From patchwork Mon Mar 4 14:05:42 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steffen Trumtrar X-Patchwork-Id: 224732 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from mail-bk0-f58.google.com (mail-bk0-f58.google.com [209.85.214.58]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 0E1062C035D for ; Tue, 5 Mar 2013 01:06:27 +1100 (EST) Received: by mail-bk0-f58.google.com with SMTP id q16sf2059731bkw.3 for ; Mon, 04 Mar 2013 06:06:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlegroups.com; s=20120806; h=x-received:mime-version:x-beenthere:x-received:x-received :received-spf:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references:x-sa-exim-connect-ip:x-sa-exim-mail-from :x-sa-exim-scanned:x-ptx-original-recipient:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:x-google-group-id:list-post:list-help:list-archive:sender :list-subscribe:list-unsubscribe:content-type; bh=iKihy9uOPZvh5EIn9vT+AOwVd/OWFKS86JJa6w01zyc=; b=zGvdbdI7YG7C9fhb3YvDyWHKjRsEx5MApZu8U0Xfq38QG4TitK3482AlxmnvevBEup vbDac3nzf6NqY1glQAXUd5xUj6trhLLY1oGqcKu3ZDoEqqXx63FiVoBMNM7RzoZHur6z auCCSaYpgvW6+lMuugBfKpKA49DxAoIvMJ8RFjvYl5pbs3JikON22u8u0ZXX+ThGiVV2 cwjrlzfNjsmpwjS4pzz7487DNzxYPEEQ0PVVbxvbu8XQPj+sKuaAr7uIPkL2WDPhb7hR JdNxYjqrfMiSmATbf+sg+oklAizvBfxnNN08RXfZojuS3Aw8y8gXtVfUvQG3ZC+37u03 pR8A== X-Received: by 10.180.100.102 with SMTP id ex6mr620322wib.7.1362405984260; Mon, 04 Mar 2013 06:06:24 -0800 (PST) MIME-Version: 1.0 X-BeenThere: rtc-linux@googlegroups.com Received: by 10.180.104.72 with SMTP id gc8ls499761wib.13.canary; Mon, 04 Mar 2013 06:06:23 -0800 (PST) X-Received: by 10.14.184.9 with SMTP id r9mr20070774eem.7.1362405983949; Mon, 04 Mar 2013 06:06:23 -0800 (PST) X-Received: by 10.14.184.9 with SMTP id r9mr20070772eem.7.1362405983941; Mon, 04 Mar 2013 06:06:23 -0800 (PST) Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de. [2001:6f8:1178:4:290:27ff:fe1d:cc33]) by gmr-mx.google.com with ESMTPS id 47si5927624eeh.1.2013.03.04.06.06.23 (version=TLSv1 cipher=RC4-SHA bits=128/128); Mon, 04 Mar 2013 06:06:23 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of str@pengutronix.de designates 2001:6f8:1178:4:290:27ff:fe1d:cc33 as permitted sender) client-ip=2001:6f8:1178:4:290:27ff:fe1d:cc33; Received: from dude.hi.pengutronix.de ([2001:6f8:1178:2:21e:67ff:fe11:9c5c]) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1UCW1j-0004Ye-Ag; Mon, 04 Mar 2013 15:06:03 +0100 Received: from str by dude.hi.pengutronix.de with local (Exim 4.80) (envelope-from ) id 1UCW1h-0002JQ-8W; Mon, 04 Mar 2013 15:06:01 +0100 From: Steffen Trumtrar To: rtc-linux@googlegroups.com, devicetree-discuss@lists.ozlabs.org Cc: Shawn Guo , Alessandro Zummo , linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de, Juergen Beisert Subject: [rtc-linux] [PATCH 3/9] MXS/i.MX28: prepare different clocking of the built-in RTC Date: Mon, 4 Mar 2013 15:05:42 +0100 Message-Id: <1362405948-12992-4-git-send-email-s.trumtrar@pengutronix.de> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1362405948-12992-1-git-send-email-s.trumtrar@pengutronix.de> References: <1362405948-12992-1-git-send-email-s.trumtrar@pengutronix.de> X-SA-Exim-Connect-IP: 2001:6f8:1178:2:21e:67ff:fe11:9c5c X-SA-Exim-Mail-From: str@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: rtc-linux@googlegroups.com X-Original-Sender: s.trumtrar@pengutronix.de X-Original-Authentication-Results: gmr-mx.google.com; spf=pass (google.com: best guess record for domain of str@pengutronix.de designates 2001:6f8:1178:4:290:27ff:fe1d:cc33 as permitted sender) smtp.mail=str@pengutronix.de Reply-To: rtc-linux@googlegroups.com Precedence: list Mailing-list: list rtc-linux@googlegroups.com; contact rtc-linux+owners@googlegroups.com List-ID: X-Google-Group-Id: 712029733259 List-Post: , List-Help: , List-Archive: Sender: rtc-linux@googlegroups.com List-Subscribe: , List-Unsubscribe: , From: Juergen Beisert Signed-off-by: Juergen Beisert --- drivers/rtc/rtc-stmp3xxx.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/rtc/rtc-stmp3xxx.c b/drivers/rtc/rtc-stmp3xxx.c index 98f0d3c..7311292 100644 --- a/drivers/rtc/rtc-stmp3xxx.c +++ b/drivers/rtc/rtc-stmp3xxx.c @@ -53,18 +53,26 @@ #define STMP3XXX_RTC_PERSISTENT0 0x60 #define STMP3XXX_RTC_PERSISTENT0_SET 0x64 #define STMP3XXX_RTC_PERSISTENT0_CLR 0x68 +#define STMP3XXX_RTC_PERSISTENT0_CLOCKSOURCE (1 << 0) #define STMP3XXX_RTC_PERSISTENT0_ALARM_WAKE_EN 0x00000002 #define STMP3XXX_RTC_PERSISTENT0_ALARM_EN 0x00000004 +#define STMP3XXX_RTC_PERSISTENT0_XTAL24MHZ_PWRUP (1 << 4) +#define STMP3XXX_RTC_PERSISTENT0_XTAL32KHZ_PWRUP (1 << 5) +#define STMP3XXX_RTC_PERSISTENT0_XTAL32_FREQ (1 << 6) + #define STMP3XXX_RTC_PERSISTENT0_ALARM_WAKE 0x00000080 #define STMP3XXX_RTC_PERSISTENT1 0x70 /* missing bitmask in headers */ #define STMP3XXX_RTC_PERSISTENT1_FORCE_UPDATER 0x80000000 +enum clock_source { MXS_UNKNOWN, MXS_OSC_24M, MXS_OSC_32K, MXS_OSC_32K768 }; + struct stmp3xxx_rtc_data { struct rtc_device *rtc; void __iomem *io; int irq_alarm; + enum clock_source clk_src; }; #if IS_ENABLED(CONFIG_STMP3XXX_RTC_WATCHDOG)