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ARM: dove: convert to DT irqchip and clocksource 

With recent support for true irqchip and clocksource drivers for Orion
SoCs, now make use of it on DT enabled Dove boards.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Sebastian Hesselbarth 2013-07-02 13:03:40 +02:00 committed by Jason Cooper
parent cabbd6bd15
commit f07d73e33d
3 changed files with 20 additions and 9 deletions
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2
arch/arm/mach-dove/Kconfig
View File

@ -23,6 +23,8 @@ config MACH_CM_A510
config MACH_DOVE_DT
bool "Marvell Dove Flattened Device Tree"
select DOVE_CLK
select ORION_IRQCHIP
select ORION_TIMER
select REGULATOR
select REGULATOR_FIXED_VOLTAGE
select USE_OF

4
arch/arm/mach-dove/Makefile
View File

@ -1,5 +1,5 @@
obj-y += common.o irq.o
obj-$(CONFIG_DOVE_LEGACY) += mpp.o
obj-y += common.o
obj-$(CONFIG_DOVE_LEGACY) += irq.o mpp.o
obj-$(CONFIG_PCI) += pcie.o
obj-$(CONFIG_MACH_DOVE_DB) += dove-db-setup.o
obj-$(CONFIG_MACH_DOVE_DT) += board-dt.o

23
arch/arm/mach-dove/board-dt.c
View File

@ -10,11 +10,14 @@
#include <linux/init.h>
#include <linux/clk-provider.h>
#include <linux/clocksource.h>
#include <linux/irqchip.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/platform_data/usb-ehci-orion.h>
#include <asm/hardware/cache-tauros2.h>
#include <asm/mach/arch.h>
#include <mach/dove.h>
#include <mach/pm.h>
#include <plat/common.h>
#include <plat/irq.h>
@ -42,10 +45,17 @@ static void __init dove_legacy_clk_init(void)
of_clk_get_from_provider(&clkspec));
}
static void __init dove_of_clk_init(void)
static void __init dove_dt_time_init(void)
{
of_clk_init(NULL);
dove_legacy_clk_init();
clocksource_of_init();
}
static void __init dove_dt_init_early(void)
{
mvebu_mbus_init("marvell,dove-mbus",
BRIDGE_WINS_BASE, BRIDGE_WINS_SZ,
DOVE_MC_WINS_BASE, DOVE_MC_WINS_SZ);
}
static void __init dove_dt_init(void)
@ -57,8 +67,8 @@ static void __init dove_dt_init(void)
#endif
dove_setup_cpu_wins();
/* Setup root of clk tree */
dove_of_clk_init();
/* Setup clocks for legacy devices */
dove_legacy_clk_init();
/* Internal devices not ported to DT yet */
dove_pcie_init(1, 1);
@ -73,9 +83,8 @@ static const char * const dove_dt_board_compat[] = {
DT_MACHINE_START(DOVE_DT, "Marvell Dove (Flattened Device Tree)")
.map_io = dove_map_io,
.init_early = dove_init_early,
.init_irq = orion_dt_init_irq,
.init_time = dove_timer_init,
.init_early = dove_dt_init_early,
.init_time = dove_dt_time_init,
.init_machine = dove_dt_init,
.restart = dove_restart,
.dt_compat = dove_dt_board_compat,