From 3c8cd0cce9ab8a25dbcf519cb0de00d2716f8379 Mon Sep 17 00:00:00 2001 From: Pavel Pisa Date: Wed, 6 Dec 2006 17:25:04 +0100 Subject: [ARM] 3992/1: i.MX/MX1 CPU Frequency scaling support Support to change MX1 CPU frequency at runtime. Tested on PiKRON's PiMX1 board and seems to be fully stable up to 200 MHz end even as low as 8 MHz. Signed-off-by: Pavel Pisa Signed-off-by: Russell King --- arch/arm/Kconfig | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'arch/arm/Kconfig') diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 1a59110784c..63e7c0c582d 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -732,7 +732,7 @@ config XIP_PHYS_ADDR endmenu -if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP) +if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_IMX ) menu "CPU Frequency scaling" @@ -759,6 +759,15 @@ config CPU_FREQ_INTEGRATOR If in doubt, say Y. +config CPU_FREQ_IMX + tristate "CPUfreq driver for i.MX CPUs" + depends on ARCH_IMX && CPU_FREQ + default n + help + This enables the CPUfreq driver for i.MX CPUs. + + If in doubt, say N. + endmenu endif -- cgit v1.2.3