linux-kernel - [PATCH] ARM: mach-imx: Support for DryIce RTC in i.MX53

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Message-Id: <1350576370-29098-3-git-send-email-stigge@antcom.de>
Date:	Thu, 18 Oct 2012 18:06:10 +0200
From:	Roland Stigge <stigge@...com.de>
To:	a.zummo@...ertech.it, grant.likely@...retlab.ca,
	rob.herring@...xeda.com, rtc-linux@...glegroups.com,
	linux-kernel@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org,
	s.hauer@...gutronix.de, linux-arm-kernel@...ts.infradead.org
Cc:	Roland Stigge <stigge@...com.de>
Subject: [PATCH] ARM: mach-imx: Support for DryIce RTC in i.MX53

This patch enables support for i.MX53 in addition to i.MX25 by providing a
dummy clock on i.MX53 since this one doesn't have a separate clock for internal
RTC but the driver requests one.

Signed-off-by: Roland Stigge <stigge@...com.de>
---
 arch/arm/mach-imx/clk-imx51-imx53.c |    1 +
 1 file changed, 1 insertion(+)

--- linux-2.6.orig/arch/arm/mach-imx/clk-imx51-imx53.c
+++ linux-2.6/arch/arm/mach-imx/clk-imx51-imx53.c
@@ -467,6 +467,7 @@ int __init mx53_clocks_init(unsigned lon
 	clk_register_clkdev(clk[can1_serial_gate], "per", "53fc8000.can");
 	clk_register_clkdev(clk[can2_ipg_gate], "ipg", "53fcc000.can");
 	clk_register_clkdev(clk[can2_serial_gate], "per", "53fcc000.can");
+	clk_register_clkdev(clk[dummy], NULL, "53fa4000.rtc");
 
 	/* set SDHC root clock to 200MHZ*/
 	clk_set_rate(clk[esdhc_a_podf], 200000000);
--
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