mb/amd/birman_plus: Add Birman+ board support for Phoenix SOC

1) Initial commit for upstreaming Birmanplus mainboard changes.
2) Add the DXIO descriptors for Birmanplus mainboard.

Change-Id: I075dcf0214f8dc8b33b0e429d83d270b2f0952e1
Signed-off-by: Anand Vaikar <a.vaikar2021@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80353
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
This commit is contained in:
Anand Vaikar
2024-02-06 11:14:17 +05:30
committed by Felix Held
parent 0978973d3f
commit 7ae2e2840d
17 changed files with 1345 additions and 0 deletions

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# SPDX-License-Identifier: GPL-2.0-only
config BOARD_AMD_BIRMANPLUS_COMMON
def_bool n
select BOARD_ROMSIZE_KB_16384 # Birman actually has a 32MiB ROM
select EC_ACPI
select SOC_AMD_COMMON_BLOCK_USE_ESPI if !SOC_AMD_COMMON_BLOCK_SIMNOW_BUILD
select DRIVERS_PCIE_RTD3_DEVICE
select MAINBOARD_HAS_CHROMEOS
select PCIEXP_ASPM
select PCIEXP_CLK_PM
select PCIEXP_COMMON_CLOCK
select PCIEXP_L1_SUB_STATE
select SOC_AMD_COMMON_BLOCK_ESPI_RETAIN_PORT80_EN if !SOC_AMD_COMMON_BLOCK_SIMNOW_BUILD
select SOC_AMD_COMMON_BLOCK_SIMNOW_SUPPORTED
select SPI_FLASH_EXIT_4_BYTE_ADDR_MODE
config BOARD_AMD_BIRMANPLUS_PHOENIX
select BOARD_AMD_BIRMANPLUS_COMMON
select SOC_AMD_PHOENIX_FSP
if BOARD_AMD_BIRMANPLUS_COMMON
config FMDFILE
default "src/mainboard/amd/birman_plus/chromeos_phoenix.fmd" if CHROMEOS && BOARD_AMD_BIRMANPLUS_PHOENIX
default "src/mainboard/amd/birman_plus/board_phoenix.fmd" if BOARD_AMD_BIRMANPLUS_PHOENIX
config MAINBOARD_DIR
default "amd/birman_plus" if BOARD_AMD_BIRMANPLUS_PHOENIX
config MAINBOARD_PART_NUMBER
default "Birmanplus_Phoenix" if BOARD_AMD_BIRMANPLUS_PHOENIX
config DEVICETREE
default "devicetree_phoenix.cb"
config BIRMANPLUS_HAVE_MCHP_FW
bool "Have Microchip EC firmware?"
default n
config BIRMANPLUS_MCHP_SIG_FILE
string "Microchip EC signature file"
depends on BIRMAN_HAVE_MCHP_FW
default "3rdparty/blobs/mainboard/amd/birman_plus/EC_birmanplus_sig.bin"
help
The EC sig blob is the first 4kBytes of the firmware image.
The first 4 bytes form a pointer (with CRC) to where the EC firmware
is located
config AMD_SOC_CONSOLE_UART
default y if !SOC_AMD_COMMON_BLOCK_SIMNOW_BUILD
config BIRMANPLUS_MCHP_FW_FILE
string "Microchip EC firmware file"
depends on BIRMAN_HAVE_MCHP_FW
default "3rdparty/blobs/mainboard/amd/birman_plus/EC_birmanplus.bin"
help
The EC firmware blob is at the EC_BODY FMAP region of the firmware image.
config VBOOT
select VBOOT_NO_BOARD_SUPPORT
select VBOOT_SEPARATE_VERSTAGE
select VBOOT_STARTS_IN_BOOTBLOCK
config VBOOT_VBNV_OFFSET
hex
default 0x2A
config RO_REGION_ONLY
string
depends on VBOOT_SLOTS_RW_AB || VBOOT_SLOTS_RW_A
# Add the EFS and EC to the RO region only
# This is a birman-specific override of soc/amd/(phoenix | glinda)/Kconfig
default "apu/amdfw apu/ecfw"
config CHROMEOS
# Use default libpayload config
select LP_DEFCONFIG_OVERRIDE if PAYLOAD_DEPTHCHARGE
# We don't have recovery buttons, so we can't manually enable devmode.
select GBB_FLAG_FORCE_DEV_SWITCH_ON
config ENABLE_EVAL_CARD
bool "Enable Eval Card"
help
Enable the Eval Card PCIe slot
config ENABLE_EVAL_19V
bool "Enable 19V rail for Eval Card"
depends on ENABLE_EVAL_CARD
help
Enable the 19V rail for Eval Card PCIe slot
choice
prompt "DT SLOT/M.2 SSD1 ENABLE"
default ENABLE_DT_SLOT_BIRMANPLUS
help
Either DT slot or M.2 SSD1 can be used, as they are sharing PCIe lanes.
config ENABLE_DT_SLOT_BIRMANPLUS
bool "Enable DT slot"
config ENABLE_M2_SSD1_BIRMANPLUS
bool "Enable M.2 SSD1"
config DISABLE_DT_M2_BIRMANPLUS
bool "Disable both DT and M.2 slot"
endchoice
choice
prompt "WLAN/WWAN Selection"
default WLAN0_WWAN0_BIRMANPLUS
help
WLAN and WWAN lane configuration
config WLAN0_WWAN0_BIRMANPLUS
bool "Both WLAN and WWAN Enabled (1 lane each)"
config WLAN01_BIRMANPLUS
bool "Only WLAN Enabled (2 lanes WLAN, 0 lanes WWAN)"
config WWAN01_BIRMANPLUS
bool "Only WWAN Enabled (2 lanes WWAN, 0 lanes WLAN)"
endchoice
if !EM100 # EM100 defaults in soc/amd/common/blocks/spi/Kconfig
config EFS_SPI_READ_MODE
default 3 # Quad IO (1-1-4)
config EFS_SPI_SPEED
default 0 # 66MHz
config EFS_SPI_MICRON_FLAG
default 0
config NORMAL_READ_SPI_SPEED
default 1 # 33MHz
config ALT_SPI_SPEED
default 1 # 33MHz
config TPM_SPI_SPEED
default 1 # 33MHz
endif # !EM100
endif # BOARD_AMD_BIRMANPLUS_COMMON

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comment "BirmanPlus"
config BOARD_AMD_BIRMANPLUS_PHOENIX
bool "-> BirmanPlus for Phoenix SoC"

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# SPDX-License-Identifier: GPL-2.0-only
bootblock-y += bootblock.c
bootblock-y += early_gpio.c
bootblock-y += ec.c
romstage-$(CONFIG_BOARD_AMD_BIRMANPLUS_PHOENIX) += port_descriptors.c
ramstage-y += chromeos.c
ramstage-y += gpio.c
ramstage-$(CONFIG_BOARD_AMD_BIRMANPLUS_PHOENIX) += port_descriptors.c
ifneq ($(wildcard $(MAINBOARD_BLOBS_DIR)/APCB_FP8_LPDDR5.bin),)
APCB_SOURCES = $(MAINBOARD_BLOBS_DIR)/APCB_FP8_LPDDR5.bin
APCB_SOURCES_RECOVERY = $(MAINBOARD_BLOBS_DIR)/APCB_FP8_LPDDR5_DefaultRecovery.bin
else
show_notices:: warn_no_apcb
endif
ifeq ($(CONFIG_BIRMANPLUS_HAVE_MCHP_FW),y)
$(call add_intermediate, add_mchp_fw)
$(CBFSTOOL) $(obj)/coreboot.pre write -r EC_SIG -f $(CONFIG_BIRMANPLUS_MCHP_SIG_FILE) --fill-upward
$(CBFSTOOL) $(obj)/coreboot.pre write -r EC_BODY -f $(CONFIG_BIRMANPLUS_MCHP_FW_FILE) --fill-upward
else
show_notices:: warn_no_mchp
endif # CONFIG_BIRMAN_HAVE_MCHP_FW
PHONY+=warn_no_mchp
warn_no_mchp:
printf "\n\t** WARNING **\n"
printf "coreboot has been built without the EC FW.\n"
printf "Do not flash this image. Your Birman's power button\n"
printf "will not respond when you press it.\n\n"

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Category: eval

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FLASH@0xFF000000 16M {
BIOS {
EC_SIG 4K
FMAP 4K
COREBOOT(CBFS)
EC_BODY@15872K 256K
RW_MRC_CACHE 256K
}
}

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/* SPDX-License-Identifier: GPL-2.0-only */
#include <bootblock_common.h>
#include <soc/espi.h>
#include "ec.h"
#include "gpio.h"
void bootblock_mainboard_early_init(void)
{
mainboard_program_early_gpios();
espi_switch_to_spi1_pads();
}
void bootblock_mainboard_init(void)
{
if (!CONFIG(SOC_AMD_COMMON_BLOCK_SIMNOW_BUILD))
birman_ec_init();
}

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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <bootmode.h>
#include <boot/coreboot_tables.h>
#include <gpio.h>
#include <types.h>
#include <vendorcode/google/chromeos/chromeos.h>
void fill_lb_gpios(struct lb_gpios *gpios)
{
struct lb_gpio chromeos_gpios[] = {};
lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
}
int get_write_protect_state(void)
{
/* Birman doesn't have a write protect pin */
return 0;
}
DECLARE_NO_CROS_GPIOS();

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FLASH@0xFF000000 16M {
SI_BIOS {
WP_RO 8M {
EC_SIG 4K
RO_VPD(PRESERVE) 16K
RO_SECTION {
FMAP 2K
RO_FRID 64
COREBOOT(CBFS)
GBB 448K
}
}
RW_SECTION_A 3M {
VBLOCK_A 8K
FW_MAIN_A(CBFS)
RW_FWID_A 256
}
RW_SECTION_B 3M {
VBLOCK_B 8K
FW_MAIN_B(CBFS)
RW_FWID_B 256
}
RW_ELOG(PRESERVE) 4K
RW_SHARED 16K {
SHARED_DATA 8K
VBLOCK_DEV 8K
}
RW_VPD(PRESERVE) 8K
RW_NVRAM(PRESERVE) 20K
SMMSTORE(PRESERVE) 64K
RW_LEGACY(CBFS)
EC_BODY@15872K 256K
RW_MRC_CACHE(PRESERVE) 256K
}
}

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# SPDX-License-Identifier: GPL-2.0-only
# TODO: Update for birman
chip soc/amd/phoenix
register "common_config.espi_config" = "{
.std_io_decode_bitmap = ESPI_DECODE_IO_0x80_EN | ESPI_DECODE_IO_0X2E_0X2F_EN | ESPI_DECODE_IO_0X60_0X64_EN,
.generic_io_range[0] = {
.base = 0x3f8,
.size = 8,
},
.generic_io_range[1] = {
.base = 0x600,
.size = 256,
},
.io_mode = ESPI_IO_MODE_QUAD,
.op_freq_mhz = ESPI_OP_FREQ_16_MHZ,
.crc_check_enable = 1,
.alert_pin = ESPI_ALERT_PIN_PUSH_PULL,
.periph_ch_en = 1,
.vw_ch_en = 1,
.oob_ch_en = 1,
.flash_ch_en = 0,
}"
register "i2c_scl_reset" = "GPIO_I2C0_SCL | GPIO_I2C1_SCL |
GPIO_I2C2_SCL | GPIO_I2C3_SCL"
register "i2c[0].early_init" = "1"
register "i2c[1].early_init" = "1"
register "i2c[2].early_init" = "1"
register "i2c[3].early_init" = "1"
# I2C Pad Control RX Select Configuration
register "i2c_pad[0].rx_level" = "I2C_PAD_RX_1_8V"
register "i2c_pad[1].rx_level" = "I2C_PAD_RX_1_8V"
register "i2c_pad[2].rx_level" = "I2C_PAD_RX_1_8V"
register "i2c_pad[3].rx_level" = "I2C_PAD_RX_1_8V"
register "s0ix_enable" = "true"
register "pspp_policy" = "DXIO_PSPP_DISABLED" # TODO: reenable when PSPP works
register "usb_phy_custom" = "1"
register "usb_phy" = "{
.Usb2PhyPort[0] = {
.compdistune = 0x1,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[1] = {
.compdistune = 0x1,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[2] = {
.compdistune = 0x1,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[3] = {
.compdistune = 0x1,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[4] = {
.compdistune = 0x1,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[5] = {
.compdistune = 0x1,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[6] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x6,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[7] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xc,
.sqrxtune = 0x2,
.txfslstune = 0x1,
.txpreempamptune = 0x3,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x6,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb3PhyPort[0] = {
.tx_term_ctrl = 0x2,
.rx_term_ctrl = 0x2,
.tx_vboost_lvl_en = 0x0,
.tx_vboost_lvl = 0x5,
},
.Usb3PhyPort[1] = {
.tx_term_ctrl = 0x2,
.rx_term_ctrl = 0x2,
.tx_vboost_lvl_en = 0x0,
.tx_vboost_lvl = 0x5,
},
.Usb3PhyPort[2] = {
.tx_term_ctrl = 0x2,
.rx_term_ctrl = 0x2,
.tx_vboost_lvl_en = 0x0,
.tx_vboost_lvl = 0x5,
},
.ComboPhyStaticConfig[0] = USB_COMBO_PHY_MODE_USB_C,
.ComboPhyStaticConfig[1] = USB_COMBO_PHY_MODE_USB_C,
.ComboPhyStaticConfig[2] = USB_COMBO_PHY_MODE_USB_C,
.BatteryChargerEnable = 0,
.PhyP3CpmP4Support = 0,
}"
register "gpp_clk_config[0]" = "GPP_CLK_REQ" # MXM
register "gpp_clk_config[1]" = "GPP_CLK_REQ" # NVMe SSD1
register "gpp_clk_config[2]" = "GPP_CLK_REQ" # NVMe SSD0
register "gpp_clk_config[3]" = "GPP_CLK_REQ" # WLAN
register "gpp_clk_config[4]" = "GPP_CLK_REQ" # WWAN
register "gpp_clk_config[5]" = "GPP_CLK_REQ" # SD
register "gpp_clk_config[6]" = "GPP_CLK_REQ" # GBE
device domain 0 on
device ref iommu on end
device ref gpp_bridge_1_1 on end # MXM
device ref gpp_bridge_1_2 on
# Required so the NVMe gets placed into D3 when entering S0i3.
chip drivers/pcie/rtd3/device
register "name" = ""NVME""
device pci 00.0 on end
end
end # NVMe SSD1
device ref gpp_bridge_1_3 on end # GBE
device ref gpp_bridge_2_1 on end # SD
device ref gpp_bridge_2_2 on end # WWAN
device ref gpp_bridge_2_3 on end # WIFI
device ref gpp_bridge_2_4 on
# Required so the NVMe gets placed into D3 when entering S0i3.
chip drivers/pcie/rtd3/device
register "name" = ""NVME""
device pci 00.0 on end
end
end # NVMe SSD0
device ref gpp_bridge_a on # Internal GPP Bridge 0 to Bus A
device ref gfx on end # Internal GPU (GFX)
device ref gfx_hda on end # Display HD Audio Controller (GFXAZ)
device ref crypto on end # Crypto Coprocessor
device ref xhci_0 on # USB 3.1 (USB0)
chip drivers/usb/acpi
device ref xhci_0_root_hub on
chip drivers/usb/acpi
device ref usb3_port2 on end
end
chip drivers/usb/acpi
device ref usb3_port3 on end
end
chip drivers/usb/acpi
device ref usb2_port2 on end
end
chip drivers/usb/acpi
device ref usb2_port3 on end
end
chip drivers/usb/acpi
device ref usb2_port4 on end
end
chip drivers/usb/acpi
device ref usb2_port5 on end
end
chip drivers/usb/acpi
device ref usb2_port6 on end
end
end
end
end
device ref xhci_1 on # USB 3.1 (USB1)
chip drivers/usb/acpi
device ref xhci_1_root_hub on
chip drivers/usb/acpi
device ref usb3_port7 on end
end
chip drivers/usb/acpi
device ref usb2_port7 on end
end
end
end
end
device ref acp on end # Audio Processor (ACP)
end
device ref gpp_bridge_c on # Internal GPP Bridge 2 to Bus C
device ref usb4_xhci_0 on
chip drivers/usb/acpi
device ref usb4_xhci_0_root_hub on
chip drivers/usb/acpi
device ref usb3_port0 on end
end
chip drivers/usb/acpi
device ref usb2_port0 on end
end
end
end
end
device ref usb4_xhci_1 on
chip drivers/usb/acpi
device ref usb4_xhci_1_root_hub on
chip drivers/usb/acpi
device ref usb3_port1 on end
end
chip drivers/usb/acpi
device ref usb2_port1 on end
end
end
end
end
end
end
device ref i2c_0 on end
device ref i2c_1 on end
device ref i2c_2 on end
device ref i2c_3 on end
device ref uart_0 on end # UART0
end

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/* SPDX-License-Identifier: GPL-2.0-only */
#include <acpi/acpi.h>
DefinitionBlock (
"dsdt.aml",
"DSDT",
ACPI_DSDT_REV_2,
OEM_ID,
ACPI_TABLE_CREATOR,
0x00010001 /* OEM Revision */
)
{
#include <acpi/dsdt_top.asl>
#include <soc.asl>
}

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/* SPDX-License-Identifier: GPL-2.0-only */
#include <gpio.h>
#include "gpio.h"
/* GPIO pins used by coreboot should be initialized in bootblock */
static const struct soc_amd_gpio gpio_set_stage_reset[] = {
/* TPM CS */
PAD_NF(GPIO_29, SPI_TPM_CS_L, PULL_NONE),
/* ESPI_CS_L */
PAD_NF(GPIO_30, ESPI_CS_L, PULL_NONE),
/* ESPI_SOC_CLK */
PAD_NF(GPIO_77, SPI1_CLK, PULL_NONE),
/* ESPI_DATA0 */
PAD_NF(GPIO_81, SPI1_DAT0, PULL_NONE),
/* ESPI_DATA1 */
PAD_NF(GPIO_80, SPI1_DAT1, PULL_NONE),
/* ESPI_DATA2 */
PAD_NF(GPIO_68, SPI1_DAT2, PULL_NONE),
/* ESPI_DATA3 */
PAD_NF(GPIO_69, SPI1_DAT3, PULL_NONE),
/* ESPI_ALERT_L */
PAD_NF(GPIO_22, ESPI_ALERT_D1, PULL_NONE),
/* TPM IRQ */
PAD_INT(GPIO_130, PULL_NONE, EDGE_LOW, STATUS_DELIVERY),
/* SPI_ROM_REQ */
PAD_NF(GPIO_67, SPI_ROM_REQ, PULL_NONE),
/* SPI_ROM_GNT */
PAD_NF(GPIO_76, SPI_ROM_GNT, PULL_NONE),
/* KBRST_L */
PAD_NF(GPIO_21, KBRST_L, PULL_NONE),
/* Deassert PCIe Reset lines */
/* PCIE_RST0_L */
PAD_NFO(GPIO_26, PCIE_RST0_L, HIGH),
/* PCIE_RST1_L */
PAD_NFO(GPIO_27, PCIE_RST1_L, HIGH),
/* M2_SSD0_RST_L */
PAD_GPO(GPIO_78, HIGH),
/* M2_SSD1_RST_L */
PAD_GPO(GPIO_79, HIGH),
/* Enable UART 2 */
/* UART2_RXD */
PAD_NF(GPIO_136, UART2_RXD, PULL_NONE),
/* UART2_TXD */
PAD_NF(GPIO_138, UART2_TXD, PULL_NONE),
/* Enable UART 0 */
/* UART0_RXD */
PAD_NF(GPIO_141, UART0_RXD, PULL_NONE),
/* UART0_TXD */
PAD_NF(GPIO_143, UART0_TXD, PULL_NONE),
/* FANOUT0 */
PAD_NF(GPIO_85, FANOUT0, PULL_NONE),
/* I2C0 SCL */
PAD_NF(GPIO_145, I2C0_SCL, PULL_NONE),
/* I2C0 SDA */
PAD_NF(GPIO_146, I2C0_SDA, PULL_NONE),
/* I2C1 SCL */
PAD_NF(GPIO_147, I2C1_SCL, PULL_NONE),
/* I2C1 SDA */
PAD_NF(GPIO_148, I2C1_SDA, PULL_NONE),
/* I2C2_SCL */
PAD_NF(GPIO_113, I2C2_SCL, PULL_NONE),
/* I2C2_SDA */
PAD_NF(GPIO_114, I2C2_SDA, PULL_NONE),
/* I2C3_SCL */
PAD_NF(GPIO_19, I2C3_SCL, PULL_NONE),
/* I2C3_SDA */
PAD_NF(GPIO_20, I2C3_SDA, PULL_NONE),
};
void mainboard_program_early_gpios(void)
{
gpio_configure_pads(gpio_set_stage_reset, ARRAY_SIZE(gpio_set_stage_reset));
}

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/* SPDX-License-Identifier: GPL-2.0-only */
#include <console/console.h>
#include <ec/acpi/ec.h>
#include <stdint.h>
#include "ec.h"
#define BIRMAN_EC_CMD 0x666
#define BIRMAN_EC_DATA 0x662
#define EC_GPIO_1_ADDR 0xA1
#define EC1_EVAL_PWREN BIT(1)
#define EC_GPIO_2_ADDR 0xA2
#define EC2_EVAL_SLOT_PWREN BIT(5)
#define EC2_EVAL_19V_EN BIT(2)
#define EC_GPIO_3_ADDR 0xA3
#define EC3_WLAN_RST_AUX BIT(5)
#define EC3_WWAN_RST_AUX BIT(4)
#define EC3_SD_RST_AUX BIT(3)
#define EC3_DT_RST_AUX BIT(2)
#define EC3_LOM_RST_AUX BIT(1)
#define EC3_EVAL_RST_AUX BIT(0)
#define EC_GPIO_7_ADDR 0xA7
#define EC7_WWAN_PWR_OFF_N BIT(7)
#define EC7_BT_RADIO_DIS BIT(2)
#define EC7_WL_RADIO_DIS BIT(0)
#define EC_GPIO_8_ADDR 0xA8
#define EC8_ADAPTER_OFF BIT(5)
#define EC8_EVAL_SMBUS1_N_SW BIT(3)
#define EC8_MP2_SEL BIT(2)
#define EC8_DT_N_SSD1_SW BIT(1)
#define EC_GPIO_9_ADDR 0xA9
#define EC9_CAM0_PWR_EN BIT(7)
#define EC9_CAM1_PWR_EN BIT(6)
#define EC9_WWAN_RST BIT(5)
#define EC9_DT_PWREN BIT(2)
#define EC9_TPM_PWR_EN BIT(1)
#define EC9_TPM_S0I3_N BIT(0)
#define EC_GPIO_A_ADDR 0xAA
#define ECA_MUX2_S0 BIT(7)
#define ECA_MUX2_S1 BIT(6)
#define ECA_MUX1_S0 BIT(5)
#define ECA_MUX1_S1 BIT(4)
#define ECA_MUX0_S0 BIT(3)
#define ECA_MUX0_S1 BIT(2)
#define ECA_SMBUS1_EN BIT(1)
#define ECA_SMBUS0_EN BIT(0)
#define EC_GPIO_C_ADDR 0xAC
#define ECC_TPNL_BUF_EN BIT(6)
#define ECC_TPAD_BUF_EN BIT(5)
#define ECC_NFC_BUF_EN BIT(4)
#define EC_GPIO_D_ADDR 0xAD
#define ECD_TPNL_PWR_EN BIT(7)
#define ECD_TPNL_EN BIT(6)
#define ECD_SSD1_PWR_EN BIT(5)
#define ECD_FPR_PWR_EN BIT(3)
#define ECD_FPR_OFF_N BIT(2)
#define ECD_FPR_LOCK_N BIT(1)
#define ECD_TPAD_DISABLE_N BIT(0)
#define EC_GPIO_E_ADDR 0xAE
#define ECE_LOM_PWR_EN BIT(7)
#define ECE_SSD0_PWR_EN BIT(6)
#define ECE_SD_PWR_EN BIT(5)
#define ECE_WLAN_PWR_EN BIT(4)
#define ECE_WWAN_PWR_EN BIT(3)
#define ECE_CAM_PWR_EN BIT(2)
#define ECE_FPR_N_GBE_SEL BIT(1)
#define ECE_BT_N_TPNL_SEL BIT(0)
#define EC_GPIO_F_ADDR 0xAF
#define ECF_CAM_FW_WP_N BIT(7)
#define ECF_I2C_MUX_OE_N BIT(4)
#define ECF_WLAN0_N_WWAN1_SW BIT(1)
#define ECF_WWAN0_N_WLAN1_SW BIT(0)
#define EC_GPIO_G_ADDR 0xB0
#define ECG_IR_LED_PWR_EN BIT(7)
#define ECG_U0_WLAN_HDR_SEL BIT(6)
#define ECG_DT_SSD1_MUX_OFF BIT(5)
#define ECG_WLAN_WWAN_MUX_OFF BIT(4)
static void configure_ec_gpio(void)
{
uint8_t tmp;
tmp = ec_read(EC_GPIO_1_ADDR);
if (CONFIG(ENABLE_EVAL_CARD)) {
tmp |= EC1_EVAL_PWREN;
} else {
tmp &= ~EC1_EVAL_PWREN;
}
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_1_ADDR, tmp);
ec_write(EC_GPIO_1_ADDR, tmp);
tmp = ec_read(EC_GPIO_2_ADDR);
if (CONFIG(ENABLE_EVAL_CARD)) {
tmp |= EC2_EVAL_SLOT_PWREN;
if (CONFIG(ENABLE_EVAL_19V)) {
tmp |= EC2_EVAL_19V_EN;
} else {
tmp &= ~EC2_EVAL_19V_EN;
}
} else {
tmp &= ~EC2_EVAL_SLOT_PWREN;
tmp &= ~EC2_EVAL_19V_EN;
}
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_2_ADDR, tmp);
ec_write(EC_GPIO_2_ADDR, tmp);
tmp = ec_read(EC_GPIO_3_ADDR);
tmp |= EC3_WLAN_RST_AUX | EC3_WWAN_RST_AUX | EC3_SD_RST_AUX;
tmp |= EC3_DT_RST_AUX | EC3_LOM_RST_AUX | EC3_EVAL_RST_AUX;
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_3_ADDR, tmp);
ec_write(EC_GPIO_3_ADDR, tmp);
tmp = ec_read(EC_GPIO_7_ADDR);
tmp &= ~EC7_BT_RADIO_DIS;
tmp &= ~EC7_WL_RADIO_DIS;
tmp |= EC7_WWAN_PWR_OFF_N;
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_7_ADDR, tmp);
ec_write(EC_GPIO_7_ADDR, tmp);
tmp = ec_read(EC_GPIO_8_ADDR);
if (CONFIG(ENABLE_M2_SSD1_BIRMANPLUS)) {
tmp |= EC8_DT_N_SSD1_SW;
} else {
tmp &= ~EC8_DT_N_SSD1_SW;
}
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_8_ADDR, tmp);
ec_write(EC_GPIO_8_ADDR, tmp);
tmp = ec_read(EC_GPIO_9_ADDR);
tmp |= EC9_CAM0_PWR_EN | EC9_CAM1_PWR_EN | EC9_WWAN_RST | EC9_TPM_PWR_EN;
if (CONFIG(ENABLE_DT_SLOT_BIRMANPLUS)) {
tmp |= EC9_DT_PWREN;
} else {
tmp &= ~EC9_DT_PWREN;
}
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_9_ADDR, tmp);
ec_write(EC_GPIO_9_ADDR, tmp);
tmp = ECA_MUX1_S0 | ECA_SMBUS1_EN | ECA_SMBUS0_EN;
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_A_ADDR, tmp);
ec_write(EC_GPIO_A_ADDR, tmp);
tmp = ec_read(EC_GPIO_C_ADDR);
tmp |= ECC_TPNL_BUF_EN | ECC_TPAD_BUF_EN | ECC_NFC_BUF_EN;
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_C_ADDR, tmp);
ec_write(EC_GPIO_C_ADDR, tmp);
tmp = ec_read(EC_GPIO_D_ADDR);
tmp |= ECD_TPNL_PWR_EN | ECD_TPNL_EN | ECD_TPAD_DISABLE_N;
if (CONFIG(ENABLE_M2_SSD1_BIRMANPLUS)) {
tmp |= ECD_SSD1_PWR_EN;
} else {
tmp &= ~ECD_SSD1_PWR_EN;
}
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_D_ADDR, tmp);
ec_write(EC_GPIO_D_ADDR, tmp);
tmp = ec_read(EC_GPIO_E_ADDR);
tmp |= ECE_LOM_PWR_EN | ECE_SSD0_PWR_EN | ECE_SD_PWR_EN;
tmp |= ECE_CAM_PWR_EN | ECE_FPR_N_GBE_SEL;
tmp &= ~ECE_BT_N_TPNL_SEL;
if (CONFIG(WLAN01_BIRMANPLUS)) { // no WWAN, turn off WWAN power
tmp &= ~ECE_WWAN_PWR_EN;
} else {
tmp |= ECE_WWAN_PWR_EN;
}
if (CONFIG(WWAN01_BIRMANPLUS)) { // no WLAN, turn off WLAN power
tmp &= ~ECE_WLAN_PWR_EN;
} else {
tmp |= ECE_WLAN_PWR_EN;
}
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_E_ADDR, tmp);
ec_write(EC_GPIO_E_ADDR, tmp);
tmp = ec_read(EC_GPIO_F_ADDR);
if (CONFIG(WLAN01_BIRMANPLUS)) {
tmp |= ECF_WWAN0_N_WLAN1_SW;
} else {
tmp &= ~ECF_WWAN0_N_WLAN1_SW;
}
if (CONFIG(WWAN01_BIRMANPLUS)) {
tmp |= ECF_WLAN0_N_WWAN1_SW;
} else {
tmp &= ~ECF_WLAN0_N_WWAN1_SW;
}
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_F_ADDR, tmp);
ec_write(EC_GPIO_F_ADDR, tmp);
tmp = ec_read(EC_GPIO_G_ADDR);
tmp &= ~ECG_DT_SSD1_MUX_OFF;
tmp &= ~ECG_WLAN_WWAN_MUX_OFF;
tmp |= ECG_IR_LED_PWR_EN | ECG_U0_WLAN_HDR_SEL;
printk(BIOS_SPEW, "Write reg [0x%02x] = 0x%02x\n", EC_GPIO_G_ADDR, tmp);
ec_write(EC_GPIO_G_ADDR, tmp);
}
void birman_ec_init(void)
{
ec_set_ports(BIRMAN_EC_CMD, BIRMAN_EC_DATA);
configure_ec_gpio();
}

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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef BIRMAN_EC_H
#define BIRMAN_EC_H
void birman_ec_init(void);
#endif /* BIRMAN_EC_H */

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/* SPDX-License-Identifier: GPL-2.0-only */
#include <gpio.h>
#include "gpio.h"
/*
* As a rule of thumb, GPIO pins used by coreboot should be initialized at
* bootblock while GPIO pins used only by the OS should be initialized at
* ramstage.
*/
static const struct soc_amd_gpio gpio_set_stage_ram[] = {
/* PWR_BTN_L */
PAD_NF(GPIO_0, PWR_BTN_L, PULL_NONE),
/* SYS_RESET_L */
PAD_NF(GPIO_1, SYS_RESET_L, PULL_NONE),
/* WAKE_L */
PAD_NF_SCI(GPIO_2, WAKE_L, PULL_NONE, EDGE_LOW),
/* PCIE_SD_WAKE_L */
PAD_SCI(GPIO_3, PULL_NONE, EDGE_LOW),
/* UART_WAKE_L_M2_APU */
PAD_SCI(GPIO_4, PULL_UP, EDGE_LOW),
/* MPM_EVENT_L, input or OD output */
PAD_GPI(GPIO_5, PULL_UP),
/* TPNL_INT_L */
PAD_SCI(GPIO_6, PULL_UP, EDGE_LOW),
/* EC SCI */
PAD_SCI(GPIO_7, PULL_UP, EDGE_LOW),
/* TPAD_INT_L */
PAD_SCI(GPIO_8, PULL_UP, EDGE_LOW),
/* SD_CARD_PRSNT_L */
PAD_GPI(GPIO_9, PULL_UP), /* Unclear if this needs to be SCI */
/* VDD_MEM_VID0 */
PAD_GPO(GPIO_10, HIGH),
/* HP_MIC_DET_L */
PAD_GPI(GPIO_11, PULL_UP),
/* ALIGN_FLAG_MU_L */
PAD_GPO(GPIO_12, HIGH),
/* GPIO_13 - GPIO_15: Not available */
/* USB_OC0_L */
PAD_NF(GPIO_16, USB_OC0_L, PULL_NONE),
/* WAKE_ON_WAN_L */
PAD_SCI(GPIO_17, PULL_UP, EDGE_LOW),
/* PCIE_WLAN_WAKE_L */
PAD_SCI(GPIO_18, PULL_UP, EDGE_LOW),
/* I2C3_SCL */
PAD_NF(GPIO_19, I2C3_SCL, PULL_NONE),
/* I2C3_SDA */
PAD_NF(GPIO_20, I2C3_SDA, PULL_NONE),
/* KBRST_L */
PAD_NF(GPIO_21, KBRST_L, PULL_NONE),
/* ESPI_ALERT_L */
PAD_NF(GPIO_22, ESPI_ALERT_D1, PULL_NONE),
/* AC_PRES */
PAD_NF(GPIO_23, AC_PRES, PULL_NONE),
/* PCIE_LOM_WAKE_L */
PAD_SCI(GPIO_24, PULL_UP, EDGE_LOW),
/* GPIO_25: Not available */
/* PCIE_RST0_L */
PAD_NFO(GPIO_26, PCIE_RST0_L, HIGH),
/* PCIE_RST1_L */
PAD_NFO(GPIO_27, PCIE_RST1_L, HIGH),
/* GPIO_28: Not available */
/* TPM CS */
PAD_NF(GPIO_29, SPI_TPM_CS_L, PULL_NONE),
/* ESPI_CS_L */
PAD_NF(GPIO_30, ESPI_CS_L, PULL_NONE),
/* INT_CLKREQ_L */
PAD_INT(GPIO_31, PULL_NONE, EDGE_LOW, STATUS_DELIVERY),
/* LPC_RST_L */
PAD_NF(GPIO_32, LPC_RST_L, PULL_NONE),
/* GPIO_33 - GPIO_37: Not available */
/* CLK_REQ5_L */
PAD_NF(GPIO_38, CLK_REQ5_L, PULL_NONE),
/* CLK_REQ6_L */
PAD_NF(GPIO_39, CLK_REQ6_L, PULL_NONE),
/* USB2_HDR_P0/1_SMI */
PAD_SCI(GPIO_40, PULL_UP, EDGE_LOW),
/* GPIO_41: Not available */
/* VDD_MEM_VID1 */
PAD_GPO(GPIO_42, HIGH),
/* GPIO_43 - GPIO_66: Not available */
/* SPI_ROM_REQ */
PAD_NF(GPIO_67, SPI_ROM_REQ, PULL_NONE),
/* ESPI_DATA2 */
PAD_NF(GPIO_68, SPI1_DAT2, PULL_NONE),
/* ESPI_DATA3 */
PAD_NF(GPIO_69, SPI1_DAT3, PULL_NONE),
/* SPI2_CLK */
PAD_NF(GPIO_70, SPI2_CLK, PULL_NONE),
/* GPIO_71 - GPIO_73: Not available */
/* APU_NFC_DWL_REQ_1V8 */
PAD_GPO(GPIO_74, LOW),
/* SPI2_CS1_L */
PAD_NF(GPIO_75, SPI2_CS1_L, PULL_NONE),
/* SPI_ROM_GNT */
PAD_NF(GPIO_76, SPI_ROM_GNT, PULL_NONE),
/* ESPI_SOC_CLK */
PAD_NF(GPIO_77, SPI1_CLK, PULL_NONE),
/* M2_SSD0_RST_L */
PAD_GPO(GPIO_78, HIGH),
/* M2_SSD1_RST_L */
PAD_GPO(GPIO_79, HIGH),
/* ESPI_DATA1 */
PAD_NF(GPIO_80, SPI1_DAT1, PULL_NONE),
/* ESPI_DATA0 */
PAD_NF(GPIO_81, SPI1_DAT0, PULL_NONE),
/* GPIO_82 - GPIO_83: Not available */
/* FANIN0 */
PAD_NF(GPIO_84, FANIN0, PULL_NONE),
/* FANOUT0 */
PAD_NF(GPIO_85, FANOUT0, PULL_NONE),
/* GPIO_86 - GPIO_88: Not available */
/* I2S CODEC INT */
PAD_SCI(GPIO_89, PULL_UP, EDGE_LOW),
/* ALERT_L_M2_SSD0 */
PAD_SCI(GPIO_90, PULL_UP, EDGE_LOW),
/* NFC IRQ */
PAD_SCI(GPIO_91, PULL_UP, EDGE_LOW),
/* CLK_REQ0_L */
PAD_NF(GPIO_92, CLK_REQ0_L, PULL_NONE),
/* GPIO_93 - GPIO_103: Not available */
/* SPI2_DAT0 */
PAD_NF(GPIO_104, SPI2_DAT0, PULL_NONE),
/* SPI2_DAT1 */
PAD_NF(GPIO_105, SPI2_DAT1, PULL_NONE),
/* SPI2_DAT2 */
PAD_NF(GPIO_106, SPI2_DAT2, PULL_NONE),
/* SPI2_DAT3 */
PAD_NF(GPIO_107, SPI2_DAT3, PULL_NONE),
/* GPIO_108 - GPIO_112: Not available */
/* I2C2_SCL */
PAD_NF(GPIO_113, I2C2_SCL, PULL_NONE),
/* I2C2_SDA */
PAD_NF(GPIO_114, I2C2_SDA, PULL_NONE),
/* CLK_REQ1_L */
PAD_NF(GPIO_115, CLK_REQ1_L, PULL_NONE),
/* CLK_REQ2_L */
PAD_NF(GPIO_116, CLK_REQ2_L, PULL_NONE),
/* GPIO_117 - GPIO_129: Not available */
/* TPM IRQ */
PAD_INT(GPIO_130, PULL_NONE, EDGE_LOW, STATUS_DELIVERY),
/* CLK_REQ3_L */
PAD_NF(GPIO_131, CLK_REQ3_L, PULL_NONE),
/* CLK_REQ4_L */
PAD_NF(GPIO_132, CLK_REQ4_L, PULL_NONE),
/* GPIO_133 - GPIO_134: Not available */
/* UART2_CTS_L */
PAD_NF(GPIO_135, UART2_CTS_L, PULL_NONE),
/* UART2_RXD */
PAD_NF(GPIO_136, UART2_RXD, PULL_NONE),
/* UART2_RTS_L */
PAD_NF(GPIO_137, UART2_RTS_L, PULL_NONE),
/* UART2_TXD */
PAD_NF(GPIO_138, UART2_TXD, PULL_NONE),
/* M2_SSD2_RST_L */
PAD_GPO(GPIO_139, HIGH),
/* UART0_CTS_L */
PAD_NF(GPIO_140, UART0_CTS_L, PULL_NONE),
/* UART0_RXD */
PAD_NF(GPIO_141, UART0_RXD, PULL_NONE),
/* UART0_RTS_L */
PAD_NF(GPIO_142, UART0_RTS_L, PULL_NONE),
/* UART0_TXD */
PAD_NF(GPIO_143, UART0_TXD, PULL_NONE),
/* M2_SSD3_RST_L */
PAD_GPO(GPIO_144, HIGH),
/* I2C0 SCL */
PAD_NF(GPIO_145, I2C0_SCL, PULL_NONE),
/* I2C0 SDA */
PAD_NF(GPIO_146, I2C0_SDA, PULL_NONE),
/* I2C1 SCL */
PAD_NF(GPIO_147, I2C1_SCL, PULL_NONE),
/* I2C1 SDA */
PAD_NF(GPIO_148, I2C1_SDA, PULL_NONE),
/* GPIO_149 - GPIO_152: Not available */
/* UART4_CTS_L */
PAD_NF(GPIO_153, UART4_CTS_L, PULL_NONE),
/* UART4_RTS_L */
PAD_NF(GPIO_154, UART4_RTS_L, PULL_NONE),
/* UART4_RXD */
PAD_NF(GPIO_155, UART4_RXD, PULL_NONE),
/* UART4_TXD */
PAD_NF(GPIO_156, UART4_TXD, PULL_NONE),
/* M2_SSD4_RST_L */
PAD_GPO(GPIO_157, HIGH),
};
void mainboard_program_gpios(void)
{
gpio_configure_pads(gpio_set_stage_ram, ARRAY_SIZE(gpio_set_stage_ram));
}

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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef MAINBOARD_GPIO_H
#define MAINBOARD_GPIO_H
void mainboard_program_early_gpios(void); /* bootblock GPIO configuration */
void mainboard_program_gpios(void); /* ramstage GPIO configuration */
#endif /* MAINBOARD_GPIO_H */

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/* SPDX-License-Identifier: GPL-2.0-only */
#include <amdblocks/acpi.h>
#include <amdblocks/amd_pci_util.h>
#include <commonlib/helpers.h>
#include <device/device.h>
#include <types.h>
#include "gpio.h"
/* TODO: Update for birman */
/* The IRQ mapping in fch_irq_map ends up getting written to the indirect address space that is
accessed via I/O ports 0xc00/0xc01. */
/*
* This controls the device -> IRQ routing.
*
* Hardcoded IRQs:
* 0: timer < soc/amd/common/acpi/lpc.asl
* 1: i8042 - Keyboard
* 2: cascade
* 8: rtc0 <- soc/amd/common/acpi/lpc.asl
* 9: acpi <- soc/amd/common/acpi/lpc.asl
*/
static const struct fch_irq_routing fch_irq_map[] = {
{ PIRQ_A, 12, PIRQ_NC },
{ PIRQ_B, 14, PIRQ_NC },
{ PIRQ_C, 15, PIRQ_NC },
{ PIRQ_D, 12, PIRQ_NC },
{ PIRQ_E, 14, PIRQ_NC },
{ PIRQ_F, 15, PIRQ_NC },
{ PIRQ_G, 12, PIRQ_NC },
{ PIRQ_H, 14, PIRQ_NC },
{ PIRQ_SCI, ACPI_SCI_IRQ, ACPI_SCI_IRQ },
{ PIRQ_SDIO, PIRQ_NC, PIRQ_NC },
{ PIRQ_GPIO, 11, 11 },
{ PIRQ_I2C0, 10, 10 },
{ PIRQ_I2C1, 7, 7 },
{ PIRQ_I2C2, 6, 6 },
{ PIRQ_I2C3, 5, 5 },
{ PIRQ_UART0, 4, 4 },
{ PIRQ_UART1, 3, 3 },
/* The MISC registers are not interrupt numbers */
{ PIRQ_MISC, 0xfa, 0x00 },
{ PIRQ_MISC0, 0x91, 0x00 },
{ PIRQ_HPET_L, 0x00, 0x00 },
{ PIRQ_HPET_H, 0x00, 0x00 },
};
const struct fch_irq_routing *mb_get_fch_irq_mapping(size_t *length)
{
*length = ARRAY_SIZE(fch_irq_map);
return fch_irq_map;
}
static void mainboard_init(void *chip_info)
{
mainboard_program_gpios();
}
struct chip_operations mainboard_ops = {
.init = mainboard_init,
};

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/* SPDX-License-Identifier: GPL-2.0-only */
#include <console/console.h>
#include <device/i2c_simple.h>
#include <gpio.h>
#include <soc/platform_descriptors.h>
#include <soc/soc_util.h>
#include <types.h>
#define phx_mxm_dxio_descriptor { \
.engine_type = PCIE_ENGINE, \
.port_present = CONFIG(ENABLE_EVAL_CARD), \
.start_lane = 0, \
.end_lane = 7, \
.device_number = 1, \
.function_number = 1, \
.link_speed_capability = GEN_MAX, \
.turn_off_unused_lanes = true, \
.link_aspm = ASPM_L1, \
.link_hotplug = HOTPLUG_DISABLED, \
.clk_req = CLK_REQ0, \
.port_params = {PP_PSPP_AC, 0x144, PP_PSPP_DC, 0x133}, \
}
#define ssd0_dxio_descriptor { \
.engine_type = PCIE_ENGINE, \
.port_present = true, \
.start_lane = 16, \
.end_lane = 19, \
.device_number = 2, \
.function_number = 4, \
.link_speed_capability = GEN_MAX, \
.turn_off_unused_lanes = true, \
.link_aspm = ASPM_L1, \
.link_hotplug = HOTPLUG_DISABLED, \
.clk_req = CLK_REQ2, \
.port_params = {PP_PSPP_AC, 0x144, PP_PSPP_DC, 0x133}, \
}
#define wlan_dxio_descriptor { \
.engine_type = PCIE_ENGINE, \
.port_present = true, \
.start_lane = 15, \
.end_lane = 15, \
.device_number = 2, \
.function_number = 2, \
.link_speed_capability = GEN_MAX, \
.turn_off_unused_lanes = true, \
.link_aspm = ASPM_L1, \
.link_hotplug = HOTPLUG_DISABLED, \
.clk_req = CLK_REQ3, \
}
#define phx_ssd1_dxio_descriptor { \
.engine_type = PCIE_ENGINE, \
.port_present = true, \
.start_lane = 8, \
.end_lane = 11, \
.device_number = 1, \
.function_number = 2, \
.link_speed_capability = GEN_MAX, \
.turn_off_unused_lanes = true, \
.link_aspm = ASPM_L1, \
.link_hotplug = HOTPLUG_DISABLED, \
.clk_req = CLK_REQ1, \
.port_params = {PP_PSPP_AC, 0x144, PP_PSPP_DC, 0x133}, \
}
#define wwan_dxio_descriptor { \
.engine_type = PCIE_ENGINE, \
.port_present = true, \
.start_lane = 12, \
.end_lane = 12, \
.device_number = 2, \
.function_number = 3, \
.link_speed_capability = GEN_MAX, \
.turn_off_unused_lanes = true, \
.link_aspm = ASPM_L1, \
.link_hotplug = HOTPLUG_DISABLED, \
.clk_req = CLK_REQ4, \
.port_params = {PP_PSPP_AC, 0x144, PP_PSPP_DC, 0x133}, \
}
#define gbe_dxio_descriptor { \
.engine_type = PCIE_ENGINE, \
.port_present = true, \
.start_lane = 13, \
.end_lane = 13, \
.device_number = 1, \
.function_number = 3, \
.link_speed_capability = GEN_MAX, \
.turn_off_unused_lanes = true, \
.link_aspm = ASPM_L1, \
.link_hotplug = HOTPLUG_DISABLED, \
.clk_req = CLK_REQ6, \
.port_params = {PP_PSPP_AC, 0x144, PP_PSPP_DC, 0x133}, \
}
#define sd_dxio_descriptor { \
.engine_type = PCIE_ENGINE, \
.port_present = false, \
.start_lane = 14, \
.end_lane = 14, \
.device_number = 2, \
.function_number = 1, \
.link_speed_capability = GEN_MAX, \
.turn_off_unused_lanes = true, \
.link_aspm = ASPM_L1, \
.link_hotplug = HOTPLUG_DISABLED, \
.clk_req = CLK_REQ5, \
.port_params = {PP_PSPP_AC, 0x144, PP_PSPP_DC, 0x133}, \
}
static fsp_ddi_descriptor birmanplus_ddi_descriptors[] = {
{ /* DDI0 - eDP */
.connector_type = DDI_EDP,
.aux_index = DDI_AUX1,
.hdp_index = DDI_HDP1
},
{ /* DDI1 - HDMI/DP */
.connector_type = DDI_HDMI,
.aux_index = DDI_AUX2,
.hdp_index = DDI_HDP2
},
{ /* DDI2 - DP (type C) */
.connector_type = DDI_DP_W_TYPEC,
.aux_index = DDI_AUX3,
.hdp_index = DDI_HDP3,
},
{ /* DDI3 - DP (type C) */
.connector_type = DDI_DP_W_TYPEC,
.aux_index = DDI_AUX4,
.hdp_index = DDI_HDP4,
},
{ /* DDI4 - DP (type C) */
.connector_type = DDI_DP_W_TYPEC,
.aux_index = DDI_AUX5,
.hdp_index = DDI_HDP5,
}
};
static uint8_t get_ddi1_type(void)
{
const uint8_t eeprom_i2c_bus = 2;
const uint8_t eeprom_i2c_address = 0x55;
const uint16_t eeprom_connector_type_offset = 2;
uint8_t eeprom_connector_type_data[2];
uint16_t connector_type;
if (i2c_2ba_read_bytes(eeprom_i2c_bus, eeprom_i2c_address,
eeprom_connector_type_offset, eeprom_connector_type_data,
sizeof(eeprom_connector_type_data))) {
printk(BIOS_NOTICE,
"Display connector type couldn't be determined. Disabling DDI1.\n");
return DDI_UNUSED_TYPE;
}
connector_type = eeprom_connector_type_data[1] | eeprom_connector_type_data[0] << 8;
switch (connector_type) {
case 0x0c:
printk(BIOS_DEBUG, "Configuring DDI1 as HDMI.\n");
return DDI_HDMI;
case 0x13:
printk(BIOS_DEBUG, "Configuring DDI1 as DP.\n");
return DDI_DP;
case 0x14:
printk(BIOS_DEBUG, "Configuring DDI1 as eDP.\n");
return DDI_EDP;
case 0x17:
printk(BIOS_DEBUG, "Configuring DDI1 as USB-C.\n");
return DDI_DP_W_TYPEC;
default:
printk(BIOS_WARNING, "Unexpected display connector type %x. Disabling DDI1.\n",
connector_type);
return DDI_UNUSED_TYPE;
}
}
void mainboard_get_dxio_ddi_descriptors(
const fsp_dxio_descriptor **dxio_descs, size_t *dxio_num,
const fsp_ddi_descriptor **ddi_descs, size_t *ddi_num)
{
birmanplus_ddi_descriptors[1].connector_type = get_ddi1_type();
printk(BIOS_DEBUG, "Using Birmanplus PHX DXIO\n");
static const fsp_dxio_descriptor birmanplus_phx_dxio_descriptors[] = {
phx_mxm_dxio_descriptor,
ssd0_dxio_descriptor,
wlan_dxio_descriptor,
phx_ssd1_dxio_descriptor,
wwan_dxio_descriptor,
gbe_dxio_descriptor,
sd_dxio_descriptor,
};
*dxio_descs = birmanplus_phx_dxio_descriptors;
*dxio_num = ARRAY_SIZE(birmanplus_phx_dxio_descriptors);
*ddi_descs = birmanplus_ddi_descriptors;
*ddi_num = ARRAY_SIZE(birmanplus_ddi_descriptors);
}