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Fri, 01 Aug 2025 05:11:47 -0700 (PDT) Message-ID: <8bc1a3c6-b7e0-4256-93ef-57b7b6a41d94@gmail.com> Date: Fri, 1 Aug 2025 15:11:46 +0300 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 2/2] arm64: defconfig: enable i.MX AIPSTZ driver To: Alexander Stein , Shawn Guo , Catalin Marinas , Will Deacon , Sascha Hauer , Mark Brown , Fabio Estevam Cc: Pengutronix Kernel Team , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev References: <20250707234628.164151-1-laurentiumihalcea111@gmail.com> <20250707234628.164151-3-laurentiumihalcea111@gmail.com> <3894475.kQq0lBPeGt@steina-w> Content-Language: en-US From: Laurentiu Mihalcea In-Reply-To: <3894475.kQq0lBPeGt@steina-w> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 7/8/2025 8:42 AM, Alexander Stein wrote: > Hi, > > Am Dienstag, 8. Juli 2025, 01:46:28 CEST schrieb Laurentiu Mihalcea: >> From: Laurentiu Mihalcea >> >> Enable the config (CONFIG_IMX_AIPSTZ) for the i.MX AIPSTZ driver, which >> is required for platforms using the AIPSTZ bridge (e.g. i.MX8MP). >> >> Signed-off-by: Laurentiu Mihalcea >> --- >> arch/arm64/configs/defconfig | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig >> index 739b19302865..4d7a60444bf5 100644 >> --- a/arch/arm64/configs/defconfig >> +++ b/arch/arm64/configs/defconfig >> @@ -262,6 +262,7 @@ CONFIG_GOOGLE_FIRMWARE=y >> CONFIG_GOOGLE_CBMEM=m >> CONFIG_GOOGLE_COREBOOT_TABLE=m >> CONFIG_EFI_CAPSULE_LOADER=y >> +CONFIG_IMX_AIPSTZ=y > Why not =m? well, the thought process here was that since the audio block control driver (i.e.: clk-imx8mp-audiomix.c) is compiled as built-in (CONFIG_CLK_IMX8MP=y) we'd want to have the bridge as built-in too so as to not defer the probe of the clock provider and its consumers (in case there's any compiled as built-in). however, the bridge driver could have just as well been compiled as a module so any of the two approaches is fine with me. > > Best regards > Alexander > >> CONFIG_IMX_SCU=y >> CONFIG_QCOM_TZMEM_MODE_SHMBRIDGE=y >> CONFIG_QCOM_QSEECOM=y >> >