From patchwork Fri Oct 8 08:26:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kavyasree Kotagiri X-Patchwork-Id: 1538261 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=microchip.com header.i=@microchip.com header.a=rsa-sha256 header.s=mchp header.b=ehlKPJag; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4HQh9x4918z9sP7 for ; Fri, 8 Oct 2021 19:26:45 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229853AbhJHI2i (ORCPT ); Fri, 8 Oct 2021 04:28:38 -0400 Received: from esa.microchip.iphmx.com ([68.232.154.123]:39435 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229850AbhJHI2h (ORCPT ); Fri, 8 Oct 2021 04:28:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1633681603; x=1665217603; h=from:to:cc:subject:date:message-id:mime-version; bh=jG3FaooEqU+OQN8jMyYxg2seRUzZov+lJuSmYgbfJRo=; b=ehlKPJagBflNtgd4lLsErwTJSrBOCuhzOZVZMx1ghdVSBi7V/f0XuNly f/UVJCJ1IT1vp76w7J/7q3SXDaXHyXhRcbuu7FiY7vwrTWq8rJXBlSCIr ibIphAqlV3KNW0NJkyXKxrDhQ51fs6SDQ2tYMk+8o00bFa0owjNNGPLl3 j9mhqeDxzvc1ylxqbuCw+TdMTwbl3/S0ociwmeXHRdG9OfBFgo5dxB6ed wmM6fZlTHkiBmYg8L6LzC0ktI1+tkCHWe4+D0kpnIGS/2siGhZ943vQTn CW1h7L2sI6dUd9Oe1+AVTyQ4zNinaLEG8zs1zqIalTGdhtMiIH1diq7Tn w==; IronPort-SDR: Z/i64MhOLghfmwNsVT0mTmhAjC/keoGvrMsIR68bAbG8gUHa/9QMUUrWq7jMCbuLbmiKF09VPk Gd+jkSwKDWhw0bGxwKADUbbSSzuVfkxRWRi3FPFJ+eT05sH8DSFzHFUt6ouKQuQz246UYxM1zw 7LPaoISu17fd7StJvBTmur2JR2IJjhWwCb9IWaQxRJMo8Z8UOfMR2+pgecTO/KIAM0WcJy6y5P CXo+67FwXF7IBgsRVdUzGFCWLP9DWYMI/JmLe5frOaVlO5Zv/YwdX4LXrjDBn0cn1v1tkywMmo 0bNzYfWaHE82l10U15mqVVFp X-IronPort-AV: E=Sophos;i="5.85,357,1624345200"; d="scan'208";a="72132656" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa6.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 08 Oct 2021 01:26:42 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex02.mchp-main.com (10.10.87.72) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Fri, 8 Oct 2021 01:26:41 -0700 Received: from kavya-HP-Compaq-6000-Pro-SFF-PC.microchip.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2176.14 via Frontend Transport; Fri, 8 Oct 2021 01:26:38 -0700 From: Kavyasree Kotagiri To: , , , CC: , , , , , , Subject: [PATCH v8 0/3] Add driver for lan966x Generic Clock Controller Date: Fri, 8 Oct 2021 13:56:32 +0530 Message-ID: <20211008082635.31774-1-kavyasree.kotagiri@microchip.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This patch series adds a device driver for Generic Clock Controller of lan966x SoC. v7 -> v8: - Defined new constant DIV_MAX. - Corrected and updated prescaler divider condition check. - Added Acked-by. v6 -> v7: - Added Kconfig and Makefile entires for lan966x clock driver. v5 -> v6: - Added Acked-by to dt-bindings file. - Removed "_clk" in clock-names. - Added Reviewed-by to Documentation file. v4 -> v5: - In v4 dt-bindings, missed adding "clock-names" in required properties and example. So, added them. - Returning proper error - PTR_ERR. - Removed unused variable "ret" in probe function. v3 -> v4: - Updated "clocks" and added "clock-names" in dt-bindings. - Used clk_parent_data instead of of_clk_get_parent_name(). v2 -> v3: - Fixed dt_binding_check errors. v1 -> v2: - Updated license in dt-bindings. - Updated example provided for clock controller node. Kavyasree Kotagiri (3): dt-bindings: clock: lan966x: Add binding includes for lan966x SoC clock IDs dt-bindings: clock: lan966x: Add LAN966X Clock Controller clk: lan966x: Add lan966x SoC clock driver .../bindings/clock/microchip,lan966x-gck.yaml | 57 +++++ drivers/clk/Kconfig | 7 + drivers/clk/Makefile | 1 + drivers/clk/clk-lan966x.c | 239 ++++++++++++++++++ include/dt-bindings/clock/microchip,lan966x.h | 28 ++ 5 files changed, 332 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/microchip,lan966x-gck.yaml create mode 100644 drivers/clk/clk-lan966x.c create mode 100644 include/dt-bindings/clock/microchip,lan966x.h