From patchwork Tue Jul 19 09:25:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ivan Bornyakov X-Patchwork-Id: 12922290 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 5196ECCA47F for ; Tue, 19 Jul 2022 09:29:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235076AbiGSJ0y (ORCPT ); Tue, 19 Jul 2022 05:26:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57160 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235924AbiGSJ00 (ORCPT ); Tue, 19 Jul 2022 05:26:26 -0400 Received: from mail.pr-group.ru (mail.pr-group.ru [178.18.215.3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 96C4B205F0; Tue, 19 Jul 2022 02:26:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=metrotek.ru; s=mail; h=from:subject:date:message-id:to:cc:mime-version:content-transfer-encoding; bh=HjArIFUMElFnZpuy5xrA0s3oMM3zvqLR8XxtmEJmSDY=; b=OC8csUcju5yCZ2T/ErMqELNGjdLRU4O3P0JH2nGx5VJ3ZejF6sAsTQm5IopFtyLOB64VW+rchEOPO jvHWM5ya4e6H2R+yQu+zhxteZM1renubx7yB/wsKkVjJ9+iAidJ5IkO0i8tI4AkOThEetHlugrk/0z DKmO0J2QMjOMjzSh4dFVs4aSmBW0aleoxeWXaYORdnBVYAAzOM7YkyzzY3EHUeDrceWHOrUTDpyDOx 33wy+JgguDh9zKNcLKnalDGU+tDDMg6g8bwk/LVOgfUEGPlMjYBWC7YgDabT9zh/Cu+DXQ2VdXr5wi ncdSgcbxVrKPrKOXD0rE4533T30A1UA== X-Kerio-Anti-Spam: Build: [Engines: 2.16.3.1424, Stamp: 3], Multi: [Enabled, t: (0.000008,0.005642)], BW: [Enabled, t: (0.000013,0.000001)], RTDA: [Enabled, t: (0.073759), Hit: No, Details: v2.40.0; Id: 15.52k9pv.1g8asetbo.1fj1f; mclb], total: 0(700) X-Footer: bWV0cm90ZWsucnU= Received: from h-e2.ddg ([85.143.252.66]) (authenticated user i.bornyakov@metrotek.ru) by mail.pr-group.ru with ESMTPSA (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256 bits)); Tue, 19 Jul 2022 12:26:08 +0300 From: Ivan Bornyakov To: mdf@kernel.org, hao.wu@intel.com, yilun.xu@intel.com, trix@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: Ivan Bornyakov , linux-fpga@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, system@metrotek.ru Subject: [PATCH v4 0/2] Lattice ECP5 FPGA manager Date: Tue, 19 Jul 2022 12:25:37 +0300 Message-Id: <20220719092539.6748-1-i.bornyakov@metrotek.ru> X-Mailer: git-send-email 2.37.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fpga@vger.kernel.org Add support to the FPGA manager for programming Lattice ECP5 FPGA over slave SPI interface with .bit formatted uncompressed bitstream image. ChangeLog: v1 -> v2: * remove "spi" from compatible string * reword description in dt-bindings doc * add reference to spi-peripheral-props.yaml in dt-binding doc * fix DTS example in dt-bindings doc: 4-spaces indentations, no undersores in node names. v2 -> v3: * fix typo "##size-cells" -> "#size-cells" in dt-bindings example v3 -> v4: * dt-bindings: reword description * dt-bindings: revert props order Ivan Bornyakov (2): fpga: ecp5-spi: add Lattice ECP5 FPGA manager dt-bindings: fpga: add binding doc for ecp5-spi fpga mgr .../bindings/fpga/lattice,ecp5-fpga-mgr.yaml | 75 +++++ drivers/fpga/Kconfig | 7 + drivers/fpga/Makefile | 1 + drivers/fpga/ecp5-spi.c | 275 ++++++++++++++++++ 4 files changed, 358 insertions(+) create mode 100644 Documentation/devicetree/bindings/fpga/lattice,ecp5-fpga-mgr.yaml create mode 100644 drivers/fpga/ecp5-spi.c