From patchwork Fri Feb 14 04:33:41 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Denzeel Oliva X-Patchwork-Id: 13974458 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 88166C02198 for ; Fri, 14 Feb 2025 04:37:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=TS5Knb7XMjcuFKIBATQ7nHoTfU5um3mKBC4QXOJc2lY=; b=WZGdt6rfHa9glCfzlQSSrU6tr4 rRYGf56ttIqpDT8Ix11y5k7njMPxjJYtrSx17k1bIzz5QJpebr8XTkkRU3vGWj4Qy5TQy3JpyuaZC d8ACyJNXYbpiGFI9S9meVYCf5994ITEdJZ4fYAytj5QvMKeIKqw38Jee2Z6Pw30FphrJL3Emqst1M kS8fP2yOQBkPA7XDHfAibCHFM9QDppnLfGbKXYUGCD/Vcq2vawEQZYF/MM+fxyRmPGDk3ueSjsKqx JU8Q9sby1Wo7dkBAigVhQWdAMUK1oEMGol0pOzQFtAYlU/kMTx5Jg73b21OyNZ9IAXo0VzSv9BnoH obggCaEw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tinRc-0000000DcAT-2Lyj; Fri, 14 Feb 2025 04:36:52 +0000 Received: from mail-ua1-x929.google.com ([2607:f8b0:4864:20::929]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tinOr-0000000Dblr-0wAI for linux-arm-kernel@lists.infradead.org; Fri, 14 Feb 2025 04:34:02 +0000 Received: by mail-ua1-x929.google.com with SMTP id a1e0cc1a2514c-8671441a730so523664241.0 for ; Thu, 13 Feb 2025 20:34:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1739507640; x=1740112440; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=TS5Knb7XMjcuFKIBATQ7nHoTfU5um3mKBC4QXOJc2lY=; b=HDdyor4PboDFBN0tdan948+yphZ8GaECiYmfXH/12GfYvvuaSn3znsvkV7Jo/fUMK7 FxjUGUpCrNpeNMWTML/mZ+8PL8dUJJGeNNnsN/IvhQMVv4KgWbNh3V3++8LWrmiH6jGD XGJrXMA9nPn5iIZwLU9OH+uY+Wenw9lkQERyff1+Lwt7oxN4WP92iXb3NYv21zB22DBk BRa3ZeU4fvpx52zPU5FTog2Q89pEQBXicVVj7ihI9g691yiX6l/Js4E4Vgbc60uCWmzN DDrc2dsxh16TqJq1f+S1HkTYHykVYo3OpDmah2h44tUN51UJKurS8JTh9Dvb0T5hQtn3 GtOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739507640; x=1740112440; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=TS5Knb7XMjcuFKIBATQ7nHoTfU5um3mKBC4QXOJc2lY=; b=hgYCEYRws/e7MwhkK+xUBCYMOKYCbFbNy94hXfqfP3uCOr6Eu95Viq3d/QScmBBI7i fkZDMt4jqOl9ZlByhLWiOwhmtPiYZAE2cbb7EaOsTy/3ydDtnBEjhGK6KrosjHdNeLGu X2nUdn5HtlUV0hTuQkiFbsi8qiOz7ZztLR7WLx4SxX+uFMzy5MM34yQ4cilK5DCoqNtW HxQR26ID3y4yvex+n0tPzEoWhRlhn6cyto888zK/AlWdiy1VYiS9s+uamOd3xxbYeh7H hQ/fBddXUfIyPjWcgaXA8JjRosbAtuI7UmPMTaaiU0WxIbNoxni3j+zQ6eFtO1rut3Co hOYg== X-Forwarded-Encrypted: i=1; AJvYcCV5y8oMm0qmrV1aqQAhUT79FDpYJ3gB99o8J8KA0FVdq6Y+qXrvKcIKBGD7pwqoeiEVC/3ctrT3c1WXvQPqxJRu@lists.infradead.org X-Gm-Message-State: AOJu0YzhtGZqpUhTwd3Ah9iooZ2h2UIsSrbu6Mnhym8dhs9WStTZA2o8 mSz8oDpE1bfGt/XtVomADoZTvIklxRhoOVQs1NiDNQ5Vya6kmJgW X-Gm-Gg: ASbGnctv1r2TmyGOrFBLPd9lE3ete0qRYd9yuP12db4NOGnejwTLmjBzIzI3YDLtziR CAG3CRz7zct8B0E86swjwjpQHWrB6Lpzb+764cPgHsbeRS9aZmeSlc4MJmNeojQBz7IyHmCBph+ E4ytMpuJnM/JCdMNVfV6E/Tbtr9iwP+S6s9ZGFqfv0f03VGhsKr4WkUuj9Rv7uiIkuRaOmV7g96 zhmzDe/7KpHq9VkTdniJ5J685WCRMPh2zNzXDVsGNHIxxJJpMRDtvLSIOOLGCMZtRd9sunOxSP3 axS5PalIkMFdM0Vg1jEndPLg0BX43/we/22v3uP4qG/lRzHjXhSjeKfnDdV4jJ3hXUxT9nms8zy jjA== X-Google-Smtp-Source: AGHT+IGu2yT+6b55ONIteFeW+9c3gw8B023b8z/MN7APmsValfKFvdqzpCJHgJPqR1gvD0CzamOr1Q== X-Received: by 2002:a05:6102:e13:b0:4ba:9a20:dcf8 with SMTP id ada2fe7eead31-4bbf231943fmr9155562137.21.1739507640049; Thu, 13 Feb 2025 20:34:00 -0800 (PST) Received: from localhost.localdomain ([38.44.237.182]) by smtp.gmail.com with ESMTPSA id a1e0cc1a2514c-868e857f2desm422800241.10.2025.02.13.20.33.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Feb 2025 20:33:59 -0800 (PST) From: Denzeel Oliva To: andi.shyti@kernel.org, broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, alim.akhtar@samsung.com, linux-spi@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Denzeel Oliva Subject: [PATCH v3 1/3] spi: dt-bindings: samsung: add samsung,exynos990-spi compatible Date: Fri, 14 Feb 2025 04:33:41 +0000 Message-Id: <20250214043343.263-2-wachiturroxd150@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250214043343.263-1-wachiturroxd150@gmail.com> References: <20250214043343.263-1-wachiturroxd150@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250213_203401_254165_F68D10C4 X-CRM114-Status: UNSURE ( 9.48 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add "samsung,exynos990-spi" dedicated compatible for the SPI controller on Exynos990 SoC. This ensures proper representation of the hardware in the device tree. Signed-off-by: Denzeel Oliva Reviewed-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/spi/samsung,spi.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/spi/samsung,spi.yaml b/Documentation/devicetree/bindings/spi/samsung,spi.yaml index 3c206a64d..1d3c95bd2 100644 --- a/Documentation/devicetree/bindings/spi/samsung,spi.yaml +++ b/Documentation/devicetree/bindings/spi/samsung,spi.yaml @@ -24,6 +24,7 @@ properties: - samsung,exynos4210-spi - samsung,exynos5433-spi - samsung,exynos850-spi + - samsung,exynos990-spi - samsung,exynosautov9-spi - tesla,fsd-spi - items: From patchwork Fri Feb 14 04:33:42 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Denzeel Oliva X-Patchwork-Id: 13974459 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AE268C02198 for ; Fri, 14 Feb 2025 04:38:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=2vGOH5ZfDWXC0xrIsnf4fLnv+iec7XidVdhhTf3PgyI=; b=pn8UIMsEHyHvQQSSl0s28JHvyR XgQ0e0q3COfFeJ9GevIJuKE0XHvi+PNTJTdMy1VfIPy467HECzonQTOzpmvDdUpH+2AnMM0d2KdCf qHuDZ9coQMEDbbB/gQGyx+D8ggh8Qdh8br1KtIm9+IAUEY/iq2SIZprDneUe8Q66TYbDS2b4gGWpG mka4J/iRAUgf7MDNr/xvn0eCixwIS/jfdKbY+NAayO+gcMJJWT8SQ159r246fmLAiYO2NYPRjjdcx 0gEKBl9asXflpBNrEwFCBQauQf3c6w5tj1W3yeTWUNByUSCxknA2uvKfT9i+GJG8xLSGxr+V/rkB5 oCQGKoWQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tinT1-0000000DcIR-0tgV; Fri, 14 Feb 2025 04:38:19 +0000 Received: from mail-vs1-xe2a.google.com ([2607:f8b0:4864:20::e2a]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tinOu-0000000DbmD-3Z7c for linux-arm-kernel@lists.infradead.org; Fri, 14 Feb 2025 04:34:05 +0000 Received: by mail-vs1-xe2a.google.com with SMTP id ada2fe7eead31-4ba00b6821aso460252137.2 for ; Thu, 13 Feb 2025 20:34:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1739507643; x=1740112443; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=2vGOH5ZfDWXC0xrIsnf4fLnv+iec7XidVdhhTf3PgyI=; b=aiBqt/cEMTwRH71HAKfFgMINnNKFngXefxPMCgtvg+2My4GOn1JuMvny7WzUipnoEA J7razJvV2UZBku3JFZNOnkLw9M5ug/8BFjdIREEjRfF3F+vLUUB3DkzgNbzKDmuND1O+ fGWaUuXg3+cEk8EzjjsOM8BgSNcyJjmYftFdvYJVUlMjyVSxfk8irW8Cz6fPBHS4tL4i FYLG4kC37vhB0g7qV/mJScJw1ro0BYsIpgd/kDK6w3AklRijLR11OigGlhCWo500sJG2 qQ64dOL5uJAGTYaIskN3dcI189g62dXDxP2cSmt6C7DyjCgWLa/VTNwfZow0+8bgS1Bp EBeg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739507643; x=1740112443; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=2vGOH5ZfDWXC0xrIsnf4fLnv+iec7XidVdhhTf3PgyI=; b=NzD2EzS8iGK5/UJGjSthz0GM89xy8ywc9A+0mS+CRAcX5155Ouzm3wg3DrX6NRLZ8a mxfJTbWNbG1yCWfmNwoQo+Hs021xSgmLipyr6kiQtoiE1XAVsl1/EIhXIuzsB8fT6UJk 9Qi0SmKynVMAm+DdgnQh9KacgFOIW6wFxdmBLOvy6pJtFXv8MyAZYAUHruRXVY0XCEoX RGBIRectrPXMjQ2fjg8wKesZnOVIaXP6UacTxIoB/HEaoegLGtrtQrn+4zErWORGU2y8 IH2FiZ8BU8CAK68LIOU1OvAhLigT8jt90CS9+BWzOg/8hJIs7CG2iLGqwHcmMgg2n2nk sJcg== X-Forwarded-Encrypted: i=1; AJvYcCXA+Q2c82JCe76Fp6r6AMilHU21S+1dXQaQid4ndO8+/g7qC/jHPL+idNZNoy4vY8eRGt+D1XDDaRhyHDFf3bke@lists.infradead.org X-Gm-Message-State: AOJu0Yy7lJz5iGMfxIJ/3jvpXhnzLoXgADDc1kHy8ksbKVM45zA4LYMa 5JhzMNN5bP5IaiSI8hyTvG2q443CBbWC3vUrQ71O0TJc19uGZL+g X-Gm-Gg: ASbGnct45/YVzWU3Y/vax3XLQap3vkMDZpMAJj9/fmfZ9TtIo0VEmNhqutIw+WgY4Pl qmQ/VdEJMEn0LKCheN+1R6soY1WaI5YqZHrT2m/LM03QC8i12mMokryhp5U/aSPHqfr969Xo/TF PAVcX0HoLxNYsRjy2BLlFpRyhJ/i3mPoPnM1qmDl/eGMI02EAggkWbw0hRXELRaipGPTI8OJTpg bnGPxTRishNSLWqC6t5qTmNTsoTp5u6tygMMKN3kPZm07e8VTcNyARbygFBU+PgJ6hWBcKRUk4B miG8CwBDFuVYc9Z6cQtGCOTJ+1yayCFPfr4lsJs5ty5fB87lC4mun+DiZBj6h70Fh7glGR++JWF uVQ== X-Google-Smtp-Source: AGHT+IHN3C0clGDeOw5iQJ/Yam+lOWcCUo9IUlBTZxkkZ9QAegrhpgsWbf5H3zijlrub4dNFxpqCeg== X-Received: by 2002:a05:6102:50aa:b0:4bb:d062:436 with SMTP id ada2fe7eead31-4bbf1fbb722mr10132162137.0.1739507643517; Thu, 13 Feb 2025 20:34:03 -0800 (PST) Received: from localhost.localdomain ([38.44.237.182]) by smtp.gmail.com with ESMTPSA id a1e0cc1a2514c-868e857f2desm422800241.10.2025.02.13.20.34.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Feb 2025 20:34:03 -0800 (PST) From: Denzeel Oliva To: andi.shyti@kernel.org, broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, alim.akhtar@samsung.com, linux-spi@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Denzeel Oliva Subject: [PATCH v3 2/3] spi: s3c64xx: prioritize fifo-depth from DT over port_config Date: Fri, 14 Feb 2025 04:33:42 +0000 Message-Id: <20250214043343.263-3-wachiturroxd150@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250214043343.263-1-wachiturroxd150@gmail.com> References: <20250214043343.263-1-wachiturroxd150@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250213_203404_886089_4604D0EA X-CRM114-Status: GOOD ( 13.79 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Rearrange s3c64xx_spi_probe() to ensure that the 'fifo-depth' property from the device tree (DT) is always prioritized over the fallback values in port_config. Previously, if port_config had a fifo_depth value, it would override the DT property. This prevented DT from correctly setting the depth per node. This ensures flexibility for device tree configurations while keeping a safe fallback. Signed-off-by: Denzeel Oliva --- drivers/spi/spi-s3c64xx.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 389275dbc..dae63a105 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1283,11 +1283,13 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) if (ret) return ret; - if (sdd->port_conf->fifo_depth) - sdd->fifo_depth = sdd->port_conf->fifo_depth; - else if (of_property_read_u32(pdev->dev.of_node, "fifo-depth", - &sdd->fifo_depth)) - sdd->fifo_depth = FIFO_DEPTH(sdd); + if (of_property_read_u32(pdev->dev.of_node, "fifo-depth", + &sdd->fifo_depth)) { + if (sdd->port_conf->fifo_depth) + sdd->fifo_depth = sdd->port_conf->fifo_depth; + else + sdd->fifo_depth = FIFO_DEPTH(sdd); + } s3c64xx_spi_set_fifomask(sdd); From patchwork Fri Feb 14 04:33:43 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Denzeel Oliva X-Patchwork-Id: 13974460 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DE7B9C02198 for ; Fri, 14 Feb 2025 04:39:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=pABNnyGxDf0HWJPslows1Wypf0nJAcgv8KSSagBrIHM=; b=dSgpRPkEEgU1I/FDPr/nvEib0q SaYtwvzU6FBRwJH19nzlLIBPUngHYOKGLGrT4oc8f+6zQ5yTtoIelK7Z2Mdaf1CVYaLaSOo10NXG5 ecLHlhz17KZTlnxrfllF3yq7tMBpHiz+C1tXegcrZo3rfBGfpj0TffQOkj1sY/0mXbrQ99BntrN3c JxMJ1bzzy5isH1iM7LNiV7XnFLx24xUKBgT2S/wYDy9T1X92dQtdvSQ/gFHpz5IXQBxgKm2CF3KcS G/NGVYQkYoGcNtFFxUQR3obN7X4zdxe0E0PiPUEf0ROFJ2ebXj7+Hg11yJFJFgzr1eCP5JXPi5EQt UeSbZtKg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tinUO-0000000DcQ8-3Upy; Fri, 14 Feb 2025 04:39:44 +0000 Received: from mail-vs1-xe35.google.com ([2607:f8b0:4864:20::e35]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tinOy-0000000Dbmr-1njt for linux-arm-kernel@lists.infradead.org; Fri, 14 Feb 2025 04:34:09 +0000 Received: by mail-vs1-xe35.google.com with SMTP id ada2fe7eead31-4ba722d3916so497808137.2 for ; Thu, 13 Feb 2025 20:34:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1739507647; x=1740112447; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=pABNnyGxDf0HWJPslows1Wypf0nJAcgv8KSSagBrIHM=; b=nTR0T/ddu6DHne+eI9tcFvM5liiG4vwJHW0Cd5zMde//epKjOsx7H9Cvr2M5lhOqUk t8LTsY47oApkJp/QNaIFtyspL7QkduoX72aaN31X0lSoZukxvBiBlRq7AqejIh6hqzKp Hzn7FM5QkVNg6Mf9VoRzVEWYrUxB1Gylq06tSnB/ihKmZOz9kKsiIPlXm2m3HMEqMGOX AqXySyJUXfWwIYlTMh8y35QKH1tj5YARIyaFrDFsLwpC8QQuKkm6jRNwQOncTzhrWy0E T9879U8JJ1ie7ve9Xwueq/z4tqBZeyHnhYAayA8kmDoTKw+0IITMP3TSnMjmp7RHw3pQ 4rSA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739507647; x=1740112447; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=pABNnyGxDf0HWJPslows1Wypf0nJAcgv8KSSagBrIHM=; b=BHXQQZ3SLzpeEQLi1byjfNuuBcpa7wzPXjeZrXSWn7TmMEGKH41sGUoskn9/DCJ/77 iQ1R2a9TRZ/pUjC9o3lX5XB7Si4r6z53+ZhnmILcmZU585YvmsRJR1flP3UM1ekrldCD /0t2Kbdt3r90QJZZJzSf8w9S26leaY1kivzvIEzhdyauxRTBsi8W7NkKbR2/oxmfbtN7 jdpyLjAJidpIwWr8630MPb0fPAYRqzS+WYmrnCkaLZnc83GdVelJBQHEtMV7dLjIoKJR Hf5Pu/RumVo4HW7ADWNQadhCwGpZf7QwY+H2yUIPC7bwLaM5E2o/pPaU9nbc+/eRWRw6 QwNg== X-Forwarded-Encrypted: i=1; AJvYcCWP+KJ5A31uo+U+9zl4b1nLfCsuNNgNcdXCrfLT69k/QcwUx3x0uITZu7M/NDXfg6xfZ19KXdxRsjGpjt34By7m@lists.infradead.org X-Gm-Message-State: AOJu0Yz8q2zmjAD4qsI2nz67I5Py0BbSZPeR5uFTlZXJ3GGlM4IAoRHH KW1j2mCKzFiV3a5AwU85F+2vIBRplCKMZKqBrceRL/GiYgKvPOtH X-Gm-Gg: ASbGncsqgWgrhPfRA+Rlt6P0UqojfN/RD//7KjaRO7RN9Z/WGWk4vz4qP/sIdrkJoVq vnm1YuHE8JGBMaIZtGE0q1QIuCNdHzk+nMnRb1gs+3RezbdQre667vW5OKNefNCA/O2F/IMNNHb 9tgWv7CGGpUVffhIhlJg590gXqSUQIMvnjmE305E0UMqroRH9wG7lF5pnxMqSckb+gSK+zrU/CH o6viKHgoqMyRtCRAfM/5AObH8yNbn3fGTitDtRmumRouT0JGNaJ9sdjzdEbL/fQH32mtIW6KDlj nKI3FCiXP0SZnm/0or5sIpHdZnsTiTkt9WClS+TlRkqlEDQNoQaNfgz38Vw6NbuclJ9MEhl2AL3 heQ== X-Google-Smtp-Source: AGHT+IGYT0xEanrn1VszJ1wJSKytc/CMY4TaQR5OCqX/LZsid53fc32kk2bD91HzBNyw8KyfmgwniA== X-Received: by 2002:a05:6102:4191:b0:4bb:c24b:b623 with SMTP id ada2fe7eead31-4bbf568bd5amr8493930137.19.1739507647222; Thu, 13 Feb 2025 20:34:07 -0800 (PST) Received: from localhost.localdomain ([38.44.237.182]) by smtp.gmail.com with ESMTPSA id a1e0cc1a2514c-868e857f2desm422800241.10.2025.02.13.20.34.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Feb 2025 20:34:06 -0800 (PST) From: Denzeel Oliva To: andi.shyti@kernel.org, broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, alim.akhtar@samsung.com, linux-spi@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Denzeel Oliva Subject: [PATCH v3 3/3] spi: s3c64xx: add support exynos990-spi to new port config data Date: Fri, 14 Feb 2025 04:33:43 +0000 Message-Id: <20250214043343.263-4-wachiturroxd150@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250214043343.263-1-wachiturroxd150@gmail.com> References: <20250214043343.263-1-wachiturroxd150@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250213_203408_466082_EE08826C X-CRM114-Status: GOOD ( 15.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Exynos990 uses the same version of USI SPI (v2.1) as the GS101. Removed fifo_lvl_mask and rx_lvl_offset, and changed to the new data configuration port. The difference from other new port configuration data is that fifo_depth is only specified in fifo-depth in DT. Exynos 990 data for SPI: - The depth of the FIFO is not the same size on all nodes. A depth of 64 bytes is used on most nodes, while a depth of 256 bytes is used on 3 specific nodes (SPI 8/9/10). - The Exynos 990 only allows access to 32-bit registers. If access is attempted with a different size, an error interrupt is generated. Therefore, it is necessary to perform write accesses to registers in 32-bit blocks. Signed-off-by: Denzeel Oliva --- drivers/spi/spi-s3c64xx.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index dae63a105..88d751c69 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1588,6 +1588,20 @@ static const struct s3c64xx_spi_port_config exynos850_spi_port_config = { .quirks = S3C64XX_SPI_QUIRK_CS_AUTO, }; +static const struct s3c64xx_spi_port_config exynos990_spi_port_config = { + /* If not specified in DT, defaults to 64 */ + .fifo_depth = 64, + .rx_fifomask = S3C64XX_SPI_ST_RX_FIFO_RDY_V2, + .tx_fifomask = S3C64XX_SPI_ST_TX_FIFO_RDY_V2, + .tx_st_done = 25, + .clk_div = 4, + .high_speed = true, + .clk_from_cmu = true, + .has_loopback = true, + .use_32bit_io = true, + .quirks = S3C64XX_SPI_QUIRK_CS_AUTO, +}; + static const struct s3c64xx_spi_port_config exynosautov9_spi_port_config = { /* fifo_lvl_mask is deprecated. Use {rx, tx}_fifomask instead. */ .fifo_lvl_mask = { 0x1ff, 0x1ff, 0x7f, 0x7f, 0x7f, 0x7f, 0x1ff, 0x7f, @@ -1666,6 +1680,9 @@ static const struct of_device_id s3c64xx_spi_dt_match[] = { { .compatible = "samsung,exynos850-spi", .data = &exynos850_spi_port_config, }, + { .compatible = "samsung,exynos990-spi", + .data = &exynos990_spi_port_config, + }, { .compatible = "samsung,exynosautov9-spi", .data = &exynosautov9_spi_port_config, },