From patchwork Tue Aug 2 11:08:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 12934531 X-Patchwork-Delegate: pavel@denx.de 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id C03C0C19F2B for ; Tue, 2 Aug 2022 11:09:51 +0000 (UTC) Received: from relmlie5.idc.renesas.com (relmlie5.idc.renesas.com [210.160.252.171]) by mx.groups.io with SMTP id smtpd.web08.4809.1659438581066216777 for ; Tue, 02 Aug 2022 04:09:45 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: bp.renesas.com, ip: 210.160.252.171, mailfrom: biju.das.jz@bp.renesas.com) X-IronPort-AV: E=Sophos;i="5.93,210,1654527600"; d="scan'208";a="128236817" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 02 Aug 2022 20:09:45 +0900 Received: from localhost.localdomain (unknown [10.226.92.246]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 63F98400D4CE; Tue, 2 Aug 2022 20:09:43 +0900 (JST) From: Biju Das To: Pavel Machek Cc: nobuhiro1.iwamatsu@toshiba.co.jp, Lad Prabhakar , Biju Das , cip-dev@lists.cip-project.org Subject: [PATCH 5.10.y-cip 23/24] arm64: dts: renesas: rzg2lc-smarc: Add macros for DIP-Switch settings Date: Tue, 2 Aug 2022 12:08:49 +0100 Message-Id: <20220802110850.1496057-24-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220802110850.1496057-1-biju.das.jz@bp.renesas.com> References: <20220802110850.1496057-1-biju.das.jz@bp.renesas.com> MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Tue, 02 Aug 2022 11:09:51 -0000 X-Groupsio-URL: https://lists.cip-project.org/g/cip-dev/message/9020 commit 2ed3b5d9540b246d7a1ec98971914ee810b40086 upstream. RZ/G2LC SoM uses DIP-SWitch SW1 for various pin multiplexing functions. This patch describes DIP-SWitch SW1 settings on SoM and adds the corresponding macros for enabling pinmux functionality on RZ/G2LC SMARC EVK. Signed-off-by: Biju Das Reviewed-by: Lad Prabhakar Link: https://lore.kernel.org/r/20220203170636.7747-3-biju.das.jz@bp.renesas.com Signed-off-by: Geert Uytterhoeven Signed-off-by: Biju Das --- .../boot/dts/renesas/r9a07g044c2-smarc.dts | 4 +-- arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi | 36 +++++++++++++++++++ 2 files changed, 37 insertions(+), 3 deletions(-) create mode 100644 arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi diff --git a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts index af84fd6c8a81..50abdabc374a 100644 --- a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts +++ b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts @@ -7,9 +7,7 @@ /dts-v1/; #include "r9a07g044c2.dtsi" -#include "rzg2lc-smarc-som.dtsi" -#include "rzg2lc-smarc-pinfunction.dtsi" -#include "rz-smarc-common.dtsi" +#include "rzg2lc-smarc.dtsi" / { model = "Renesas SMARC EVK based on r9a07g044c2"; diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi new file mode 100644 index 000000000000..ca5ca7ce6692 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G2LC SMARC EVK parts + * + * Copyright (C) 2022 Renesas Electronics Corp. + */ + +#include +#include + +/* + * DIP-Switch SW1 setting on SoM + * 1 : High; 0: Low + * SW1-2 : SW_SD0_DEV_SEL (1: eMMC; 0: uSD) + * SW1-3 : SW_SCIF_CAN (1: CAN1; 0: SCIF1) + * SW1-4 : SW_RSPI_CAN (1: CAN1; 0: RSPI1) + * SW1-5 : SW_I2S0_I2S1 (1: I2S2 (HDMI audio); 0: I2S0) + * Please change below macros according to SW1 setting + */ + +#define SW_SCIF_CAN 0 +#if (SW_SCIF_CAN) +/* Due to HW routing, SW_RSPI_CAN is always 0 when SW_SCIF_CAN is set to 1 */ +#define SW_RSPI_CAN 0 +#else +/* Please set SW_RSPI_CAN. Default value is 1 */ +#define SW_RSPI_CAN 1 +#endif + +#if (SW_SCIF_CAN & SW_RSPI_CAN) +#error "Can not set 1 to both SW_SCIF_CAN and SW_RSPI_CAN due to HW routing" +#endif + +#include "rzg2lc-smarc-som.dtsi" +#include "rzg2lc-smarc-pinfunction.dtsi" +#include "rz-smarc-common.dtsi"