diff options
| -rw-r--r-- | arch/arm/include/asm/arch-am33xx/cpu.h | 48 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-omap5/cpu.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/ti-common/omap_wdt.h | 60 |
3 files changed, 63 insertions, 47 deletions
diff --git a/arch/arm/include/asm/arch-am33xx/cpu.h b/arch/arm/include/asm/arch-am33xx/cpu.h index dbed7764aa..54f449f6e6 100644 --- a/arch/arm/include/asm/arch-am33xx/cpu.h +++ b/arch/arm/include/asm/arch-am33xx/cpu.h @@ -66,29 +66,9 @@ #define PRM_RSTCTRL_RESET 0x01 #define PRM_RSTST_WARM_RESET_MASK 0x232 -/* - * Watchdog: - * Using the prescaler, the OMAP watchdog could go for many - * months before firing. These limits work without scaling, - * with the 60 second default assumed by most tools and docs. - */ -#define TIMER_MARGIN_MAX (24 * 60 * 60) /* 1 day */ -#define TIMER_MARGIN_DEFAULT 60 /* 60 secs */ -#define TIMER_MARGIN_MIN 1 - -#define PTV 0 /* prescale */ -#define GET_WLDR_VAL(secs) (0xffffffff - ((secs) * (32768/(1<<PTV))) + 1) -#define WDT_WWPS_PEND_WCLR BIT(0) -#define WDT_WWPS_PEND_WLDR BIT(2) -#define WDT_WWPS_PEND_WTGR BIT(3) -#define WDT_WWPS_PEND_WSPR BIT(4) - -#define WDT_WCLR_PRE BIT(5) -#define WDT_WCLR_PTV_OFF 2 - #ifndef __KERNEL_STRICT_NAMES #ifndef __ASSEMBLY__ - +#include <asm/ti-common/omap_wdt.h> #ifndef CONFIG_AM43XX /* Encapsulating core pll registers */ @@ -422,32 +402,6 @@ struct cm_rtc { unsigned int clkstctrl; /* offset 0x4 */ }; -/* Watchdog timer registers */ -struct wd_timer { - unsigned int resv1[4]; - unsigned int wdtwdsc; /* offset 0x010 */ - unsigned int wdtwdst; /* offset 0x014 */ - unsigned int wdtwisr; /* offset 0x018 */ - unsigned int wdtwier; /* offset 0x01C */ - unsigned int wdtwwer; /* offset 0x020 */ - unsigned int wdtwclr; /* offset 0x024 */ - unsigned int wdtwcrr; /* offset 0x028 */ - unsigned int wdtwldr; /* offset 0x02C */ - unsigned int wdtwtgr; /* offset 0x030 */ - unsigned int wdtwwps; /* offset 0x034 */ - unsigned int resv2[3]; - unsigned int wdtwdly; /* offset 0x044 */ - unsigned int wdtwspr; /* offset 0x048 */ - unsigned int resv3[1]; - unsigned int wdtwqeoi; /* offset 0x050 */ - unsigned int wdtwqstar; /* offset 0x054 */ - unsigned int wdtwqsta; /* offset 0x058 */ - unsigned int wdtwqens; /* offset 0x05C */ - unsigned int wdtwqenc; /* offset 0x060 */ - unsigned int resv4[39]; - unsigned int wdt_unfr; /* offset 0x100 */ -}; - /* Timer 32 bit registers */ struct gptimer { unsigned int tidr; /* offset 0x00 */ diff --git a/arch/arm/include/asm/arch-omap5/cpu.h b/arch/arm/include/asm/arch-omap5/cpu.h index 683d905333..d7c46605dd 100644 --- a/arch/arm/include/asm/arch-omap5/cpu.h +++ b/arch/arm/include/asm/arch-omap5/cpu.h @@ -18,6 +18,8 @@ #ifndef __KERNEL_STRICT_NAMES #ifndef __ASSEMBLY__ +#include <asm/ti-common/omap_wdt.h> + struct gptimer { u32 tidr; /* 0x00 r */ u8 res1[0xc]; diff --git a/arch/arm/include/asm/ti-common/omap_wdt.h b/arch/arm/include/asm/ti-common/omap_wdt.h new file mode 100644 index 0000000000..b9f4c07822 --- /dev/null +++ b/arch/arm/include/asm/ti-common/omap_wdt.h @@ -0,0 +1,60 @@ +/* + * omap_wdt.h + * + * OMAP Watchdog header file + * + * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __OMAP_WDT_H__ +#define __OMAP_WDT_H__ + +/* + * Watchdog: + * Using the prescaler, the OMAP watchdog could go for many + * months before firing. These limits work without scaling, + * with the 60 second default assumed by most tools and docs. + */ +#define TIMER_MARGIN_MAX (24 * 60 * 60) /* 1 day */ +#define TIMER_MARGIN_DEFAULT 60 /* 60 secs */ +#define TIMER_MARGIN_MIN 1 + +#define PTV 0 /* prescale */ +#define GET_WLDR_VAL(secs) (0xffffffff - ((secs) * (32768/(1<<PTV))) + 1) +#define WDT_WWPS_PEND_WCLR BIT(0) +#define WDT_WWPS_PEND_WLDR BIT(2) +#define WDT_WWPS_PEND_WTGR BIT(3) +#define WDT_WWPS_PEND_WSPR BIT(4) + +#define WDT_WCLR_PRE BIT(5) +#define WDT_WCLR_PTV_OFF 2 + +/* Watchdog timer registers */ +struct wd_timer { + unsigned int resv1[4]; + unsigned int wdtwdsc; /* offset 0x010 */ + unsigned int wdtwdst; /* offset 0x014 */ + unsigned int wdtwisr; /* offset 0x018 */ + unsigned int wdtwier; /* offset 0x01C */ + unsigned int wdtwwer; /* offset 0x020 */ + unsigned int wdtwclr; /* offset 0x024 */ + unsigned int wdtwcrr; /* offset 0x028 */ + unsigned int wdtwldr; /* offset 0x02C */ + unsigned int wdtwtgr; /* offset 0x030 */ + unsigned int wdtwwps; /* offset 0x034 */ + unsigned int resv2[3]; + unsigned int wdtwdly; /* offset 0x044 */ + unsigned int wdtwspr; /* offset 0x048 */ + unsigned int resv3[1]; + unsigned int wdtwqeoi; /* offset 0x050 */ + unsigned int wdtwqstar; /* offset 0x054 */ + unsigned int wdtwqsta; /* offset 0x058 */ + unsigned int wdtwqens; /* offset 0x05C */ + unsigned int wdtwqenc; /* offset 0x060 */ + unsigned int resv4[39]; + unsigned int wdt_unfr; /* offset 0x100 */ +}; + +#endif /* __OMAP_WDT_H__ */ |