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ARM: mach-shmobile: PLL does not have to run constantly for HDMI 

The PLLC2 clock on AP4 systems does not need to run constantly to be
able to use HDMI. The HDMI hotplug interrupt works without the PLL
too, after which all the necessary clocks will be turned on by the
runtime PM.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
hifive-unleashed-5.1
Guennadi Liakhovetski 2011-05-05 16:26:06 +00:00 committed by Paul Mundt
parent fe78e68ab8
commit a63666c146
2 changed files with 0 additions and 11 deletions
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5
arch/arm/mach-shmobile/board-ap4evb.c
View File

@ -980,11 +980,6 @@ static void __init hdmi_init_pm_clock(void)
goto out;
}
ret = clk_enable(&sh7372_pllc2_clk);
if (ret < 0) {
pr_err("Cannot enable pllc2 clock\n");
goto out;
}
pr_debug("PLLC2 set frequency %lu\n", rate);
ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);

6
arch/arm/mach-shmobile/board-mackerel.c
View File

@ -458,12 +458,6 @@ static void __init hdmi_init_pm_clock(void)
goto out;
}
ret = clk_enable(&sh7372_pllc2_clk);
if (ret < 0) {
pr_err("Cannot enable pllc2 clock\n");
goto out;
}
pr_debug("PLLC2 set frequency %lu\n", rate);
ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);