From patchwork Wed Jun 11 11:07:47 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 895742 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 B5118625; Wed, 11 Jun 2025 11:08:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749640082; cv=none; b=G+Gh0dFt3CQh0n85NtfHxxyeTe0goGhhLGH2byXda4FBMxmrNYxTmpN/XCHAhWLZKiGwhrjIle+NoSICRzaVnlXLBJ3zwCkag8eUpN08DFNLzhhM5k3/9O9yq19lTz9UNhKzIrvZGwiMGWE2ngo/5jiPX2rEFQrLpRl0kDyaJUY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749640082; c=relaxed/simple; bh=AZdbARWOeCnWEmDLRenfjc1WfkYQIODwwqhvNjwz+1E=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KOVwrpjkrT4jtbTwI6o0HMs6+nZVr2orfjGSMLJwdEhfJaYs6hKkkNBTOPabjdru/5GPR8Lj43Q9W9YcPE/uQpdjRgs4YCQn7FEpp+RkE4mC9pitZtNfYf0132K5S3lQI0bzNr2U6UexB+b+RlbpGbA5yI4kWaX0fBGJX1tNLWg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=XdjLxKY0; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="XdjLxKY0" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1749640079; bh=AZdbARWOeCnWEmDLRenfjc1WfkYQIODwwqhvNjwz+1E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XdjLxKY0sG7cDYnt0erdLwjdWYFThlRyNe8Kw9epJBHnh2JDpFMKGQsRZvEPOohbV F1/wOcCO4xTNDc7QXvaPtexs6N06xcBb1mM09nzKw7i/N2LuBkjf9sdvFPZJZKK2ls O1jHlKDESpQhctlMnkcpz/lwAQXEAokeLtb5mLgDJX/qgnxfr4TYwe2l2xAlHVk18C 763RrlGtjPU8NsRr7F/jZJI6bS8ofnmpM4ckuneBdxBMy2CnaMC3zQrb917RSFirGM +11bO/Wp/IFo2n71qED+vHYZiR4qzmvJmmLNWyYxxrinVUdT051Epw8VHtD7FKg8TX afy45P7Z/Qowg== Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id 4E27017E0F66; Wed, 11 Jun 2025 13:07:58 +0200 (CEST) From: AngeloGioacchino Del Regno To: broonie@kernel.org Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, leilk.liu@mediatek.com, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com Subject: [PATCH 2/2] spi: spi-mt65xx: Add support for MT6991 Dimensity 9400 SPI IPM Date: Wed, 11 Jun 2025 13:07:47 +0200 Message-ID: <20250611110747.458090-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250611110747.458090-1-angelogioacchino.delregno@collabora.com> References: <20250611110747.458090-1-angelogioacchino.delregno@collabora.com> Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add support for the SPI IPM controller found in the MediaTek Dimensity 9400 (MT6991) SoC. As a note, this is the same SPI IPM Controller IP found on the MT8196 Kompanio counterpart. Signed-off-by: AngeloGioacchino Del Regno --- drivers/spi/spi-mt65xx.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index 4b0a1c0db041..a6032d44771b 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -220,6 +220,14 @@ static const struct mtk_spi_compatible mt6893_compat = { .no_need_unprepare = true, }; +static const struct mtk_spi_compatible mt6991_compat = { + .need_pad_sel = true, + .must_tx = true, + .enhance_timing = true, + .dma_ext = true, + .ipm_design = true, +}; + /* * A piece of default chip info unless the platform * supplies it. @@ -245,6 +253,9 @@ static const struct of_device_id mtk_spi_of_match[] = { { .compatible = "mediatek,mt6765-spi", .data = (void *)&mt6765_compat, }, + { .compatible = "mediatek,mt6991-spi", + .data = (void *)&mt6991_compat, + }, { .compatible = "mediatek,mt7622-spi", .data = (void *)&mt7622_compat, },