diff options
| author | Bai Ping <b51503@freescale.com> | 2015-02-13 01:02:03 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2015-05-08 16:33:07 +0800 |
| commit | 27642021d28555c37aab5e2b75214d8c383f668d (patch) | |
| tree | 0400112b058efd5e32dce67e7462d128c533cb95 /arch/arm/mach-imx/mach-imx7d.c | |
| parent | 394e782d4ae79f6f174e382807e6121ac5da6f35 (diff) | |
MLK-10257-03 arm: imx7: Add cpufreq platform device
Add cpufreq platform device support for DVFS.
Signed-off-by: Bai Ping <b51503@freescale.com>
Diffstat (limited to 'arch/arm/mach-imx/mach-imx7d.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-imx7d.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-imx7d.c b/arch/arm/mach-imx/mach-imx7d.c index 5a61da590eb7..bf7abf01d881 100644 --- a/arch/arm/mach-imx/mach-imx7d.c +++ b/arch/arm/mach-imx/mach-imx7d.c @@ -11,6 +11,7 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <linux/phy.h> +#include <linux/pm_opp.h> #include <linux/regmap.h> #include <linux/mfd/syscon.h> #include <linux/mfd/syscon/imx7-iomuxc-gpr.h> @@ -109,6 +110,13 @@ static void __init imx7d_init_irq(void) irqchip_init(); } +static void __init imx7d_init_late(void) +{ + if (IS_ENABLED(CONFIG_ARM_IMX7D_CPUFREQ)) { + platform_device_register_simple("imx7d-cpufreq", -1, NULL, 0); + } +} + static const char *imx7d_dt_compat[] __initconst = { "fsl,imx7d", NULL, @@ -125,6 +133,7 @@ DT_MACHINE_START(IMX7D, "Freescale i.MX7 Dual (Device Tree)") .smp = smp_ops(imx_smp_ops), .init_irq = imx7d_init_irq, .init_machine = imx7d_init_machine, + .init_late = imx7d_init_late, .dt_compat = imx7d_dt_compat, .restart = mxc_restart, MACHINE_END |