From patchwork Mon Sep 9 15:40:51 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 2862081 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 102C2BF440 for ; Mon, 9 Sep 2013 15:43:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id ACAC0203E3 for ; Mon, 9 Sep 2013 15:43:35 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5078020455 for ; Mon, 9 Sep 2013 15:43:34 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VJ3bB-0002br-0E; Mon, 09 Sep 2013 15:41:58 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VJ3af-0001iZ-A8; Mon, 09 Sep 2013 15:41:25 +0000 Received: from mail-lb0-f180.google.com ([209.85.217.180]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VJ3aX-0001eo-4x for linux-arm-kernel@lists.infradead.org; Mon, 09 Sep 2013 15:41:18 +0000 Received: by mail-lb0-f180.google.com with SMTP id q8so5095582lbi.39 for ; Mon, 09 Sep 2013 08:40:55 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=5dUU++XIlP1xBxJgP4fxvGZUGxJ+B6LUn8gTMRuRYA8=; b=fi+MLQjpWVz3nEp0tMzWUpNGRkFWwv5BMbP+f/zfWyc4VfA3KlwDrFAkodcWM1dMTz eN6gwlCMIGJSUiPZ5sIDB15GXRbQBSgkAs2ORyU4iZDz2CdObzhl6GnD6nngSpXtpYIe UPEK8kUlIr931+iWcDu0ysfl2c6hYNZHe9XnNXX3hz3ZNhfE2AS/SFcxi40vj0KhIm+p dX/rmSQkmM0F5MgHXckNJb/JdMmOawAX+r+i4IdhlB71sUvgxdifc6AVB38vmgG8gH05 C3oDIVli4mAiTDHxicDSPWt3WqPrR7cuZLyfcrbr9O2I6D2sVrE02KN3qK7a/xQVpLi/ pqew== X-Gm-Message-State: ALoCoQnM/gm10+I+wVVUzbuHPg8654+wVcaP2G95HJsi1cAVkQFP9PrpAT5QP4Dg301S57b0m8C4 X-Received: by 10.152.45.106 with SMTP id l10mr17250148lam.12.1378741254989; Mon, 09 Sep 2013 08:40:54 -0700 (PDT) Received: from localhost.localdomain ([85.235.11.236]) by mx.google.com with ESMTPSA id k6sm6681416lae.9.1969.12.31.16.00.00 (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Mon, 09 Sep 2013 08:40:54 -0700 (PDT) From: Linus Walleij To: linux-gpio@vger.kernel.org, Lennert Buytenhek , Dan Williams , Mikael Pettersson Subject: [PATCH 5/8] ARM: plat-iop: remove custom complex GPIO implementation Date: Mon, 9 Sep 2013 17:40:51 +0200 Message-Id: <1378741251-13032-1-git-send-email-linus.walleij@linaro.org> X-Mailer: git-send-email 1.8.3.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130909_114117_362905_7374B2EA X-CRM114-Status: GOOD ( 11.76 ) X-Spam-Score: -2.6 (--) Cc: Linus Walleij , Alexandre Courbot , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The kernel will now only use gpiolib to access GPIOs, so remove the complex GPIO flag and the custom implementation. Cc: Lennert Buytenhek Cc: Dan Williams Cc: Mikael Pettersson Signed-off-by: Linus Walleij --- arch/arm/include/asm/hardware/iop3xx-gpio.h | 43 ----------------------------- arch/arm/include/asm/hardware/iop3xx.h | 3 -- drivers/gpio/gpio-iop.c | 9 ++---- 3 files changed, 3 insertions(+), 52 deletions(-) diff --git a/arch/arm/include/asm/hardware/iop3xx-gpio.h b/arch/arm/include/asm/hardware/iop3xx-gpio.h index 9eda7dc..e2a0970 100644 --- a/arch/arm/include/asm/hardware/iop3xx-gpio.h +++ b/arch/arm/include/asm/hardware/iop3xx-gpio.h @@ -28,48 +28,5 @@ #include #include -#define __ARM_GPIOLIB_COMPLEX - -#define IOP3XX_N_GPIOS 8 - -static inline int gpio_get_value(unsigned gpio) -{ - if (gpio > IOP3XX_N_GPIOS) - return __gpio_get_value(gpio); - - return gpio_line_get(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - if (gpio > IOP3XX_N_GPIOS) { - __gpio_set_value(gpio, value); - return; - } - gpio_line_set(gpio, value); -} - -static inline int gpio_cansleep(unsigned gpio) -{ - if (gpio < IOP3XX_N_GPIOS) - return 0; - else - return __gpio_cansleep(gpio); -} - -/* - * The GPIOs are not generating any interrupt - * Note : manuals are not clear about this - */ -static inline int gpio_to_irq(int gpio) -{ - return -EINVAL; -} - -static inline int irq_to_gpio(int gpio) -{ - return -EINVAL; -} - #endif diff --git a/arch/arm/include/asm/hardware/iop3xx.h b/arch/arm/include/asm/hardware/iop3xx.h index 423744b..6af9c28 100644 --- a/arch/arm/include/asm/hardware/iop3xx.h +++ b/arch/arm/include/asm/hardware/iop3xx.h @@ -25,9 +25,6 @@ #define IOP3XX_GPIO_LINE(x) (x) #ifndef __ASSEMBLY__ -extern void gpio_line_config(int line, int direction); -extern int gpio_line_get(int line); -extern void gpio_line_set(int line, int value); extern int init_atu; extern int iop3xx_get_init_atu(void); #endif diff --git a/drivers/gpio/gpio-iop.c b/drivers/gpio/gpio-iop.c index d4a170d..17cc701 100644 --- a/drivers/gpio/gpio-iop.c +++ b/drivers/gpio/gpio-iop.c @@ -19,7 +19,7 @@ #define IOP3XX_N_GPIOS 8 -void gpio_line_config(int line, int direction) +static void gpio_line_config(int line, int direction) { unsigned long flags; @@ -31,15 +31,13 @@ void gpio_line_config(int line, int direction) } local_irq_restore(flags); } -EXPORT_SYMBOL(gpio_line_config); -int gpio_line_get(int line) +static int gpio_line_get(int line) { return !!(*IOP3XX_GPID & (1 << line)); } -EXPORT_SYMBOL(gpio_line_get); -void gpio_line_set(int line, int value) +static void gpio_line_set(int line, int value) { unsigned long flags; @@ -51,7 +49,6 @@ void gpio_line_set(int line, int value) } local_irq_restore(flags); } -EXPORT_SYMBOL(gpio_line_set); static int iop3xx_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) {