[PATCH V2 3/4] arm/imx6q: register arm_clk as cpu to clkdev

Mark Langsdorf mark.langsdorf at calxeda.com
Sat Dec 17 03:46:38 EST 2011


Is there a portable/generic approach for other drivers that may
want to use arm-cpufreq.c? arm_clk is not normally defined for
my SoC and I don't see an easy way to pull it in.

--Mark Langsdorf
Calxeda, Inc.

________________________________________
From: Richard Zhao [richard.zhao at linaro.org]
Sent: Friday, December 16, 2011 4:31 AM
To: linux-arm-kernel at lists.infradead.org; cpufreq at vger.kernel.org; devicetree-discuss at lists.ozlabs.org
Cc: linux at arm.linux.org.uk; davej at redhat.com; kernel at pengutronix.de; shawn.guo at linaro.org; eric.miao at linaro.org; Mark Langsdorf; linaro-dev at lists.linaro.org; patches at linaro.org; Richard Zhao
Subject: [PATCH V2 3/4] arm/imx6q: register arm_clk as cpu to clkdev

cpufreq needs cpu clock to change frequency.

Signed-off-by: Richard Zhao <richard.zhao at linaro.org>
---
 arch/arm/mach-imx/clock-imx6q.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-imx/clock-imx6q.c b/arch/arm/mach-imx/clock-imx6q.c
index 039a7ab..72acbc2 100644
--- a/arch/arm/mach-imx/clock-imx6q.c
+++ b/arch/arm/mach-imx/clock-imx6q.c
@@ -1911,6 +1911,7 @@ static struct clk_lookup lookups[] = {
        _REGISTER_CLOCK(NULL, "gpmi_io_clk", gpmi_io_clk),
        _REGISTER_CLOCK(NULL, "usboh3_clk", usboh3_clk),
        _REGISTER_CLOCK(NULL, "sata_clk", sata_clk),
+       _REGISTER_CLOCK(NULL, "cpu", arm_clk),
 };

 int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode)
--
1.7.5.4


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