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From: john.tobias.ph@gmail.com (John Tobias)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 1/2] ARM: imx6sl: Add cpu frequency scaling support
Date: Thu, 19 Dec 2013 20:15:28 -0800	[thread overview]
Message-ID: <1387512929-7304-1-git-send-email-john.tobias.ph@gmail.com> (raw)

Re-use imx6q cpufreq driver to support cpu
frequency scaling on imx6sl.

Signed-off-by: John Tobias <john.tobias.ph@gmail.com>
---
 arch/arm/mach-imx/mach-imx6sl.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/mach-imx/mach-imx6sl.c b/arch/arm/mach-imx/mach-imx6sl.c
index 2f952e3..3072e15 100644
--- a/arch/arm/mach-imx/mach-imx6sl.c
+++ b/arch/arm/mach-imx/mach-imx6sl.c
@@ -34,6 +34,13 @@ static void __init imx6sl_fec_init(void)
 	}
 }
 
+static void __init imx6sl_init_late(void)
+{
+	/* imx6sl reuses imx6q cpufreq driver */
+	if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ))
+		platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
+}
+
 static void __init imx6sl_init_machine(void)
 {
 	struct device *parent;
@@ -70,6 +77,7 @@ DT_MACHINE_START(IMX6SL, "Freescale i.MX6 SoloLite (Device Tree)")
 	.map_io		= debug_ll_io_init,
 	.init_irq	= imx6sl_init_irq,
 	.init_machine	= imx6sl_init_machine,
+	.init_late      = imx6sl_init_late,
 	.dt_compat	= imx6sl_dt_compat,
 	.restart	= mxc_restart,
 MACHINE_END
-- 
1.8.3.2

             reply	other threads:[~2013-12-20  4:15 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-20  4:15 John Tobias [this message]
2013-12-20  4:15 ` [PATCH v3 2/2] cpufreq: imx6q: add of_init_opp_table John Tobias
2013-12-20  6:06   ` Shawn Guo
2013-12-20  5:56 ` [PATCH v3 1/2] ARM: imx6sl: Add cpu frequency scaling support Shawn Guo

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