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authorYidi Lin <yidi.lin@mediatek.com>2021-04-22 13:34:04 +0800
committerHung-Te Lin <hungte@chromium.org>2021-04-26 02:42:33 +0000
commit6968782ac0309bd0178eb4a421355e1bb7bf3a92 (patch)
treef50a54a2fe0c3a800044a6148b82816d7ad4f669 /src/soc/mediatek/mt8195
parentfdad5ad74baea3f29495126c31159a9bcb352d79 (diff)
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soc/mediatek/mt8195: Initialize watchdog
MT8195 requires writing speical value to mode register to clear status register. This value is invalid on other platforms. We can do this safely in the common watchdog driver. Signed-off-by: Yidi Lin <yidi.lin@mediatek.com> Change-Id: Iba5b41f426fc38719bb343a220e0724bff229c79 Reviewed-on: https://review.coreboot.org/c/coreboot/+/52542 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Diffstat (limited to 'src/soc/mediatek/mt8195')
-rw-r--r--src/soc/mediatek/mt8195/Kconfig2
-rw-r--r--src/soc/mediatek/mt8195/Makefile.inc4
-rw-r--r--src/soc/mediatek/mt8195/bootblock.c2
3 files changed, 8 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8195/Kconfig b/src/soc/mediatek/mt8195/Kconfig
index 090ca2fe1792..76329cd2e1eb 100644
--- a/src/soc/mediatek/mt8195/Kconfig
+++ b/src/soc/mediatek/mt8195/Kconfig
@@ -6,6 +6,8 @@ config SOC_MEDIATEK_MT8195
select ARCH_ROMSTAGE_ARMV8_64
select ARCH_RAMSTAGE_ARMV8_64
select HAVE_UART_SPECIAL
+ select SOC_MEDIATEK_COMMON
+ select CLEAR_WDT_MODE_REG
if SOC_MEDIATEK_MT8195
diff --git a/src/soc/mediatek/mt8195/Makefile.inc b/src/soc/mediatek/mt8195/Makefile.inc
index ab7561f2d143..3fa1d1993d96 100644
--- a/src/soc/mediatek/mt8195/Makefile.inc
+++ b/src/soc/mediatek/mt8195/Makefile.inc
@@ -5,22 +5,26 @@ bootblock-y += ../common/mmu_operations.c
bootblock-$(CONFIG_SPI_FLASH) += spi.c
bootblock-y += ../common/timer.c
bootblock-y += ../common/uart.c
+bootblock-y += ../common/wdt.c
verstage-$(CONFIG_SPI_FLASH) += spi.c
verstage-y += ../common/timer.c
verstage-y += ../common/uart.c
+verstage-y += ../common/wdt.c
romstage-y += ../common/cbmem.c
romstage-y += emi.c
romstage-$(CONFIG_SPI_FLASH) += spi.c
romstage-y += ../common/timer.c
romstage-y += ../common/uart.c
+romstage-y += ../common/wdt.c
ramstage-y += emi.c
ramstage-$(CONFIG_SPI_FLASH) += spi.c
ramstage-y += soc.c
ramstage-y += ../common/timer.c
ramstage-y += ../common/uart.c
+ramstage-y += ../common/wdt.c
CPPFLAGS_common += -Isrc/soc/mediatek/mt8195/include
CPPFLAGS_common += -Isrc/soc/mediatek/common/include
diff --git a/src/soc/mediatek/mt8195/bootblock.c b/src/soc/mediatek/mt8195/bootblock.c
index f48e78c309a3..770c6031dabf 100644
--- a/src/soc/mediatek/mt8195/bootblock.c
+++ b/src/soc/mediatek/mt8195/bootblock.c
@@ -2,8 +2,10 @@
#include <bootblock_common.h>
#include <soc/mmu_operations.h>
+#include <soc/wdt.h>
void bootblock_soc_init(void)
{
mtk_mmu_init();
+ mtk_wdt_init();
}