From patchwork Thu Jul 15 18:21:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar Mahadev Lad X-Patchwork-Id: 477864 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B06CAC636CD for ; Thu, 15 Jul 2021 18:21:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A0E42613D2 for ; Thu, 15 Jul 2021 18:21:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238223AbhGOSYj (ORCPT ); Thu, 15 Jul 2021 14:24:39 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:41919 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S238122AbhGOSYg (ORCPT ); Thu, 15 Jul 2021 14:24:36 -0400 X-IronPort-AV: E=Sophos;i="5.84,243,1620658800"; d="scan'208";a="87715295" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 16 Jul 2021 03:21:39 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 72A4940C58A3; Fri, 16 Jul 2021 03:21:36 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Rob Herring , Wolfgang Grandegger , Marc Kleine-Budde , "David S. Miller" , Jakub Kicinski , Michael Turquette , Stephen Boyd , Philipp Zabel Cc: linux-can@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH 1/6] dt-bindings: net: can: renesas, rcar-canfd: Document RZ/G2L SoC Date: Thu, 15 Jul 2021 19:21:18 +0100 Message-Id: <20210715182123.23372-2-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210715182123.23372-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210715182123.23372-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add CANFD binding documentation for Renesas RZ/G2L SoC. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das --- .../bindings/net/can/renesas,rcar-canfd.yaml | 45 ++++++++++++++++--- 1 file changed, 39 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml index 0b33ba9ccb47..38243c261622 100644 --- a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml +++ b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml @@ -30,13 +30,15 @@ properties: - renesas,r8a77995-canfd # R-Car D3 - const: renesas,rcar-gen3-canfd # R-Car Gen3 and RZ/G2 + - items: + - enum: + - renesas,r9a07g044-canfd # RZ/G2{L,LC} + - const: renesas,rzg2l-canfd # RZ/G2L family + reg: maxItems: 1 - interrupts: - items: - - description: Channel interrupt - - description: Global interrupt + interrupts: true clocks: maxItems: 3 @@ -50,8 +52,7 @@ properties: power-domains: maxItems: 1 - resets: - maxItems: 1 + resets: true renesas,no-can-fd: $ref: /schemas/types.yaml#/definitions/flag @@ -78,6 +79,38 @@ patternProperties: node. Each child node supports the "status" property only, which is used to enable/disable the respective channel. +if: + properties: + compatible: + contains: + enum: + - renesas,rzg2l-canfd +then: + properties: + interrupts: + items: + - description: CAN global error interrupt + - description: CAN receive FIFO interrupt + - description: CAN0 error interrupt + - description: CAN0 transmit interrupt + - description: CAN0 transmit/receive FIFO receive completion interrupt + - description: CAN1 error interrupt + - description: CAN1 transmit interrupt + - description: CAN1 transmit/receive FIFO receive completion interrupt + + resets: + maxItems: 2 + +else: + properties: + interrupts: + items: + - description: Channel interrupt + - description: Global interrupt + + resets: + maxItems: 1 + required: - compatible - reg From patchwork Thu Jul 15 18:21:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar Mahadev Lad X-Patchwork-Id: 477863 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-14.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, UNWANTED_LANGUAGE_BODY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 37F12C6377A for ; Thu, 15 Jul 2021 18:21:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 209BC6120A for ; Thu, 15 Jul 2021 18:21:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238427AbhGOSYr (ORCPT ); Thu, 15 Jul 2021 14:24:47 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:47270 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S238283AbhGOSYm (ORCPT ); Thu, 15 Jul 2021 14:24:42 -0400 X-IronPort-AV: E=Sophos;i="5.84,243,1620658800"; d="scan'208";a="87775120" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 16 Jul 2021 03:21:47 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 44F6940C5552; Fri, 16 Jul 2021 03:21:44 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Rob Herring , Wolfgang Grandegger , Marc Kleine-Budde , "David S. Miller" , Jakub Kicinski , Michael Turquette , Stephen Boyd , Philipp Zabel Cc: linux-can@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH 3/6] dt-bindings: clk: r9a07g044-cpg: Add entry for P0_DIV2 core clock Date: Thu, 15 Jul 2021 19:21:20 +0100 Message-Id: <20210715182123.23372-4-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210715182123.23372-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210715182123.23372-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add P0_DIV2 core clock required for CANFD module. CANFD core clock is sourced from P0_DIV2 referenced from HW manual Rev.0.50. Also add R9A07G044_LAST_CORE_CLK entry to avoid changes in r9a07g044-cpg.c file. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das --- include/dt-bindings/clock/r9a07g044-cpg.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/dt-bindings/clock/r9a07g044-cpg.h b/include/dt-bindings/clock/r9a07g044-cpg.h index 0728ad07ff7a..2fd20db0b2f4 100644 --- a/include/dt-bindings/clock/r9a07g044-cpg.h +++ b/include/dt-bindings/clock/r9a07g044-cpg.h @@ -30,6 +30,8 @@ #define R9A07G044_CLK_P2 19 #define R9A07G044_CLK_AT 20 #define R9A07G044_OSCCLK 21 +#define R9A07G044_CLK_P0_DIV2 22 +#define R9A07G044_LAST_CORE_CLK 23 /* R9A07G044 Module Clocks */ #define R9A07G044_CA55_SCLK 0 From patchwork Thu Jul 15 18:21:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar Mahadev Lad X-Patchwork-Id: 477862 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D321C636C9 for ; Thu, 15 Jul 2021 18:22:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 083416120A for ; Thu, 15 Jul 2021 18:22:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238308AbhGOSYz (ORCPT ); Thu, 15 Jul 2021 14:24:55 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:45253 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S238411AbhGOSYu (ORCPT ); Thu, 15 Jul 2021 14:24:50 -0400 X-IronPort-AV: E=Sophos;i="5.84,243,1620658800"; d="scan'208";a="87715309" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 16 Jul 2021 03:21:55 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 16E0540C555E; Fri, 16 Jul 2021 03:21:51 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Rob Herring , Wolfgang Grandegger , Marc Kleine-Budde , "David S. Miller" , Jakub Kicinski , Michael Turquette , Stephen Boyd , Philipp Zabel Cc: linux-can@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH 5/6] clk: renesas: r9a07g044-cpg: Add clock and reset entries for CANFD Date: Thu, 15 Jul 2021 19:21:22 +0100 Message-Id: <20210715182123.23372-6-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210715182123.23372-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210715182123.23372-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add clock and reset entries for CANFD in CPG driver. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Geert Uytterhoeven --- drivers/clk/renesas/r9a07g044-cpg.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c index 0876df9c286d..78f0efb19af8 100644 --- a/drivers/clk/renesas/r9a07g044-cpg.c +++ b/drivers/clk/renesas/r9a07g044-cpg.c @@ -141,6 +141,8 @@ static struct rzg2l_mod_clk r9a07g044_mod_clks[] = { 0x584, 4), DEF_MOD("sci0", R9A07G044_SCI0_CLKP, R9A07G044_CLK_P0, 0x588, 0), + DEF_MOD("canfd", R9A07G044_CANFD_PCLK, R9A07G044_CLK_P0, + 0x594, 0), DEF_MOD("gpio", R9A07G044_GPIO_HCLK, R9A07G044_OSCCLK, 0x598, 0), }; @@ -169,6 +171,8 @@ static struct rzg2l_reset r9a07g044_resets[] = { DEF_RST(R9A07G044_SCIF3_RST_SYSTEM_N, 0x884, 3), DEF_RST(R9A07G044_SCIF4_RST_SYSTEM_N, 0x884, 4), DEF_RST(R9A07G044_SCI0_RST, 0x888, 0), + DEF_RST(R9A07G044_CANFD_RSTP_N, 0x894, 0), + DEF_RST(R9A07G044_CANFD_RSTC_N, 0x894, 1), DEF_RST(R9A07G044_GPIO_RSTN, 0x898, 0), DEF_RST(R9A07G044_GPIO_PORT_RESETN, 0x898, 1), DEF_RST(R9A07G044_GPIO_SPARE_RESETN, 0x898, 2),