From patchwork Fri Jun 2 15:35:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nishanth Menon X-Patchwork-Id: 688851 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 D176FC7EE24 for ; Fri, 2 Jun 2023 15:36:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236741AbjFBPgR (ORCPT ); Fri, 2 Jun 2023 11:36:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48166 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236723AbjFBPgO (ORCPT ); Fri, 2 Jun 2023 11:36:14 -0400 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B96651B6; Fri, 2 Jun 2023 08:36:11 -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 352FZvYL028093; Fri, 2 Jun 2023 10:35:57 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1685720157; bh=Y6rxToTE9wQVoiS4Vas9YgRcGKqSfe7g5i8bxcn3TLo=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=GwKrZb3K/Fjn7T/XG7mIpYTmPyFc32njwKMCowdi08rFh2K9X3WTZLeZrVhjjvjIs VjSFi9Ua9xe+JnoiCQtwN7OSRUQXsZixVbPPjylQzQAzYgSWiOHuVAEloObf67fJS2 TS/T6hcOzrnRm4nHkzd8XMCyHbjXm/a+m3SAA1k0= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 352FZvlA098326 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 2 Jun 2023 10:35:57 -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 15.1.2507.23; Fri, 2 Jun 2023 10:35:57 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) 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 15.1.2507.23 via Frontend Transport; Fri, 2 Jun 2023 10:35:57 -0500 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 352FZvqh010201; Fri, 2 Jun 2023 10:35:57 -0500 From: Nishanth Menon To: Conor Dooley , Krzysztof Kozlowski , Rob Herring , Tero Kristo , Vignesh Raghavendra CC: , , , Nishanth Menon , Udit Kumar , Nitin Yadav , Neha Malcom Francis , Sinthu Raja Subject: [PATCH 2/6] arm64: dts: ti: k3-am68-sk-base-board: Add pinmux for RPi Header Date: Fri, 2 Jun 2023 10:35:50 -0500 Message-ID: <20230602153554.1571128-3-nm@ti.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230602153554.1571128-1-nm@ti.com> References: <20230602153554.1571128-1-nm@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Sinthu Raja Add pinmux required to bring out the i2c and gpios on 40-pin RPi expansion header on the AM68 SK board. Signed-off-by: Sinthu Raja Signed-off-by: Nishanth Menon --- Changes since V5: (incorporated into my series as v1) * Fixed mcu_i2c0 pin_mux offsets (which were pointing to wakeup_i2c) * Minor style fixup for usage of pinctrl-0 phandle array V5: https://lore.kernel.org/linux-arm-kernel/20230504073432.6438-3-sinthu.raja@ti.com/ .../boot/dts/ti/k3-am68-sk-base-board.dts | 77 ++++++++++++++++++- 1 file changed, 76 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts index 37b598e98f8b..014ff13d1032 100644 --- a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts +++ b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts @@ -173,6 +173,32 @@ J721S2_IOPAD(0x0a0, PIN_INPUT, 0) /* (AB25) MCASP0_AXR12.MCAN7_RX */ J721S2_IOPAD(0x09c, PIN_INPUT, 0) /* (T24) MCASP0_AXR11.MCAN7_TX */ >; }; + + main_i2c4_pins_default: main-i2c4-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x010, PIN_INPUT_PULLUP, 8) /* (AF28) MCAN13_RX.I2C4_SDA */ + J721S2_IOPAD(0x014, PIN_INPUT_PULLUP, 8) /* (AD25) MCAN14_TX.I2C4_SCL */ + >; + }; + + rpi_header_gpio0_pins_default: rpi-header-gpio0-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x0a8, PIN_INPUT, 7) /* (U24) MCASP0_AXR14.GPIO0_42 */ + J721S2_IOPAD(0x090, PIN_INPUT, 7) /* (W24) MCASP0_AXR8.GPIO0_36 */ + J721S2_IOPAD(0x0bc, PIN_INPUT, 7) /* (V28) MCASP1_AFSX.GPIO0_47 */ + J721S2_IOPAD(0x06c, PIN_INPUT, 7) /* (V26) MCAN1_TX.GPIO0_27 */ + J721S2_IOPAD(0x004, PIN_INPUT, 7) /* (W25) MCAN12_TX.GPIO0_1 */ + J721S2_IOPAD(0x008, PIN_INPUT, 7) /* (AC24) MCAN12_RX.GPIO0_2 */ + J721S2_IOPAD(0x0b8, PIN_INPUT, 7) /* (AA24) MCASP1_ACLKX.GPIO0_46 */ + J721S2_IOPAD(0x00c, PIN_INPUT, 7) /* (AE28) MCAN13_TX.GPIO0_3 */ + J721S2_IOPAD(0x034, PIN_INPUT, 7) /* (AD24) PMIC_WAKE0.GPIO0_13 */ + J721S2_IOPAD(0x0a4, PIN_INPUT, 7) /* (T23) MCASP0_AXR13.GPIO0_41 */ + J721S2_IOPAD(0x0c0, PIN_INPUT, 7) /* (T28) MCASP1_AXR0.GPIO0_48 */ + J721S2_IOPAD(0x0b4, PIN_INPUT, 7) /* (U25) MCASP1_AXR4.GPIO0_45 */ + J721S2_IOPAD(0x0cc, PIN_INPUT, 7) /* (AE27) SPI0_CS0.GPIO0_51 */ + J721S2_IOPAD(0x08c, PIN_INPUT, 7) /* (T25) MCASP0_AXR7.GPIO0_35 */ + >; + }; }; &wkup_pmx2 { @@ -214,12 +240,46 @@ J721S2_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (C23) WKUP_GPIO0_4.MCU_MCAN1_TX*/ >; }; + mcu_i2c0_pins_default: mcu-i2c0-pins-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x0a0, PIN_INPUT, 0) /* (G24) MCU_I2C0_SCL */ + J721S2_WKUP_IOPAD(0x0a4, PIN_INPUT, 0) /* (J25) MCU_I2C0_SDA */ + >; + }; + mcu_i2c1_pins_default: mcu-i2c1-pins-default { pinctrl-single,pins = < J721S2_WKUP_IOPAD(0x078, PIN_INPUT, 0) /* (F24) WKUP_GPIO0_8.MCU_I2C1_SCL */ J721S2_WKUP_IOPAD(0x07c, PIN_INPUT, 0) /* (H26) WKUP_GPIO0_9.MCU_I2C1_SDA */ >; }; + + mcu_rpi_header_gpio0_pins0_default: mcu-rpi-header-gpio0-pins0-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x118, PIN_INPUT, 7) /* (G25) WKUP_GPIO0_66 */ + J721S2_WKUP_IOPAD(0x05C, PIN_INPUT, 7) /* (E24) MCU_SPI1_D0.WKUP_GPIO0_1 */ + J721S2_WKUP_IOPAD(0x060, PIN_INPUT, 7) /* (C28) MCU_SPI1_D1.WKUP_GPIO0_2 */ + J721S2_WKUP_IOPAD(0x058, PIN_INPUT, 7) /* (D26) MCU_SPI1_CLK.WKUP_GPIO0_0 */ + J721S2_WKUP_IOPAD(0x094, PIN_INPUT, 7) /* (D25) MCU_SPI1_CS2.WKUP_GPIO0_15*/ + J721S2_WKUP_IOPAD(0x0B8, PIN_INPUT, 7) /* (G27) WKUP_GPIO0_56 */ + J721S2_WKUP_IOPAD(0x114, PIN_INPUT, 7) /* (J26) WKUP_GPIO0_57 */ + J721S2_WKUP_IOPAD(0x11C, PIN_INPUT, 7) /* (J27) WKUP_GPIO0_67 */ + J721S2_WKUP_IOPAD(0x064, PIN_INPUT, 7) /* (C27) MCU_SPI1_CS0.WKUP_GPIO0_3 */ + >; + }; +}; + +&wkup_pmx3 { + mcu_rpi_header_gpio0_pins1_default: mcu-rpi-header-gpio0-pins1-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x000, PIN_INPUT, 7) /* (K26) WKUP_GPIO0_49 */ + >; + }; +}; + +&main_gpio0 { + pinctrl-names = "default"; + pinctrl-0 = <&rpi_header_gpio0_pins_default>; }; &main_gpio2 { @@ -235,7 +295,8 @@ &main_gpio6 { }; &wkup_gpio0 { - status = "disabled"; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_rpi_header_gpio0_pins0_default>, <&mcu_rpi_header_gpio0_pins1_default>; }; &wkup_gpio1 { @@ -271,6 +332,20 @@ exp1: gpio@21 { }; }; +&main_i2c4 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c4_pins_default>; + clock-frequency = <400000>; +}; + +&mcu_i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_i2c0_pins_default>; + clock-frequency = <400000>; +}; + &main_sdhci0 { /* Unused */ status = "disabled";