ARM: imx: enable cpufreq device on i.mx7d

Add a cpufreq-dt device on i.MX7D, using the
generic cpufreq-dt for CPU frequency scaling.

Signed-off-by: Bai Ping <b51503@freescale.com>
Acked-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/mach-imx/mach-imx7d.c b/arch/arm/mach-imx/mach-imx7d.c
index b450f525a670961b79cd0b3d28271a238dba70a1..5a27f20c9a82b84fbeb39a2dd402348c7e0c6862 100644 (file)
--- a/arch/arm/mach-imx/mach-imx7d.c
+++ b/arch/arm/mach-imx/mach-imx7d.c
@@ -105,6 +105,11 @@ static void __init imx7d_init_irq(void)
        irqchip_init();
 }
 
+static void __init imx7d_init_late(void)
+{
+       platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
+}
+
 static const char *const imx7d_dt_compat[] __initconst = {
        "fsl,imx7d",
        NULL,
@@ -112,6 +117,7 @@ static const char *const imx7d_dt_compat[] __initconst = {
 
 DT_MACHINE_START(IMX7D, "Freescale i.MX7 Dual (Device Tree)")
        .init_irq       = imx7d_init_irq,
+       .init_late      = imx7d_init_late,
        .init_machine   = imx7d_init_machine,
        .dt_compat      = imx7d_dt_compat,
 MACHINE_END