From patchwork Wed Jun 9 15:32:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310555 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,SPF_PASS,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 4E0D7C48BE8 for ; Wed, 9 Jun 2021 15:33:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3802D613BF for ; Wed, 9 Jun 2021 15:33:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236585AbhFIPey (ORCPT ); Wed, 9 Jun 2021 11:34:54 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:53196 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S233384AbhFIPex (ORCPT ); Wed, 9 Jun 2021 11:34:53 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83886955" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 10 Jun 2021 00:32:58 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id D74C74009102; Thu, 10 Jun 2021 00:32:54 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 01/11] dt-bindings: arm: renesas: Document Renesas RZ/G2UL SoC Date: Wed, 9 Jun 2021 16:32:20 +0100 Message-Id: <20210609153230.6967-2-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add device tree bindings documentation for Renesas RZ/G2UL SoC. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Chris Paterson Acked-by: Rob Herring Reviewed-by: Geert Uytterhoeven --- Documentation/devicetree/bindings/arm/renesas.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/renesas.yaml b/Documentation/devicetree/bindings/arm/renesas.yaml index 5fd0696a9f91..3b79108b49a0 100644 --- a/Documentation/devicetree/bindings/arm/renesas.yaml +++ b/Documentation/devicetree/bindings/arm/renesas.yaml @@ -302,6 +302,13 @@ properties: - renesas,rzn1d400-db # RZN1D-DB (RZ/N1D Demo Board for the RZ/N1D 400 pins package) - const: renesas,r9a06g032 + - description: RZ/G2UL (R9A07G043) + items: + - enum: + - renesas,r9a07g043u11 # RZ/G2UL Type-1 + - renesas,r9a07g043u12 # RZ/G2UL Type-2 + - const: renesas,r9a07g043 + additionalProperties: true ... From patchwork Wed Jun 9 15:32:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310557 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,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 99851C48BCF for ; Wed, 9 Jun 2021 15:33:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8764A6139A for ; Wed, 9 Jun 2021 15:33:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236624AbhFIPe7 (ORCPT ); Wed, 9 Jun 2021 11:34:59 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:36517 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S236668AbhFIPe5 (ORCPT ); Wed, 9 Jun 2021 11:34:57 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83733782" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:01 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 7092D4008475; Thu, 10 Jun 2021 00:32:58 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 02/11] dt-bindings: arm: renesas: Document Renesas RZ/G2{L,LC} SoC variants Date: Wed, 9 Jun 2021 16:32:21 +0100 Message-Id: <20210609153230.6967-3-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add device tree bindings documentation for Renesas RZ/G2{L,LC} SoC variants. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Chris Paterson Acked-by: Rob Herring Reviewed-by: Geert Uytterhoeven --- Documentation/devicetree/bindings/arm/renesas.yaml | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/renesas.yaml b/Documentation/devicetree/bindings/arm/renesas.yaml index 3b79108b49a0..0f99408960d7 100644 --- a/Documentation/devicetree/bindings/arm/renesas.yaml +++ b/Documentation/devicetree/bindings/arm/renesas.yaml @@ -309,6 +309,15 @@ properties: - renesas,r9a07g043u12 # RZ/G2UL Type-2 - const: renesas,r9a07g043 + - description: RZ/G2{L,LC} (R9A07G044) + items: + - enum: + - renesas,r9a07g044c1 # Single Cortex-A55 RZ/G2LC + - renesas,r9a07g044c2 # Dual Cortex-A55 RZ/G2LC + - renesas,r9a07g044l1 # Single Cortex-A55 RZ/G2L + - renesas,r9a07g044l2 # Dual Cortex-A55 RZ/G2L + - const: renesas,r9a07g044 + additionalProperties: true ... From patchwork Wed Jun 9 15:32:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310559 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,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 8638EC48BCF for ; Wed, 9 Jun 2021 15:33:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 723E460FF0 for ; Wed, 9 Jun 2021 15:33:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236839AbhFIPfB (ORCPT ); Wed, 9 Jun 2021 11:35:01 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:36517 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S236747AbhFIPfA (ORCPT ); Wed, 9 Jun 2021 11:35:00 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83733788" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:05 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 06BBF4009102; Thu, 10 Jun 2021 00:33:01 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 03/11] dt-bindings: arm: renesas: Document SMARC EVK Date: Wed, 9 Jun 2021 16:32:22 +0100 Message-Id: <20210609153230.6967-4-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Document Renesas SMARC EVK board which are based on RZ/G2L (R9A07G044) SoC. The SMARC EVK consists of RZ/G2L SoM module and SMARC carrier board, the SoM module sits on top of carrier board. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Chris Paterson Acked-by: Rob Herring Reviewed-by: Geert Uytterhoeven --- Documentation/devicetree/bindings/arm/renesas.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/renesas.yaml b/Documentation/devicetree/bindings/arm/renesas.yaml index 0f99408960d7..a0cce4e25039 100644 --- a/Documentation/devicetree/bindings/arm/renesas.yaml +++ b/Documentation/devicetree/bindings/arm/renesas.yaml @@ -311,6 +311,8 @@ properties: - description: RZ/G2{L,LC} (R9A07G044) items: + - enum: + - renesas,smarc-evk # SMARC EVK - enum: - renesas,r9a07g044c1 # Single Cortex-A55 RZ/G2LC - renesas,r9a07g044c2 # Dual Cortex-A55 RZ/G2LC From patchwork Wed Jun 9 15:32:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310561 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,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 CEAE7C48BD1 for ; Wed, 9 Jun 2021 15:33:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BB1F4613B9 for ; Wed, 9 Jun 2021 15:33:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236898AbhFIPfF (ORCPT ); Wed, 9 Jun 2021 11:35:05 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:54523 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S236905AbhFIPfE (ORCPT ); Wed, 9 Jun 2021 11:35:04 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83886970" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:08 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id A21274009102; Thu, 10 Jun 2021 00:33:05 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 04/11] soc: renesas: Add ARCH_R9A07G044 for the new RZ/G2L SoC's Date: Wed, 9 Jun 2021 16:32:23 +0100 Message-Id: <20210609153230.6967-5-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add ARCH_R9A07G044 as a configuration symbol for the new Renesas RZ/G2L SoC variants. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Geert Uytterhoeven --- drivers/soc/renesas/Kconfig | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index b70bbc38efc6..71b44c31b012 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -279,6 +279,11 @@ config ARCH_R8A774B1 help This enables support for the Renesas RZ/G2N SoC. +config ARCH_R9A07G044 + bool "ARM64 Platform support for RZ/G2L" + help + This enables support for the Renesas RZ/G2L SoC variants. + endif # ARM64 config RST_RCAR From patchwork Wed Jun 9 15:32:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310563 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,SPF_PASS,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 954F5C48BDF for ; Wed, 9 Jun 2021 15:33:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7EE34613C0 for ; Wed, 9 Jun 2021 15:33:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237040AbhFIPfI (ORCPT ); Wed, 9 Jun 2021 11:35:08 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:54523 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S236999AbhFIPfH (ORCPT ); Wed, 9 Jun 2021 11:35:07 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83886975" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:12 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 3D2634009102; Thu, 10 Jun 2021 00:33:09 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 05/11] arm64: defconfig: Enable ARCH_R9A07G044 Date: Wed, 9 Jun 2021 16:32:24 +0100 Message-Id: <20210609153230.6967-6-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Enable the Renesas RZ/G2L SoC variants in the ARM64 defconfig. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Geert Uytterhoeven --- arch/arm64/configs/defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index c1110fc20cdb..756fb464b107 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -1044,6 +1044,7 @@ CONFIG_ARCH_R8A77980=y CONFIG_ARCH_R8A77990=y CONFIG_ARCH_R8A77995=y CONFIG_ARCH_R8A779A0=y +CONFIG_ARCH_R9A07G044=y CONFIG_ROCKCHIP_PM_DOMAINS=y CONFIG_ARCH_TEGRA_132_SOC=y CONFIG_ARCH_TEGRA_210_SOC=y From patchwork Wed Jun 9 15:32:25 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310565 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,SPF_PASS,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 6CE60C48BE0 for ; Wed, 9 Jun 2021 15:33:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 55760613C8 for ; Wed, 9 Jun 2021 15:33:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237369AbhFIPfN (ORCPT ); Wed, 9 Jun 2021 11:35:13 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:54523 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S237168AbhFIPfL (ORCPT ); Wed, 9 Jun 2021 11:35:11 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83886980" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:16 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id C5D7B4009102; Thu, 10 Jun 2021 00:33:12 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 06/11] clk: renesas: Define RZ/G2L CPG Clock Definitions Date: Wed, 9 Jun 2021 16:32:25 +0100 Message-Id: <20210609153230.6967-7-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Define RZ/G2L (R9A07G044) Clock Pulse Generator Core Clock and module clock outputs, as listed in Table 8.3 ("Clock List") of the RZ/G2L Hardware User's Manual (Rev.0.42, Feb.2021). Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Geert Uytterhoeven --- include/dt-bindings/clock/r9a07g044-cpg.h | 89 +++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 include/dt-bindings/clock/r9a07g044-cpg.h diff --git a/include/dt-bindings/clock/r9a07g044-cpg.h b/include/dt-bindings/clock/r9a07g044-cpg.h new file mode 100644 index 000000000000..1d8986563fc5 --- /dev/null +++ b/include/dt-bindings/clock/r9a07g044-cpg.h @@ -0,0 +1,89 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_CLOCK_R9A07G044_CPG_H__ +#define __DT_BINDINGS_CLOCK_R9A07G044_CPG_H__ + +#include + +/* R9A07G044 CPG Core Clocks */ +#define R9A07G044_CLK_I 0 +#define R9A07G044_CLK_I2 1 +#define R9A07G044_CLK_G 2 +#define R9A07G044_CLK_S0 3 +#define R9A07G044_CLK_S1 4 +#define R9A07G044_CLK_SPI0 5 +#define R9A07G044_CLK_SPI1 6 +#define R9A07G044_CLK_SD0 7 +#define R9A07G044_CLK_SD1 8 +#define R9A07G044_CLK_M0 9 +#define R9A07G044_CLK_M1 10 +#define R9A07G044_CLK_M2 11 +#define R9A07G044_CLK_M3 12 +#define R9A07G044_CLK_M4 13 +#define R9A07G044_CLK_HP 14 +#define R9A07G044_CLK_TSU 15 +#define R9A07G044_CLK_ZT 16 +#define R9A07G044_CLK_P0 17 +#define R9A07G044_CLK_P1 18 +#define R9A07G044_CLK_P2 19 +#define R9A07G044_CLK_AT 20 +#define R9A07G044_OSCCLK 21 + +/* R9A07G044 Module Clocks */ +#define R9A07G044_CLK_GIC600 0 +#define R9A07G044_CLK_IA55 1 +#define R9A07G044_CLK_SYC 2 +#define R9A07G044_CLK_DMAC 3 +#define R9A07G044_CLK_SYSC 4 +#define R9A07G044_CLK_MTU 5 +#define R9A07G044_CLK_GPT 6 +#define R9A07G044_CLK_ETH0 7 +#define R9A07G044_CLK_ETH1 8 +#define R9A07G044_CLK_I2C0 9 +#define R9A07G044_CLK_I2C1 10 +#define R9A07G044_CLK_I2C2 11 +#define R9A07G044_CLK_I2C3 12 +#define R9A07G044_CLK_SCIF0 13 +#define R9A07G044_CLK_SCIF1 14 +#define R9A07G044_CLK_SCIF2 15 +#define R9A07G044_CLK_SCIF3 16 +#define R9A07G044_CLK_SCIF4 17 +#define R9A07G044_CLK_SCI0 18 +#define R9A07G044_CLK_SCI1 19 +#define R9A07G044_CLK_GPIO 20 +#define R9A07G044_CLK_SDHI0 21 +#define R9A07G044_CLK_SDHI1 22 +#define R9A07G044_CLK_USB0 23 +#define R9A07G044_CLK_USB1 24 +#define R9A07G044_CLK_CANFD 25 +#define R9A07G044_CLK_SSI0 26 +#define R9A07G044_CLK_SSI1 27 +#define R9A07G044_CLK_SSI2 28 +#define R9A07G044_CLK_SSI3 29 +#define R9A07G044_CLK_MHU 30 +#define R9A07G044_CLK_OSTM0 31 +#define R9A07G044_CLK_OSTM1 32 +#define R9A07G044_CLK_OSTM2 33 +#define R9A07G044_CLK_WDT0 34 +#define R9A07G044_CLK_WDT1 35 +#define R9A07G044_CLK_WDT2 36 +#define R9A07G044_CLK_WDT_PON 37 +#define R9A07G044_CLK_GPU 38 +#define R9A07G044_CLK_ISU 39 +#define R9A07G044_CLK_H264 40 +#define R9A07G044_CLK_CRU 41 +#define R9A07G044_CLK_MIPI_DSI 42 +#define R9A07G044_CLK_LCDC 43 +#define R9A07G044_CLK_SRC 44 +#define R9A07G044_CLK_RSPI0 45 +#define R9A07G044_CLK_RSPI1 46 +#define R9A07G044_CLK_RSPI2 47 +#define R9A07G044_CLK_ADC 48 +#define R9A07G044_CLK_TSU_PCLK 49 +#define R9A07G044_CLK_SPI 50 +#define R9A07G044_CLK_MIPI_DSI_V 51 +#define R9A07G044_CLK_MIPI_DSI_PIN 52 + +#endif /* __DT_BINDINGS_CLOCK_R9A07G044_CPG_H__ */ From patchwork Wed Jun 9 15:32:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310567 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,SPF_PASS,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 18BB5C48BCD for ; Wed, 9 Jun 2021 15:33:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 040AD6139A for ; Wed, 9 Jun 2021 15:33:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237386AbhFIPfV (ORCPT ); Wed, 9 Jun 2021 11:35:21 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:33258 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S237166AbhFIPfP (ORCPT ); Wed, 9 Jun 2021 11:35:15 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83733806" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:19 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 5F3824009102; Thu, 10 Jun 2021 00:33:16 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 07/11] dt-bindings: clock: renesas: Document RZ/G2L SoC CPG driver Date: Wed, 9 Jun 2021 16:32:26 +0100 Message-Id: <20210609153230.6967-8-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Document the device tree bindings of the Renesas RZ/G2L SoC clock driver in Documentation/devicetree/bindings/clock/renesas,rzg2l-cpg.yaml. Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Rob Herring Reviewed-by: Geert Uytterhoeven --- .../bindings/clock/renesas,rzg2l-cpg.yaml | 83 +++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/renesas,rzg2l-cpg.yaml diff --git a/Documentation/devicetree/bindings/clock/renesas,rzg2l-cpg.yaml b/Documentation/devicetree/bindings/clock/renesas,rzg2l-cpg.yaml new file mode 100644 index 000000000000..30b2e3d0d25d --- /dev/null +++ b/Documentation/devicetree/bindings/clock/renesas,rzg2l-cpg.yaml @@ -0,0 +1,83 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/clock/renesas,rzg2l-cpg.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Renesas RZ/G2L Clock Pulse Generator / Module Standby Mode + +maintainers: + - Geert Uytterhoeven + +description: | + On Renesas RZ/G2L SoC, the CPG (Clock Pulse Generator) and Module + Standby Mode share the same register block. + + They provide the following functionalities: + - The CPG block generates various core clocks, + - The Module Standby Mode block provides two functions: + 1. Module Standby, providing a Clock Domain to control the clock supply + to individual SoC devices, + 2. Reset Control, to perform a software reset of individual SoC devices. + +properties: + compatible: + const: renesas,r9a07g044-cpg # RZ/G2{L,LC} + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + description: + Clock source to CPG can be either from external clock input (EXCLK) or + crystal oscillator (XIN/XOUT). + const: extal + + '#clock-cells': + description: | + - For CPG core clocks, the two clock specifier cells must be "CPG_CORE" + and a core clock reference, as defined in + + - For module clocks, the two clock specifier cells must be "CPG_MOD" and + a module number, as defined in the . + const: 2 + + '#power-domain-cells': + description: + SoC devices that are part of the CPG/Module Standby Mode Clock Domain and + can be power-managed through Module Standby should refer to the CPG device + node in their "power-domains" property, as documented by the generic PM + Domain bindings in Documentation/devicetree/bindings/power/power-domain.yaml. + const: 0 + + '#reset-cells': + description: + The single reset specifier cell must be the module number, as defined in + the . + const: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + - '#power-domain-cells' + - '#reset-cells' + +additionalProperties: false + +examples: + - | + cpg: clock-controller@11010000 { + compatible = "renesas,r9a07g044-cpg"; + reg = <0x11010000 0x10000>; + clocks = <&extal_clk>; + clock-names = "extal"; + #clock-cells = <2>; + #power-domain-cells = <0>; + #reset-cells = <1>; + }; From patchwork Wed Jun 9 15:32:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310569 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,SPF_PASS,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 44472C48BCD for ; Wed, 9 Jun 2021 15:33:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2992761351 for ; Wed, 9 Jun 2021 15:33:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239150AbhFIPfb (ORCPT ); Wed, 9 Jun 2021 11:35:31 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:54523 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S237438AbhFIPfT (ORCPT ); Wed, 9 Jun 2021 11:35:19 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83886989" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:23 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id EA356400911A; Thu, 10 Jun 2021 00:33:19 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 08/11] clk: renesas: Add CPG core wrapper for RZ/G2L SoC Date: Wed, 9 Jun 2021 16:32:27 +0100 Message-Id: <20210609153230.6967-9-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add CPG core wrapper for RZ/G2L family. Based on a patch in the BSP by Binh Nguyen . Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Geert Uytterhoeven --- drivers/clk/renesas/Kconfig | 5 + drivers/clk/renesas/Makefile | 1 + drivers/clk/renesas/renesas-rzg2l-cpg.c | 744 ++++++++++++++++++++++++ drivers/clk/renesas/renesas-rzg2l-cpg.h | 134 +++++ 4 files changed, 884 insertions(+) create mode 100644 drivers/clk/renesas/renesas-rzg2l-cpg.c create mode 100644 drivers/clk/renesas/renesas-rzg2l-cpg.h diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index 607e64a17d72..a067428cb7af 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -182,6 +182,11 @@ config CLK_RCAR_USB2_CLOCK_SEL help This is a driver for R-Car USB2 clock selector +config CLK_RZG2L + bool "Renesas RZ/G2L SoC clock support" if COMPILE_TEST && !ARCH_RENESAS + depends on ARCH_RENESAS || COMPILE_TEST + select RESET_CONTROLLER + # Generic config CLK_RENESAS_CPG_MSSR bool "CPG/MSSR clock support" if COMPILE_TEST diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index ef0d2bba92bf..a9c299686b4a 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -36,6 +36,7 @@ obj-$(CONFIG_CLK_RCAR_CPG_LIB) += rcar-cpg-lib.o obj-$(CONFIG_CLK_RCAR_GEN2_CPG) += rcar-gen2-cpg.o obj-$(CONFIG_CLK_RCAR_GEN3_CPG) += rcar-gen3-cpg.o obj-$(CONFIG_CLK_RCAR_USB2_CLOCK_SEL) += rcar-usb2-clock-sel.o +obj-$(CONFIG_CLK_RZG2L) += renesas-rzg2l-cpg.o # Generic obj-$(CONFIG_CLK_RENESAS_CPG_MSSR) += renesas-cpg-mssr.o diff --git a/drivers/clk/renesas/renesas-rzg2l-cpg.c b/drivers/clk/renesas/renesas-rzg2l-cpg.c new file mode 100644 index 000000000000..9e860d55c916 --- /dev/null +++ b/drivers/clk/renesas/renesas-rzg2l-cpg.c @@ -0,0 +1,744 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * RZ/G2L Clock Pulse Generator + * + * Copyright (C) 2021 Renesas Electronics Corp. + * + * Based on renesas-cpg-mssr.c + * + * Copyright (C) 2015 Glider bvba + * Copyright (C) 2013 Ideas On Board SPRL + * Copyright (C) 2015 Renesas Electronics Corp. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "renesas-rzg2l-cpg.h" + +#ifdef DEBUG +#define WARN_DEBUG(x) WARN_ON(x) +#else +#define WARN_DEBUG(x) do { } while (0) +#endif + +#define DIV_RSMASK(v, s, m) ((v >> s) & m) +#define GET_SHIFT(val) ((val >> 12) & 0xff) +#define GET_WIDTH(val) ((val >> 8) & 0xf) + +#define KDIV(val) DIV_RSMASK(val, 16, 0xffff) +#define MDIV(val) DIV_RSMASK(val, 6, 0x3ff) +#define PDIV(val) DIV_RSMASK(val, 0, 0x3f) +#define SDIV(val) DIV_RSMASK(val, 0, 0x7) + +#define CLK_ON_R(reg) (reg) +#define CLK_MON_R(reg) (0x680 - 0x500 + (reg)) +#define CLK_RST_R(reg) (0x800 - 0x500 + (reg)) +#define CLK_MRST_R(reg) (0x980 - 0x500 + (reg)) + +#define GET_REG_OFFSET(val) ((val >> 20) & 0xfff) +#define GET_REG_SAMPLL_CLK1(val) ((val >> 22) & 0xfff) +#define GET_REG_SAMPLL_CLK2(val) ((val >> 12) & 0xfff) + +/** + * struct rzg2l_cpg_priv - Clock Pulse Generator Private Data + * + * @rcdev: Reset controller entity + * @dev: CPG device + * @base: CPG register block base address + * @rmw_lock: protects register accesses + * @clks: Array containing all Core and Module Clocks + * @num_core_clks: Number of Core Clocks in clks[] + * @num_mod_clks: Number of Module Clocks in clks[] + * @last_dt_core_clk: ID of the last Core Clock exported to DT + * @notifiers: Notifier chain to save/restore clock state for system resume + * @info: Pointer to platform data + */ +struct rzg2l_cpg_priv { + struct reset_controller_dev rcdev; + struct device *dev; + void __iomem *base; + spinlock_t rmw_lock; + + struct clk **clks; + unsigned int num_core_clks; + unsigned int num_mod_clks; + unsigned int last_dt_core_clk; + + struct raw_notifier_head notifiers; + const struct rzg2l_cpg_info *info; +}; + +static void rzg2l_cpg_del_clk_provider(void *data) +{ + of_clk_del_provider(data); +} + +static struct clk * __init +rzg2l_cpg_div_clk_register(const struct cpg_core_clk *core, + struct clk **clks, + void __iomem *base, + struct rzg2l_cpg_priv *priv) +{ + struct device *dev = priv->dev; + const struct clk *parent; + const char *parent_name; + struct clk_hw *clk_hw; + + parent = clks[core->parent & 0xffff]; + if (IS_ERR(parent)) + return ERR_CAST(parent); + + parent_name = __clk_get_name(parent); + + if (core->dtable) + clk_hw = clk_hw_register_divider_table(dev, core->name, + parent_name, 0, + base + GET_REG_OFFSET(core->conf), + GET_SHIFT(core->conf), + GET_WIDTH(core->conf), + core->flag, + core->dtable, + &priv->rmw_lock); + else + clk_hw = clk_hw_register_divider(dev, core->name, + parent_name, 0, + base + GET_REG_OFFSET(core->conf), + GET_SHIFT(core->conf), + GET_WIDTH(core->conf), + core->flag, &priv->rmw_lock); + + if (IS_ERR(clk_hw)) + return NULL; + + return clk_hw->clk; +} + +struct pll_clk { + struct clk_hw hw; + unsigned int conf; + unsigned int type; + void __iomem *base; + struct rzg2l_cpg_priv *priv; +}; + +#define to_pll(_hw) container_of(_hw, struct pll_clk, hw) + +static unsigned long rzg2l_cpg_pll_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct pll_clk *pll_clk = to_pll(hw); + struct rzg2l_cpg_priv *priv = pll_clk->priv; + unsigned int val1, val2; + unsigned int mult = 1; + unsigned int div = 1; + + if (pll_clk->type != CLK_TYPE_SAM_PLL) + return parent_rate; + + val1 = readl(priv->base + GET_REG_SAMPLL_CLK1(pll_clk->conf)); + val2 = readl(priv->base + GET_REG_SAMPLL_CLK2(pll_clk->conf)); + mult = MDIV(val1) + KDIV(val1) / 65536; + div = PDIV(val1) * (1 << SDIV(val2)); + + return DIV_ROUND_CLOSEST_ULL((u64)parent_rate * mult, div); +} + +static const struct clk_ops rzg2l_cpg_pll_ops = { + .recalc_rate = rzg2l_cpg_pll_clk_recalc_rate, +}; + +static struct clk * __init +rzg2l_cpg_pll_clk_register(const struct cpg_core_clk *core, + struct clk **clks, + void __iomem *base, + struct rzg2l_cpg_priv *priv) +{ + struct device *dev = priv->dev; + const struct clk *parent; + struct clk_init_data init; + const char *parent_name; + struct pll_clk *pll_clk; + struct clk *clk; + + parent = clks[core->parent & 0xffff]; + if (IS_ERR(parent)) + return ERR_CAST(parent); + + pll_clk = devm_kzalloc(dev, sizeof(*pll_clk), GFP_KERNEL); + if (!pll_clk) { + clk = ERR_PTR(-ENOMEM); + return NULL; + } + + parent_name = __clk_get_name(parent); + init.name = core->name; + init.ops = &rzg2l_cpg_pll_ops; + init.flags = 0; + init.parent_names = &parent_name; + init.num_parents = 1; + + pll_clk->hw.init = &init; + pll_clk->conf = core->conf; + pll_clk->base = base; + pll_clk->priv = priv; + pll_clk->type = core->type; + + clk = clk_register(NULL, &pll_clk->hw); + if (IS_ERR(clk)) + kfree(pll_clk); + + return clk; +} + +static struct clk +*rzg2l_cpg_clk_src_twocell_get(struct of_phandle_args *clkspec, + void *data) +{ + unsigned int clkidx = clkspec->args[1]; + struct rzg2l_cpg_priv *priv = data; + struct device *dev = priv->dev; + const char *type; + struct clk *clk; + + switch (clkspec->args[0]) { + case CPG_CORE: + type = "core"; + if (clkidx > priv->last_dt_core_clk) { + dev_err(dev, "Invalid %s clock index %u\n", type, clkidx); + return ERR_PTR(-EINVAL); + } + clk = priv->clks[clkidx]; + break; + + case CPG_MOD: + type = "module"; + if (clkidx > priv->num_core_clks + priv->num_mod_clks) { + dev_err(dev, "Invalid %s clock index %u\n", type, + clkidx); + return ERR_PTR(-EINVAL); + } + clk = priv->clks[priv->num_core_clks + clkidx]; + break; + + default: + dev_err(dev, "Invalid CPG clock type %u\n", clkspec->args[0]); + return ERR_PTR(-EINVAL); + } + + if (IS_ERR(clk)) + dev_err(dev, "Cannot get %s clock %u: %ld", type, clkidx, + PTR_ERR(clk)); + else + dev_dbg(dev, "clock (%u, %u) is %pC at %lu Hz\n", + clkspec->args[0], clkspec->args[1], clk, + clk_get_rate(clk)); + return clk; +} + +static void __init +rzg2l_cpg_register_core_clk(const struct cpg_core_clk *core, + const struct rzg2l_cpg_info *info, + struct rzg2l_cpg_priv *priv) +{ + struct clk *clk = ERR_PTR(-EOPNOTSUPP), *parent; + struct device *dev = priv->dev; + unsigned int id = core->id, div = core->div; + const char *parent_name; + + WARN_DEBUG(id >= priv->num_core_clks); + WARN_DEBUG(PTR_ERR(priv->clks[id]) != -ENOENT); + + if (!core->name) { + /* Skip NULLified clock */ + return; + } + + switch (core->type) { + case CLK_TYPE_IN: + clk = of_clk_get_by_name(priv->dev->of_node, core->name); + break; + case CLK_TYPE_FF: + WARN_DEBUG(core->parent >= priv->num_core_clks); + parent = priv->clks[core->parent]; + if (IS_ERR(parent)) { + clk = parent; + goto fail; + } + + parent_name = __clk_get_name(parent); + clk = clk_register_fixed_factor(NULL, core->name, + parent_name, CLK_SET_RATE_PARENT, + core->mult, div); + break; + case CLK_TYPE_SAM_PLL: + clk = rzg2l_cpg_pll_clk_register(core, priv->clks, + priv->base, priv); + break; + case CLK_TYPE_DIV: + clk = rzg2l_cpg_div_clk_register(core, priv->clks, + priv->base, priv); + break; + default: + goto fail; + }; + + if (IS_ERR_OR_NULL(clk)) + goto fail; + + dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk)); + priv->clks[id] = clk; + return; + +fail: + dev_err(dev, "Failed to register %s clock %s: %ld\n", "core", + core->name, PTR_ERR(clk)); +} + +/** + * struct mstp_clock - MSTP gating clock + * + * @hw: handle between common and hardware-specific interfaces + * @off: register offset + * @onoff: ON/MON bits + * @reset: reset bits + * @priv: CPG/MSTP private data + */ +struct mstp_clock { + struct clk_hw hw; + u16 off; + u8 onoff; + u8 reset; + struct rzg2l_cpg_priv *priv; +}; + +#define to_mod_clock(_hw) container_of(_hw, struct mstp_clock, hw) + +static int rzg2l_mod_clock_endisable(struct clk_hw *hw, bool enable) +{ + struct mstp_clock *clock = to_mod_clock(hw); + struct rzg2l_cpg_priv *priv = clock->priv; + unsigned int reg = clock->off; + struct device *dev = priv->dev; + unsigned long flags; + unsigned int i; + u32 value; + + if (!clock->off) { + dev_dbg(dev, "%pC does not support ON/OFF\n", hw->clk); + return 0; + } + + dev_dbg(dev, "CLK_ON %u/%pC %s\n", CLK_ON_R(reg), hw->clk, + enable ? "ON" : "OFF"); + spin_lock_irqsave(&priv->rmw_lock, flags); + + if (enable) + value = (clock->onoff << 16) | clock->onoff; + else + value = clock->onoff << 16; + writel(value, priv->base + CLK_ON_R(reg)); + + spin_unlock_irqrestore(&priv->rmw_lock, flags); + + if (!enable) + return 0; + + for (i = 1000; i > 0; --i) { + if (((readl(priv->base + CLK_MON_R(reg))) & clock->onoff)) + break; + cpu_relax(); + } + + if (!i) { + dev_err(dev, "Failed to enable CLK_ON %p\n", + priv->base + CLK_ON_R(reg)); + return -ETIMEDOUT; + } + + return 0; +} + +static int rzg2l_mod_clock_enable(struct clk_hw *hw) +{ + return rzg2l_mod_clock_endisable(hw, true); +} + +static void rzg2l_mod_clock_disable(struct clk_hw *hw) +{ + rzg2l_mod_clock_endisable(hw, false); +} + +static int rzg2l_mod_clock_is_enabled(struct clk_hw *hw) +{ + struct mstp_clock *clock = to_mod_clock(hw); + struct rzg2l_cpg_priv *priv = clock->priv; + u32 value; + + if (!clock->off) { + dev_dbg(priv->dev, "%pC does not support ON/OFF\n", hw->clk); + return 1; + } + + value = readl(priv->base + CLK_MON_R(clock->off)); + + return !(value & clock->onoff); +} + +static const struct clk_ops rzg2l_mod_clock_ops = { + .enable = rzg2l_mod_clock_enable, + .disable = rzg2l_mod_clock_disable, + .is_enabled = rzg2l_mod_clock_is_enabled, +}; + +static void __init +rzg2l_cpg_register_mod_clk(const struct rzg2l_mod_clk *mod, + const struct rzg2l_cpg_info *info, + struct rzg2l_cpg_priv *priv) +{ + struct mstp_clock *clock = NULL; + struct device *dev = priv->dev; + unsigned int id = mod->id; + struct clk_init_data init; + struct clk *parent, *clk; + const char *parent_name; + unsigned int i; + + WARN_DEBUG(id < priv->num_core_clks); + WARN_DEBUG(id >= priv->num_core_clks + priv->num_mod_clks); + WARN_DEBUG(mod->parent >= priv->num_core_clks + priv->num_mod_clks); + WARN_DEBUG(PTR_ERR(priv->clks[id]) != -ENOENT); + + if (!mod->name) { + /* Skip NULLified clock */ + return; + } + + parent = priv->clks[mod->parent]; + if (IS_ERR(parent)) { + clk = parent; + goto fail; + } + + clock = devm_kzalloc(dev, sizeof(*clock), GFP_KERNEL); + if (!clock) { + clk = ERR_PTR(-ENOMEM); + goto fail; + } + + init.name = mod->name; + init.ops = &rzg2l_mod_clock_ops; + init.flags = CLK_SET_RATE_PARENT; + for (i = 0; i < info->num_crit_mod_clks; i++) + if (id == info->crit_mod_clks[i]) { + dev_dbg(dev, "CPG %s setting CLK_IS_CRITICAL\n", + mod->name); + init.flags |= CLK_IS_CRITICAL; + break; + } + + parent_name = __clk_get_name(parent); + init.parent_names = &parent_name; + init.num_parents = 1; + + clock->off = mod->off; + clock->onoff = mod->onoff; + clock->reset = mod->reset; + clock->priv = priv; + clock->hw.init = &init; + + clk = clk_register(NULL, &clock->hw); + if (IS_ERR(clk)) + goto fail; + + dev_dbg(dev, "Module clock %pC at %lu Hz\n", clk, clk_get_rate(clk)); + priv->clks[id] = clk; + return; + +fail: + dev_err(dev, "Failed to register %s clock %s: %ld\n", "module", + mod->name, PTR_ERR(clk)); + kfree(clock); +} + +#define rcdev_to_priv(x) container_of(x, struct rzg2l_cpg_priv, rcdev) + +static int rzg2l_cpg_reset(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev); + const struct rzg2l_cpg_info *info = priv->info; + unsigned int reg = info->mod_clks[id].off; + u32 dis = info->mod_clks[id].reset; + u32 we = dis << 16; + + dev_dbg(rcdev->dev, "reset name:%s id:%ld offset:0x%x\n", + info->mod_clks[id].name, id, CLK_RST_R(reg)); + + /* Reset module */ + writel(we, priv->base + CLK_RST_R(reg)); + + /* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */ + udelay(35); + + /* Release module from reset state */ + writel(we | dis, priv->base + CLK_RST_R(reg)); + + return 0; +} + +static int rzg2l_cpg_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev); + const struct rzg2l_cpg_info *info = priv->info; + unsigned int reg = info->mod_clks[id].off; + u32 value = info->mod_clks[id].reset << 16; + + dev_dbg(rcdev->dev, "assert name:%s id:%ld offset:0x%x\n", + info->mod_clks[id].name, id, CLK_RST_R(reg)); + + writel(value, priv->base + CLK_RST_R(reg)); + return 0; +} + +static int rzg2l_cpg_deassert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev); + const struct rzg2l_cpg_info *info = priv->info; + unsigned int reg = info->mod_clks[id].off; + u32 dis = info->mod_clks[id].reset; + u32 value = (dis << 16) | dis; + + dev_dbg(rcdev->dev, "deassert name:%s id:%ld offset:0x%x\n", + info->mod_clks[id].name, id, CLK_RST_R(reg)); + + writel(value, priv->base + CLK_RST_R(reg)); + return 0; +} + +static int rzg2l_cpg_status(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev); + const struct rzg2l_cpg_info *info = priv->info; + unsigned int reg = info->mod_clks[id].off; + u32 bitmask = info->mod_clks[id].reset; + + return !(readl(priv->base + CLK_MRST_R(reg)) & bitmask); +} + +static const struct reset_control_ops rzg2l_cpg_reset_ops = { + .reset = rzg2l_cpg_reset, + .assert = rzg2l_cpg_assert, + .deassert = rzg2l_cpg_deassert, + .status = rzg2l_cpg_status, +}; + +static int rzg2l_cpg_reset_xlate(struct reset_controller_dev *rcdev, + const struct of_phandle_args *reset_spec) +{ + unsigned int id = reset_spec->args[0]; + + if (id >= rcdev->nr_resets) { + dev_err(rcdev->dev, "Invalid reset index %u\n", id); + return -EINVAL; + } + + return id; +} + +static int rzg2l_cpg_reset_controller_register(struct rzg2l_cpg_priv *priv) +{ + priv->rcdev.ops = &rzg2l_cpg_reset_ops; + priv->rcdev.of_node = priv->dev->of_node; + priv->rcdev.dev = priv->dev; + priv->rcdev.of_reset_n_cells = 1; + priv->rcdev.of_xlate = rzg2l_cpg_reset_xlate; + priv->rcdev.nr_resets = priv->num_mod_clks; + + return devm_reset_controller_register(priv->dev, &priv->rcdev); +} + +static bool rzg2l_cpg_is_pm_clk(const struct of_phandle_args *clkspec) +{ + if (clkspec->args_count != 2) + return false; + + switch (clkspec->args[0]) { + case CPG_MOD: + return true; + + default: + return false; + } +} + +static int rzg2l_cpg_attach_dev(struct generic_pm_domain *unused, struct device *dev) +{ + struct device_node *np = dev->of_node; + struct of_phandle_args clkspec; + struct clk *clk; + int error; + int i = 0; + + while (!of_parse_phandle_with_args(np, "clocks", "#clock-cells", i, + &clkspec)) { + if (rzg2l_cpg_is_pm_clk(&clkspec)) + goto found; + + of_node_put(clkspec.np); + i++; + } + + return 0; + +found: + clk = of_clk_get_from_provider(&clkspec); + of_node_put(clkspec.np); + + if (IS_ERR(clk)) + return PTR_ERR(clk); + + error = pm_clk_create(dev); + if (error) + goto fail_put; + + error = pm_clk_add_clk(dev, clk); + if (error) + goto fail_destroy; + + return 0; + +fail_destroy: + pm_clk_destroy(dev); +fail_put: + clk_put(clk); + return error; +} + +static void rzg2l_cpg_detach_dev(struct generic_pm_domain *unused, struct device *dev) +{ + if (!pm_clk_no_clocks(dev)) + pm_clk_destroy(dev); +} + +static int __init rzg2l_cpg_add_clk_domain(struct device *dev) +{ + struct device_node *np = dev->of_node; + struct generic_pm_domain *genpd; + + genpd = devm_kzalloc(dev, sizeof(*genpd), GFP_KERNEL); + if (!genpd) + return -ENOMEM; + + genpd->name = np->name; + genpd->flags = GENPD_FLAG_PM_CLK | GENPD_FLAG_ALWAYS_ON | + GENPD_FLAG_ACTIVE_WAKEUP; + genpd->attach_dev = rzg2l_cpg_attach_dev; + genpd->detach_dev = rzg2l_cpg_detach_dev; + pm_genpd_init(genpd, &pm_domain_always_on_gov, false); + + of_genpd_add_provider_simple(np, genpd); + return 0; +} + +static int __init rzg2l_cpg_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + const struct rzg2l_cpg_info *info; + struct rzg2l_cpg_priv *priv; + unsigned int nclks, i; + struct clk **clks; + int error; + + info = of_device_get_match_data(dev); + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->dev = dev; + priv->info = info; + spin_lock_init(&priv->rmw_lock); + + priv->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(priv->base)) + return PTR_ERR(priv->base); + + nclks = info->num_total_core_clks + info->num_hw_mod_clks; + clks = devm_kmalloc_array(dev, nclks, sizeof(*clks), GFP_KERNEL); + if (!clks) + return -ENOMEM; + + dev_set_drvdata(dev, priv); + priv->clks = clks; + priv->num_core_clks = info->num_total_core_clks; + priv->num_mod_clks = info->num_hw_mod_clks; + priv->last_dt_core_clk = info->last_dt_core_clk; + + for (i = 0; i < nclks; i++) + clks[i] = ERR_PTR(-ENOENT); + + for (i = 0; i < info->num_core_clks; i++) + rzg2l_cpg_register_core_clk(&info->core_clks[i], info, priv); + + for (i = 0; i < info->num_mod_clks; i++) + rzg2l_cpg_register_mod_clk(&info->mod_clks[i], info, priv); + + error = of_clk_add_provider(np, rzg2l_cpg_clk_src_twocell_get, priv); + if (error) + return error; + + error = devm_add_action_or_reset(dev, rzg2l_cpg_del_clk_provider, np); + if (error) + return error; + + error = rzg2l_cpg_add_clk_domain(dev); + if (error) + return error; + + error = rzg2l_cpg_reset_controller_register(priv); + if (error) + return error; + + return 0; +} + +static const struct of_device_id rzg2l_cpg_match[] = { + { /* sentinel */ } +}; + +static struct platform_driver rzg2l_cpg_driver = { + .driver = { + .name = "rzg2l-cpg", + .of_match_table = rzg2l_cpg_match, + }, +}; + +static int __init rzg2l_cpg_init(void) +{ + return platform_driver_probe(&rzg2l_cpg_driver, rzg2l_cpg_probe); +} + +subsys_initcall(rzg2l_cpg_init); + +MODULE_DESCRIPTION("Renesas RZ/G2L CPG Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/renesas/renesas-rzg2l-cpg.h b/drivers/clk/renesas/renesas-rzg2l-cpg.h new file mode 100644 index 000000000000..8ff0047ffeb9 --- /dev/null +++ b/drivers/clk/renesas/renesas-rzg2l-cpg.h @@ -0,0 +1,134 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * RZ/G2L Clock Pulse Generator + * + * Copyright (C) 2021 Renesas Electronics Corp. + * + */ + +#ifndef __RENESAS_RZG2L_CPG_H__ +#define __RENESAS_RZG2L_CPG_H__ + +#define CPG_PL2_DDIV (0x204) +#define CPG_PL3A_DDIV (0x208) + +/* n = 0/1/2 for PLL1/4/6 */ +#define CPG_SAMPLL_CLK1(n) (0x04 + (16 * n)) +#define CPG_SAMPLL_CLK2(n) (0x08 + (16 * n)) + +#define PLL146_CONF(n) (CPG_SAMPLL_CLK1(n) << 22 | CPG_SAMPLL_CLK2(n) << 12) + +#define DDIV_PACK(offset, bitpos, size) \ + (((offset) << 20) | ((bitpos) << 12) | ((size) << 8)) +#define DIVPL2A DDIV_PACK(CPG_PL2_DDIV, 0, 3) +#define DIVPL3B DDIV_PACK(CPG_PL3A_DDIV, 4, 3) + +/** + * Definitions of CPG Core Clocks + * + * These include: + * - Clock outputs exported to DT + * - External input clocks + * - Internal CPG clocks + */ +struct cpg_core_clk { + const char *name; + unsigned int id; + unsigned int parent; + unsigned int div; + unsigned int mult; + unsigned int type; + unsigned int conf; + const struct clk_div_table *dtable; + const char * const *parent_names; + int flag; + int num_parents; +}; + +enum clk_types { + /* Generic */ + CLK_TYPE_IN, /* External Clock Input */ + CLK_TYPE_FF, /* Fixed Factor Clock */ + CLK_TYPE_SAM_PLL, + + /* Clock with divider */ + CLK_TYPE_DIV, +}; + +#define DEF_TYPE(_name, _id, _type...) \ + { .name = _name, .id = _id, .type = _type } +#define DEF_BASE(_name, _id, _type, _parent...) \ + DEF_TYPE(_name, _id, _type, .parent = _parent) +#define DEF_SAMPLL(_name, _id, _parent, _conf) \ + DEF_TYPE(_name, _id, CLK_TYPE_SAM_PLL, .parent = _parent, .conf = _conf) +#define DEF_INPUT(_name, _id) \ + DEF_TYPE(_name, _id, CLK_TYPE_IN) +#define DEF_FIXED(_name, _id, _parent, _mult, _div) \ + DEF_BASE(_name, _id, CLK_TYPE_FF, _parent, .div = _div, .mult = _mult) +#define DEF_DIV(_name, _id, _parent, _conf, _dtable, _flag) \ + DEF_TYPE(_name, _id, CLK_TYPE_DIV, .conf = _conf, \ + .parent = _parent, .dtable = _dtable, .flag = _flag) + +/** + * struct rzg2l_mod_clk - Module Clocks definitions + * + * @name: handle between common and hardware-specific interfaces + * @id: clock index in array containing all Core and Module Clocks + * @parent: id of parent clock + * @off: register offset + * @onoff: ON/MON bits + * @reset: reset bits + */ +struct rzg2l_mod_clk { + const char *name; + unsigned int id; + unsigned int parent; + u16 off; + u8 onoff; + u8 reset; +}; + +#define DEF_MOD(_name, _id, _parent, _off, _onoff, _reset) \ + [_id] = { \ + .name = _name, \ + .id = MOD_CLK_BASE + _id, \ + .parent = (_parent), \ + .off = (_off), \ + .onoff = (_onoff), \ + .reset = (_reset) \ + } + +/** + * struct rzg2l_cpg_info - SoC-specific CPG Description + * + * @core_clks: Array of Core Clock definitions + * @num_core_clks: Number of entries in core_clks[] + * @last_dt_core_clk: ID of the last Core Clock exported to DT + * @num_total_core_clks: Total number of Core Clocks (exported + internal) + * + * @mod_clks: Array of Module Clock definitions + * @num_mod_clks: Number of entries in mod_clks[] + * @num_hw_mod_clks: Number of Module Clocks supported by the hardware + * + * @crit_mod_clks: Array with Module Clock IDs of critical clocks that + * should not be disabled without a knowledgeable driver + * @num_crit_mod_clks: Number of entries in crit_mod_clks[] + */ +struct rzg2l_cpg_info { + /* Core Clocks */ + const struct cpg_core_clk *core_clks; + unsigned int num_core_clks; + unsigned int last_dt_core_clk; + unsigned int num_total_core_clks; + + /* Module Clocks */ + const struct rzg2l_mod_clk *mod_clks; + unsigned int num_mod_clks; + unsigned int num_hw_mod_clks; + + /* Critical Module Clocks that should not be disabled */ + const unsigned int *crit_mod_clks; + unsigned int num_crit_mod_clks; +}; + +#endif From patchwork Wed Jun 9 15:32:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310571 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,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 CEA4CC48BCD for ; Wed, 9 Jun 2021 15:33:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BB6096139A for ; Wed, 9 Jun 2021 15:33:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238395AbhFIPfh (ORCPT ); Wed, 9 Jun 2021 11:35:37 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:33258 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S237318AbhFIPfW (ORCPT ); Wed, 9 Jun 2021 11:35:22 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83733823" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:26 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 884394009102; Thu, 10 Jun 2021 00:33:23 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 09/11] clk: renesas: Add support for R9A07G044 SoC Date: Wed, 9 Jun 2021 16:32:28 +0100 Message-Id: <20210609153230.6967-10-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Define the clock outputs supported by RZ/G2L (R9A07G044) SoC and bind it with RZ/G2L CPG core. Based on a patch in the BSP by Binh Nguyen . Signed-off-by: Lad Prabhakar Reviewed-by: Biju Das Reviewed-by: Geert Uytterhoeven --- drivers/clk/renesas/Kconfig | 5 + drivers/clk/renesas/Makefile | 1 + drivers/clk/renesas/r9a07g044-cpg.c | 127 ++++++++++++++++++++++++ drivers/clk/renesas/renesas-rzg2l-cpg.c | 6 ++ drivers/clk/renesas/renesas-rzg2l-cpg.h | 2 + 5 files changed, 141 insertions(+) create mode 100644 drivers/clk/renesas/r9a07g044-cpg.c diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index a067428cb7af..916c7d227e25 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -32,6 +32,7 @@ config CLK_RENESAS select CLK_R8A77995 if ARCH_R8A77995 select CLK_R8A779A0 if ARCH_R8A779A0 select CLK_R9A06G032 if ARCH_R9A06G032 + select CLK_R9A07G044 if ARCH_R9A07G044 select CLK_SH73A0 if ARCH_SH73A0 if CLK_RENESAS @@ -156,6 +157,10 @@ config CLK_R9A06G032 help This is a driver for R9A06G032 clocks +config CLK_R9A07G044 + bool "RZ/G2L clock support" if COMPILE_TEST + select CLK_RZG2L + config CLK_SH73A0 bool "SH-Mobile AG5 clock support" if COMPILE_TEST select CLK_RENESAS_CPG_MSTP diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index a9c299686b4a..5c6c5c721d98 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -29,6 +29,7 @@ obj-$(CONFIG_CLK_R8A77990) += r8a77990-cpg-mssr.o obj-$(CONFIG_CLK_R8A77995) += r8a77995-cpg-mssr.o obj-$(CONFIG_CLK_R8A779A0) += r8a779a0-cpg-mssr.o obj-$(CONFIG_CLK_R9A06G032) += r9a06g032-clocks.o +obj-$(CONFIG_CLK_R9A07G044) += r9a07g044-cpg.o obj-$(CONFIG_CLK_SH73A0) += clk-sh73a0.o # Family diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c new file mode 100644 index 000000000000..50b5269586a4 --- /dev/null +++ b/drivers/clk/renesas/r9a07g044-cpg.c @@ -0,0 +1,127 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * RZ/G2L CPG driver + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +#include +#include +#include +#include + +#include + +#include "renesas-rzg2l-cpg.h" + +enum clk_ids { + /* Core Clock Outputs exported to DT */ + LAST_DT_CORE_CLK = R9A07G044_OSCCLK, + + /* External Input Clocks */ + CLK_EXTAL, + + /* Internal Core Clocks */ + CLK_OSC_DIV1000, + CLK_PLL1, + CLK_PLL2, + CLK_PLL2_DIV2, + CLK_PLL2_DIV16, + CLK_PLL2_DIV20, + CLK_PLL3, + CLK_PLL3_DIV2, + CLK_PLL3_DIV4, + CLK_PLL3_DIV8, + CLK_PLL4, + CLK_PLL5, + CLK_PLL5_DIV2, + CLK_PLL6, + + /* Module Clocks */ + MOD_CLK_BASE, +}; + +/* Divider tables */ +static const struct clk_div_table dtable_3b[] = { + {0, 1}, + {1, 2}, + {2, 4}, + {3, 8}, + {4, 32}, +}; + +static const struct cpg_core_clk r9a07g044_core_clks[] __initconst = { + /* External Clock Inputs */ + DEF_INPUT("extal", CLK_EXTAL), + + /* Internal Core Clocks */ + DEF_FIXED(".osc", R9A07G044_OSCCLK, CLK_EXTAL, 1, 1), + DEF_FIXED(".osc_div1000", CLK_OSC_DIV1000, CLK_EXTAL, 1, 1000), + DEF_SAMPLL(".pll1", CLK_PLL1, CLK_EXTAL, PLL146_CONF(0)), + DEF_FIXED(".pll2", CLK_PLL2, CLK_EXTAL, 133, 2), + DEF_FIXED(".pll3", CLK_PLL3, CLK_EXTAL, 133, 2), + + DEF_FIXED(".pll2_div2", CLK_PLL2_DIV2, CLK_PLL2, 1, 2), + DEF_FIXED(".pll2_div16", CLK_PLL2_DIV16, CLK_PLL2, 1, 16), + DEF_FIXED(".pll2_div20", CLK_PLL2_DIV20, CLK_PLL2, 1, 20), + + DEF_FIXED(".pll3_div2", CLK_PLL3_DIV2, CLK_PLL3, 1, 2), + DEF_FIXED(".pll3_div4", CLK_PLL3_DIV4, CLK_PLL3, 1, 4), + DEF_FIXED(".pll3_div8", CLK_PLL3_DIV8, CLK_PLL3, 1, 8), + + /* Core output clk */ + DEF_FIXED("I", R9A07G044_CLK_I, CLK_PLL1, 1, 1), + DEF_DIV("P0", R9A07G044_CLK_P0, CLK_PLL2_DIV16, DIVPL2A, + dtable_3b, CLK_DIVIDER_HIWORD_MASK), + DEF_FIXED("TSU", R9A07G044_CLK_TSU, CLK_PLL2_DIV20, 1, 1), + DEF_DIV("P1", R9A07G044_CLK_P1, CLK_PLL3_DIV8, + DIVPL3B, dtable_3b, CLK_DIVIDER_HIWORD_MASK), +}; + +static struct rzg2l_mod_clk r9a07g044_mod_clks[] = { + DEF_MOD("gic", R9A07G044_CLK_GIC600, + R9A07G044_CLK_P1, + 0x514, BIT(0), (BIT(0) | BIT(1))), + DEF_MOD("ia55", R9A07G044_CLK_IA55, + R9A07G044_CLK_P1, + 0x518, (BIT(0) | BIT(1)), BIT(0)), + DEF_MOD("scif0", R9A07G044_CLK_SCIF0, + R9A07G044_CLK_P0, + 0x584, BIT(0), BIT(0)), + DEF_MOD("scif1", R9A07G044_CLK_SCIF1, + R9A07G044_CLK_P0, + 0x584, BIT(1), BIT(1)), + DEF_MOD("scif2", R9A07G044_CLK_SCIF2, + R9A07G044_CLK_P0, + 0x584, BIT(2), BIT(2)), + DEF_MOD("scif3", R9A07G044_CLK_SCIF3, + R9A07G044_CLK_P0, + 0x584, BIT(3), BIT(3)), + DEF_MOD("scif4", R9A07G044_CLK_SCIF4, + R9A07G044_CLK_P0, + 0x584, BIT(4), BIT(4)), + DEF_MOD("sci0", R9A07G044_CLK_SCI0, + R9A07G044_CLK_P0, + 0x588, BIT(0), BIT(0)), +}; + +static const unsigned int r9a07g044_crit_mod_clks[] __initconst = { + MOD_CLK_BASE + R9A07G044_CLK_GIC600, +}; + +const struct rzg2l_cpg_info r9a07g044_cpg_info = { + /* Core Clocks */ + .core_clks = r9a07g044_core_clks, + .num_core_clks = ARRAY_SIZE(r9a07g044_core_clks), + .last_dt_core_clk = LAST_DT_CORE_CLK, + .num_total_core_clks = MOD_CLK_BASE, + + /* Critical Module Clocks */ + .crit_mod_clks = r9a07g044_crit_mod_clks, + .num_crit_mod_clks = ARRAY_SIZE(r9a07g044_crit_mod_clks), + + /* Module Clocks */ + .mod_clks = r9a07g044_mod_clks, + .num_mod_clks = ARRAY_SIZE(r9a07g044_mod_clks), + .num_hw_mod_clks = R9A07G044_CLK_MIPI_DSI_PIN + 1, +}; diff --git a/drivers/clk/renesas/renesas-rzg2l-cpg.c b/drivers/clk/renesas/renesas-rzg2l-cpg.c index 9e860d55c916..ef308cb2368f 100644 --- a/drivers/clk/renesas/renesas-rzg2l-cpg.c +++ b/drivers/clk/renesas/renesas-rzg2l-cpg.c @@ -723,6 +723,12 @@ static int __init rzg2l_cpg_probe(struct platform_device *pdev) } static const struct of_device_id rzg2l_cpg_match[] = { +#ifdef CONFIG_CLK_R9A07G044 + { + .compatible = "renesas,r9a07g044-cpg", + .data = &r9a07g044_cpg_info, + }, +#endif { /* sentinel */ } }; diff --git a/drivers/clk/renesas/renesas-rzg2l-cpg.h b/drivers/clk/renesas/renesas-rzg2l-cpg.h index 8ff0047ffeb9..3948bdd8afc9 100644 --- a/drivers/clk/renesas/renesas-rzg2l-cpg.h +++ b/drivers/clk/renesas/renesas-rzg2l-cpg.h @@ -131,4 +131,6 @@ struct rzg2l_cpg_info { unsigned int num_crit_mod_clks; }; +extern const struct rzg2l_cpg_info r9a07g044_cpg_info; + #endif From patchwork Wed Jun 9 15:32:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310575 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,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 A385BC48BDF for ; Wed, 9 Jun 2021 15:33:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8AD4160FF0 for ; Wed, 9 Jun 2021 15:33:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239340AbhFIPfw (ORCPT ); Wed, 9 Jun 2021 11:35:52 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:27851 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239101AbhFIPfa (ORCPT ); Wed, 9 Jun 2021 11:35:30 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83733829" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:30 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 22DC1400911A; Thu, 10 Jun 2021 00:33:26 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 10/11] arm64: dts: renesas: Add initial DTSI for RZ/G2{L,LC} SoC's Date: Wed, 9 Jun 2021 16:32:29 +0100 Message-Id: <20210609153230.6967-11-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add initial DTSI for RZ/G2{L,LC} SoC's. File structure: r9a07g044.dtsi => RZ/G2L family SoC common parts r9a07g044l1.dtsi => RZ/G2L R9A07G044L1 SoC specific parts r9a07g044l2.dtsi => RZ/G2L R9A07G044L2 SoC specific parts Signed-off-by: Lad Prabhakar Signed-off-by: Biju Das Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 120 +++++++++++++++++++ arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi | 25 ++++ arch/arm64/boot/dts/renesas/r9a07g044l2.dtsi | 13 ++ 3 files changed, 158 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/r9a07g044.dtsi create mode 100644 arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi create mode 100644 arch/arm64/boot/dts/renesas/r9a07g044l2.dtsi diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi new file mode 100644 index 000000000000..6a103a62eccb --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi @@ -0,0 +1,120 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G2L and RZ/G2LC common SoC parts + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +#include +#include + +/ { + compatible = "renesas,r9a07g044"; + #address-cells = <2>; + #size-cells = <2>; + + /* clock can be either from exclk or crystal oscillator (XIN/XOUT) */ + extal_clk: extal { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + psci { + compatible = "arm,psci-1.0", "arm,psci-0.2"; + method = "smc"; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu0>; + }; + core1 { + cpu = <&cpu1>; + }; + }; + }; + + cpu0: cpu@0 { + compatible = "arm,cortex-a55"; + reg = <0>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + }; + + cpu1: cpu@100 { + compatible = "arm,cortex-a55"; + reg = <0x100>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + }; + + L3_CA55: cache-controller-0 { + compatible = "cache"; + cache-unified; + cache-size = <0x40000>; + }; + }; + + soc: soc { + compatible = "simple-bus"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + scif0: serial@1004b800 { + compatible = "renesas,scif-r9a07g044"; + reg = <0 0x1004b800 0 0x400>; + interrupts = , + , + , + , + , + ; + interrupt-names = "eri", "rxi", "txi", + "bri", "dri", "tei"; + clocks = <&cpg CPG_MOD R9A07G044_CLK_SCIF0>; + clock-names = "fck"; + power-domains = <&cpg>; + resets = <&cpg R9A07G044_CLK_SCIF0>; + status = "disabled"; + }; + + cpg: clock-controller@11010000 { + compatible = "renesas,r9a07g044-cpg"; + reg = <0 0x11010000 0 0x10000>; + clocks = <&extal_clk>; + clock-names = "extal"; + #clock-cells = <2>; + #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + gic: interrupt-controller@11900000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0x0 0x11900000 0 0x40000>, + <0x0 0x11940000 0 0x60000>; + interrupts = ; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi new file mode 100644 index 000000000000..9d89d4590358 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G2L R9A07G044L1 SoC specific parts + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +/dts-v1/; +#include "r9a07g044.dtsi" + +/ { + compatible = "renesas,r9a07g044l1", "renesas,r9a07g044"; + + cpus { + /delete-node/ cpu-map; + /delete-node/ cpu@100; + }; + + timer { + interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a07g044l2.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044l2.dtsi new file mode 100644 index 000000000000..91dc10b2cdbb --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a07g044l2.dtsi @@ -0,0 +1,13 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G2L R9A07G044L2 SoC specific parts + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +/dts-v1/; +#include "r9a07g044.dtsi" + +/ { + compatible = "renesas,r9a07g044l2", "renesas,r9a07g044"; +}; From patchwork Wed Jun 9 15:32:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar X-Patchwork-Id: 12310573 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,SPF_PASS,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 2EF6AC48BCD for ; Wed, 9 Jun 2021 15:33:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 18F9A60FF0 for ; Wed, 9 Jun 2021 15:33:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231919AbhFIPfw (ORCPT ); Wed, 9 Jun 2021 11:35:52 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:25977 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239068AbhFIPf3 (ORCPT ); Wed, 9 Jun 2021 11:35:29 -0400 X-IronPort-AV: E=Sophos;i="5.83,261,1616425200"; d="scan'208";a="83887011" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 10 Jun 2021 00:33:33 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id AB7AA4009422; Thu, 10 Jun 2021 00:33:30 +0900 (JST) From: Lad Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Philipp Zabel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v3 11/11] arm64: dts: renesas: Add initial device tree for RZ/G2L SMARC EVK Date: Wed, 9 Jun 2021 16:32:30 +0100 Message-Id: <20210609153230.6967-12-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20210609153230.6967-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add basic support for RZ/G2L SMARC EVK (based on R9A07G044L2): - memory - External input clock - SCIF Signed-off-by: Lad Prabhakar Signed-off-by: Biju Das Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/Makefile | 2 ++ .../boot/dts/renesas/r9a07g044l2-smarc.dts | 21 +++++++++++++++ arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi | 27 +++++++++++++++++++ 3 files changed, 50 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts create mode 100644 arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile index f2de2fa0c8b8..68e30e26564b 100644 --- a/arch/arm64/boot/dts/renesas/Makefile +++ b/arch/arm64/boot/dts/renesas/Makefile @@ -62,3 +62,5 @@ dtb-$(CONFIG_ARCH_R8A77990) += r8a77990-ebisu.dtb dtb-$(CONFIG_ARCH_R8A77995) += r8a77995-draak.dtb dtb-$(CONFIG_ARCH_R8A779A0) += r8a779a0-falcon.dtb + +dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc.dtb diff --git a/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts new file mode 100644 index 000000000000..d3f72ec62f03 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G2L SMARC EVK board + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +/dts-v1/; +#include "r9a07g044l2.dtsi" +#include "rzg2l-smarc.dtsi" + +/ { + model = "Renesas SMARC EVK based on r9a07g044l2"; + compatible = "renesas,smarc-evk", "renesas,r9a07g044l2", "renesas,r9a07g044"; + + memory@48000000 { + device_type = "memory"; + /* first 128MB is reserved for secure area. */ + reg = <0x0 0x48000000 0x0 0x78000000>; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi new file mode 100644 index 000000000000..adcd4f50519e --- /dev/null +++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G2L SMARC EVK common parts + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +#include + +/ { + aliases { + serial0 = &scif0; + }; + + chosen { + bootargs = "ignore_loglevel"; + stdout-path = "serial0:115200n8"; + }; +}; + +&extal_clk { + clock-frequency = <24000000>; +}; + +&scif0 { + status = "okay"; +};