From nobody Tue Oct 7 14:48:37 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB2AB7FD; Wed, 9 Jul 2025 02:16:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752027405; cv=none; b=NrknK7qUXs8q9KedfdC6Hw5euEv4oaDOnSeswks+25soNR+V2ieaMHvYpUg8dFG3QSepeiyVXn64lp0Nze9gBQ4PQW2SassYZQRjlgLHosif4Xyo83FuJiTdWVJ/TKOfYH+7zIvOjnwssEx+yvT5g9u6bfoEDscA0gri9sY0Jt8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752027405; c=relaxed/simple; bh=W34gJZJ0Sfv42p0qrt0l9Q2E2RvLRp6jugQiTNTywbQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=KS88aDEFcyGMmXjf2qbgBrGn8jciT13M8nqJTdU6O0AJ7knFsXiBouoitufFD+hgNHvcwymJ0Ky1MvyMIQ9IqLAivm12riXpeAbu/QViBjAZ0/WEzOKLJ9gnKGBe87sl2K99l2etq+pFxVfBmFR4QsSSHfeErTxvjeDac0HPCfE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NYuBtwUR; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="NYuBtwUR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 73F00C4CEED; Wed, 9 Jul 2025 02:16:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752027404; bh=W34gJZJ0Sfv42p0qrt0l9Q2E2RvLRp6jugQiTNTywbQ=; h=From:To:Cc:Subject:Date:From; b=NYuBtwURYidvFrxE2AGzKqfUZEwQg0sXZHw9tBkUQqrEGAg5kj/AB3C8AlscQh32C Gg53ryOb/isxZK9bck+A3vH+ri0b6mZWiroR5GCMknrmp9Ejnge7Cq7iW1rOsaj8TM 3vIvhYp6t0TEMpwfhq22KtJmK1xOA1Bo3VUFiQkCSUUBmjUlwBTRJEWtEX46peQHoe As7yzZWmW24q4FB5mE7Lm0QvRCGAce5DJwHDMyEm1pqXeUHEwsIZSdxShKj1RKfA1U 3o7GLzCue1reKRq2PTYr1wl4zfIpZ53k1Y1kqOvFR6f0dvkgnlMlx6rsXoYxsJ+pag +GMqZeG2WrOyw== From: "Rob Herring (Arm)" To: Mark Brown , Maxime Coquelin , Alexandre Torgue Cc: linux-spi@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] spi: stm32-ospi: Use of_reserved_mem_region_to_resource() for "memory-region" Date: Tue, 8 Jul 2025 21:16:37 -0500 Message-ID: <20250709021638.2047365-1-robh@kernel.org> X-Mailer: git-send-email 2.47.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Use the newly added of_reserved_mem_region_to_resource() function to handle "memory-region" properties. Signed-off-by: Rob Herring (Arm) --- v2: - Fix unused variable warnings --- drivers/spi/spi-stm32-ospi.c | 20 +++++++------------- 1 file changed, 7 insertions(+), 13 deletions(-) diff --git a/drivers/spi/spi-stm32-ospi.c b/drivers/spi/spi-stm32-ospi.c index 7c1fa55fbc47..4753e02a7d2f 100644 --- a/drivers/spi/spi-stm32-ospi.c +++ b/drivers/spi/spi-stm32-ospi.c @@ -771,9 +771,7 @@ static int stm32_ospi_get_resources(struct platform_dev= ice *pdev) { struct device *dev =3D &pdev->dev; struct stm32_ospi *ospi =3D platform_get_drvdata(pdev); - struct resource *res; - struct reserved_mem *rmem =3D NULL; - struct device_node *node; + struct resource *res, _res; int ret; =20 ospi->regs_base =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); @@ -825,17 +823,13 @@ static int stm32_ospi_get_resources(struct platform_d= evice *pdev) goto err_dma; } =20 - node =3D of_parse_phandle(dev->of_node, "memory-region", 0); - if (node) - rmem =3D of_reserved_mem_lookup(node); - of_node_put(node); - - if (rmem) { - ospi->mm_size =3D rmem->size; - ospi->mm_base =3D devm_ioremap(dev, rmem->base, rmem->size); + res =3D &_res; + ret =3D of_reserved_mem_region_to_resource(dev->of_node, 0, res); + if (!ret) { + ospi->mm_size =3D resource_size(res); + ospi->mm_base =3D devm_ioremap_resource(dev, res); if (!ospi->mm_base) { - dev_err(dev, "unable to map memory region: %pa+%pa\n", - &rmem->base, &rmem->size); + dev_err(dev, "unable to map memory region: %pR\n", res); ret =3D -ENOMEM; goto err_dma; } --=20 2.47.2