From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1763092AbbA3UBb (ORCPT <rfc822;w@1wt.eu>);
	Fri, 30 Jan 2015 15:01:31 -0500
Received: from mail-pa0-f49.google.com ([209.85.220.49]:54212 "EHLO
	mail-pa0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1762055AbbA3UB2 (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Fri, 30 Jan 2015 15:01:28 -0500
From: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
To: Russell King <linux@arm.linux.org.uk>,
        Thomas Gleixner <tglx@linutronix.de>,
        Jason Cooper <jason@lakedaemon.net>
Cc: linux-arm-kernel@lists.infradead.org,
        Linus Walleij <linus.walleij@linaro.org>,
        Andrea Adami <andrea.adami@gmail.com>, linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/5] ARM: sa1100: add platform functions to handle PWER settings
Date: Fri, 30 Jan 2015 23:01:02 +0300
Message-Id: <1422648066-7897-2-git-send-email-dbaryshkov@gmail.com>
X-Mailer: git-send-email 2.1.4
In-Reply-To: <1422648066-7897-1-git-send-email-dbaryshkov@gmail.com>
References: <1422648066-7897-1-git-send-email-dbaryshkov@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

PWER settings logically belongs neither to GPIO nor to system IRQ code.
Add special functions to handle PWER (for GPIO and for system IRQs)
from platform code.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
---
 arch/arm/mach-sa1100/generic.c | 24 ++++++++++++++++++++++++
 include/soc/sa1100/pwer.h      | 15 +++++++++++++++
 2 files changed, 39 insertions(+)
 create mode 100644 include/soc/sa1100/pwer.h

diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c
index 40e0d86..c651f6e 100644
--- a/arch/arm/mach-sa1100/generic.c
+++ b/arch/arm/mach-sa1100/generic.c
@@ -23,6 +23,8 @@
 
 #include <video/sa1100fb.h>
 
+#include <soc/sa1100/pwer.h>
+
 #include <asm/div64.h>
 #include <asm/mach/map.h>
 #include <asm/mach/flash.h>
@@ -416,3 +418,25 @@ void sa1110_mb_enable(void)
 	local_irq_restore(flags);
 }
 
+int sa11x0_gpio_set_wake(unsigned int gpio, unsigned int on)
+{
+	if (on)
+		PWER |= BIT(gpio);
+	else
+		PWER &= ~BIT(gpio);
+
+	return 0;
+}
+
+int sa11x0_sc_set_wake(unsigned int irq, unsigned int on)
+{
+	if (BIT(irq) != IC_RTCAlrm)
+		return -EINVAL;
+
+	if (on)
+		PWER |= PWER_RTC;
+	else
+		PWER &= ~PWER_RTC;
+
+	return 0;
+}
diff --git a/include/soc/sa1100/pwer.h b/include/soc/sa1100/pwer.h
new file mode 100644
index 0000000..15a545b
--- /dev/null
+++ b/include/soc/sa1100/pwer.h
@@ -0,0 +1,15 @@
+#ifndef SOC_SA1100_PWER_H
+#define SOC_SA1100_PWER_H
+
+/*
+ * Copyright (C) 2015, Dmitry Eremin-Solenikov
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+int sa11x0_gpio_set_wake(unsigned int gpio, unsigned int on);
+int sa11x0_sc_set_wake(unsigned int irq, unsigned int on);
+
+#endif
-- 
2.1.4