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soc/mediatek/mt8195: Initialize MCUPM 

Load MCUPM firmware and boot up MCUPM in ramstage.

TEST=can see MCUPM log from AP console

Signed-off-by: alex.miao <alex.miao@mediatek.corp-partner.google.com>
Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Change-Id: I9e8c45ce7166644b94319ec2e7836d3d3c8008dc
Reviewed-on: https://review.coreboot.org/c/coreboot/+/54899
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
This commit is contained in:
alex.miao 2021-05-17 21:58:55 +08:00 committed by Hung-Te Lin
parent 9cf07f0cb9
commit 4a2887f381
4 changed files with 22 additions and 0 deletions
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6
src/soc/mediatek/mt8195/Kconfig
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@ -19,6 +19,12 @@ config VBOOT
select VBOOT_SEPARATE_VERSTAGE select VBOOT_SEPARATE_VERSTAGE
select VBOOT_RETURN_FROM_VERSTAGE select VBOOT_RETURN_FROM_VERSTAGE
config MCUPM_FIRMWARE
string
default "mcupm.bin"
help
The file name of the MediaTek MCUPM firmware.
config FLASH_DUAL_READ config FLASH_DUAL_READ
bool bool
default y default y

12
src/soc/mediatek/mt8195/Makefile.inc
View File

@ -48,6 +48,8 @@ ramstage-y += emi.c
ramstage-y += ../common/flash_controller.c ramstage-y += ../common/flash_controller.c
ramstage-y += ../common/gpio.c gpio.c ramstage-y += ../common/gpio.c gpio.c
ramstage-y += ../common/i2c.c i2c.c ramstage-y += ../common/i2c.c i2c.c
ramstage-y += ../common/mcu.c
ramstage-y += ../common/mcupm.c
ramstage-y += ../common/mmu_operations.c mmu_operations.c ramstage-y += ../common/mmu_operations.c mmu_operations.c
ramstage-y += ../common/mtcmos.c mtcmos.c ramstage-y += ../common/mtcmos.c mtcmos.c
ramstage-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c ramstage-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c
@ -63,6 +65,16 @@ BL31_MAKEARGS += PLAT=mt8195
MT8195_BLOB_DIR := 3rdparty/blobs/soc/mediatek/mt8195 MT8195_BLOB_DIR := 3rdparty/blobs/soc/mediatek/mt8195
mcu-firmware-files := \
$(CONFIG_MCUPM_FIRMWARE)
$(foreach fw, $(call strip_quotes,$(mcu-firmware-files)), \
$(eval $(fw)-file := $(MT8195_BLOB_DIR)/$(fw)) \
$(eval $(fw)-type := raw) \
$(eval $(fw)-compression := LZ4) \
$(if $(wildcard $($(fw)-file)), $(eval cbfs-files-y += $(fw)), ) \
)
DRAM_CBFS := $(CONFIG_CBFS_PREFIX)/dram DRAM_CBFS := $(CONFIG_CBFS_PREFIX)/dram
$(DRAM_CBFS)-file := $(MT8195_BLOB_DIR)/dram.elf $(DRAM_CBFS)-file := $(MT8195_BLOB_DIR)/dram.elf
$(DRAM_CBFS)-type := stage $(DRAM_CBFS)-type := stage

2
src/soc/mediatek/mt8195/include/soc/addressmap.h
View File

@ -5,6 +5,8 @@
enum { enum {
MCUSYS_BASE = 0x0C530000, MCUSYS_BASE = 0x0C530000,
MCUPM_SRAM_BASE = 0x0C540000,
MCUPM_CFG_BASE = 0x0C560000,
IO_PHYS = 0x10000000, IO_PHYS = 0x10000000,
}; };

2
src/soc/mediatek/mt8195/soc.c
View File

@ -2,6 +2,7 @@
#include <device/device.h> #include <device/device.h>
#include <soc/emi.h> #include <soc/emi.h>
#include <soc/mcupm.h>
#include <soc/mmu_operations.h> #include <soc/mmu_operations.h>
#include <soc/ufs.h> #include <soc/ufs.h>
#include <symbols.h> #include <symbols.h>
@ -14,6 +15,7 @@ static void soc_read_resources(struct device *dev)
static void soc_init(struct device *dev) static void soc_init(struct device *dev)
{ {
mtk_mmu_disable_l2c_sram(); mtk_mmu_disable_l2c_sram();
mcupm_init();
ufs_disable_refclk(); ufs_disable_refclk();
} }