linux-kernel - [PATCH v3 1/2] ARM: imx6sl: Add cpu frequency scaling support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1387512929-7304-1-git-send-email-john.tobias.ph@gmail.com>
Date:	Thu, 19 Dec 2013 20:15:28 -0800
From:	John Tobias <john.tobias.ph@...il.com>
To:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-pm@...r.kernel.org, cpufreq@...r.kernel.org,
	rjw@...ysocki.net, shawn.guo@...aro.org, festevam@...il.com,
	b20788@...escale.com, viresh.kumar@...aro.org
Cc:	John Tobias <john.tobias.ph@...il.com>
Subject: [PATCH v3 1/2] ARM: imx6sl: Add cpu frequency scaling support

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

Signed-off-by: John Tobias <john.tobias.ph@...il.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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/