diff mbox

[v2,2/3] ARM: imx: Add cpu frequency scaling support

Message ID 1387485338-21225-2-git-send-email-john.tobias.ph@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

John Tobias Dec. 19, 2013, 8:35 p.m. UTC 
Re-using iMX6Q driver for cpu frequency scaling.

Signed-off-by: John Tobias <john.tobias.ph@gmail.com>
---
 arch/arm/mach-imx/mach-imx6sl.c | 7 +++++++
 1 file changed, 7 insertions(+)

Comments

Shawn Guo Dec. 20, 2013, 1:53 a.m. UTC | #1 
On Thu, Dec 19, 2013 at 12:35:37PM -0800, John Tobias wrote:
> Re-using iMX6Q driver for cpu frequency scaling.
> 
> Signed-off-by: John Tobias <john.tobias.ph@gmail.com>
> ---
>  arch/arm/mach-imx/mach-imx6sl.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/arm/mach-imx/mach-imx6sl.c b/arch/arm/mach-imx/mach-imx6sl.c
> index 2f952e3..2ba3a7a 100644
> --- a/arch/arm/mach-imx/mach-imx6sl.c
> +++ b/arch/arm/mach-imx/mach-imx6sl.c
> @@ -34,6 +34,12 @@ static void __init imx6sl_fec_init(void)
>  	}
>  }
>  
> +static void __init imx6sl_init_late(void)
> +{

I added a comment below and changed patch subject prefix to be 'ARM:
imx6sl: ', and then applied the patch.

	/* imx6sl reuses imx6q cpufreq driver */

Shawn

> +	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 +76,7 @@ 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
>
diff mbox

Patch

diff --git a/arch/arm/mach-imx/mach-imx6sl.c b/arch/arm/mach-imx/mach-imx6sl.c
index 2f952e3..2ba3a7a 100644
--- a/arch/arm/mach-imx/mach-imx6sl.c
+++ b/arch/arm/mach-imx/mach-imx6sl.c
@@ -34,6 +34,12 @@  static void __init imx6sl_fec_init(void)
 	}
 }
 
+static void __init imx6sl_init_late(void)
+{
+	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 +76,7 @@  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