From mboxrd@z Thu Jan 1 00:00:00 1970 From: sbabic at denx.de Date: Sat, 16 Feb 2019 10:35:57 +0000 (UTC) Subject: [U-Boot] [U-Boot, v1, 2/3] imx: serial_mxc: disable ri and dcd irq in dte mode In-Reply-To: <20190201150451.4818-3-marcel@ziswiler.com> Marcel Ziswiler , Max Krummenacher Message-ID: <20190216104559.C6EBDC21EC2@lists.denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de > From: Max Krummenacher > If the UART is used in DTE mode the RI and DCD bits in UCR3 become > irq enable bits. Both are set to enabled after reset and both likely > are pending. > Disable the bits to prevent an interrupt storm when Linux enables > the UART interrupts. > Signed-off-by: Max Krummenacher > Signed-off-by: Marcel Ziswiler Applied to u-boot-imx, master, thanks ! Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de =====================================================================