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[98.183.112.25]) by smtp.gmail.com with ESMTPSA id 5614622812f47-3e6325b0ac3sm2237573b6e.36.2024.10.29.12.08.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 29 Oct 2024 12:08:17 -0700 (PDT) Message-ID: <139a7fb4-124a-4d0e-b1a1-32f8d2fb65f2@baylibre.com> Date: Tue, 29 Oct 2024 14:08:15 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v9 0/8] iio: add support for the ad3552r AXI DAC IP To: Angelo Dureghello , Lars-Peter Clausen , Michael Hennerich , =?UTF-8?Q?Nuno_S=C3=A1?= , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Olivier Moysan Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Brown , Angelo Dureghello , Conor Dooley References: <20241028-wip-bl-ad3552r-axi-v0-iio-testing-v9-0-f6960b4f9719@kernel-space.org> Content-Language: en-US From: David Lechner In-Reply-To: <20241028-wip-bl-ad3552r-axi-v0-iio-testing-v9-0-f6960b4f9719@kernel-space.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/28/24 4:45 PM, Angelo Dureghello wrote: > Purpose is to add ad3552r AXI DAC (fpga-based) support. > > The "ad3552r" AXI IP, a variant of the generic "DAC" AXI IP, > has been created to reach the maximum speed (33MUPS) supported > from the ad3552r. To obtain the maximum transfer rate, a custom > IP core module has been implemented with a QSPI interface with > DDR (Double Data Rate) mode. > > The design is actually using the DAC backend since the register > map is the same of the generic DAC IP, except for some customized > bitfields. For this reason, a new "compatible" has been added > in adi-axi-dac.c. > > Also, backend has been extended with all the needed functions > for this use case, keeping the names gneric. > > The following patch is actually applying to linux-iio/testing. > > --- Reviewed-by: David Lechner