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Mon, 26 Jul 2021 05:10:34 -0500 Received: from DFLE113.ent.ti.com (10.64.6.34) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Mon, 26 Jul 2021 05:10:34 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2 via Frontend Transport; Mon, 26 Jul 2021 05:10:34 -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 16QAACRh067730; Mon, 26 Jul 2021 05:10:30 -0500 From: Aswath Govindraju To: CC: , , , Nishanth Menon , Tero Kristo , Rob Herring , Marc Kleine-Budde , Lokesh Vutla , Faiz Abbas , Aswath Govindraju Subject: [PATCH v2 4/6] arm64: dts: ti: k3-j721e-common-proc-board: Add support for mcu_mcan nodes Date: Mon, 26 Jul 2021 15:40:10 +0530 Message-ID: <20210726101012.26983-5-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210726101012.26983-1-a-govindraju@ti.com> References: <20210726101012.26983-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210726_031035_884157_DB5E7D8A X-CRM114-Status: GOOD ( 11.50 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Faiz Abbas Add two MCAN nodes present on the common processor board and set a maximum data rate of 5 Mbps. Disable all other nodes for now. Signed-off-by: Faiz Abbas Signed-off-by: Aswath Govindraju --- .../dts/ti/k3-j721e-common-proc-board.dts | 116 ++++++++++++++++++ 1 file changed, 116 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 8bd02d9e28ad..d40e282325c9 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 @@ -109,6 +109,25 @@ "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>; + }; }; &main_pmx0 { @@ -249,6 +268,33 @@ 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 { @@ -770,3 +816,73 @@ &icssg1_mdio { status = "disabled"; }; + +&mcu_mcan0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_mcan0_pins_default>; + phys = <&transceiver1>; +}; + +&mcu_mcan1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_mcan1_pins_default>; + phys = <&transceiver2>; +}; + +&main_mcan0 { + status = "disabled"; +}; + +&main_mcan1 { + status = "disabled"; +}; + +&main_mcan2 { + status = "disabled"; +}; + +&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"; +};