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Commit f91b7c62 authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Maxime Ripard
Browse files

ARM: sunxi: Register cpufreq-dt for sun[45678]i 



On sun[45678]i, we have one cluster of identical cores sharing a
clock, which is ideal for using cpufreq-dt. Register a platform
device for cpufreq-dt.

Signed-off-by: default avatarChen-Yu Tsai <wens@csie.org>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
parent b0f2faa5

arch/arm/mach-sunxi/sunxi.c

+10 −0
Original line number Diff line number Diff line
@@ -13,9 +13,15 @@ 
#include <linux/clk-provider.h>

#include <linux/clocksource.h>

#include <linux/init.h>

#include <linux/platform_device.h>



#include <asm/mach/arch.h>



static void __init sunxi_dt_cpufreq_init(void)

{

	platform_device_register_simple("cpufreq-dt", -1, NULL, 0);

}



static const char * const sunxi_board_dt_compat[] = {

	"allwinner,sun4i-a10",

	"allwinner,sun5i-a10s",
@@ -25,6 +31,7 @@ static const char * const sunxi_board_dt_compat[] = { 


DT_MACHINE_START(SUNXI_DT, "Allwinner A1X (Device Tree)")

	.dt_compat	= sunxi_board_dt_compat,

	.init_late	= sunxi_dt_cpufreq_init,

MACHINE_END



static const char * const sun6i_board_dt_compat[] = {
@@ -45,6 +52,7 @@ static void __init sun6i_timer_init(void) 
DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")

	.init_time	= sun6i_timer_init,

	.dt_compat	= sun6i_board_dt_compat,

	.init_late	= sunxi_dt_cpufreq_init,

MACHINE_END



static const char * const sun7i_board_dt_compat[] = {
@@ -54,6 +62,7 @@ static const char * const sun7i_board_dt_compat[] = { 


DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")

	.dt_compat	= sun7i_board_dt_compat,

	.init_late	= sunxi_dt_cpufreq_init,

MACHINE_END



static const char * const sun8i_board_dt_compat[] = {
@@ -63,6 +72,7 @@ static const char * const sun8i_board_dt_compat[] = { 


DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i (A23) Family")

	.dt_compat	= sun8i_board_dt_compat,

	.init_late	= sunxi_dt_cpufreq_init,

MACHINE_END



static const char * const sun9i_board_dt_compat[] = {