diff options
| author | Richard Kuo <rkuo@codeaurora.org> | 2011-11-01 03:43:24 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-01 18:34:19 +0400 |
| commit | 71e4a47f32f4e1e8ca7384433c2b9fcf478b963f (patch) | |
| tree | 3e88b306ed224034e6d4d0f37c3acf905b3672f9 /arch/hexagon/include | |
| parent | 2ac211bc423a0e62fe3ca3d78954de3174ae41f2 (diff) | |
| download | linux-71e4a47f32f4e1e8ca7384433c2b9fcf478b963f.tar.xz | |
Hexagon: Add time and timer functions
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/hexagon/include')
| -rw-r--r-- | arch/hexagon/include/asm/time.h | 29 | ||||
| -rw-r--r-- | arch/hexagon/include/asm/timer-regs.h | 39 |
2 files changed, 68 insertions, 0 deletions
diff --git a/arch/hexagon/include/asm/time.h b/arch/hexagon/include/asm/time.h new file mode 100644 index 000000000000..081b82cac9a9 --- /dev/null +++ b/arch/hexagon/include/asm/time.h @@ -0,0 +1,29 @@ +/* + * Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#ifndef ASM_TIME_H +#define ASM_TIME_H + +extern cycles_t pcycle_freq_mhz; +extern cycles_t thread_freq_mhz; +extern cycles_t sleep_clk_freq; + +void setup_percpu_clockdev(void); +void ipi_timer(void); + +#endif diff --git a/arch/hexagon/include/asm/timer-regs.h b/arch/hexagon/include/asm/timer-regs.h new file mode 100644 index 000000000000..d80db239a7b6 --- /dev/null +++ b/arch/hexagon/include/asm/timer-regs.h @@ -0,0 +1,39 @@ +/* + * Timer support for Hexagon + * + * Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#ifndef _ASM_TIMER_REGS_H +#define _ASM_TIMER_REGS_H + +/* This stuff should go into a platform specific file */ +#define TCX0_CLK_RATE 19200 +#define TIMER_ENABLE 0 +#define TIMER_CLR_ON_MATCH 1 + +/* + * 8x50 HDD Specs 5-8. Simulator co-sim not fixed until + * release 1.1, and then it's "adjustable" and probably not defaulted. + */ +#define RTOS_TIMER_INT 3 +#ifdef CONFIG_HEXAGON_COMET +#define RTOS_TIMER_REGS_ADDR 0xAB000000UL +#endif +#define SLEEP_CLK_RATE 32000 + +#endif |