From patchwork Mon Jan 23 09:57:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ravi Gunasekaran X-Patchwork-Id: 646299 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 D6928C38142 for ; Mon, 23 Jan 2023 09:58:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229839AbjAWJ6S (ORCPT ); Mon, 23 Jan 2023 04:58:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230150AbjAWJ6P (ORCPT ); Mon, 23 Jan 2023 04:58:15 -0500 Received: from lelv0143.ext.ti.com (lelv0143.ext.ti.com [198.47.23.248]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B68CF93C9; Mon, 23 Jan 2023 01:58:05 -0800 (PST) Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 30N9vwnD130974; Mon, 23 Jan 2023 03:57:58 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1674467878; bh=LuzQfDQS4EstBKzXEhbbJHmmOYlpqm1woR22Z5exdis=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=g5iV3CX9dp2l2TwI7ttCZOgOa29xPeAVvH1Dgnc5Z4Sa18Q2x41+R8ts5KQVvV/+f o9iZ5zQBeahgjIdx8nO4cnyxhPnhL0Ld3Htf/GhlqkYFA0u3jwwU/onS3UJTBG9qFB OBm04NcOVcyPhlOkYTmIc4MVkQWW0ci2uosEXSVk= Received: from DFLE106.ent.ti.com (dfle106.ent.ti.com [10.64.6.27]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 30N9vwrl121154 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 23 Jan 2023 03:57:58 -0600 Received: from DFLE107.ent.ti.com (10.64.6.28) by DFLE106.ent.ti.com (10.64.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Mon, 23 Jan 2023 03:57:58 -0600 Received: from lelv0327.itg.ti.com (10.180.67.183) by DFLE107.ent.ti.com (10.64.6.28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Mon, 23 Jan 2023 03:57:58 -0600 Received: from uda0500640.dal.design.ti.com (ileaxei01-snat.itg.ti.com [10.180.69.5]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 30N9vXfV034627; Mon, 23 Jan 2023 03:57:55 -0600 From: Ravi Gunasekaran To: , , , , , , , CC: , , Subject: [PATCH v8 6/8] arm64: dts: ti: k3-j721s2: Add support for OSPI Flashes Date: Mon, 23 Jan 2023 15:27:31 +0530 Message-ID: <20230123095733.31657-7-r-gunasekaran@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230123095733.31657-1-r-gunasekaran@ti.com> References: <20230123095733.31657-1-r-gunasekaran@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: Aswath Govindraju J721S2 has an OSPI NOR flash on its SOM connected the OSPI0 instance and a QSPI NOR flash on the common processor board connected to the OSPI1 instance. Add support for the same Signed-off-by: Aswath Govindraju Signed-off-by: Matt Ranostay Reviewed-by: Vaishnav Achath Link: https://lore.kernel.org/r/20221122101616.770050-7-mranostay@ti.com Signed-off-by: Ravi Gunasekaran --- .../dts/ti/k3-j721s2-common-proc-board.dts | 34 +++++++++++++++ arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi | 42 +++++++++++++++++++ 2 files changed, 76 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts index c787d46f89de..0503e690cfaf 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts @@ -206,6 +206,20 @@ J721S2_WKUP_IOPAD(0x0c8, PIN_INPUT, 7) /* (C28) WKUP_GPIO0_2 */ >; }; + + mcu_fss0_ospi1_pins_default: mcu-fss0-ospi1-pins-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x040, PIN_OUTPUT, 0) /* (A19) MCU_OSPI1_CLK */ + J721S2_WKUP_IOPAD(0x05c, PIN_OUTPUT, 0) /* (D20) MCU_OSPI1_CSn0 */ + J721S2_WKUP_IOPAD(0x060, PIN_OUTPUT, 0) /* (C21) MCU_OSPI1_CSn1 */ + J721S2_WKUP_IOPAD(0x04c, PIN_INPUT, 0) /* (D21) MCU_OSPI1_D0 */ + J721S2_WKUP_IOPAD(0x050, PIN_INPUT, 0) /* (G20) MCU_OSPI1_D1 */ + J721S2_WKUP_IOPAD(0x054, PIN_INPUT, 0) /* (C20) MCU_OSPI1_D2 */ + J721S2_WKUP_IOPAD(0x058, PIN_INPUT, 0) /* (A20) MCU_OSPI1_D3 */ + J721S2_WKUP_IOPAD(0x048, PIN_INPUT, 0) /* (B19) MCU_OSPI1_DQS */ + J721S2_WKUP_IOPAD(0x044, PIN_INPUT, 0) /* (B20) MCU_OSPI1_LBCLKO */ + >; + }; }; &main_gpio2 { @@ -340,6 +354,26 @@ maximum-speed = "high-speed"; }; +&ospi1 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_fss0_ospi1_pins_default>; + + flash@0{ + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <4>; + spi-max-frequency = <40000000>; + cdns,tshsl-ns = <60>; + cdns,tsd2d-ns = <60>; + cdns,tchsh-ns = <60>; + cdns,tslch-ns = <60>; + cdns,read-delay = <2>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; + &mcu_mcan0 { status = "okay"; pinctrl-names = "default"; diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi index 6930efff8a5a..2ffea00e19d7 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi @@ -39,6 +39,28 @@ }; }; +&wkup_pmx0 { + mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (D19) MCU_OSPI0_CLK */ + J721S2_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (F15) MCU_OSPI0_CSn0 */ + J721S2_WKUP_IOPAD(0x030, PIN_OUTPUT, 0) /* (G17) MCU_OSPI0_CSn1 */ + J721S2_WKUP_IOPAD(0x038, PIN_OUTPUT, 0) /* (F14) MCU_OSPI0_CSn2 */ + J721S2_WKUP_IOPAD(0x03c, PIN_OUTPUT, 0) /* (F17) MCU_OSPI0_CSn3 */ + J721S2_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (C19) MCU_OSPI0_D0 */ + J721S2_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (F16) MCU_OSPI0_D1 */ + J721S2_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (G15) MCU_OSPI0_D2 */ + J721S2_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (F18) MCU_OSPI0_D3 */ + J721S2_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (E19) MCU_OSPI0_D4 */ + J721S2_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (G19) MCU_OSPI0_D5 */ + J721S2_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (F19) MCU_OSPI0_D6 */ + J721S2_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (F20) MCU_OSPI0_D7 */ + J721S2_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (E18) MCU_OSPI0_DQS */ + J721S2_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (E20) MCU_OSPI0_LBCLKO */ + >; + }; +}; + &main_pmx0 { main_i2c0_pins_default: main-i2c0-pins-default { pinctrl-single,pins = < @@ -79,3 +101,23 @@ pinctrl-names = "default"; phys = <&transceiver0>; }; + +&ospi0 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_fss0_ospi0_pins_default>; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-tx-bus-width = <8>; + spi-rx-bus-width = <8>; + spi-max-frequency = <25000000>; + cdns,tshsl-ns = <60>; + cdns,tsd2d-ns = <60>; + cdns,tchsh-ns = <60>; + cdns,tslch-ns = <60>; + cdns,read-delay = <4>; + #address-cells = <1>; + #size-cells = <1>; + }; +};