From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1SxII2-0005g9-Le for barebox@lists.infradead.org; Fri, 03 Aug 2012 13:51:44 +0000 Date: Fri, 3 Aug 2012 15:51:40 +0200 From: Sascha Hauer Message-ID: <20120803135140.GS1451@pengutronix.de> References: <501BA13A.30605@calao-systems.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <501BA13A.30605@calao-systems.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] Enable pull-up on Rx serial ports for the CALAO MB-QIL-A9260 To: gregory hermant Cc: barebox@lists.infradead.org On Fri, Aug 03, 2012 at 12:00:26PM +0200, gregory hermant wrote: > This patch prevents to stop the autoboot randomly for the CALAO MB-QIL-A9260. > Indeed on this board, there's no pull-up on the RX inputs for the DBGU, COM1 & COM2 serial port. > With pull-up enabled, there's no longer unwanted character received from these console (CONFIG_CONSOLE_ACTIVATE_ALL=y). > > Signed-off-by: Gregory Hermant Applied, thanks Sascha > --- > arch/arm/boards/qil-a9260/init.c | 6 ++++++ > 1 files changed, 6 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/boards/qil-a9260/init.c b/arch/arm/boards/qil-a9260/init.c > index 305d733..b43cace 100644 > --- a/arch/arm/boards/qil-a9260/init.c > +++ b/arch/arm/boards/qil-a9260/init.c > @@ -196,11 +196,17 @@ device_initcall(qil_a9260_devices_init); > static int qil_a9260_console_init(void) > { > at91_register_uart(0, 0); > + at91_set_A_periph(AT91_PIN_PB14, 1); /* Enable pull-up on DRXD */ > + > at91_register_uart(1, ATMEL_UART_CTS | ATMEL_UART_RTS > | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD > | ATMEL_UART_RI); > + > at91_register_uart(2, ATMEL_UART_CTS | ATMEL_UART_RTS); > + at91_set_A_periph(AT91_PIN_PB7, 1); /* Enable pull-up on RXD1 */ > + > at91_register_uart(3, ATMEL_UART_CTS | ATMEL_UART_RTS); > + at91_set_A_periph(AT91_PIN_PB9, 1); /* Enable pull-up on RXD2 */ > > return 0; > } > -- > 1.5.6.3 > > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox