diff options
Diffstat (limited to 'arch/arm/include/asm/arch-aspeed/wdt.h')
-rw-r--r-- | arch/arm/include/asm/arch-aspeed/wdt.h | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/arch/arm/include/asm/arch-aspeed/wdt.h b/arch/arm/include/asm/arch-aspeed/wdt.h deleted file mode 100644 index fb04d41..0000000 --- a/arch/arm/include/asm/arch-aspeed/wdt.h +++ /dev/null @@ -1,113 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * (C) Copyright 2016 Google, Inc - */ - -#ifndef _ASM_ARCH_WDT_H -#define _ASM_ARCH_WDT_H - -#define WDT_BASE 0x1e785000 - -/* - * Special value that needs to be written to counter_restart register to - * (re)start the timer - */ -#define WDT_COUNTER_RESTART_VAL 0x4755 - -/* Control register */ -#define WDT_CTRL_RESET_MODE_SHIFT 5 -#define WDT_CTRL_RESET_MODE_MASK 3 - -#define WDT_CTRL_EN (1 << 0) -#define WDT_CTRL_RESET (1 << 1) -#define WDT_CTRL_CLK1MHZ (1 << 4) -#define WDT_CTRL_2ND_BOOT (1 << 7) - -/* Values for Reset Mode */ -#define WDT_CTRL_RESET_SOC 0 -#define WDT_CTRL_RESET_CHIP 1 -#define WDT_CTRL_RESET_CPU 2 -#define WDT_CTRL_RESET_MASK 3 - -/* Reset Mask register */ -#define WDT_RESET_ARM (1 << 0) -#define WDT_RESET_COPROC (1 << 1) -#define WDT_RESET_SDRAM (1 << 2) -#define WDT_RESET_AHB (1 << 3) -#define WDT_RESET_I2C (1 << 4) -#define WDT_RESET_MAC1 (1 << 5) -#define WDT_RESET_MAC2 (1 << 6) -#define WDT_RESET_GCRT (1 << 7) -#define WDT_RESET_USB20 (1 << 8) -#define WDT_RESET_USB11_HOST (1 << 9) -#define WDT_RESET_USB11_EHCI2 (1 << 10) -#define WDT_RESET_VIDEO (1 << 11) -#define WDT_RESET_HAC (1 << 12) -#define WDT_RESET_LPC (1 << 13) -#define WDT_RESET_SDSDIO (1 << 14) -#define WDT_RESET_MIC (1 << 15) -#define WDT_RESET_CRT2C (1 << 16) -#define WDT_RESET_PWM (1 << 17) -#define WDT_RESET_PECI (1 << 18) -#define WDT_RESET_JTAG (1 << 19) -#define WDT_RESET_ADC (1 << 20) -#define WDT_RESET_GPIO (1 << 21) -#define WDT_RESET_MCTP (1 << 22) -#define WDT_RESET_XDMA (1 << 23) -#define WDT_RESET_SPI (1 << 24) -#define WDT_RESET_MISC (1 << 25) - -#define WDT_RESET_DEFAULT \ - (WDT_RESET_ARM | WDT_RESET_COPROC | WDT_RESET_I2C | \ - WDT_RESET_MAC1 | WDT_RESET_MAC2 | WDT_RESET_GCRT | \ - WDT_RESET_USB20 | WDT_RESET_USB11_HOST | WDT_RESET_USB11_EHCI2 | \ - WDT_RESET_VIDEO | WDT_RESET_HAC | WDT_RESET_LPC | \ - WDT_RESET_SDSDIO | WDT_RESET_MIC | WDT_RESET_CRT2C | \ - WDT_RESET_PWM | WDT_RESET_PECI | WDT_RESET_JTAG | \ - WDT_RESET_ADC | WDT_RESET_GPIO | WDT_RESET_MISC) - -#ifndef __ASSEMBLY__ -struct ast_wdt { - u32 counter_status; - u32 counter_reload_val; - u32 counter_restart; - u32 ctrl; - u32 timeout_status; - u32 clr_timeout_status; - u32 reset_width; - /* On pre-ast2500 SoCs this register is reserved. */ - u32 reset_mask; -}; - -/** - * Given flags parameter passed to wdt_reset or wdt_start uclass functions, - * gets Reset Mode value from it. - * - * @flags: flags parameter passed into wdt_reset or wdt_start - * @return Reset Mode value - */ -u32 ast_reset_mode_from_flags(ulong flags); - -/** - * Given flags parameter passed to wdt_reset or wdt_start uclass functions, - * gets Reset Mask value from it. Reset Mask is only supported on ast2500 - * - * @flags: flags parameter passed into wdt_reset or wdt_start - * @return Reset Mask value - */ -u32 ast_reset_mask_from_flags(ulong flags); - -/** - * Given Reset Mask and Reset Mode values, converts them to flags, - * suitable for passing into wdt_start or wdt_reset uclass functions. - * - * On ast2500 Reset Mask is 25 bits wide and Reset Mode is 2 bits wide, so they - * can both be packed into single 32 bits wide value. - * - * @reset_mode: Reset Mode - * @reset_mask: Reset Mask - */ -ulong ast_flags_from_reset_mode_mask(u32 reset_mode, u32 reset_mask); -#endif /* __ASSEMBLY__ */ - -#endif /* _ASM_ARCH_WDT_H */ |