_RGMII2_RXC */ + AM65X_IOPAD(0x00bc, PIN_INPUT, 2) /* (AG14) PRG2_PRU1_GPO4.PRG2_RGMII2_RX_CTL */ + + AM65X_IOPAD(0x0078, PIN_INPUT, 2) /* (AF18) PRG2_PRU0_GPO0.PRG2_RGMII1_RD0 */ + AM65X_IOPAD(0x007c, PIN_INPUT, 2) /* (AE18) PRG2_PRU0_GPO1.PRG2_RGMII1_RD1 */ + AM65X_IOPAD(0x0080, PIN_INPUT, 2) /* (AH17) PRG2_PRU0_GPO2.PRG2_RGMII1_RD2 */ + AM65X_IOPAD(0x0084, PIN_INPUT, 2) /* (AG18) PRG2_PRU0_GPO3.PRG2_RGMII1_RD3 */ + AM65X_IOPAD(0x0098, PIN_OUTPUT, 2) /* (AH16) PRG2_PRU0_GPO8.PRG2_RGMII1_TD0 */ + AM65X_IOPAD(0x009c, PIN_OUTPUT, 2) /* (AG16) PRG2_PRU0_GPO9.PRG2_RGMII1_TD1 */ + AM65X_IOPAD(0x00a0, PIN_OUTPUT, 2) /* (AF16) PRG2_PRU0_GPO10.PRG2_RGMII1_TD2 */ + AM65X_IOPAD(0x00a4, PIN_OUTPUT, 2) /* (AE16) PRG2_PRU0_GPO11.PRG2_RGMII1_TD3 */ + AM65X_IOPAD(0x00a8, PIN_INPUT, 2) /* (AD16) PRG2_PRU0_GPO16.PRG2_RGMII1_TXC */ + AM65X_IOPAD(0x0090, PIN_OUTPUT, 2) /* (AE17) PRG2_PRU0_GPO6.PRG2_RGMII1_TX_CTL */ + AM65X_IOPAD(0x008c, PIN_INPUT, 2) /* (AF17) PRG2_PRU0_GPO5.PRG2_RGMII1_RXC */ + AM65X_IOPAD(0x0088, PIN_INPUT, 2) /* (AG17) PRG2_PRU0_GPO4.PRG2_RGMII1_RX_CTL */ + >; + }; }; &main_pmx1 { @@ -618,3 +723,29 @@ &cpsw_port1 { &dss { status = "disabled"; }; + +&icssg0_mdio { + status = "disabled"; +}; + +&icssg1_mdio { + status = "disabled"; +}; + +&icssg2_mdio { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&icssg2_mdio_pins_default>; + + icssg2_phy0: ethernet-phy@0 { + reg = <0>; + ti,rx-internal-delay = ; + ti,fifo-depth = ; + }; + + icssg2_phy1: ethernet-phy@3 { + reg = <3>; + ti,rx-internal-delay = ; + ti,fifo-depth = ; + }; +};