diff options
Diffstat (limited to 'arch/arm/plat-omap/common.c')
| -rw-r--r-- | arch/arm/plat-omap/common.c | 87 |
1 files changed, 59 insertions, 28 deletions
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 3a4768d55895..dddc0273bc8b 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -29,13 +29,13 @@ #include <asm/mach/map.h> #include <asm/setup.h> -#include <mach/common.h> -#include <mach/board.h> -#include <mach/control.h> -#include <mach/mux.h> -#include <mach/fpga.h> +#include <plat/common.h> +#include <plat/board.h> +#include <plat/control.h> +#include <plat/mux.h> +#include <plat/fpga.h> -#include <mach/clock.h> +#include <plat/clock.h> #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) # include "../mach-omap2/sdrc.h" @@ -49,6 +49,9 @@ int omap_bootloader_tag_len; struct omap_board_config_kernel *omap_board_config; int omap_board_config_size; +/* used by omap-smp.c and board-4430sdp.c */ +void __iomem *gic_cpu_base_addr; + static const void *get_config(u16 tag, size_t len, int skip, size_t *len_out) { struct omap_board_config_kernel *kinfo = NULL; @@ -169,6 +172,32 @@ unsigned long long sched_clock(void) clocksource_32k.mult, clocksource_32k.shift); } +/** + * read_persistent_clock - Return time from a persistent clock. + * + * Reads the time from a source which isn't disabled during PM, the + * 32k sync timer. Convert the cycles elapsed since last read into + * nsecs and adds to a monotonically increasing timespec. + */ +static struct timespec persistent_ts; +static cycles_t cycles, last_cycles; +void read_persistent_clock(struct timespec *ts) +{ + unsigned long long nsecs; + cycles_t delta; + struct timespec *tsp = &persistent_ts; + + last_cycles = cycles; + cycles = clocksource_32k.read(&clocksource_32k); + delta = cycles - last_cycles; + + nsecs = clocksource_cyc2ns(delta, + clocksource_32k.mult, clocksource_32k.shift); + + timespec_add_ns(tsp, nsecs); + *ts = *tsp; +} + static int __init omap_init_clocksource_32k(void) { static char err[] __initdata = KERN_ERR @@ -224,12 +253,12 @@ static void __init __omap2_set_globals(struct omap_globals *omap2_globals) static struct omap_globals omap242x_globals = { .class = OMAP242X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x48014000), - .sdrc = OMAP2_IO_ADDRESS(OMAP2420_SDRC_BASE), - .sms = OMAP2_IO_ADDRESS(OMAP2420_SMS_BASE), - .ctrl = OMAP2_IO_ADDRESS(OMAP2420_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP2420_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP2420_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(0x48014000), + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP2420_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE), }; void __init omap2_set_globals_242x(void) @@ -242,12 +271,12 @@ void __init omap2_set_globals_242x(void) static struct omap_globals omap243x_globals = { .class = OMAP243X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x4900a000), - .sdrc = OMAP2_IO_ADDRESS(OMAP243X_SDRC_BASE), - .sms = OMAP2_IO_ADDRESS(OMAP243X_SMS_BASE), - .ctrl = OMAP2_IO_ADDRESS(OMAP243X_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP2430_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP2430_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(0x4900a000), + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE), }; void __init omap2_set_globals_243x(void) @@ -260,12 +289,12 @@ void __init omap2_set_globals_243x(void) static struct omap_globals omap343x_globals = { .class = OMAP343X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x4830A000), - .sdrc = OMAP2_IO_ADDRESS(OMAP343X_SDRC_BASE), - .sms = OMAP2_IO_ADDRESS(OMAP343X_SMS_BASE), - .ctrl = OMAP2_IO_ADDRESS(OMAP343X_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP3430_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP3430_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(0x4830A000), + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), }; void __init omap2_set_globals_343x(void) @@ -277,16 +306,18 @@ void __init omap2_set_globals_343x(void) #if defined(CONFIG_ARCH_OMAP4) static struct omap_globals omap4_globals = { .class = OMAP443X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x4830a000), - .ctrl = OMAP2_IO_ADDRESS(OMAP443X_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP4430_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP4430_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE), + .cm2 = OMAP2_L4_IO_ADDRESS(OMAP4430_CM2_BASE), }; void __init omap2_set_globals_443x(void) { omap2_set_globals_tap(&omap4_globals); omap2_set_globals_control(&omap4_globals); + omap2_set_globals_prcm(&omap4_globals); } #endif |