From patchwork Mon Nov 21 01:47:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 627772 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8F9AFC4332F for ; Mon, 21 Nov 2022 01:48:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229674AbiKUBsW (ORCPT ); Sun, 20 Nov 2022 20:48:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60432 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229551AbiKUBsV (ORCPT ); Sun, 20 Nov 2022 20:48:21 -0500 Received: from mx.socionext.com (mx.socionext.com [202.248.49.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 796A91DDF6; Sun, 20 Nov 2022 17:48:20 -0800 (PST) Received: from unknown (HELO iyokan2-ex.css.socionext.com) ([172.31.9.54]) by mx.socionext.com with ESMTP; 21 Nov 2022 10:48:18 +0900 Received: from mail.mfilter.local (m-filter-2 [10.213.24.62]) by iyokan2-ex.css.socionext.com (Postfix) with ESMTP id 006EA20584CE; Mon, 21 Nov 2022 10:48:17 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Mon, 21 Nov 2022 10:48:18 +0900 Received: from plum.e01.socionext.com (unknown [10.212.243.119]) by kinkan2.css.socionext.com (Postfix) with ESMTP id 96CD4B62AE; Mon, 21 Nov 2022 10:48:17 +0900 (JST) From: Kunihiko Hayashi To: Mark Brown , Rob Herring , Krzysztof Kozlowski Cc: linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Kunihiko Hayashi Subject: [PATCH v2 0/2] Introduce Socionext F_OSPI SPI flash controller Date: Mon, 21 Nov 2022 10:47:58 +0900 Message-Id: <20221121014800.13989-1-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This series adds dt-bindings and a driver for Socionext F_OSPI controller for connecting an SPI Flash memory over up to 8-bit wide bus. The controller supports up to 4 chip selects. Changes since v1: - Drop vendor-specific properties for devices from host dt-bindings - Drop a function to parse vendor-specific properties - Fix wrong maximum addr.bytes (5 to 4) Kunihiko Hayashi (2): dt-bindings: spi: Add Socionext F_OSPI controller bindings spi: Add Socionext F_OSPI SPI flash controller driver .../bindings/spi/socionext,f-ospi.yaml | 57 ++ drivers/spi/Kconfig | 9 + drivers/spi/Makefile | 1 + drivers/spi/spi-sn-f-ospi.c | 703 ++++++++++++++++++ 4 files changed, 770 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/socionext,f-ospi.yaml create mode 100644 drivers/spi/spi-sn-f-ospi.c