[PATCH 2/3] ARM: berlin: register cpufreq-dt for the BG2Q

From: Antoine Tenart
Date: Thu Jul 30 2015 - 08:36:02 EST


The BG2Q SoC uses cpufreq-dt for cpufreq. Register a platform device for
this.

Signed-off-by: Antoine Tenart <antoine.tenart@xxxxxxxxxxxxxxxxxx>
---
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
--
2.5.0

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