From patchwork Fri Mar 8 17:18:24 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Th=C3=A9o_Lebrun?= X-Patchwork-Id: 779277 Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [217.70.183.198]) (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 2DD1657884; Fri, 8 Mar 2024 17:18:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.198 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709918312; cv=none; b=H4+7M4g9MUAsmPBD492aKb+Zcw5fLucGRgknpzM7rDKeFZGkWykVGN/aoFbNc8MiaHIyLEOdwMJsn7JQz4tVojcto6Z3y9jjgu86JWAktWUDi+Ntc3Cwk1P8It5domCZIII7NaxGqVfiXD7Jy+YnXSECUQJ53/H0wSBrvl2BbCw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709918312; c=relaxed/simple; bh=E0t6bF/4dRoh6j8qffNxazRcYBw8oIfU33XsZM5uMLM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=utl/uF4EO7/1uEpps7YZ3DNYz2PXedbTqYIeffxulKn71qkdTpjibNaIxi91FJaQY1FttLiKLPWbRc64vsafUVeSWr+rn9irzMcKd1GzOPacTNcxIuUKirCNFEugPupSbfC62uTGVKrjKuXb5L1j9+2z74MW9VKWNRsoVFIzCt4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=X9aVg9/q; arc=none smtp.client-ip=217.70.183.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="X9aVg9/q" Received: by mail.gandi.net (Postfix) with ESMTPSA id 03FD3C000E; Fri, 8 Mar 2024 17:18:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1709918303; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OGb9e89q1LiUktbIoiZeA2KMG4e+G1lEPOW1m5KfN4U=; b=X9aVg9/qhraKN94VDBDlfhLYjXH67Q+YJ6LtY368WNqu1tKWcWUHk/XN7rP75AlNcvAd5h 9zHJPH89XoFQm+gbwb6wNY9n43mUhI2y4BpX4RaSq14SwDWQSfQFCTFPsX6xdOqd62j6Bj VTtBm/3VhnuECzWOnV+Irf1YV9kgF2zWrmjaF7uklybXJBkCTl2vn3X58wOruAprKQfloi 1ShWi8uuDvxE7tcAxyiF/fVxhn4QMZILWZVBvkWtsrFvo9o1FXdqzL80tn+f62xfnUM5xV O8jxlL+j+WbCcjtEULFuKDAeaMF5XPQ/Z5skpk3u+M5VGgwlS3RSKMKWzZeMPg== From: =?utf-8?q?Th=C3=A9o_Lebrun?= Date: Fri, 08 Mar 2024 18:18:24 +0100 Subject: [PATCH 09/11] spi: cadence-qspi: add mobileye,eyeq5-ospi compatible Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240308-cdns-qspi-mbly-v1-9-a503856dd205@bootlin.com> References: <20240308-cdns-qspi-mbly-v1-0-a503856dd205@bootlin.com> In-Reply-To: <20240308-cdns-qspi-mbly-v1-0-a503856dd205@bootlin.com> To: Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vaishnav Achath , Thomas Bogendoerfer Cc: linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, Vladimir Kondratiev , Gregory CLEMENT , Thomas Petazzoni , Tawfik Bayouk , =?utf-8?q?Th=C3=A9o_Lebrun?= X-Mailer: b4 0.13.0 X-GND-Sasl: theo.lebrun@bootlin.com Declare a new mobileye,eyeq5-ospi compatible. Exploit quirk flags: detect FIFO depth through SRAMPARTITION register; avoid IRQs during read operations. Signed-off-by: Théo Lebrun --- drivers/spi/spi-cadence-quadspi.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index 2ad9c736f85f..046388cacc66 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -2060,6 +2060,13 @@ static const struct cqspi_driver_platdata pensando_cdns_qspi = { .quirks = CQSPI_NEEDS_APB_AHB_HAZARD_WAR | CQSPI_DISABLE_DAC_MODE, }; +static const struct cqspi_driver_platdata mobileye_eyeq5_ospi = { + .hwcaps_mask = CQSPI_SUPPORTS_OCTAL, + .quirks = CQSPI_DISABLE_DAC_MODE | CQSPI_NO_SUPPORT_WR_COMPLETION | + CQSPI_DETECT_FIFO_DEPTH | CQSPI_RD_NO_IRQ | + CQSPI_BUSYWAIT_EARLY, +}; + static const struct of_device_id cqspi_dt_ids[] = { { .compatible = "cdns,qspi-nor", @@ -2093,6 +2100,10 @@ static const struct of_device_id cqspi_dt_ids[] = { .compatible = "amd,pensando-elba-qspi", .data = &pensando_cdns_qspi, }, + { + .compatible = "mobileye,eyeq5-ospi", + .data = &mobileye_eyeq5_ospi, + }, { /* end of table */ } };