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Fri, 03 Apr 2020 05:08:37 -0700 (PDT) Received: from kozik-lap ([194.230.155.125]) by smtp.googlemail.com with ESMTPSA id y3sm1608850ejo.27.2020.04.03.05.08.32 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 03 Apr 2020 05:08:36 -0700 (PDT) Date: Fri, 3 Apr 2020 14:08:28 +0200 From: Krzysztof Kozlowski To: Greg KH Subject: Re: [PATCH v4] tty: samsung_tty: 32-bit access for TX/RX hold registers Message-ID: <20200403120828.GA30617@kozik-lap> References: <20200401082721.19431-1-hyunki00.koo@samsung.com> <20200403111511.10598-1-hyunki00.koo@samsung.com> <20200403114237.GA3797881@kroah.com> <20200403115313.GA29484@kozik-lap> <20200403115715.GA3846995@kroah.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200403115715.GA3846995@kroah.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200403_050838_936687_730CD454 X-CRM114-Status: GOOD ( 13.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Kukjin Kim , Hyunki Koo , linux-serial@vger.kernel.org, Jiri Slaby , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Apr 03, 2020 at 01:57:15PM +0200, Greg KH wrote: > > > If the property is not there, the type will be uninitialized and no > > > warning will be spit out, are you sure you want to do that? > > > > The default value from initial ourport will be used, which is UPIO_MEM. > > This way it is backward compatible. > > Where is iotype set to UPIO_MEM as a default? Here: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/tty/serial/samsung_tty.c?h=v5.6#n1626 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/tty/serial/samsung_tty.c?h=v5.6#n1989 Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel