wdt.h File Reference

#include <stdint.h>
#include <soc/addressmap.h>

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Data Structures
struct	mtk_wdt_regs

Enumerations
enum	{   MTK_WDT_MODE_KEY = 0x22000000 , MTK_WDT_MODE_DUAL_MODE = 1 << 6 , MTK_WDT_MODE_IRQ = 1 << 3 , MTK_WDT_MODE_EXTEN = 1 << 2 ,   MTK_WDT_MODE_EXT_POL = 1 << 1 , MTK_WDT_MODE_ENABLE = 1 << 0 }
enum	{ MTK_WDT_SWRST_KEY = 0x1209 , MTK_WDT_STA_SPM_RST = 1 << 1 , MTK_WDT_STA_SW_RST = 1 << 30 , MTK_WDT_STA_HW_RST = 1 << 31 }

Functions
void	mtk_wdt_preinit (void)
int	mtk_wdt_init (void)
void	mtk_wdt_clr_status (void)

Variables
static struct mtk_wdt_regs *const	mtk_wdt = (void *)RGU_BASE

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
MTK_WDT_MODE_KEY
MTK_WDT_MODE_DUAL_MODE
MTK_WDT_MODE_IRQ
MTK_WDT_MODE_EXTEN
MTK_WDT_MODE_EXT_POL
MTK_WDT_MODE_ENABLE

Definition at line 24 of file wdt.h.

anonymous enum

anonymous enum

Enumerator
MTK_WDT_SWRST_KEY
MTK_WDT_STA_SPM_RST
MTK_WDT_STA_SW_RST
MTK_WDT_STA_HW_RST

Definition at line 34 of file wdt.h.

Function Documentation

mtk_wdt_clr_status()

void mtk_wdt_clr_status

(

void

)

Definition at line 10 of file wdt.c.

References mtk_wdt, MTK_WDT_CLR_STATUS, MTK_WDT_CLR_STATUS_VAL, SET32_BITFIELDS, mtk_wdt_regs::wdt_mode, and write32().

Referenced by mtk_wdt_init().

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mtk_wdt_init()

int mtk_wdt_init

(

void

)

Definition at line 31 of file wdt.c.

References BIOS_INFO, clrsetbits32, mtk_wdt, mtk_wdt_clr_status(), MTK_WDT_MODE_DUAL_MODE, MTK_WDT_MODE_ENABLE, MTK_WDT_MODE_EXT_POL, MTK_WDT_MODE_EXTEN, MTK_WDT_MODE_IRQ, MTK_WDT_MODE_KEY, MTK_WDT_STA_HW_RST, MTK_WDT_STA_SPM_RST, MTK_WDT_STA_SW_RST, mtk_wdt_swreset(), printk, read32(), mtk_wdt_regs::wdt_mode, and mtk_wdt_regs::wdt_status.

Referenced by bootblock_soc_init(), and mt8183_early_init().

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mtk_wdt_preinit()

void mtk_wdt_preinit

(

void

)

Definition at line 19 of file wdt.c.

References mtk_wdt, MTK_WDT_REQ_MOD_KEY_VAL, SET32_BITFIELDS, and mtk_wdt_regs::wdt_req_mode.

Referenced by bootblock_soc_init().

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Variable Documentation

mtk_wdt

struct mtk_wdt_regs* const mtk_wdt = (void *)RGU_BASE

static

Definition at line 41 of file wdt.h.

Referenced by do_board_reset(), mt_pll_init(), mtk_wdt_clr_status(), mtk_wdt_init(), mtk_wdt_preinit(), and mtk_wdt_swreset().