From patchwork Sat Sep 29 00:31:06 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 187951 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 204E42C00D0 for ; Sat, 29 Sep 2012 10:38:23 +1000 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 83755282DF; Sat, 29 Sep 2012 02:38:11 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id SZXKdluH4vGd; Sat, 29 Sep 2012 02:38:11 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id CFE3F281D3; Sat, 29 Sep 2012 02:35:52 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 96D2028122 for ; Sat, 29 Sep 2012 02:32:16 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ljire6FnTsu0 for ; Sat, 29 Sep 2012 02:32:16 +0200 (CEST) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.10]) by theia.denx.de (Postfix) with ESMTPS id B6A1F28139 for ; Sat, 29 Sep 2012 02:31:49 +0200 (CEST) Received: from frontend1.mail.m-online.net (frontend1.mail.intern.m-online.net [192.168.8.180]) by mail-out.m-online.net (Postfix) with ESMTP id 3XT9g93CQ8z3hhrT; Sat, 29 Sep 2012 02:31:49 +0200 (CEST) X-Auth-Info: 8rosuWSvMJSScKQapF8d2Z9dpT4CEUGmmPNbrd02lbM= Received: from mashiro.lan (unknown [195.140.253.167]) by smtp-auth.mnet-online.de (Postfix) with ESMTPA id 3XT9g91wKszbbmY; Sat, 29 Sep 2012 02:31:49 +0200 (CEST) From: Marek Vasut To: u-boot@lists.denx.de Date: Sat, 29 Sep 2012 02:31:06 +0200 Message-Id: <1348878687-14194-50-git-send-email-marex@denx.de> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1348878687-14194-1-git-send-email-marex@denx.de> References: <1347837696-3192-1-git-send-email-marex@denx.de> <1348878687-14194-1-git-send-email-marex@denx.de> Cc: Marek Vasut , Tom Rini Subject: [U-Boot] [PATCH 49/70] serial: arm: Implement CONFIG_SERIAL_MULTI into clps7111 serial driver X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de Implement support for CONFIG_SERIAL_MULTI into clps7111 serial driver. This driver was so far only usable directly, but this patch also adds support for the multi method. This allows using more than one serial driver alongside the clps7111 driver. Also, add a weak implementation of default_serial_console() returning this driver. Signed-off-by: Marek Vasut Cc: Marek Vasut Cc: Tom Rini --- common/serial.c | 2 ++ drivers/serial/serial_clps7111.c | 66 ++++++++++++++++++++++++++++++++++---- 2 files changed, 61 insertions(+), 7 deletions(-) diff --git a/common/serial.c b/common/serial.c index a7a3234..4471262 100644 --- a/common/serial.c +++ b/common/serial.c @@ -79,6 +79,7 @@ serial_initfunc(oc_serial_initialize); serial_initfunc(s3c4510b_serial_initialize); serial_initfunc(s3c64xx_serial_initialize); serial_initfunc(sandbox_serial_initialize); +serial_initfunc(clps7111_serial_initialize); void serial_register(struct serial_device *dev) { @@ -136,6 +137,7 @@ void serial_initialize(void) s3c4510b_serial_initialize(); s3c64xx_serial_initialize(); sandbox_serial_initialize(); + clps7111_serial_initialize(); serial_assign(default_serial_console()->name); } diff --git a/drivers/serial/serial_clps7111.c b/drivers/serial/serial_clps7111.c index a6aecad..e1bed90 100644 --- a/drivers/serial/serial_clps7111.c +++ b/drivers/serial/serial_clps7111.c @@ -33,7 +33,7 @@ DECLARE_GLOBAL_DATA_PTR; -void serial_setbrg (void) +static void clps7111_serial_setbrg(void) { unsigned int reg = 0; @@ -63,7 +63,7 @@ void serial_setbrg (void) * are always 8 data bits, no parity, 1 stop bit, no start bits. * */ -int serial_init (void) +static int clps7111_serial_init(void) { serial_setbrg (); @@ -74,7 +74,7 @@ int serial_init (void) /* * Output a single byte to the serial port. */ -void serial_putc (const char c) +static void clps7111_serial_putc(const char c) { int tmo; @@ -95,7 +95,7 @@ void serial_putc (const char c) * otherwise. When the function is succesfull, the character read is * written into its argument c. */ -int serial_tstc (void) +static int clps7111_serial_tstc(void) { return !(IO_SYSFLG1 & SYSFLG1_URXFE); } @@ -105,17 +105,69 @@ int serial_tstc (void) * otherwise. When the function is succesfull, the character read is * written into its argument c. */ -int serial_getc (void) +static int clps7111_serial_getc(void) { while (IO_SYSFLG1 & SYSFLG1_URXFE); return IO_UARTDR1 & 0xff; } -void -serial_puts (const char *s) +static void clps7111_serial_puts(const char *s) { while (*s) { serial_putc (*s++); } } + +#ifdef CONFIG_SERIAL_MULTI +static struct serial_device clps7111_serial_drv = { + .name = "clps7111_serial", + .start = clps7111_serial_init, + .stop = NULL, + .setbrg = clps7111_serial_setbrg, + .putc = clps7111_serial_putc, + .puts = clps7111_serial_puts, + .getc = clps7111_serial_getc, + .tstc = clps7111_serial_tstc, +}; + +void clps7111_serial_initialize(void) +{ + serial_register(&clps7111_serial_drv); +} + +__weak struct serial_device *default_serial_console(void) +{ + return &clps7111_serial_drv; +} +#else +int serial_init(void) +{ + return clps7111_serial_init(); +} + +void serial_setbrg(void) +{ + clps7111_serial_setbrg(); +} + +void serial_putc(const char c) +{ + clps7111_serial_putc(c); +} + +void serial_puts(const char *s) +{ + clps7111_serial_puts(s); +} + +int serial_getc(void) +{ + return clps7111_serial_getc(); +} + +int serial_tstc(void) +{ + return clps7111_serial_tstc(); +} +#endif