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[11/11] ARM: rockchip: add a cpufreq-cpu0 device

Message ID 1409958374-30937-12-git-send-email-heiko@sntech.de
State New, archived
Headers show

Commit Message

Heiko Stübner Sept. 5, 2014, 11:06 p.m. UTC
Rockchip SoCs can sucessfully use the generic cpufreq-cpu0 driver to
do frequency scaling. Therefore add a platform device in the machine
init code.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 arch/arm/mach-rockchip/rockchip.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/arch/arm/mach-rockchip/rockchip.c b/arch/arm/mach-rockchip/rockchip.c
index 8ab9e0e..eea1f06 100644
--- a/arch/arm/mach-rockchip/rockchip.c
+++ b/arch/arm/mach-rockchip/rockchip.c
@@ -24,6 +24,12 @@ 
 #include <asm/hardware/cache-l2x0.h>
 #include "core.h"
 
+static void __init rockchip_dt_init(void)
+{
+	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+	platform_device_register_simple("cpufreq-cpu0", 0, NULL, 0);
+}
+
 static const char * const rockchip_board_dt_compat[] = {
 	"rockchip,rk2928",
 	"rockchip,rk3066a",
@@ -37,4 +43,5 @@  DT_MACHINE_START(ROCKCHIP_DT, "Rockchip Cortex-A9 (Device Tree)")
 	.l2c_aux_val	= 0,
 	.l2c_aux_mask	= ~0,
 	.dt_compat	= rockchip_board_dt_compat,
+	.init_machine	= rockchip_dt_init,
 MACHINE_END