From patchwork Wed Oct 6 05:53:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aswath Govindraju X-Patchwork-Id: 12538649 X-Patchwork-Delegate: kuba@kernel.org 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4158BC433EF for ; Wed, 6 Oct 2021 05:54:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22B8F611CA for ; Wed, 6 Oct 2021 05:54:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235879AbhJFF40 (ORCPT ); Wed, 6 Oct 2021 01:56:26 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:58916 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229621AbhJFF4Q (ORCPT ); Wed, 6 Oct 2021 01:56:16 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 1965rxxa004725; Wed, 6 Oct 2021 00:53:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1633499639; bh=71iTNYvSXz7PJ6/1p3pzVlud0Eg7uyTxPUQOHqjQ5fk=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=P7iafUpUj7A3v194Kab68htAoynfz6NtqNCJU9PBYEvGRUUWTAzq9ea3P8vJcMTJc wfNZN0i49R7Cg4hsDivtCEHAzU1wJuNczplckgsKoO0trnOO0khjNrO61gx5CWY3oU tHY3RsZLklbAamMpda4oPTXKBswANEaWUR6VfsFE= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 1965rwTd083572 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 6 Oct 2021 00:53:58 -0500 Received: from DLEE104.ent.ti.com (157.170.170.34) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 6 Oct 2021 00:53:58 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) 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 15.1.2308.14 via Frontend Transport; Wed, 6 Oct 2021 00:53:58 -0500 Received: from gsaswath-HP-ProBook-640-G5.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 1965rjkD070213; Wed, 6 Oct 2021 00:53:53 -0500 From: Aswath Govindraju CC: Marc Kleine-Budde , Aswath Govindraju , Faiz Abbas , Nishanth Menon , Tero Kristo , Rob Herring , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , , , , , Subject: [PATCH v4 1/6] arm64: dts: ti: k3-am65-mcu: Add Support for MCAN Date: Wed, 6 Oct 2021 11:23:38 +0530 Message-ID: <20211006055344.22662-2-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211006055344.22662-1-a-govindraju@ti.com> References: <20211006055344.22662-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Faiz Abbas Add Support for two MCAN controllers present on the am65x SOC. Both support classic CAN messages as well as CAN-FD. Signed-off-by: Faiz Abbas Signed-off-by: Aswath Govindraju --- arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi | 30 +++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi index c93ff1520a0e..8d592bf41d6f 100644 --- a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi @@ -159,6 +159,36 @@ }; }; + m_can0: mcan@40528000 { + compatible = "bosch,m_can"; + reg = <0x0 0x40528000 0x0 0x400>, + <0x0 0x40500000 0x0 0x4400>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 102 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 102 5>, <&k3_clks 102 0>; + clock-names = "hclk", "cclk"; + interrupt-parent = <&gic500>; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + m_can1: mcan@40568000 { + compatible = "bosch,m_can"; + reg = <0x0 0x40568000 0x0 0x400>, + <0x0 0x40540000 0x0 0x4400>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 103 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 103 5>, <&k3_clks 103 0>; + clock-names = "hclk", "cclk"; + interrupt-parent = <&gic500>; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + fss: fss@47000000 { compatible = "simple-bus"; #address-cells = <2>; From patchwork Wed Oct 6 05:53:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aswath Govindraju X-Patchwork-Id: 12538647 X-Patchwork-Delegate: kuba@kernel.org 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2414DC433EF for ; Wed, 6 Oct 2021 05:54:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F3A14610EA for ; Wed, 6 Oct 2021 05:54:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235604AbhJFF4V (ORCPT ); Wed, 6 Oct 2021 01:56:21 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:52622 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230134AbhJFF4Q (ORCPT ); Wed, 6 Oct 2021 01:56:16 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 1965s5sp062140; Wed, 6 Oct 2021 00:54:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1633499645; bh=XVm5jaClKLtTPw0+o0SFjTc2fXGupFS/8G4P60SF21I=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=mQM61Ja2DoiS+ECZEuz9+hhvYNDbKpBX6WVQkFRlSK5PooVgGAAvWgNbIbmUybZeD IW8FvO7H4gkTth7HBEaGBiLgP3cPaXfOYhBs5vWh0cwqAMXv4Z41yijn7xJ76E5C+X DKYixXdpGYm/ooYDr5aqZ2Rwsyb5fIb0oclkiIRg= Received: from DFLE115.ent.ti.com (dfle115.ent.ti.com [10.64.6.36]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 1965s5lc118691 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 6 Oct 2021 00:54:05 -0500 Received: from DFLE112.ent.ti.com (10.64.6.33) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 6 Oct 2021 00:54:05 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14 via Frontend Transport; Wed, 6 Oct 2021 00:54:05 -0500 Received: from gsaswath-HP-ProBook-640-G5.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 1965rjkE070213; Wed, 6 Oct 2021 00:54:00 -0500 From: Aswath Govindraju CC: Marc Kleine-Budde , Aswath Govindraju , Nishanth Menon , Tero Kristo , Rob Herring , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , , , , , Subject: [PATCH v4 2/6] arm64: dts: ti: am654-base-board/am65-iot2050-common: Disable mcan nodes Date: Wed, 6 Oct 2021 11:23:39 +0530 Message-ID: <20211006055344.22662-3-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211006055344.22662-1-a-govindraju@ti.com> References: <20211006055344.22662-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org AM654 base board and iot platforms do not have mcan instances pinned out. Therefore, disable all the mcan instances. Signed-off-by: Aswath Govindraju Reviewed-by: Jan Kiszka --- arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi | 8 ++++++++ arch/arm64/boot/dts/ti/k3-am654-base-board.dts | 8 ++++++++ 2 files changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi index 65da226847f4..1e0112b90d9f 100644 --- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi @@ -646,6 +646,14 @@ reset-gpios = <&wkup_gpio0 27 GPIO_ACTIVE_HIGH>; }; +&m_can0 { + status = "disabled"; +}; + +&m_can1 { + status = "disabled"; +}; + &pcie1_ep { status = "disabled"; }; 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 cfbcebfa37c1..9043f91c9bec 100644 --- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts +++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts @@ -416,6 +416,14 @@ status = "disabled"; }; +&m_can0 { + status = "disabled"; +}; + +&m_can1 { + status = "disabled"; +}; + &mailbox0_cluster0 { interrupts = <436>; From patchwork Wed Oct 6 05:53:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aswath Govindraju X-Patchwork-Id: 12538793 X-Patchwork-Delegate: kuba@kernel.org 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0CB9BC433FE for ; Wed, 6 Oct 2021 07:39:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EA08E6115A for ; Wed, 6 Oct 2021 07:39:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237584AbhJFHlc (ORCPT ); Wed, 6 Oct 2021 03:41:32 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:49318 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230013AbhJFHlb (ORCPT ); Wed, 6 Oct 2021 03:41:31 -0400 X-Greylist: delayed 6321 seconds by postgrey-1.27 at vger.kernel.org; Wed, 06 Oct 2021 03:41:31 EDT Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 1965sCrm130276; Wed, 6 Oct 2021 00:54:12 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1633499652; bh=88MFnMfuSf3EEy7Up68Yk3HgSH0pJAym0bSgojisSu8=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=i1w0+yaDIGrskgu7wYdYmZZvMu7Pq/+DfLwhbOoG7lDrWt5JJJh+DJQ463QdQ4aBz Y03+I7gh0TBEW45Aky27fFTxWouRsuMePl4CM+m9RrhU7Pf9oX5yxMkTE7/Kgmo/zm XvV7oa56aW8CMabbRyTLlDM5Ii0YlS2c/zMHsoXQ= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 1965sCpv026319 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 6 Oct 2021 00:54:12 -0500 Received: from DFLE102.ent.ti.com (10.64.6.23) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 6 Oct 2021 00:54:12 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE102.ent.ti.com (10.64.6.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14 via Frontend Transport; Wed, 6 Oct 2021 00:54:12 -0500 Received: from gsaswath-HP-ProBook-640-G5.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 1965rjkF070213; Wed, 6 Oct 2021 00:54:07 -0500 From: Aswath Govindraju CC: Marc Kleine-Budde , Aswath Govindraju , Faiz Abbas , Nishanth Menon , Tero Kristo , Rob Herring , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , , , , , Subject: [PATCH v4 3/6] arm64: dts: ti: k3-j721e: Add support for MCAN nodes Date: Wed, 6 Oct 2021 11:23:40 +0530 Message-ID: <20211006055344.22662-4-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211006055344.22662-1-a-govindraju@ti.com> References: <20211006055344.22662-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Faiz Abbas Add support for 14 MCAN controllers in main domain and 2 MCAN controllers present in mcu domain. All the MCAN controllers support classic CAN messages as well as CAN_FD messages. Signed-off-by: Faiz Abbas Signed-off-by: Aswath Govindraju --- arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 196 ++++++++++++++++++ .../boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 28 +++ 2 files changed, 224 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi index 08c8d1b47dcd..08a30c21e6b7 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi @@ -1940,4 +1940,200 @@ bus_freq = <1000000>; }; }; + + main_mcan0: can@2701000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02701000 0x00 0x200>, + <0x00 0x02708000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 156 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 156 0>, <&k3_clks 156 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan1: can@2711000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02711000 0x00 0x200>, + <0x00 0x02718000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 158 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 158 0>, <&k3_clks 158 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan2: can@2721000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02721000 0x00 0x200>, + <0x00 0x02728000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 160 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 160 0>, <&k3_clks 160 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan3: can@2731000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02731000 0x00 0x200>, + <0x00 0x02738000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 161 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 161 0>, <&k3_clks 161 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan4: can@2741000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02741000 0x00 0x200>, + <0x00 0x02748000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 162 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 162 0>, <&k3_clks 162 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan5: can@2751000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02751000 0x00 0x200>, + <0x00 0x02758000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 163 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 163 0>, <&k3_clks 163 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan6: can@2761000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02761000 0x00 0x200>, + <0x00 0x02768000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 164 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 164 0>, <&k3_clks 164 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan7: can@2771000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02771000 0x00 0x200>, + <0x00 0x02778000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 165 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 165 0>, <&k3_clks 165 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan8: can@2781000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02781000 0x00 0x200>, + <0x00 0x02788000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 166 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 166 0>, <&k3_clks 166 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan9: can@2791000 { + compatible = "bosch,m_can"; + reg = <0x00 0x02791000 0x00 0x200>, + <0x00 0x02798000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 167 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 167 0>, <&k3_clks 167 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan10: can@27a1000 { + compatible = "bosch,m_can"; + reg = <0x00 0x027a1000 0x00 0x200>, + <0x00 0x027a8000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 168 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 168 0>, <&k3_clks 168 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan11: can@27b1000 { + compatible = "bosch,m_can"; + reg = <0x00 0x027b1000 0x00 0x200>, + <0x00 0x027b8000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 169 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 169 0>, <&k3_clks 169 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan12: can@27c1000 { + compatible = "bosch,m_can"; + reg = <0x00 0x027c1000 0x00 0x200>, + <0x00 0x027c8000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 170 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 170 0>, <&k3_clks 170 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan13: can@27d1000 { + compatible = "bosch,m_can"; + reg = <0x00 0x027d1000 0x00 0x200>, + <0x00 0x027d8000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 171 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 171 0>, <&k3_clks 171 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi index d2dceda72fe9..b4972dfb7da8 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi @@ -390,4 +390,32 @@ ti,loczrama = <1>; }; }; + + mcu_mcan0: can@40528000 { + compatible = "bosch,m_can"; + reg = <0x00 0x40528000 0x00 0x200>, + <0x00 0x40500000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 172 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 172 0>, <&k3_clks 172 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + mcu_mcan1: can@40568000 { + compatible = "bosch,m_can"; + reg = <0x00 0x40568000 0x00 0x200>, + <0x00 0x40540000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 173 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 173 0>, <&k3_clks 173 1>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; }; From patchwork Wed Oct 6 05:53:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aswath Govindraju X-Patchwork-Id: 12538651 X-Patchwork-Delegate: kuba@kernel.org 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 36147C433FE for ; Wed, 6 Oct 2021 05:54:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1EA616113D for ; Wed, 6 Oct 2021 05:54:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237325AbhJFF4b (ORCPT ); Wed, 6 Oct 2021 01:56:31 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:52694 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237213AbhJFF41 (ORCPT ); Wed, 6 Oct 2021 01:56:27 -0400 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 1965sIof062163; Wed, 6 Oct 2021 00:54:18 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1633499658; bh=QBLxdizwX50FzhNQIhAmOTQtQIE230t8AjfKr0KvKmI=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Nd862HM5PXO7Qa5Ty2MC19+qgZ4a6OwEAdRKO25hgsyuRiUwKRPB4QY2Qh76rqd0n wgXM/hDrL2u/xB5rywIYgmw19K/Z0JzpHK1jUyyEKRwCPzlOUYOSLsvMRp904Ukc+E FMuAO15jIBy1wCqzigtiTAuax1R4k48jqVWk2ra8= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 1965sIL2026371 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 6 Oct 2021 00:54:18 -0500 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 6 Oct 2021 00:54:18 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14 via Frontend Transport; Wed, 6 Oct 2021 00:54:18 -0500 Received: from gsaswath-HP-ProBook-640-G5.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 1965rjkG070213; Wed, 6 Oct 2021 00:54:13 -0500 From: Aswath Govindraju CC: Marc Kleine-Budde , Aswath Govindraju , Faiz Abbas , Nishanth Menon , Tero Kristo , Rob Herring , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , , , , , Subject: [PATCH v4 4/6] arm64: dts: ti: k3-j721e-common-proc-board: Add support for mcu and main mcan nodes Date: Wed, 6 Oct 2021 11:23:41 +0530 Message-ID: <20211006055344.22662-5-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211006055344.22662-1-a-govindraju@ti.com> References: <20211006055344.22662-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Faiz Abbas Add four MCAN nodes present on the common processor board and set a maximum data rate of 5 Mbps. Disable all other nodes as they are not brought out on the common processor board. Signed-off-by: Faiz Abbas Signed-off-by: Aswath Govindraju --- .../dts/ti/k3-j721e-common-proc-board.dts | 155 ++++++++++++++++++ 1 file changed, 155 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts index dc2bc67f9f48..2d7596911b27 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts @@ -112,6 +112,42 @@ "cpb-codec-scki", "cpb-codec-scki-48000", "cpb-codec-scki-44100"; }; + + transceiver1: can-phy0 { + compatible = "ti,tcan1043"; + #phy-cells = <0>; + max-bitrate = <5000000>; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_mcan0_gpio_pins_default>; + standby-gpios = <&wkup_gpio0 54 GPIO_ACTIVE_LOW>; + enable-gpios = <&wkup_gpio0 0 GPIO_ACTIVE_HIGH>; + }; + + transceiver2: can-phy1 { + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <5000000>; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_mcan1_gpio_pins_default>; + standby-gpios = <&wkup_gpio0 2 GPIO_ACTIVE_HIGH>; + }; + + transceiver3: can-phy2 { + compatible = "ti,tcan1043"; + #phy-cells = <0>; + max-bitrate = <5000000>; + standby-gpios = <&exp2 7 GPIO_ACTIVE_LOW>; + enable-gpios = <&exp2 6 GPIO_ACTIVE_HIGH>; + }; + + transceiver4: can-phy3 { + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <5000000>; + pinctrl-names = "default"; + pinctrl-0 = <&main_mcan2_gpio_pins_default>; + standby-gpios = <&main_gpio0 127 GPIO_ACTIVE_HIGH>; + }; }; &main_pmx0 { @@ -207,6 +243,26 @@ J721E_IOPAD(0x1a4, PIN_OUTPUT, 3) /* (W26) RGMII6_RXC.AUDIO_EXT_REFCLK2 */ >; }; + + main_mcan0_pins_default: main-mcan0-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x208, PIN_INPUT, 0) /* (W5) MCAN0_RX */ + J721E_IOPAD(0x20c, PIN_OUTPUT, 0) /* (W6) MCAN0_TX */ + >; + }; + + main_mcan2_pins_default: main-mcan2-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x01f0, PIN_INPUT, 3) /* (AC2) MCAN2_RX.GPIO0_123 */ + J721E_IOPAD(0x01f4, PIN_OUTPUT, 3) /* (AB1) MCAN2_TX.GPIO0_124 */ + >; + }; + + main_mcan2_gpio_pins_default: main-mcan2-gpio-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x200, PIN_INPUT, 7) /* (AC4) UART1_CTSn.GPIO0_127 */ + >; + }; }; &wkup_pmx0 { @@ -252,6 +308,33 @@ J721E_WKUP_IOPAD(0x0088, PIN_INPUT, 0) /* MCU_MDIO0_MDIO */ >; }; + + mcu_mcan0_pins_default: mcu-mcan0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xac, PIN_INPUT, 0) /* (C29) MCU_MCAN0_RX */ + J721E_WKUP_IOPAD(0xa8, PIN_OUTPUT, 0) /* (D29) MCU_MCAN0_TX */ + >; + }; + + mcu_mcan0_gpio_pins_default: mcu-mcan0-gpio-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xb0, PIN_INPUT, 7) /* (F26) WKUP_GPIO0_0 */ + J721E_WKUP_IOPAD(0x98, PIN_INPUT, 7) /* (E28) MCU_SPI0_D1.WKUP_GPIO0_54 */ + >; + }; + + mcu_mcan1_pins_default: mcu-mcan1-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xc4, PIN_INPUT, 0) /* (G24) WKUP_GPIO0_5.MCU_MCAN1_RX */ + J721E_WKUP_IOPAD(0xc0, PIN_OUTPUT, 0) /* (G25) WKUP_GPIO0_4.MCU_MCAN1_TX */ + >; + }; + + mcu_mcan1_gpio_pins_default: mcu-mcan1-gpio-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xb8, PIN_INPUT, 7) /* (F28) WKUP_GPIO0_2 */ + >; + }; }; &wkup_uart0 { @@ -773,3 +856,75 @@ &icssg1_mdio { status = "disabled"; }; + +&mcu_mcan0 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_mcan0_pins_default>; + phys = <&transceiver1>; +}; + +&mcu_mcan1 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_mcan1_pins_default>; + phys = <&transceiver2>; +}; + +&main_mcan0 { + pinctrl-names = "default"; + pinctrl-0 = <&main_mcan0_pins_default>; + phys = <&transceiver3>; +}; + +&main_mcan1 { + status = "disabled"; +}; + +&main_mcan2 { + pinctrl-names = "default"; + pinctrl-0 = <&main_mcan2_pins_default>; + phys = <&transceiver4>; +}; + +&main_mcan3 { + status = "disabled"; +}; + +&main_mcan4 { + status = "disabled"; +}; + +&main_mcan5 { + status = "disabled"; +}; + +&main_mcan6 { + status = "disabled"; +}; + +&main_mcan7 { + status = "disabled"; +}; + +&main_mcan8 { + status = "disabled"; +}; + +&main_mcan9 { + status = "disabled"; +}; + +&main_mcan10 { + status = "disabled"; +}; + +&main_mcan11 { + status = "disabled"; +}; + +&main_mcan12 { + status = "disabled"; +}; + +&main_mcan13 { + status = "disabled"; +}; From patchwork Wed Oct 6 05:53:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aswath Govindraju X-Patchwork-Id: 12538653 X-Patchwork-Delegate: kuba@kernel.org 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5183C433EF for ; Wed, 6 Oct 2021 05:54:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AE8626113D for ; Wed, 6 Oct 2021 05:54:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237346AbhJFF4i (ORCPT ); Wed, 6 Oct 2021 01:56:38 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:59074 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234566AbhJFF4e (ORCPT ); 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Wed, 6 Oct 2021 00:54:24 -0500 Received: from gsaswath-HP-ProBook-640-G5.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 1965rjkH070213; Wed, 6 Oct 2021 00:54:19 -0500 From: Aswath Govindraju CC: Marc Kleine-Budde , Aswath Govindraju , Nishanth Menon , Tero Kristo , Rob Herring , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , , , , , Subject: [PATCH v4 5/6] arm64: dts: ti: k3-am64-main: Add support for MCAN Date: Wed, 6 Oct 2021 11:23:42 +0530 Message-ID: <20211006055344.22662-6-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211006055344.22662-1-a-govindraju@ti.com> References: <20211006055344.22662-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add Support for two MCAN controllers present on the am64x SOC. Both support classic CAN messages as well as CAN-FD. Signed-off-by: Aswath Govindraju --- arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 28 ++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi index 5ad638b95ffc..07cadbfcc436 100644 --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi @@ -1253,4 +1253,32 @@ bus_freq = <1000000>; }; }; + + main_mcan0: can@20701000 { + compatible = "bosch,m_can"; + reg = <0x00 0x20701000 0x00 0x200>, + <0x00 0x20708000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 98 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 98 5>, <&k3_clks 98 0>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; + + main_mcan1: can@20711000 { + compatible = "bosch,m_can"; + reg = <0x00 0x20711000 0x00 0x200>, + <0x00 0x20718000 0x00 0x8000>; + reg-names = "m_can", "message_ram"; + power-domains = <&k3_pds 99 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 99 5>, <&k3_clks 99 0>; + clock-names = "hclk", "cclk"; + interrupts = , + ; + interrupt-names = "int0", "int1"; + bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + }; }; From patchwork Wed Oct 6 05:53:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aswath Govindraju X-Patchwork-Id: 12538655 X-Patchwork-Delegate: kuba@kernel.org 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0ACA2C4332F for ; Wed, 6 Oct 2021 05:54:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E817D60FA0 for ; Wed, 6 Oct 2021 05:54:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237347AbhJFF4m (ORCPT ); Wed, 6 Oct 2021 01:56:42 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:52722 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237272AbhJFF4i (ORCPT ); Wed, 6 Oct 2021 01:56:38 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 1965sUXL062189; Wed, 6 Oct 2021 00:54:30 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1633499670; bh=gwmy1g7upSs451Tvms0rbChOLQpMToAcL1SFZbrXNh0=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=TPvRWn9AAZzX0E24lgutCJzhqx+e/m22i3WGtmMNlYIr2LWa4ldzP9DT6KoXO8sXf rQE7fz8VUu1p233+U2+u0yGN/3Z5BqL+9vepfLkOnOIayMH3EEvDooOBlWmgNHZnqr 4yhujglk/teavosepUTnglwDJWa420oSU43ARVcQ= Received: from DFLE109.ent.ti.com (dfle109.ent.ti.com [10.64.6.30]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 1965sUD7118903 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 6 Oct 2021 00:54:30 -0500 Received: from DFLE115.ent.ti.com (10.64.6.36) by DFLE109.ent.ti.com (10.64.6.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 6 Oct 2021 00:54:30 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14 via Frontend Transport; Wed, 6 Oct 2021 00:54:30 -0500 Received: from gsaswath-HP-ProBook-640-G5.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 1965rjkI070213; Wed, 6 Oct 2021 00:54:25 -0500 From: Aswath Govindraju CC: Marc Kleine-Budde , Aswath Govindraju , Nishanth Menon , Tero Kristo , Rob Herring , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , , , , , Subject: [PATCH v4 6/6] arm64: dts: ti: k3-am642-evm/sk: Add support for main domain mcan nodes in EVM and disable them on SK Date: Wed, 6 Oct 2021 11:23:43 +0530 Message-ID: <20211006055344.22662-7-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211006055344.22662-1-a-govindraju@ti.com> References: <20211006055344.22662-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org AM642 EVM has two CAN connecters brought out from the two MCAN instances in the main domain through transceivers. Add device tree nodes for transceivers and set the required properties in the mcan device tree nodes, in EVM device tree file. On AM642 SK there are no connectors brought out for CAN. Therefore, disable the mcan device tree nodes in the SK device tree file. Signed-off-by: Aswath Govindraju --- arch/arm64/boot/dts/ti/k3-am642-evm.dts | 40 +++++++++++++++++++++++++ arch/arm64/boot/dts/ti/k3-am642-sk.dts | 8 +++++ 2 files changed, 48 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/ti/k3-am642-evm.dts index 6726c4c7c28c..e94ae178b1ae 100644 --- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts @@ -184,6 +184,20 @@ }; }; }; + + transceiver1: can-phy0 { + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <5000000>; + standby-gpios = <&exp1 8 GPIO_ACTIVE_HIGH>; + }; + + transceiver2: can-phy1 { + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <5000000>; + standby-gpios = <&exp1 9 GPIO_ACTIVE_HIGH>; + }; }; &main_pmx0 { @@ -294,6 +308,20 @@ AM64X_IOPAD(0x0270, PIN_INPUT, 0) /* (D18) ECAP0_IN_APWM_OUT */ >; }; + + main_mcan0_pins_default: main-mcan0-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x0254, PIN_INPUT, 0) /* (B17) MCAN0_RX */ + AM64X_IOPAD(0x0250, PIN_OUTPUT, 0) /* (A17) MCAN0_TX */ + >; + }; + + main_mcan1_pins_default: main-mcan1-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x025c, PIN_INPUT, 0) /* (D17) MCAN1_RX */ + AM64X_IOPAD(0x0258, PIN_OUTPUT, 0) /* (C17) MCAN1_TX */ + >; + }; }; &main_uart0 { @@ -638,3 +666,15 @@ &icssg1_mdio { status = "disabled"; }; + +&main_mcan0 { + pinctrl-names = "default"; + pinctrl-0 = <&main_mcan0_pins_default>; + phys = <&transceiver1>; +}; + +&main_mcan1 { + pinctrl-names = "default"; + pinctrl-0 = <&main_mcan1_pins_default>; + phys = <&transceiver2>; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts index 6b04745147be..a9785bec12df 100644 --- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts @@ -525,3 +525,11 @@ &icssg1_mdio { status = "disabled"; }; + +&main_mcan0 { + status = "disabled"; +}; + +&main_mcan1 { + status = "disabled"; +};