[PATCH 2/3] ARM: berlin: register cpufreq-dt for the BG2Q
From: Antoine Tenart <hidden>
Date: 2015-07-30 12:35:58
Also in:
linux-pm, lkml
Subsystem:
arm port, arm/synaptics soc support, the rest · Maintainers:
Russell King, Jisheng Zhang, Sebastian Hesselbarth, Linus Torvalds
The BG2Q SoC uses cpufreq-dt for cpufreq. Register a platform device for this. Signed-off-by: Antoine Tenart <redacted> --- arch/arm/mach-berlin/berlin.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/arch/arm/mach-berlin/berlin.c b/arch/arm/mach-berlin/berlin.c
index ac181c6797ee..0de906374994 100644
--- a/arch/arm/mach-berlin/berlin.c
+++ b/arch/arm/mach-berlin/berlin.c@@ -15,9 +15,21 @@ #include <linux/io.h> #include <linux/kernel.h> #include <linux/of_platform.h> +#include <linux/platform_device.h> #include <asm/hardware/cache-l2x0.h> #include <asm/mach/arch.h> +static const struct of_device_id berlin2q_match[] = { + { .compatible = "marvell,berlin2q" }, + { }, +}; + +static void __init berlin_init_late(void) +{ + if (of_find_matching_node(NULL, berlin2q_match)) + platform_device_register_simple("cpufreq-dt", -1, NULL, 0); +} + static const char * const berlin_dt_compat[] = { "marvell,berlin", NULL,
@@ -25,6 +37,7 @@ static const char * const berlin_dt_compat[] = { DT_MACHINE_START(BERLIN_DT, "Marvell Berlin") .dt_compat = berlin_dt_compat, + .init_late = berlin_init_late, /* * with DT probing for L2CCs, berlin_init_machine can be removed. * Note: 88DE3005 (Armada 1500-mini) uses pl310 l2cc
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2.5.0