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Thu, 13 Feb 2025 21:16:19 -0800 (PST) Received: from droid-r8s ([38.44.237.182]) by smtp.gmail.com with ESMTPSA id 71dfb90a1353d-5207aa3ffa9sm459940e0c.8.2025.02.13.21.16.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Feb 2025 21:16:18 -0800 (PST) Date: Fri, 14 Feb 2025 05:16:11 +0000 From: Denzeel Oliva To: Tudor Ambarus Cc: alim.akhtar@samsung.com, conor+dt@kernel.org, devicetree@vger.kernel.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, krzk+dt@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org, robh@kernel.org, semen.protsenko@linaro.org, wachiturroxd150@gmail.com Subject: Re: [PATCH v1 2/3] dt-bindings: serial: samsung: add Exynos990 compatible Message-ID: References: <20250212234034.284-1-wachiturroxd150@gmail.com> <20250212234034.284-3-wachiturroxd150@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250213_211620_597928_877DE48F X-CRM114-Status: UNSURE ( 8.31 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Feb 13, 2025 at 07:20:22AM +0000, Tudor Ambarus wrote: > doesn't the 32 bit register restriction apply to uart as it applies to > SPI? If so, you shall probably fallback to gs101. Of course not, downstream of the UART serial driver there is nothing specified about 32-bit access restriction, nothing explicitly in the driver. [0] https://github.com/pascua28/android_kernel_samsung_s20fe/blob/3be539e9cd22b89ba3cc8282945a0c46ff27341d/drivers/tty/serial/samsung.c#L1543