diff options
Diffstat (limited to 'arch/arm')
60 files changed, 749 insertions, 670 deletions
diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index de88c9297b68..f1ac7fbf54a9 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -138,7 +138,7 @@ void ams_delta_latch2_write(u16 mask, u16 value) static void __init ams_delta_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct map_desc ams_delta_io_desc[] __initdata = { @@ -391,7 +391,7 @@ MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") .reserve = omap_reserve, .init_irq = ams_delta_init_irq, .init_machine = ams_delta_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END EXPORT_SYMBOL(ams_delta_latch1_write); diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 87f173d93557..a6b1bea50371 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -329,7 +329,7 @@ static void __init omap_fsample_init(void) static void __init omap_fsample_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ @@ -394,5 +394,5 @@ MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") .reserve = omap_reserve, .init_irq = omap_fsample_init_irq, .init_machine = omap_fsample_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 23f4ab9e2651..04fc356c40fa 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -31,7 +31,7 @@ static void __init omap_generic_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /* assume no Mini-AB port */ @@ -99,5 +99,5 @@ MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") .reserve = omap_reserve, .init_irq = omap_generic_init_irq, .init_machine = omap_generic_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index ba3bd09c4754..cb7fb1aa3dca 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -376,7 +376,7 @@ static struct i2c_board_info __initdata h2_i2c_board_info[] = { static void __init h2_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct omap_usb_config h2_usb_config __initdata = { @@ -466,5 +466,5 @@ MACHINE_START(OMAP_H2, "TI-H2") .reserve = omap_reserve, .init_irq = h2_init_irq, .init_machine = h2_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index ac48677672ee..31f34875ffad 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -439,7 +439,7 @@ static void __init h3_init(void) static void __init h3_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static void __init h3_map_io(void) @@ -454,5 +454,5 @@ MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") .reserve = omap_reserve, .init_irq = h3_init_irq, .init_machine = h3_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index ba05a51f9408..36e06ea7ec65 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -605,7 +605,7 @@ static void __init htcherald_init_irq(void) { printk(KERN_INFO "htcherald_init_irq.\n"); omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } MACHINE_START(HERALD, "HTC Herald") @@ -616,5 +616,5 @@ MACHINE_START(HERALD, "HTC Herald") .reserve = omap_reserve, .init_irq = htcherald_init_irq, .init_machine = htcherald_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index 2d9b8cbd7a14..0b1ba462d388 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -292,7 +292,7 @@ static void __init innovator_init_smc91x(void) static void __init innovator_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } #ifdef CONFIG_ARCH_OMAP15XX @@ -464,5 +464,5 @@ MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") .reserve = omap_reserve, .init_irq = innovator_init_irq, .init_machine = innovator_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index cfd084926146..5469ce247ffe 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -51,7 +51,7 @@ static void __init omap_nokia770_init_irq(void) omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static const unsigned int nokia770_keymap[] = { @@ -269,5 +269,5 @@ MACHINE_START(NOKIA770, "Nokia 770") .reserve = omap_reserve, .init_irq = omap_nokia770_init_irq, .init_machine = omap_nokia770_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index e68dfde1918e..b08a21380772 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -282,7 +282,7 @@ static void __init osk_init_cf(void) static void __init osk_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct omap_usb_config osk_usb_config __initdata = { @@ -588,5 +588,5 @@ MACHINE_START(OMAP_OSK, "TI-OSK") .reserve = omap_reserve, .init_irq = osk_init_irq, .init_machine = osk_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index c9d38f47845f..459cb6bfed55 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -62,7 +62,7 @@ static void __init omap_palmte_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static const unsigned int palmte_keymap[] = { @@ -280,5 +280,5 @@ MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") .reserve = omap_reserve, .init_irq = omap_palmte_init_irq, .init_machine = omap_palmte_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index f04f2d36e7d3..b214f45f646c 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -266,7 +266,7 @@ static struct spi_board_info __initdata palmtt_boardinfo[] = { static void __init omap_palmtt_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct omap_usb_config palmtt_usb_config __initdata = { @@ -326,5 +326,5 @@ MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") .reserve = omap_reserve, .init_irq = omap_palmtt_init_irq, .init_machine = omap_palmtt_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 45f01d2c3a7a..9b0ea48d35fd 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -61,7 +61,7 @@ static void __init omap_palmz71_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static const unsigned int palmz71_keymap[] = { @@ -346,5 +346,5 @@ MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") .reserve = omap_reserve, .init_irq = omap_palmz71_init_irq, .init_machine = omap_palmz71_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 3c8ee8489458..67acd4142639 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -297,7 +297,7 @@ static void __init omap_perseus2_init(void) static void __init omap_perseus2_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ static struct map_desc omap_perseus2_io_desc[] __initdata = { @@ -355,5 +355,5 @@ MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") .reserve = omap_reserve, .init_irq = omap_perseus2_init_irq, .init_machine = omap_perseus2_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 0ad781db4e66..9c3b7c52d9cf 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -411,7 +411,7 @@ static void __init omap_sx1_init(void) static void __init omap_sx1_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /*----------------------------------------*/ @@ -426,5 +426,5 @@ MACHINE_START(SX1, "OMAP310 based Siemens SX1") .reserve = omap_reserve, .init_irq = omap_sx1_init_irq, .init_machine = omap_sx1_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index 65d24204937a..036edc0ee9b6 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -162,7 +162,7 @@ static struct omap_board_config_kernel voiceblue_config[] = { static void __init voiceblue_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static void __init voiceblue_map_io(void) @@ -306,5 +306,5 @@ MACHINE_START(VOICEBLUE, "VoiceBlue OMAP5910") .reserve = omap_reserve, .init_irq = voiceblue_init_irq, .init_machine = voiceblue_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c index 5d3da7a63af3..e2b9c901ab67 100644 --- a/arch/arm/mach-omap1/irq.c +++ b/arch/arm/mach-omap1/irq.c @@ -175,7 +175,7 @@ static struct irq_chip omap_irq_chip = { .irq_set_wake = omap_wake_irq, }; -void __init omap_init_irq(void) +void __init omap1_init_irq(void) { int i, j; diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index 03e1e1062ad4..a1837771e031 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -297,7 +297,7 @@ static inline int omap_32k_timer_usable(void) * Timer initialization * --------------------------------------------------------------------------- */ -static void __init omap_timer_init(void) +static void __init omap1_timer_init(void) { if (omap_32k_timer_usable()) { preferred_sched_clock_init(1); @@ -307,6 +307,6 @@ static void __init omap_timer_init(void) } } -struct sys_timer omap_timer = { - .init = omap_timer_init, +struct sys_timer omap1_timer = { + .init = omap1_timer_init, }; diff --git a/arch/arm/mach-omap1/timer32k.c b/arch/arm/mach-omap1/timer32k.c index 13d7b8f145bd..96604a50c4fe 100644 --- a/arch/arm/mach-omap1/timer32k.c +++ b/arch/arm/mach-omap1/timer32k.c @@ -183,10 +183,6 @@ static __init void omap_init_32k_timer(void) bool __init omap_32k_timer_init(void) { omap_init_clocksource_32k(); - -#ifdef CONFIG_OMAP_DM_TIMER - omap_dm_timer_init(); -#endif omap_init_32k_timer(); return true; diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index b14807794401..adbe82d72d4e 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -3,7 +3,7 @@ # # Common support -obj-y := id.o io.o control.o mux.o devices.o serial.o gpmc.o timer-gp.o pm.o \ +obj-y := id.o io.o control.o mux.o devices.o serial.o gpmc.o timer.o pm.o \ common.o gpio.o dma.o wd_timer.o omap-2-3-common = irq.o sdrc.o diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 5de6eac0a725..2028464cf5b9 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -260,7 +260,7 @@ MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") .reserve = omap_reserve, .map_io = omap_2430sdp_map_io, .init_early = omap_2430sdp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = omap_2430sdp_init, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 5dac974be625..12fae21346cf 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -804,7 +804,7 @@ MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_3430sdp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_3430sdp_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index a5933cc15caa..e4f37b57a0c4 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -219,7 +219,7 @@ MACHINE_START(OMAP_3630SDP, "OMAP 3630SDP board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_sdp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_sdp_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 39a80624177b..d7df07ef2cea 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -40,7 +40,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "control.h" #include "common-board-devices.h" @@ -295,9 +294,6 @@ static void __init omap_4430sdp_init_early(void) { omap2_init_common_infrastructure(); omap2_init_common_devices(NULL, NULL); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(1); -#endif } static struct omap_musb_board_data musb_board_data = { @@ -768,5 +764,5 @@ MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") .init_early = omap_4430sdp_init_early, .init_irq = gic_init_irq, .init_machine = omap_4430sdp_init, - .timer = &omap_timer, + .timer = &omap4_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 5e438a77cd72..5f2b55ff04ff 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -104,7 +104,7 @@ MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = am3517_crane_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = am3517_crane_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 63af4171c043..f3006c304150 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -494,7 +494,7 @@ MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = am3517_evm_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = am3517_evm_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index b124bdfb4239..70211703ff9f 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -354,7 +354,7 @@ MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") .reserve = omap_reserve, .map_io = omap_apollon_map_io, .init_early = omap_apollon_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = omap_apollon_init, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index c938984480ed..d76dca788540 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -642,7 +642,7 @@ MACHINE_START(CM_T35, "Compulab CM-T35") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = cm_t35_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = cm_t35_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index a617a72ef781..05c72f4c1b57 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -303,7 +303,7 @@ MACHINE_START(CM_T3517, "Compulab CM-T3517") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = cm_t3517_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = cm_t3517_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index ead9c1d1940a..949dbeabab26 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -58,7 +58,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "common-board-devices.h" #define OMAP_DM9000_GPIO_IRQ 25 @@ -440,10 +439,7 @@ static void __init devkit8000_init_early(void) static void __init devkit8000_init_irq(void) { - omap_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif + omap3_init_irq(); } #define OMAP_DM9000_BASE 0x2c000000 @@ -709,5 +705,5 @@ MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000") .init_early = devkit8000_init_early, .init_irq = devkit8000_init_irq, .init_machine = devkit8000_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 73e3c31e8508..c6ecf607ebd6 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -70,7 +70,7 @@ MACHINE_START(OMAP_GENERIC, "Generic OMAP24xx") .reserve = omap_reserve, .map_io = omap_generic_map_io, .init_early = omap_generic_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = omap_generic_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index bac7933b8cbb..45de2b319ec9 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -298,7 +298,7 @@ static void __init omap_h4_init_early(void) static void __init omap_h4_init_irq(void) { - omap_init_irq(); + omap2_init_irq(); } static struct at24_platform_data m24c01 = { @@ -388,5 +388,5 @@ MACHINE_START(OMAP_H4, "OMAP2420 H4 board") .init_early = omap_h4_init_early, .init_irq = omap_h4_init_irq, .init_machine = omap_h4_init, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 84d284608333..f683835f936c 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -706,9 +706,9 @@ MACHINE_START(IGEP0020, "IGEP v2 board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = igep_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = igep_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END MACHINE_START(IGEP0030, "IGEP OMAP3 module") @@ -716,7 +716,7 @@ MACHINE_START(IGEP0030, "IGEP OMAP3 module") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = igep_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = igep_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index 2d7e0aed605e..5d4328f19c0f 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -348,7 +348,7 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_ldp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_ldp_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 8d74318ed495..e11f0c5d608a 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -699,9 +699,9 @@ MACHINE_START(NOKIA_N800, "Nokia N800") .reserve = omap_reserve, .map_io = n8x0_map_io, .init_early = n8x0_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END MACHINE_START(NOKIA_N810, "Nokia N810") @@ -709,9 +709,9 @@ MACHINE_START(NOKIA_N810, "Nokia N810") .reserve = omap_reserve, .map_io = n8x0_map_io, .init_early = n8x0_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") @@ -719,7 +719,7 @@ MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") .reserve = omap_reserve, .map_io = n8x0_map_io, .init_early = n8x0_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 8ef0e19127ad..2d8dfb3213bf 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -50,7 +50,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "pm.h" #include "common-board-devices.h" @@ -483,10 +482,7 @@ static void __init omap3_beagle_init_early(void) static void __init omap3_beagle_init_irq(void) { - omap_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif + omap3_init_irq(); } static struct platform_device *omap3_beagle_devices[] __initdata = { @@ -596,5 +592,5 @@ MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") .init_early = omap3_beagle_init_early, .init_irq = omap3_beagle_init_irq, .init_machine = omap3_beagle_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index c2ea437065c3..57bce0f2e195 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -739,7 +739,7 @@ MACHINE_START(OMAP3EVM, "OMAP3 EVM") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap3_evm_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3_evm_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index eaefb5916595..703aeb5b8fd4 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -35,7 +35,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "control.h" #include "common-board-devices.h" @@ -213,16 +212,16 @@ MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board") .boot_params = 0x80000100, .map_io = omap3_map_io, .init_early = omap3logic_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3logic_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") .boot_params = 0x80000100, .map_io = omap3_map_io, .init_early = omap3logic_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3logic_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index e95bba281a06..47c426e8420a 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -649,7 +649,7 @@ MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap3pandora_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3pandora_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index 63d12a3df30a..b8ad4dd5bbbf 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -52,7 +52,6 @@ #include "sdram-micron-mt46h32m32lf-6.h" #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "common-board-devices.h" #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) @@ -491,10 +490,7 @@ static void __init omap3_stalker_init_early(void) static void __init omap3_stalker_init_irq(void) { - omap_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif + omap3_init_irq(); } static struct platform_device *omap3_stalker_devices[] __initdata = { @@ -557,5 +553,5 @@ MACHINE_START(SBC3530, "OMAP3 STALKER") .init_early = omap3_stalker_init_early, .init_irq = omap3_stalker_init_irq, .init_machine = omap3_stalker_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index c80e2c3a919b..57e6ed34ebbc 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -51,7 +51,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "common-board-devices.h" #include <asm/setup.h> @@ -371,10 +370,7 @@ static void __init omap3_touchbook_init_early(void) static void __init omap3_touchbook_init_irq(void) { - omap_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif + omap3_init_irq(); } static struct platform_device *omap3_touchbook_devices[] __initdata = { @@ -449,5 +445,5 @@ MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") .init_early = omap3_touchbook_init_early, .init_irq = omap3_touchbook_init_irq, .init_machine = omap3_touchbook_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index 6d2372b98e46..ee2034e37468 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -41,7 +41,6 @@ #include <plat/usb.h> #include <plat/mmc.h> #include <video/omap-panel-generic-dpi.h> -#include "timer-gp.h" #include "hsmmc.h" #include "control.h" @@ -712,5 +711,5 @@ MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board") .init_early = omap4_panda_init_early, .init_irq = gic_init_irq, .init_machine = omap4_panda_init, - .timer = &omap_timer, + .timer = &omap4_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 031a9a68156c..1bf2f39b9d0e 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -615,7 +615,7 @@ MACHINE_START(OVERO, "Gumstix Overo") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = overo_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = overo_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index 42d10b12da3c..54dceb163415 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -163,7 +163,7 @@ MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") .reserve = omap_reserve, .map_io = rm680_map_io, .init_early = rm680_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = rm680_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index fec4cac8fa0a..5ea142f9bc97 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -160,7 +160,7 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") .reserve = rx51_reserve, .map_io = rx51_map_io, .init_early = rx51_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = rx51_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index 09fa7bfff8d6..a85d5b0b11da 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -33,11 +33,6 @@ static void __init ti8168_init_early(void) omap2_init_common_devices(NULL, NULL); } -static void __init ti8168_evm_init_irq(void) -{ - omap_init_irq(); -} - static void __init ti8168_evm_init(void) { omap_serial_init(); @@ -56,7 +51,7 @@ MACHINE_START(TI8168EVM, "ti8168evm") .boot_params = 0x80000100, .map_io = ti8168_evm_map_io, .init_early = ti8168_init_early, - .init_irq = ti8168_evm_init_irq, - .timer = &omap_timer, + .init_irq = ti816x_init_irq, + .timer = &omap3_timer, .init_machine = ti8168_evm_init, MACHINE_END diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index 4b133d75c935..8a98c3c303fc 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -137,9 +137,9 @@ MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_zoom_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") @@ -147,7 +147,7 @@ MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_zoom_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 441e79d043a7..2ce1ce6fb4db 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -333,23 +333,9 @@ static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) return omap_hwmod_set_postsetup_state(oh, *(u8 *)data); } +/* See irq.c, omap4-common.c and entry-macro.S */ void __iomem *omap_irq_base; -/* - * Initialize asm_irq_base for entry-macro.S - */ -static inline void omap_irq_base_init(void) -{ - if (cpu_is_omap24xx()) - omap_irq_base = OMAP2_L4_IO_ADDRESS(OMAP24XX_IC_BASE); - else if (cpu_is_omap34xx()) - omap_irq_base = OMAP2_L4_IO_ADDRESS(OMAP34XX_IC_BASE); - else if (cpu_is_omap44xx()) - omap_irq_base = OMAP2_L4_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE); - else - pr_err("Could not initialize omap_irq_base\n"); -} - void __init omap2_init_common_infrastructure(void) { u8 postsetup_state; @@ -422,7 +408,6 @@ void __init omap2_init_common_devices(struct omap_sdrc_params *sdrc_cs0, _omap2_init_reprogram_sdrc(); } - omap_irq_base_init(); } /* diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 3af2b7a1045e..3a12f7586a4c 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -141,25 +141,20 @@ omap_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num) IRQ_NOREQUEST | IRQ_NOPROBE, 0); } -void __init omap_init_irq(void) +static void __init omap_init_irq(u32 base, int nr_irqs) { unsigned long nr_of_irqs = 0; unsigned int nr_banks = 0; int i, j; + omap_irq_base = ioremap(base, SZ_4K); + if (WARN_ON(!omap_irq_base)) + return; + for (i = 0; i < ARRAY_SIZE(irq_banks); i++) { - unsigned long base = 0; struct omap_irq_bank *bank = irq_banks + i; - if (cpu_is_omap24xx()) - base = OMAP24XX_IC_BASE; - else if (cpu_is_omap34xx()) - base = OMAP34XX_IC_BASE; - - BUG_ON(!base); - - if (cpu_is_ti816x()) - bank->nr_irqs = 128; + bank->nr_irqs = nr_irqs; /* Static mapping, never released */ bank->base_reg = ioremap(base, SZ_4K); @@ -181,6 +176,21 @@ void __init omap_init_irq(void) nr_of_irqs, nr_banks, nr_banks > 1 ? "s" : ""); } +void __init omap2_init_irq(void) +{ + omap_init_irq(OMAP24XX_IC_BASE, 96); +} + +void __init omap3_init_irq(void) +{ + omap_init_irq(OMAP34XX_IC_BASE, 96); +} + +void __init ti816x_init_irq(void) +{ + omap_init_irq(OMAP34XX_IC_BASE, 128); +} + #ifdef CONFIG_ARCH_OMAP3 static struct omap3_intc_regs intc_context[ARRAY_SIZE(irq_banks)]; diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index 9ef8c29dd817..35ac3e5f6e94 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -19,6 +19,8 @@ #include <asm/hardware/gic.h> #include <asm/hardware/cache-l2x0.h> +#include <plat/irqs.h> + #include <mach/hardware.h> #include <mach/omap4-common.h> @@ -31,17 +33,15 @@ void __iomem *gic_dist_base_addr; void __init gic_init_irq(void) { - void __iomem *gic_cpu_base; - /* Static mapping, never released */ gic_dist_base_addr = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K); BUG_ON(!gic_dist_base_addr); /* Static mapping, never released */ - gic_cpu_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); - BUG_ON(!gic_cpu_base); + omap_irq_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); + BUG_ON(!omap_irq_base); - gic_init(0, 29, gic_dist_base_addr, gic_cpu_base); + gic_init(0, 29, gic_dist_base_addr, omap_irq_base); } #ifdef CONFIG_CACHE_L2X0 diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c index a5a83b358ddd..c56d1d47fec4 100644 --- a/arch/arm/mach-omap2/pm-debug.c +++ b/arch/arm/mach-omap2/pm-debug.c @@ -31,7 +31,6 @@ #include <plat/board.h> #include "powerdomain.h" #include "clockdomain.h" -#include <plat/dmtimer.h> #include <plat/omap-pm.h> #include "cm2xxx_3xxx.h" @@ -41,8 +40,6 @@ int omap2_pm_debug; u32 enable_off_mode; u32 sleep_while_idle; -u32 wakeup_timer_seconds; -u32 wakeup_timer_milliseconds; #define DUMP_PRM_MOD_REG(mod, reg) \ regs[reg_count].name = #mod "." #reg; \ @@ -162,23 +159,6 @@ void omap2_pm_dump(int mode, int resume, unsigned int us) printk(KERN_INFO "%-20s: 0x%08x\n", regs[i].name, regs[i].val); } -void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds) -{ - u32 tick_rate, cycles; - - if (!seconds && !milliseconds) - return; - - tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup)); - cycles = tick_rate * seconds + tick_rate * milliseconds / 1000; - omap_dm_timer_stop(gptimer_wakeup); - omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles); - - pr_info("PM: Resume timer in %u.%03u secs" - " (%d ticks at %d ticks/sec.)\n", - seconds, milliseconds, cycles, tick_rate); -} - #ifdef CONFIG_DEBUG_FS #include <linux/debugfs.h> #include <linux/seq_file.h> @@ -576,9 +556,6 @@ static int option_set(void *data, u64 val) { u32 *option = data; - if (option == &wakeup_timer_milliseconds && val >= 1000) - return -EINVAL; - *option = val; if (option == &enable_off_mode) { @@ -641,11 +618,6 @@ static int __init pm_dbg_init(void) &enable_off_mode, &pm_dbg_option_fops); (void) debugfs_create_file("sleep_while_idle", S_IRUGO | S_IWUSR, d, &sleep_while_idle, &pm_dbg_option_fops); - (void) debugfs_create_file("wakeup_timer_seconds", S_IRUGO | S_IWUSR, d, - &wakeup_timer_seconds, &pm_dbg_option_fops); - (void) debugfs_create_file("wakeup_timer_milliseconds", - S_IRUGO | S_IWUSR, d, &wakeup_timer_milliseconds, - &pm_dbg_option_fops); pm_dbg_init_done = 1; return 0; diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index 45bcfce77352..c3a367e3d010 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -60,19 +60,13 @@ inline void omap3_pm_init_cpuidle(struct cpuidle_params *cpuidle_board_params) extern int omap3_pm_get_suspend_state(struct powerdomain *pwrdm); extern int omap3_pm_set_suspend_state(struct powerdomain *pwrdm, int state); -extern u32 wakeup_timer_seconds; -extern u32 wakeup_timer_milliseconds; -extern struct omap_dm_timer *gptimer_wakeup; - #ifdef CONFIG_PM_DEBUG extern void omap2_pm_dump(int mode, int resume, unsigned int us); -extern void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds); extern int omap2_pm_debug; extern u32 enable_off_mode; extern u32 sleep_while_idle; #else #define omap2_pm_dump(mode, resume, us) do {} while (0); -#define omap2_pm_wakeup_on_timer(seconds, milliseconds) do {} while (0); #define omap2_pm_debug 0 #define enable_off_mode 0 #define sleep_while_idle 0 diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index c155c9d1c82c..4cb636af7045 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -534,10 +534,6 @@ static int omap3_pm_suspend(void) struct power_state *pwrst; int state, ret = 0; - if (wakeup_timer_seconds || wakeup_timer_milliseconds) - omap2_pm_wakeup_on_timer(wakeup_timer_seconds, - wakeup_timer_milliseconds); - /* Read current next_pwrsts */ list_for_each_entry(pwrst, &pwrst_list, node) pwrst->saved_state = pwrdm_read_next_pwrst(pwrst->pwrdm); diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c deleted file mode 100644 index 3b9cf85f4bb9..000000000000 --- a/arch/arm/mach-omap2/timer-gp.c +++ /dev/null @@ -1,266 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/timer-gp.c - * - * OMAP2 GP timer support. - * - * Copyright (C) 2009 Nokia Corporation - * - * Update to use new clocksource/clockevent layers - * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> - * Copyright (C) 2007 MontaVista Software, Inc. - * - * Original driver: - * Copyright (C) 2005 Nokia Corporation - * Author: Paul Mundt <paul.mundt@nokia.com> - * Juha Yrjölä <juha.yrjola@nokia.com> - * OMAP Dual-mode timer framework support by Timo Teras - * - * Some parts based off of TI's 24xx code: - * - * Copyright (C) 2004-2009 Texas Instruments, Inc. - * - * Roughly modelled after the OMAP1 MPU timer code. - * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/time.h> -#include <linux/interrupt.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/clocksource.h> -#include <linux/clockchips.h> - -#include <asm/mach/time.h> -#include <plat/dmtimer.h> -#include <asm/localtimer.h> -#include <asm/sched_clock.h> -#include <plat/common.h> -#include <plat/omap_hwmod.h> - -#include "timer-gp.h" - - -/* MAX_GPTIMER_ID: number of GPTIMERs on the chip */ -#define MAX_GPTIMER_ID 12 - -static struct omap_dm_timer *gptimer; -static struct clock_event_device clockevent_gpt; -static u8 __initdata gptimer_id = 1; -static u8 __initdata inited; -struct omap_dm_timer *gptimer_wakeup; - -static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) -{ - struct omap_dm_timer *gpt = (struct omap_dm_timer *)dev_id; - struct clock_event_device *evt = &clockevent_gpt; - - omap_dm_timer_write_status(gpt, OMAP_TIMER_INT_OVERFLOW); - - evt->event_handler(evt); - return IRQ_HANDLED; -} - -static struct irqaction omap2_gp_timer_irq = { - .name = "gp timer", - .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, - .handler = omap2_gp_timer_interrupt, -}; - -static int omap2_gp_timer_set_next_event(unsigned long cycles, - struct clock_event_device *evt) -{ - omap_dm_timer_set_load_start(gptimer, 0, 0xffffffff - cycles); - - return 0; -} - -static void omap2_gp_timer_set_mode(enum clock_event_mode mode, - struct clock_event_device *evt) -{ - u32 period; - - omap_dm_timer_stop(gptimer); - - switch (mode) { - case CLOCK_EVT_MODE_PERIODIC: - period = clk_get_rate(omap_dm_timer_get_fclk(gptimer)) / HZ; - period -= 1; - omap_dm_timer_set_load_start(gptimer, 1, 0xffffffff - period); - break; - case CLOCK_EVT_MODE_ONESHOT: - break; - case CLOCK_EVT_MODE_UNUSED: - case CLOCK_EVT_MODE_SHUTDOWN: - case CLOCK_EVT_MODE_RESUME: - break; - } -} - -static struct clock_event_device clockevent_gpt = { - .name = "gp timer", - .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, - .shift = 32, - .set_next_event = omap2_gp_timer_set_next_event, - .set_mode = omap2_gp_timer_set_mode, -}; - -/** - * omap2_gp_clockevent_set_gptimer - set which GPTIMER is used for clockevents - * @id: GPTIMER to use (1..MAX_GPTIMER_ID) - * - * Define the GPTIMER that the system should use for the tick timer. - * Meant to be called from board-*.c files in the event that GPTIMER1, the - * default, is unsuitable. Returns -EINVAL on error or 0 on success. - */ -int __init omap2_gp_clockevent_set_gptimer(u8 id) -{ - if (id < 1 || id > MAX_GPTIMER_ID) - return -EINVAL; - - BUG_ON(inited); - - gptimer_id = id; - - return 0; -} - -static void __init omap2_gp_clockevent_init(void) -{ - u32 tick_rate; - int src; - char clockevent_hwmod_name[8]; /* 8 = sizeof("timerXX0") */ - - inited = 1; - - sprintf(clockevent_hwmod_name, "timer%d", gptimer_id); - omap_hwmod_setup_one(clockevent_hwmod_name); - - gptimer = omap_dm_timer_request_specific(gptimer_id); - BUG_ON(gptimer == NULL); - gptimer_wakeup = gptimer; - -#if defined(CONFIG_OMAP_32K_TIMER) - src = OMAP_TIMER_SRC_32_KHZ; -#else - src = OMAP_TIMER_SRC_SYS_CLK; - WARN(gptimer_id == 12, "WARNING: GPTIMER12 can only use the " - "secure 32KiHz clock source\n"); -#endif - - if (gptimer_id != 12) - WARN(IS_ERR_VALUE(omap_dm_timer_set_source(gptimer, src)), - "timer-gp: omap_dm_timer_set_source() failed\n"); - - tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer)); - - pr_info("OMAP clockevent source: GPTIMER%d at %u Hz\n", - gptimer_id, tick_rate); - - omap2_gp_timer_irq.dev_id = (void *)gptimer; - setup_irq(omap_dm_timer_get_irq(gptimer), &omap2_gp_timer_irq); - omap_dm_timer_set_int_enable(gptimer, OMAP_TIMER_INT_OVERFLOW); - - clockevent_gpt.mult = div_sc(tick_rate, NSEC_PER_SEC, - clockevent_gpt.shift); - clockevent_gpt.max_delta_ns = - clockevent_delta2ns(0xffffffff, &clockevent_gpt); - clockevent_gpt.min_delta_ns = - clockevent_delta2ns(3, &clockevent_gpt); - /* Timer internal resynch latency. */ - - clockevent_gpt.cpumask = cpumask_of(0); - clockevents_register_device(&clockevent_gpt); -} - -/* Clocksource code */ - -#ifdef CONFIG_OMAP_32K_TIMER -/* - * When 32k-timer is enabled, don't use GPTimer for clocksource - * instead, just leave default clocksource which uses the 32k - * sync counter. See clocksource setup in plat-omap/counter_32k.c - */ - -static void __init omap2_gp_clocksource_init(void) -{ - omap_init_clocksource_32k(); -} - -#else -/* - * clocksource - */ -static DEFINE_CLOCK_DATA(cd); -static struct omap_dm_timer *gpt_clocksource; -static cycle_t clocksource_read_cycles(struct clocksource *cs) -{ - return (cycle_t)omap_dm_timer_read_counter(gpt_clocksource); -} - -static struct clocksource clocksource_gpt = { - .name = "gp timer", - .rating = 300, - .read = clocksource_read_cycles, - .mask = CLOCKSOURCE_MASK(32), - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - -static void notrace dmtimer_update_sched_clock(void) -{ - u32 cyc; - - cyc = omap_dm_timer_read_counter(gpt_clocksource); - - update_sched_clock(&cd, cyc, (u32)~0); -} - -/* Setup free-running counter for clocksource */ -static void __init omap2_gp_clocksource_init(void) -{ - static struct omap_dm_timer *gpt; - u32 tick_rate; - static char err1[] __initdata = KERN_ERR - "%s: failed to request dm-timer\n"; - static char err2[] __initdata = KERN_ERR - "%s: can't register clocksource!\n"; - - gpt = omap_dm_timer_request(); - if (!gpt) - printk(err1, clocksource_gpt.name); - gpt_clocksource = gpt; - - omap_dm_timer_set_source(gpt, OMAP_TIMER_SRC_SYS_CLK); - tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gpt)); - - omap_dm_timer_set_load_start(gpt, 1, 0); - - init_sched_clock(&cd, dmtimer_update_sched_clock, 32, tick_rate); - - if (clocksource_register_hz(&clocksource_gpt, tick_rate)) - printk(err2, clocksource_gpt.name); -} -#endif - -static void __init omap2_gp_timer_init(void) -{ -#ifdef CONFIG_LOCAL_TIMERS - if (cpu_is_omap44xx()) { - twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_256); - BUG_ON(!twd_base); - } -#endif - omap_dm_timer_init(); - - omap2_gp_clockevent_init(); - omap2_gp_clocksource_init(); -} - -struct sys_timer omap_timer = { - .init = omap2_gp_timer_init, -}; diff --git a/arch/arm/mach-omap2/timer-gp.h b/arch/arm/mach-omap2/timer-gp.h deleted file mode 100644 index 5c1072c6783b..000000000000 --- a/arch/arm/mach-omap2/timer-gp.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * OMAP2/3 GPTIMER support.headers - * - * Copyright (C) 2009 Nokia Corporation - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_TIMER_GP_H -#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_TIMER_GP_H - -extern int __init omap2_gp_clockevent_set_gptimer(u8 id); - -#endif diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c new file mode 100644 index 000000000000..e9640728239b --- /dev/null +++ b/arch/arm/mach-omap2/timer.c @@ -0,0 +1,342 @@ +/* + * linux/arch/arm/mach-omap2/timer.c + * + * OMAP2 GP timer support. + * + * Copyright (C) 2009 Nokia Corporation + * + * Update to use new clocksource/clockevent layers + * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> + * Copyright (C) 2007 MontaVista Software, Inc. + * + * Original driver: + * Copyright (C) 2005 Nokia Corporation + * Author: Paul Mundt <paul.mundt@nokia.com> + * Juha Yrjölä <juha.yrjola@nokia.com> + * OMAP Dual-mode timer framework support by Timo Teras + * + * Some parts based off of TI's 24xx code: + * + * Copyright (C) 2004-2009 Texas Instruments, Inc. + * + * Roughly modelled after the OMAP1 MPU timer code. + * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/time.h> +#include <linux/interrupt.h> +#include <linux/err.h> +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/irq.h> +#include <linux/clocksource.h> +#include <linux/clockchips.h> + +#include <asm/mach/time.h> +#include <plat/dmtimer.h> +#include <asm/localtimer.h> +#include <asm/sched_clock.h> +#include <plat/common.h> +#include <plat/omap_hwmod.h> + +/* Parent clocks, eventually these will come from the clock framework */ + +#define OMAP2_MPU_SOURCE "sys_ck" +#define OMAP3_MPU_SOURCE OMAP2_MPU_SOURCE +#define OMAP4_MPU_SOURCE "sys_clkin_ck" +#define OMAP2_32K_SOURCE "func_32k_ck" +#define OMAP3_32K_SOURCE "omap_32k_fck" +#define OMAP4_32K_SOURCE "sys_32k_ck" + +#ifdef CONFIG_OMAP_32K_TIMER +#define OMAP2_CLKEV_SOURCE OMAP2_32K_SOURCE +#define OMAP3_CLKEV_SOURCE OMAP3_32K_SOURCE +#define OMAP4_CLKEV_SOURCE OMAP4_32K_SOURCE +#define OMAP3_SECURE_TIMER 12 +#else +#define OMAP2_CLKEV_SOURCE OMAP2_MPU_SOURCE +#define OMAP3_CLKEV_SOURCE OMAP3_MPU_SOURCE +#define OMAP4_CLKEV_SOURCE OMAP4_MPU_SOURCE +#define OMAP3_SECURE_TIMER 1 +#endif + +/* MAX_GPTIMER_ID: number of GPTIMERs on the chip */ +#define MAX_GPTIMER_ID 12 + +u32 sys_timer_reserved; + +/* Clockevent code */ + +static struct omap_dm_timer clkev; +static struct clock_event_device clockevent_gpt; + +static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) +{ + struct clock_event_device *evt = &clockevent_gpt; + + __omap_dm_timer_write_status(clkev.io_base, OMAP_TIMER_INT_OVERFLOW); + + evt->event_handler(evt); + return IRQ_HANDLED; +} + +static struct irqaction omap2_gp_timer_irq = { + .name = "gp timer", + .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, + .handler = omap2_gp_timer_interrupt, +}; + +static int omap2_gp_timer_set_next_event(unsigned long cycles, + struct clock_event_device *evt) +{ + __omap_dm_timer_load_start(clkev.io_base, OMAP_TIMER_CTRL_ST, + 0xffffffff - cycles, 1); + + return 0; +} + +static void omap2_gp_timer_set_mode(enum clock_event_mode mode, + struct clock_event_device *evt) +{ + u32 period; + + __omap_dm_timer_stop(clkev.io_base, 1, clkev.rate); + + switch (mode) { + case CLOCK_EVT_MODE_PERIODIC: + period = clkev.rate / HZ; + period -= 1; + /* Looks like we need to first set the load value separately */ + __omap_dm_timer_write(clkev.io_base, OMAP_TIMER_LOAD_REG, + 0xffffffff - period, 1); + __omap_dm_timer_load_start(clkev.io_base, + OMAP_TIMER_CTRL_AR | OMAP_TIMER_CTRL_ST, + 0xffffffff - period, 1); + break; + case CLOCK_EVT_MODE_ONESHOT: + break; + case CLOCK_EVT_MODE_UNUSED: + case CLOCK_EVT_MODE_SHUTDOWN: + case CLOCK_EVT_MODE_RESUME: + break; + } +} + +static struct clock_event_device clockevent_gpt = { + .name = "gp timer", + .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, + .shift = 32, + .set_next_event = omap2_gp_timer_set_next_event, + .set_mode = omap2_gp_timer_set_mode, +}; + +static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer, + int gptimer_id, + const char *fck_source) +{ + char name[10]; /* 10 = sizeof("gptXX_Xck0") */ + struct omap_hwmod *oh; + size_t size; + int res = 0; + + sprintf(name, "timer%d", gptimer_id); + omap_hwmod_setup_one(name); + oh = omap_hwmod_lookup(name); + if (!oh) + return -ENODEV; + + timer->irq = oh->mpu_irqs[0].irq; + timer->phys_base = oh->slaves[0]->addr->pa_start; + size = oh->slaves[0]->addr->pa_end - timer->phys_base; + + /* Static mapping, never released */ + timer->io_base = ioremap(timer->phys_base, size); + if (!timer->io_base) + return -ENXIO; + + /* After the dmtimer is using hwmod these clocks won't be needed */ + sprintf(name, "gpt%d_fck", gptimer_id); + timer->fclk = clk_get(NULL, name); + if (IS_ERR(timer->fclk)) + return -ENODEV; + + sprintf(name, "gpt%d_ick", gptimer_id); + timer->iclk = clk_get(NULL, name); + if (IS_ERR(timer->iclk)) { + clk_put(timer->fclk); + return -ENODEV; + } + + omap_hwmod_enable(oh); + + sys_timer_reserved |= (1 << (gptimer_id - 1)); + + if (gptimer_id != 12) { + struct clk *src; + + src = clk_get(NULL, fck_source); + if (IS_ERR(src)) { + res = -EINVAL; + } else { + res = __omap_dm_timer_set_source(timer->fclk, src); + if (IS_ERR_VALUE(res)) + pr_warning("%s: timer%i cannot set source\n", + __func__, gptimer_id); + clk_put(src); + } + } + __omap_dm_timer_reset(timer->io_base, 1, 1); + timer->posted = 1; + + timer->rate = clk_get_rate(timer->fclk); + + timer->reserved = 1; + + return res; +} + +static void __init omap2_gp_clockevent_init(int gptimer_id, + const char *fck_source) +{ + int res; + + res = omap_dm_timer_init_one(&clkev, gptimer_id, fck_source); + BUG_ON(res); + + omap2_gp_timer_irq.dev_id = (void *)&clkev; + setup_irq(clkev.irq, &omap2_gp_timer_irq); + + __omap_dm_timer_int_enable(clkev.io_base, OMAP_TIMER_INT_OVERFLOW); + + clockevent_gpt.mult = div_sc(clkev.rate, NSEC_PER_SEC, + clockevent_gpt.shift); + clockevent_gpt.max_delta_ns = + clockevent_delta2ns(0xffffffff, &clockevent_gpt); + clockevent_gpt.min_delta_ns = + clockevent_delta2ns(3, &clockevent_gpt); + /* Timer internal resynch latency. */ + + clockevent_gpt.cpumask = cpumask_of(0); + clockevents_register_device(&clockevent_gpt); + + pr_info("OMAP clockevent source: GPTIMER%d at %lu Hz\n", + gptimer_id, clkev.rate); +} + +/* Clocksource code */ + +#ifdef CONFIG_OMAP_32K_TIMER +/* + * When 32k-timer is enabled, don't use GPTimer for clocksource + * instead, just leave default clocksource which uses the 32k + * sync counter. See clocksource setup in plat-omap/counter_32k.c + */ + +static void __init omap2_gp_clocksource_init(int unused, const char *dummy) +{ + omap_init_clocksource_32k(); +} + +#else + +static struct omap_dm_timer clksrc; + +/* + * clocksource + */ +static DEFINE_CLOCK_DATA(cd); +static cycle_t clocksource_read_cycles(struct clocksource *cs) +{ + return (cycle_t)__omap_dm_timer_read_counter(clksrc.io_base, 1); +} + +static struct clocksource clocksource_gpt = { + .name = "gp timer", + .rating = 300, + .read = clocksource_read_cycles, + .mask = CLOCKSOURCE_MASK(32), + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + +static void notrace dmtimer_update_sched_clock(void) +{ + u32 cyc; + + cyc = __omap_dm_timer_read_counter(clksrc.io_base, 1); + + update_sched_clock(&cd, cyc, (u32)~0); +} + +unsigned long long notrace sched_clock(void) +{ + u32 cyc = 0; + + if (clksrc.reserved) + cyc = __omap_dm_timer_read_counter(clksrc.io_base, 1); + + return cyc_to_sched_clock(&cd, cyc, (u32)~0); +} + +/* Setup free-running counter for clocksource */ +static void __init omap2_gp_clocksource_init(int gptimer_id, + const char *fck_source) +{ + int res; + + res = omap_dm_timer_init_one(&clksrc, gptimer_id, fck_source); + BUG_ON(res); + + pr_info("OMAP clocksource: GPTIMER%d at %lu Hz\n", + gptimer_id, clksrc.rate); + + __omap_dm_timer_load_start(clksrc.io_base, OMAP_TIMER_CTRL_ST, 0, 1); + init_sched_clock(&cd, dmtimer_update_sched_clock, 32, clksrc.rate); + + if (clocksource_register_hz(&clocksource_gpt, clksrc.rate)) + pr_err("Could not register clocksource %s\n", + clocksource_gpt.name); +} +#endif + +#define OMAP_SYS_TIMER_INIT(name, clkev_nr, clkev_src, \ + clksrc_nr, clksrc_src) \ +static void __init omap##name##_timer_init(void) \ +{ \ + omap2_gp_clockevent_init((clkev_nr), clkev_src); \ + omap2_gp_clocksource_init((clksrc_nr), clksrc_src); \ +} + +#define OMAP_SYS_TIMER(name) \ +struct sys_timer omap##name##_timer = { \ + .init = omap##name##_timer_init, \ +}; + +#ifdef CONFIG_ARCH_OMAP2 +OMAP_SYS_TIMER_INIT(2, 1, OMAP2_CLKEV_SOURCE, 2, OMAP2_MPU_SOURCE) +OMAP_SYS_TIMER(2) +#endif + +#ifdef CONFIG_ARCH_OMAP3 +OMAP_SYS_TIMER_INIT(3, 1, OMAP3_CLKEV_SOURCE, 2, OMAP3_MPU_SOURCE) +OMAP_SYS_TIMER(3) +OMAP_SYS_TIMER_INIT(3_secure, OMAP3_SECURE_TIMER, OMAP3_CLKEV_SOURCE, + 2, OMAP3_MPU_SOURCE) +OMAP_SYS_TIMER(3_secure) +#endif + +#ifdef CONFIG_ARCH_OMAP4 +static void __init omap4_timer_init(void) +{ +#ifdef CONFIG_LOCAL_TIMERS + twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_256); + BUG_ON(!twd_base); +#endif + omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE); + omap2_gp_clocksource_init(2, OMAP4_MPU_SOURCE); +} +OMAP_SYS_TIMER(4) +#endif diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index f7fed6080190..c13bc3d3eb2c 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -126,7 +126,7 @@ static inline unsigned long long notrace _omap_32k_sched_clock(void) return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); } -#ifndef CONFIG_OMAP_MPU_TIMER +#if defined(CONFIG_OMAP_32K_TIMER) && !defined(CONFIG_OMAP_MPU_TIMER) unsigned long long notrace sched_clock(void) { return _omap_32k_sched_clock(); diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index ee9f6ebba29b..8dfb8186b2c2 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -41,127 +41,6 @@ #include <plat/dmtimer.h> #include <mach/irqs.h> -/* register offsets */ -#define _OMAP_TIMER_ID_OFFSET 0x00 -#define _OMAP_TIMER_OCP_CFG_OFFSET 0x10 -#define _OMAP_TIMER_SYS_STAT_OFFSET 0x14 -#define _OMAP_TIMER_STAT_OFFSET 0x18 -#define _OMAP_TIMER_INT_EN_OFFSET 0x1c -#define _OMAP_TIMER_WAKEUP_EN_OFFSET 0x20 -#define _OMAP_TIMER_CTRL_OFFSET 0x24 -#define OMAP_TIMER_CTRL_GPOCFG (1 << 14) -#define OMAP_TIMER_CTRL_CAPTMODE (1 << 13) -#define OMAP_TIMER_CTRL_PT (1 << 12) -#define OMAP_TIMER_CTRL_TCM_LOWTOHIGH (0x1 << 8) -#define OMAP_TIMER_CTRL_TCM_HIGHTOLOW (0x2 << 8) -#define OMAP_TIMER_CTRL_TCM_BOTHEDGES (0x3 << 8) -#define OMAP_TIMER_CTRL_SCPWM (1 << 7) -#define OMAP_TIMER_CTRL_CE (1 << 6) /* compare enable */ -#define OMAP_TIMER_CTRL_PRE (1 << 5) /* prescaler enable */ -#define OMAP_TIMER_CTRL_PTV_SHIFT 2 /* prescaler value shift */ -#define OMAP_TIMER_CTRL_POSTED (1 << 2) -#define OMAP_TIMER_CTRL_AR (1 << 1) /* auto-reload enable */ -#define OMAP_TIMER_CTRL_ST (1 << 0) /* start timer */ -#define _OMAP_TIMER_COUNTER_OFFSET 0x28 -#define _OMAP_TIMER_LOAD_OFFSET 0x2c -#define _OMAP_TIMER_TRIGGER_OFFSET 0x30 -#define _OMAP_TIMER_WRITE_PEND_OFFSET 0x34 -#define WP_NONE 0 /* no write pending bit */ -#define WP_TCLR (1 << 0) -#define WP_TCRR (1 << 1) -#define WP_TLDR (1 << 2) -#define WP_TTGR (1 << 3) -#define WP_TMAR (1 << 4) -#define WP_TPIR (1 << 5) -#define WP_TNIR (1 << 6) -#define WP_TCVR (1 << 7) -#define WP_TOCR (1 << 8) -#define WP_TOWR (1 << 9) -#define _OMAP_TIMER_MATCH_OFFSET 0x38 -#define _OMAP_TIMER_CAPTURE_OFFSET 0x3c -#define _OMAP_TIMER_IF_CTRL_OFFSET 0x40 -#define _OMAP_TIMER_CAPTURE2_OFFSET 0x44 /* TCAR2, 34xx only */ -#define _OMAP_TIMER_TICK_POS_OFFSET 0x48 /* TPIR, 34xx only */ -#define _OMAP_TIMER_TICK_NEG_OFFSET 0x4c /* TNIR, 34xx only */ -#define _OMAP_TIMER_TICK_COUNT_OFFSET 0x50 /* TCVR, 34xx only */ -#define _OMAP_TIMER_TICK_INT_MASK_SET_OFFSET 0x54 /* TOCR, 34xx only */ -#define _OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET 0x58 /* TOWR, 34xx only */ - -/* register offsets with the write pending bit encoded */ -#define WPSHIFT 16 - -#define OMAP_TIMER_ID_REG (_OMAP_TIMER_ID_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_OCP_CFG_REG (_OMAP_TIMER_OCP_CFG_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_SYS_STAT_REG (_OMAP_TIMER_SYS_STAT_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_STAT_REG (_OMAP_TIMER_STAT_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_INT_EN_REG (_OMAP_TIMER_INT_EN_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_WAKEUP_EN_REG (_OMAP_TIMER_WAKEUP_EN_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_CTRL_REG (_OMAP_TIMER_CTRL_OFFSET \ - | (WP_TCLR << WPSHIFT)) - -#define OMAP_TIMER_COUNTER_REG (_OMAP_TIMER_COUNTER_OFFSET \ - | (WP_TCRR << WPSHIFT)) - -#define OMAP_TIMER_LOAD_REG (_OMAP_TIMER_LOAD_OFFSET \ - | (WP_TLDR << WPSHIFT)) - -#define OMAP_TIMER_TRIGGER_REG (_OMAP_TIMER_TRIGGER_OFFSET \ - | (WP_TTGR << WPSHIFT)) - -#define OMAP_TIMER_WRITE_PEND_REG (_OMAP_TIMER_WRITE_PEND_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_MATCH_REG (_OMAP_TIMER_MATCH_OFFSET \ - | (WP_TMAR << WPSHIFT)) - -#define OMAP_TIMER_CAPTURE_REG (_OMAP_TIMER_CAPTURE_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_IF_CTRL_REG (_OMAP_TIMER_IF_CTRL_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_CAPTURE2_REG (_OMAP_TIMER_CAPTURE2_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_TICK_POS_REG (_OMAP_TIMER_TICK_POS_OFFSET \ - | (WP_TPIR << WPSHIFT)) - -#define OMAP_TIMER_TICK_NEG_REG (_OMAP_TIMER_TICK_NEG_OFFSET \ - | (WP_TNIR << WPSHIFT)) - -#define OMAP_TIMER_TICK_COUNT_REG (_OMAP_TIMER_TICK_COUNT_OFFSET \ - | (WP_TCVR << WPSHIFT)) - -#define OMAP_TIMER_TICK_INT_MASK_SET_REG \ - (_OMAP_TIMER_TICK_INT_MASK_SET_OFFSET | (WP_TOCR << WPSHIFT)) - -#define OMAP_TIMER_TICK_INT_MASK_COUNT_REG \ - (_OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET | (WP_TOWR << WPSHIFT)) - -struct omap_dm_timer { - unsigned long phys_base; - int irq; -#ifdef CONFIG_ARCH_OMAP2PLUS - struct clk *iclk, *fclk; -#endif - void __iomem *io_base; - unsigned reserved:1; - unsigned enabled:1; - unsigned posted:1; -}; - static int dm_timer_count; #ifdef CONFIG_ARCH_OMAP1 @@ -291,11 +170,7 @@ static spinlock_t dm_timer_lock; */ static inline u32 omap_dm_timer_read_reg(struct omap_dm_timer *timer, u32 reg) { - if (timer->posted) - while (readl(timer->io_base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) - & (reg >> WPSHIFT)) - cpu_relax(); - return readl(timer->io_base + (reg & 0xff)); + return __omap_dm_timer_read(timer->io_base, reg, timer->posted); } /* @@ -307,11 +182,7 @@ static inline u32 omap_dm_timer_read_reg(struct omap_dm_timer *timer, u32 reg) static void omap_dm_timer_write_reg(struct omap_dm_timer *timer, u32 reg, u32 value) { - if (timer->posted) - while (readl(timer->io_base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) - & (reg >> WPSHIFT)) - cpu_relax(); - writel(value, timer->io_base + (reg & 0xff)); + __omap_dm_timer_write(timer->io_base, reg, value, timer->posted); } static void omap_dm_timer_wait_for_reset(struct omap_dm_timer *timer) @@ -330,7 +201,7 @@ static void omap_dm_timer_wait_for_reset(struct omap_dm_timer *timer) static void omap_dm_timer_reset(struct omap_dm_timer *timer) { - u32 l; + int autoidle = 0, wakeup = 0; if (!cpu_class_is_omap2() || timer != &dm_timers[0]) { omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, 0x06); @@ -338,28 +209,21 @@ static void omap_dm_timer_reset(struct omap_dm_timer *timer) } omap_dm_timer_set_source(timer, OMAP_TIMER_SRC_32_KHZ); - l = omap_dm_timer_read_reg(timer, OMAP_TIMER_OCP_CFG_REG); - l |= 0x02 << 3; /* Set to smart-idle mode */ - l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */ - /* Enable autoidle on OMAP2 / OMAP3 */ if (cpu_is_omap24xx() || cpu_is_omap34xx()) - l |= 0x1 << 0; + autoidle = 1; /* * Enable wake-up on OMAP2 CPUs. */ if (cpu_class_is_omap2()) - l |= 1 << 2; - omap_dm_timer_write_reg(timer, OMAP_TIMER_OCP_CFG_REG, l); + wakeup = 1; - /* Match hardware reset default of posted mode */ - omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, - OMAP_TIMER_CTRL_POSTED); + __omap_dm_timer_reset(timer->io_base, autoidle, wakeup); timer->posted = 1; } -static void omap_dm_timer_prepare(struct omap_dm_timer *timer) +void omap_dm_timer_prepare(struct omap_dm_timer *timer) { omap_dm_timer_enable(timer); omap_dm_timer_reset(timer); @@ -531,25 +395,13 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_start); void omap_dm_timer_stop(struct omap_dm_timer *timer) { - u32 l; + unsigned long rate = 0; - l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); - if (l & OMAP_TIMER_CTRL_ST) { - l &= ~0x1; - omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); #ifdef CONFIG_ARCH_OMAP2PLUS - /* Readback to make sure write has completed */ - omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); - /* - * Wait for functional clock period x 3.5 to make sure that - * timer is stopped - */ - udelay(3500000 / clk_get_rate(timer->fclk) + 1); + rate = clk_get_rate(timer->fclk); #endif - } - /* Ack possibly pending interrupt */ - omap_dm_timer_write_reg(timer, OMAP_TIMER_STAT_REG, - OMAP_TIMER_INT_OVERFLOW); + + __omap_dm_timer_stop(timer->io_base, timer->posted, rate); } EXPORT_SYMBOL_GPL(omap_dm_timer_stop); @@ -572,22 +424,11 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source) { - int ret = -EINVAL; - if (source < 0 || source >= 3) return -EINVAL; - clk_disable(timer->fclk); - ret = clk_set_parent(timer->fclk, dm_source_clocks[source]); - clk_enable(timer->fclk); - - /* - * When the functional clock disappears, too quick writes seem - * to cause an abort. XXX Is this still necessary? - */ - __delay(300000); - - return ret; + return __omap_dm_timer_set_source(timer->fclk, + dm_source_clocks[source]); } EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); @@ -625,8 +466,7 @@ void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, } l |= OMAP_TIMER_CTRL_ST; - omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, load); - omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); + __omap_dm_timer_load_start(timer->io_base, l, load, timer->posted); } EXPORT_SYMBOL_GPL(omap_dm_timer_set_load_start); @@ -679,8 +519,7 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_set_prescaler); void omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, unsigned int value) { - omap_dm_timer_write_reg(timer, OMAP_TIMER_INT_EN_REG, value); - omap_dm_timer_write_reg(timer, OMAP_TIMER_WAKEUP_EN_REG, value); + __omap_dm_timer_int_enable(timer->io_base, value); } EXPORT_SYMBOL_GPL(omap_dm_timer_set_int_enable); @@ -696,17 +535,13 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_read_status); void omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value) { - omap_dm_timer_write_reg(timer, OMAP_TIMER_STAT_REG, value); + __omap_dm_timer_write_status(timer->io_base, value); } EXPORT_SYMBOL_GPL(omap_dm_timer_write_status); unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer) { - unsigned int l; - - l = omap_dm_timer_read_reg(timer, OMAP_TIMER_COUNTER_REG); - - return l; + return __omap_dm_timer_read_counter(timer->io_base, timer->posted); } EXPORT_SYMBOL_GPL(omap_dm_timer_read_counter); @@ -737,7 +572,7 @@ int omap_dm_timers_active(void) } EXPORT_SYMBOL_GPL(omap_dm_timers_active); -int __init omap_dm_timer_init(void) +static int __init omap_dm_timer_init(void) { struct omap_dm_timer *timer; int i, map_size = SZ_8K; /* Module 4KB + L4 4KB except on omap1 */ @@ -790,8 +625,16 @@ int __init omap_dm_timer_init(void) sprintf(clk_name, "gpt%d_fck", i + 1); timer->fclk = clk_get(NULL, clk_name); } + + /* One or two timers may be set up early for sys_timer */ + if (sys_timer_reserved & (1 << i)) { + timer->reserved = 1; + timer->posted = 1; + } #endif } return 0; } + +arch_initcall(omap_dm_timer_init); diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 5288130be96e..4564cc697d7f 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -34,7 +34,11 @@ struct sys_timer; extern void omap_map_common_io(void); -extern struct sys_timer omap_timer; +extern struct sys_timer omap1_timer; +extern struct sys_timer omap2_timer; +extern struct sys_timer omap3_timer; +extern struct sys_timer omap3_secure_timer; +extern struct sys_timer omap4_timer; extern bool omap_32k_timer_init(void); extern int __init omap_init_clocksource_32k(void); extern unsigned long long notrace omap_32k_sched_clock(void); diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index d6c70d2f4030..d0f3a2d22fd3 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -32,6 +32,9 @@ * 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include <linux/clk.h> +#include <linux/delay.h> + #ifndef __ASM_ARCH_DMTIMER_H #define __ASM_ARCH_DMTIMER_H @@ -56,12 +59,8 @@ */ #define OMAP_TIMER_IP_VERSION_1 0x1 struct omap_dm_timer; -extern struct omap_dm_timer *gptimer_wakeup; -extern struct sys_timer omap_timer; struct clk; -int omap_dm_timer_init(void); - struct omap_dm_timer *omap_dm_timer_request(void); struct omap_dm_timer *omap_dm_timer_request_specific(int timer_id); void omap_dm_timer_free(struct omap_dm_timer *timer); @@ -93,5 +92,248 @@ void omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value int omap_dm_timers_active(void); +/* + * Do not use the defines below, they are not needed. They should be only + * used by dmtimer.c and sys_timer related code. + */ + +/* register offsets */ +#define _OMAP_TIMER_ID_OFFSET 0x00 +#define _OMAP_TIMER_OCP_CFG_OFFSET 0x10 +#define _OMAP_TIMER_SYS_STAT_OFFSET 0x14 +#define _OMAP_TIMER_STAT_OFFSET 0x18 +#define _OMAP_TIMER_INT_EN_OFFSET 0x1c +#define _OMAP_TIMER_WAKEUP_EN_OFFSET 0x20 +#define _OMAP_TIMER_CTRL_OFFSET 0x24 +#define OMAP_TIMER_CTRL_GPOCFG (1 << 14) +#define OMAP_TIMER_CTRL_CAPTMODE (1 << 13) +#define OMAP_TIMER_CTRL_PT (1 << 12) +#define OMAP_TIMER_CTRL_TCM_LOWTOHIGH (0x1 << 8) +#define OMAP_TIMER_CTRL_TCM_HIGHTOLOW (0x2 << 8) +#define OMAP_TIMER_CTRL_TCM_BOTHEDGES (0x3 << 8) +#define OMAP_TIMER_CTRL_SCPWM (1 << 7) +#define OMAP_TIMER_CTRL_CE (1 << 6) /* compare enable */ +#define OMAP_TIMER_CTRL_PRE (1 << 5) /* prescaler enable */ +#define OMAP_TIMER_CTRL_PTV_SHIFT 2 /* prescaler value shift */ +#define OMAP_TIMER_CTRL_POSTED (1 << 2) +#define OMAP_TIMER_CTRL_AR (1 << 1) /* auto-reload enable */ +#define OMAP_TIMER_CTRL_ST (1 << 0) /* start timer */ +#define _OMAP_TIMER_COUNTER_OFFSET 0x28 +#define _OMAP_TIMER_LOAD_OFFSET 0x2c +#define _OMAP_TIMER_TRIGGER_OFFSET 0x30 +#define _OMAP_TIMER_WRITE_PEND_OFFSET 0x34 +#define WP_NONE 0 /* no write pending bit */ +#define WP_TCLR (1 << 0) +#define WP_TCRR (1 << 1) +#define WP_TLDR (1 << 2) +#define WP_TTGR (1 << 3) +#define WP_TMAR (1 << 4) +#define WP_TPIR (1 << 5) +#define WP_TNIR (1 << 6) +#define WP_TCVR (1 << 7) +#define WP_TOCR (1 << 8) +#define WP_TOWR (1 << 9) +#define _OMAP_TIMER_MATCH_OFFSET 0x38 +#define _OMAP_TIMER_CAPTURE_OFFSET 0x3c +#define _OMAP_TIMER_IF_CTRL_OFFSET 0x40 +#define _OMAP_TIMER_CAPTURE2_OFFSET 0x44 /* TCAR2, 34xx only */ +#define _OMAP_TIMER_TICK_POS_OFFSET 0x48 /* TPIR, 34xx only */ +#define _OMAP_TIMER_TICK_NEG_OFFSET 0x4c /* TNIR, 34xx only */ +#define _OMAP_TIMER_TICK_COUNT_OFFSET 0x50 /* TCVR, 34xx only */ +#define _OMAP_TIMER_TICK_INT_MASK_SET_OFFSET 0x54 /* TOCR, 34xx only */ +#define _OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET 0x58 /* TOWR, 34xx only */ + +/* register offsets with the write pending bit encoded */ +#define WPSHIFT 16 + +#define OMAP_TIMER_ID_REG (_OMAP_TIMER_ID_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_OCP_CFG_REG (_OMAP_TIMER_OCP_CFG_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_SYS_STAT_REG (_OMAP_TIMER_SYS_STAT_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_STAT_REG (_OMAP_TIMER_STAT_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_INT_EN_REG (_OMAP_TIMER_INT_EN_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_WAKEUP_EN_REG (_OMAP_TIMER_WAKEUP_EN_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_CTRL_REG (_OMAP_TIMER_CTRL_OFFSET \ + | (WP_TCLR << WPSHIFT)) + +#define OMAP_TIMER_COUNTER_REG (_OMAP_TIMER_COUNTER_OFFSET \ + | (WP_TCRR << WPSHIFT)) + +#define OMAP_TIMER_LOAD_REG (_OMAP_TIMER_LOAD_OFFSET \ + | (WP_TLDR << WPSHIFT)) + +#define OMAP_TIMER_TRIGGER_REG (_OMAP_TIMER_TRIGGER_OFFSET \ + | (WP_TTGR << WPSHIFT)) + +#define OMAP_TIMER_WRITE_PEND_REG (_OMAP_TIMER_WRITE_PEND_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_MATCH_REG (_OMAP_TIMER_MATCH_OFFSET \ + | (WP_TMAR << WPSHIFT)) + +#define OMAP_TIMER_CAPTURE_REG (_OMAP_TIMER_CAPTURE_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_IF_CTRL_REG (_OMAP_TIMER_IF_CTRL_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_CAPTURE2_REG (_OMAP_TIMER_CAPTURE2_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_TICK_POS_REG (_OMAP_TIMER_TICK_POS_OFFSET \ + | (WP_TPIR << WPSHIFT)) + +#define OMAP_TIMER_TICK_NEG_REG (_OMAP_TIMER_TICK_NEG_OFFSET \ + | (WP_TNIR << WPSHIFT)) + +#define OMAP_TIMER_TICK_COUNT_REG (_OMAP_TIMER_TICK_COUNT_OFFSET \ + | (WP_TCVR << WPSHIFT)) + +#define OMAP_TIMER_TICK_INT_MASK_SET_REG \ + (_OMAP_TIMER_TICK_INT_MASK_SET_OFFSET | (WP_TOCR << WPSHIFT)) + +#define OMAP_TIMER_TICK_INT_MASK_COUNT_REG \ + (_OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET | (WP_TOWR << WPSHIFT)) + +struct omap_dm_timer { + unsigned long phys_base; + int irq; +#ifdef CONFIG_ARCH_OMAP2PLUS + struct clk *iclk, *fclk; +#endif + void __iomem *io_base; + unsigned long rate; + unsigned reserved:1; + unsigned enabled:1; + unsigned posted:1; +}; + +extern u32 sys_timer_reserved; +void omap_dm_timer_prepare(struct omap_dm_timer *timer); + +static inline u32 __omap_dm_timer_read(void __iomem *base, u32 reg, + int posted) +{ + if (posted) + while (__raw_readl(base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) + & (reg >> WPSHIFT)) + cpu_relax(); + + return __raw_readl(base + (reg & 0xff)); +} + +static inline void __omap_dm_timer_write(void __iomem *base, u32 reg, u32 val, + int posted) +{ + if (posted) + while (__raw_readl(base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) + & (reg >> WPSHIFT)) + cpu_relax(); + + __raw_writel(val, base + (reg & 0xff)); +} + +/* Assumes the source clock has been set by caller */ +static inline void __omap_dm_timer_reset(void __iomem *base, int autoidle, + int wakeup) +{ + u32 l; + + l = __omap_dm_timer_read(base, OMAP_TIMER_OCP_CFG_REG, 0); + l |= 0x02 << 3; /* Set to smart-idle mode */ + l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */ + + if (autoidle) + l |= 0x1 << 0; + + if (wakeup) + l |= 1 << 2; + + __omap_dm_timer_write(base, OMAP_TIMER_OCP_CFG_REG, l, 0); + + /* Match hardware reset default of posted mode */ + __omap_dm_timer_write(base, OMAP_TIMER_IF_CTRL_REG, + OMAP_TIMER_CTRL_POSTED, 0); +} + +static inline int __omap_dm_timer_set_source(struct clk *timer_fck, + struct clk *parent) +{ + int ret; + + clk_disable(timer_fck); + ret = clk_set_parent(timer_fck, parent); + clk_enable(timer_fck); + + /* + * When the functional clock disappears, too quick writes seem + * to cause an abort. XXX Is this still necessary? + */ + __delay(300000); + + return ret; +} + +static inline void __omap_dm_timer_stop(void __iomem *base, int posted, + unsigned long rate) +{ + u32 l; + + l = __omap_dm_timer_read(base, OMAP_TIMER_CTRL_REG, posted); + if (l & OMAP_TIMER_CTRL_ST) { + l &= ~0x1; + __omap_dm_timer_write(base, OMAP_TIMER_CTRL_REG, l, posted); +#ifdef CONFIG_ARCH_OMAP2PLUS + /* Readback to make sure write has completed */ + __omap_dm_timer_read(base, OMAP_TIMER_CTRL_REG, posted); + /* + * Wait for functional clock period x 3.5 to make sure that + * timer is stopped + */ + udelay(3500000 / rate + 1); +#endif + } + + /* Ack possibly pending interrupt */ + __omap_dm_timer_write(base, OMAP_TIMER_STAT_REG, + OMAP_TIMER_INT_OVERFLOW, 0); +} + +static inline void __omap_dm_timer_load_start(void __iomem *base, u32 ctrl, + unsigned int load, int posted) +{ + __omap_dm_timer_write(base, OMAP_TIMER_COUNTER_REG, load, posted); + __omap_dm_timer_write(base, OMAP_TIMER_CTRL_REG, ctrl, posted); +} + +static inline void __omap_dm_timer_int_enable(void __iomem *base, + unsigned int value) +{ + __omap_dm_timer_write(base, OMAP_TIMER_INT_EN_REG, value, 0); + __omap_dm_timer_write(base, OMAP_TIMER_WAKEUP_EN_REG, value, 0); +} + +static inline unsigned int __omap_dm_timer_read_counter(void __iomem *base, + int posted) +{ + return __omap_dm_timer_read(base, OMAP_TIMER_COUNTER_REG, posted); +} + +static inline void __omap_dm_timer_write_status(void __iomem *base, + unsigned int value) +{ + __omap_dm_timer_write(base, OMAP_TIMER_STAT_REG, value, 0); +} #endif /* __ASM_ARCH_DMTIMER_H */ diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h index 5a25098ea7ea..c88432005665 100644 --- a/arch/arm/plat-omap/include/plat/irqs.h +++ b/arch/arm/plat-omap/include/plat/irqs.h @@ -428,7 +428,11 @@ #define INTCPS_NR_IRQS 96 #ifndef __ASSEMBLY__ -extern void omap_init_irq(void); +extern void __iomem *omap_irq_base; +void omap1_init_irq(void); +void omap2_init_irq(void); +void omap3_init_irq(void); +void ti816x_init_irq(void); extern int omap_irq_pending(void); void omap_intc_save_context(void); void omap_intc_restore_context(void); |