From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg Kroah-Hartman Subject: [PATCH 4.13 21/33] MIPS: AR7: Ensure that serial ports are properly set up Date: Mon, 13 Nov 2017 13:56:42 +0100 Message-ID: <20171113125613.149618450@linuxfoundation.org> References: <20171113125611.096767733@linuxfoundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <20171113125611.096767733@linuxfoundation.org> Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Oswald Buddenhagen , Jonas Gorski , Florian Fainelli , Ralf Baechle , Yoshihiro YUNOMAE , Nicolas Schichan , linux-mips@linux-mips.org, linux-serial@vger.kernel.org, James Hogan List-Id: linux-serial@vger.kernel.org 4.13-stable review patch. If anyone has any objections, please let me know. ------------------ From: Oswald Buddenhagen commit b084116f8587b222a2c5ef6dcd846f40f24b9420 upstream. Without UPF_FIXED_TYPE, the data from the PORT_AR7 uart_config entry is never copied, resulting in a dead port. Fixes: 154615d55459 ("MIPS: AR7: Use correct UART port type") Signed-off-by: Oswald Buddenhagen [jonas.gorski: add Fixes tag] Signed-off-by: Jonas Gorski Reviewed-by: Florian Fainelli Cc: Ralf Baechle Cc: Greg Kroah-Hartman Cc: Yoshihiro YUNOMAE Cc: Nicolas Schichan Cc: Oswald Buddenhagen Cc: linux-mips@linux-mips.org Cc: linux-serial@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/17543/ Signed-off-by: James Hogan Signed-off-by: Greg Kroah-Hartman --- arch/mips/ar7/platform.c | 1 + 1 file changed, 1 insertion(+) --- a/arch/mips/ar7/platform.c +++ b/arch/mips/ar7/platform.c @@ -575,6 +575,7 @@ static int __init ar7_register_uarts(voi uart_port.type = PORT_AR7; uart_port.uartclk = clk_get_rate(bus_clk) / 2; uart_port.iotype = UPIO_MEM32; + uart_port.flags = UPF_FIXED_TYPE; uart_port.regshift = 2; uart_port.line = 0;