From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- plat/mediatek/mt8173/drivers/rtc/rtc.h | 60 ++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 plat/mediatek/mt8173/drivers/rtc/rtc.h (limited to 'plat/mediatek/mt8173/drivers/rtc/rtc.h') diff --git a/plat/mediatek/mt8173/drivers/rtc/rtc.h b/plat/mediatek/mt8173/drivers/rtc/rtc.h new file mode 100644 index 0000000..f60a4c1 --- /dev/null +++ b/plat/mediatek/mt8173/drivers/rtc/rtc.h @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef RTC_H +#define RTC_H + +/* RTC registers */ +enum { + RTC_BBPU = 0xE000, + RTC_IRQ_STA = 0xE002, + RTC_IRQ_EN = 0xE004, + RTC_CII_EN = 0xE006 +}; + +enum { + RTC_OSC32CON = 0xE026, + RTC_CON = 0xE03E, + RTC_WRTGR = 0xE03C +}; + +enum { + RTC_PDN1 = 0xE02C, + RTC_PDN2 = 0xE02E, + RTC_SPAR0 = 0xE030, + RTC_SPAR1 = 0xE032, + RTC_PROT = 0xE036, + RTC_DIFF = 0xE038, + RTC_CALI = 0xE03A +}; + +enum { + RTC_PROT_UNLOCK1 = 0x586A, + RTC_PROT_UNLOCK2 = 0x9136 +}; + +enum { + RTC_BBPU_PWREN = 1U << 0, + RTC_BBPU_BBPU = 1U << 2, + RTC_BBPU_AUTO = 1U << 3, + RTC_BBPU_CLRPKY = 1U << 4, + RTC_BBPU_RELOAD = 1U << 5, + RTC_BBPU_CBUSY = 1U << 6 +}; + +enum { + RTC_BBPU_KEY = 0x43 << 8 +}; + +/* external API */ +uint16_t RTC_Read(uint32_t addr); +void RTC_Write(uint32_t addr, uint16_t data); +int32_t rtc_busy_wait(void); +int32_t RTC_Write_Trigger(void); +int32_t Writeif_unlock(void); +void rtc_bbpu_power_down(void); + +#endif /* RTC_H */ -- cgit v1.2.3