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| author | Chen-Yu Tsai <wens@csie.org> | 2015-01-06 05:35:11 +0300 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2015-01-07 13:23:05 +0300 |
| commit | f91b7c62e0cdb8a1a72b61b16fcd48858a7d9193 (patch) | |
| tree | 36824b623bbdf0a44835b797436628ecd95d8c00 /arch/arm/mach-sunxi | |
| parent | b0f2faa5ca02358ebfe404801e2ad604dc88c471 (diff) | |
| download | linux-f91b7c62e0cdb8a1a72b61b16fcd48858a7d9193.tar.xz | |
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: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'arch/arm/mach-sunxi')
| -rw-r--r-- | arch/arm/mach-sunxi/sunxi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c index d4bb2395d39c..1bc811a74a9f 100644 --- a/arch/arm/mach-sunxi/sunxi.c +++ b/arch/arm/mach-sunxi/sunxi.c @@ -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[] = { |