From patchwork Fri Jul 1 09:46:57 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tarun Kanti DebBarma X-Patchwork-Id: 935402 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p619lPm9018825 for ; Fri, 1 Jul 2011 09:47:25 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755646Ab1GAJrY (ORCPT ); Fri, 1 Jul 2011 05:47:24 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:50426 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755161Ab1GAJrX (ORCPT ); Fri, 1 Jul 2011 05:47:23 -0400 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id p619lJ6X027731 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 1 Jul 2011 04:47:22 -0500 Received: from dbde71.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id p619lJvc004610; Fri, 1 Jul 2011 15:17:19 +0530 (IST) Received: from dbdp31.itg.ti.com (172.24.170.98) by DBDE71.ent.ti.com (172.24.170.149) with Microsoft SMTP Server id 8.3.106.1; Fri, 1 Jul 2011 15:17:19 +0530 Received: from localhost.localdomain ([172.24.190.145]) by dbdp31.itg.ti.com (8.13.8/8.13.8) with ESMTP id p619l7mU023254; Fri, 1 Jul 2011 15:17:16 +0530 (IST) From: Tarun Kanti DebBarma To: CC: khilman@ti.com, santosh.shilimkar@ti.com, tony@atomide.com, Charulatha V Subject: [PATCH v3 03/20] GPIO: OMAP: Make gpio_context part of gpio_bank structure Date: Fri, 1 Jul 2011 15:16:57 +0530 Message-ID: <1309513634-20971-4-git-send-email-tarun.kanti@ti.com> X-Mailer: git-send-email 1.6.0.4 In-Reply-To: <1309513634-20971-1-git-send-email-tarun.kanti@ti.com> References: <1309513634-20971-1-git-send-email-tarun.kanti@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Fri, 01 Jul 2011 09:47:25 +0000 (UTC) From: Charulatha V Currently gpio_context array used to save gpio bank's context, is used only for OMAP3 architecture. Move gpio_context as part of gpio_bank structure so that it can be specific to each gpio bank and can be used for any OMAP architecture Signed-off-by: Charulatha V --- drivers/gpio/gpio-omap.c | 76 ++++++++++++++++++++------------------------- 1 files changed, 34 insertions(+), 42 deletions(-) diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 460bcb9..c01863c 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -30,6 +30,19 @@ static LIST_HEAD(omap_gpio_list); +struct gpio_regs { + u32 irqenable1; + u32 irqenable2; + u32 wake_en; + u32 ctrl; + u32 oe; + u32 leveldetect0; + u32 leveldetect1; + u32 risingdetect; + u32 fallingdetect; + u32 dataout; +}; + struct gpio_bank { struct list_head node; unsigned long pbase; @@ -43,7 +56,7 @@ struct gpio_bank { #endif u32 non_wakeup_gpios; u32 enabled_non_wakeup_gpios; - + struct gpio_regs context; u32 saved_datain; u32 saved_fallingdetect; u32 saved_risingdetect; @@ -66,23 +79,6 @@ struct gpio_bank { struct omap_gpio_reg_offs *regs; }; -#ifdef CONFIG_ARCH_OMAP3 -struct omap3_gpio_regs { - u32 irqenable1; - u32 irqenable2; - u32 wake_en; - u32 ctrl; - u32 oe; - u32 leveldetect0; - u32 leveldetect1; - u32 risingdetect; - u32 fallingdetect; - u32 dataout; -}; - -static struct omap3_gpio_regs gpio_context[OMAP34XX_NR_GPIOS]; -#endif - #define GPIO_INDEX(bank, gpio) (gpio % bank->width) #define GPIO_BIT(bank, gpio) (1 << GPIO_INDEX(bank, gpio)) @@ -1489,33 +1485,31 @@ void omap2_gpio_resume_after_idle(void) void omap_gpio_save_context(void) { struct gpio_bank *bank; - int i = 0; list_for_each_entry(bank, &omap_gpio_list, node) { - i++; if (!bank->loses_context) continue; - gpio_context[i].irqenable1 = + bank->context.irqenable1 = __raw_readl(bank->base + OMAP24XX_GPIO_IRQENABLE1); - gpio_context[i].irqenable2 = + bank->context.irqenable2 = __raw_readl(bank->base + OMAP24XX_GPIO_IRQENABLE2); - gpio_context[i].wake_en = + bank->context.wake_en = __raw_readl(bank->base + OMAP24XX_GPIO_WAKE_EN); - gpio_context[i].ctrl = + bank->context.ctrl = __raw_readl(bank->base + OMAP24XX_GPIO_CTRL); - gpio_context[i].oe = + bank->context.oe = __raw_readl(bank->base + OMAP24XX_GPIO_OE); - gpio_context[i].leveldetect0 = + bank->context.leveldetect0 = __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT0); - gpio_context[i].leveldetect1 = + bank->context.leveldetect1 = __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT1); - gpio_context[i].risingdetect = + bank->context.risingdetect = __raw_readl(bank->base + OMAP24XX_GPIO_RISINGDETECT); - gpio_context[i].fallingdetect = + bank->context.fallingdetect = __raw_readl(bank->base + OMAP24XX_GPIO_FALLINGDETECT); - gpio_context[i].dataout = + bank->context.dataout = __raw_readl(bank->base + OMAP24XX_GPIO_DATAOUT); } } @@ -1523,33 +1517,31 @@ void omap_gpio_save_context(void) void omap_gpio_restore_context(void) { struct gpio_bank *bank; - int i = 0; list_for_each_entry(bank, &omap_gpio_list, node) { - i++; if (!bank->loses_context) continue; - __raw_writel(gpio_context[i].irqenable1, + __raw_writel(bank->context.irqenable1, bank->base + OMAP24XX_GPIO_IRQENABLE1); - __raw_writel(gpio_context[i].irqenable2, + __raw_writel(bank->context.irqenable2, bank->base + OMAP24XX_GPIO_IRQENABLE2); - __raw_writel(gpio_context[i].wake_en, + __raw_writel(bank->context.wake_en, bank->base + OMAP24XX_GPIO_WAKE_EN); - __raw_writel(gpio_context[i].ctrl, + __raw_writel(bank->context.ctrl, bank->base + OMAP24XX_GPIO_CTRL); - __raw_writel(gpio_context[i].oe, + __raw_writel(bank->context.oe, bank->base + OMAP24XX_GPIO_OE); - __raw_writel(gpio_context[i].leveldetect0, + __raw_writel(bank->context.leveldetect0, bank->base + OMAP24XX_GPIO_LEVELDETECT0); - __raw_writel(gpio_context[i].leveldetect1, + __raw_writel(bank->context.leveldetect1, bank->base + OMAP24XX_GPIO_LEVELDETECT1); - __raw_writel(gpio_context[i].risingdetect, + __raw_writel(bank->context.risingdetect, bank->base + OMAP24XX_GPIO_RISINGDETECT); - __raw_writel(gpio_context[i].fallingdetect, + __raw_writel(bank->context.fallingdetect, bank->base + OMAP24XX_GPIO_FALLINGDETECT); - __raw_writel(gpio_context[i].dataout, + __raw_writel(bank->context.dataout, bank->base + OMAP24XX_GPIO_DATAOUT); } }