diff options
Diffstat (limited to 'src/mainboard')
9 files changed, 282 insertions, 0 deletions
diff --git a/src/mainboard/intel/shadowmountain/Kconfig b/src/mainboard/intel/shadowmountain/Kconfig index a822bcc350..66ae63672e 100644 --- a/src/mainboard/intel/shadowmountain/Kconfig +++ b/src/mainboard/intel/shadowmountain/Kconfig @@ -3,9 +3,39 @@ if BOARD_INTEL_SHADOWMOUNTAIN config BOARD_SPECIFIC_OPTIONS def_bool y select BOARD_ROMSIZE_KB_32768 + select DRIVERS_I2C_GENERIC + select DRIVERS_I2C_HID + select DRIVERS_INTEL_DPTF + select DRIVERS_INTEL_PMC + select DRIVERS_SPI_ACPI + select DRIVERS_USB_ACPI + select EC_GOOGLE_CHROMEEC + select EC_GOOGLE_CHROMEEC_BOARDID + select EC_GOOGLE_CHROMEEC_SKUID + select EC_GOOGLE_CHROMEEC_LPC + select HAVE_ACPI_RESUME select HAVE_ACPI_TABLES + select INTEL_LPSS_UART_FOR_CONSOLE + select MAINBOARD_HAS_CHROMEOS select SOC_INTEL_ALDERLAKE +config CHROMEOS + select GBB_FLAG_FORCE_DEV_SWITCH_ON + select GBB_FLAG_FORCE_DEV_BOOT_USB + select GBB_FLAG_FORCE_DEV_BOOT_LEGACY + select GBB_FLAG_FORCE_MANUAL_RECOVERY + select GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC + +config VBOOT + select EC_GOOGLE_CHROMEEC_SWITCHES + select VBOOT_LID_SWITCH + select VBOOT_MOCK_SECDATA + select HAS_RECOVERY_MRC_CACHE + +config DIMM_SPD_SIZE + int + default 512 + config DEVICETREE string default "variants/baseboard/devicetree.cb" diff --git a/src/mainboard/intel/shadowmountain/Makefile.inc b/src/mainboard/intel/shadowmountain/Makefile.inc new file mode 100644 index 0000000000..bc2be438d0 --- /dev/null +++ b/src/mainboard/intel/shadowmountain/Makefile.inc @@ -0,0 +1,13 @@ +## SPDX-License-Identifier: GPL-2.0-only + +bootblock-y += bootblock.c +bootblock-$(CONFIG_CHROMEOS) += chromeos.c + +verstage-$(CONFIG_CHROMEOS) += chromeos.c + +romstage-$(CONFIG_CHROMEOS) += chromeos.c + +ramstage-$(CONFIG_CHROMEOS) += chromeos.c + +subdirs-y += variants/baseboard +CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/baseboard/include diff --git a/src/mainboard/intel/shadowmountain/bootblock.c b/src/mainboard/intel/shadowmountain/bootblock.c new file mode 100644 index 0000000000..98f58bc6a1 --- /dev/null +++ b/src/mainboard/intel/shadowmountain/bootblock.c @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/gpio.h> +#include <baseboard/variants.h> +#include <bootblock_common.h> + +void bootblock_mainboard_early_init(void) +{ + variant_configure_early_gpio_pads(); +} diff --git a/src/mainboard/intel/shadowmountain/chromeos.c b/src/mainboard/intel/shadowmountain/chromeos.c new file mode 100644 index 0000000000..35a54a8aca --- /dev/null +++ b/src/mainboard/intel/shadowmountain/chromeos.c @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/gpio.h> +#include <baseboard/variants.h> +#include <boot/coreboot_tables.h> +#include <gpio.h> +#include <vendorcode/google/chromeos/chromeos.h> + +void fill_lb_gpios(struct lb_gpios *gpios) +{ + struct lb_gpio chromeos_gpios[] = { + {-1, ACTIVE_HIGH, get_lid_switch(), "lid"}, + {-1, ACTIVE_HIGH, 0, "power"}, + {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"}, + {GPIO_EC_IN_RW, ACTIVE_HIGH, gpio_get(GPIO_EC_IN_RW), + "EC in RW"}, + }; + lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); +} + +int get_write_protect_state(void) +{ + /* Read PCH_WP GPIO. */ + return gpio_get(GPIO_PCH_WP); +} + +void mainboard_chromeos_acpi_generate(void) +{ + const struct cros_gpio *gpios; + size_t num; + + gpios = variant_cros_gpios(&num); + chromeos_acpi_gpio_generate(gpios, num); +} diff --git a/src/mainboard/intel/shadowmountain/variants/baseboard/Makefile.inc b/src/mainboard/intel/shadowmountain/variants/baseboard/Makefile.inc new file mode 100644 index 0000000000..a084537cb9 --- /dev/null +++ b/src/mainboard/intel/shadowmountain/variants/baseboard/Makefile.inc @@ -0,0 +1,3 @@ +## SPDX-License-Identifier: GPL-2.0-or-later + +bootblock-y += early_gpio.c diff --git a/src/mainboard/intel/shadowmountain/variants/baseboard/devicetree.cb b/src/mainboard/intel/shadowmountain/variants/baseboard/devicetree.cb index fbd7d72f9f..1b3e37537b 100644 --- a/src/mainboard/intel/shadowmountain/variants/baseboard/devicetree.cb +++ b/src/mainboard/intel/shadowmountain/variants/baseboard/devicetree.cb @@ -1,5 +1,101 @@ chip soc/intel/alderlake + device cpu_cluster 0 on device lapic 0 on end end + + # GPE configuration + # Note that GPE events called out in ASL code rely on this + # route. i.e. If this route changes then the affected GPE + # offset bits also need to be changed. + register "pmc_gpe0_dw0" = "GPP_C" + register "pmc_gpe0_dw1" = "GPP_D" + register "pmc_gpe0_dw2" = "GPP_E" + + # EC host command ranges are in 0x800-0x8ff & 0x200-0x20f + register "gen1_dec" = "0x00fc0801" + register "gen2_dec" = "0x000c0201" + # EC memory map range is 0x900-0x9ff + register "gen3_dec" = "0x00fc0901" + + device domain 0 on + device pci 00.0 on end # Host Bridge + device pci 02.0 on end # Graphics + device pci 04.0 on end # DPTF + device pci 05.0 on end # IPU + device pci 06.0 on end # PEG60 + device pci 07.0 on end # TBT_PCIe0 + device pci 07.1 on end # TBT_PCIe1 + device pci 07.2 on end # TBT_PCIe2 + device pci 07.3 on end # TBT_PCIe3 + device pci 08.0 off end # GNA + device pci 09.0 off end # NPK + device pci 0a.0 off end # Crash-log SRAM + device pci 0d.0 on end # USB xHCI + device pci 0d.1 on end # USB xDCI (OTG) + device pci 0d.2 on end + device pci 0d.3 on end # TBT DMA1 + device pci 0e.0 off end # VMD + device pci 10.0 off end + device pci 10.1 off end + device pci 10.2 on end # CNVi: BT + device pci 10.6 off end # THC0 + device pci 10.7 off end # THC1 + device pci 11.0 off end + device pci 11.1 off end + device pci 11.2 off end + device pci 11.3 off end + device pci 11.4 off end + device pci 11.5 off end + device pci 12.0 off end # SensorHUB + device pci 12.5 off end + device pci 12.6 off end # GSPI2 + device pci 13.0 off end # GSPI3 + device pci 13.1 off end + device pci 14.0 on end # USB3.1 xHCI + device pci 14.1 off end # USB3.1 xDCI + device pci 14.2 off end # Shared RAM + device pci 14.3 on end # CNVi: WiFi + device pci 15.0 on end # I2C0 + device pci 15.1 on end # I2C1 + device pci 15.2 on end # I2C2 + device pci 15.3 on end # I2C3 + device pci 16.0 off end # HECI1 + device pci 16.1 off end # HECI2 + device pci 16.2 off end # CSME + device pci 16.3 off end # CSME + device pci 16.4 off end # HECI3 + device pci 16.5 off end # HECI4 + device pci 17.0 on end # SATA + device pci 19.0 off end # I2C4 + device pci 19.1 on end # I2C5 + device pci 19.2 off end # UART2 + device pci 1c.0 off end # RP1 + device pci 1c.1 off end # RP2 + device pci 1c.2 off end # RP3 + device pci 1c.3 off end # RP4 + device pci 1c.4 on end # RP5 + device pci 1c.5 off end # RP6 + device pci 1c.6 off end # RP7 + device pci 1c.7 on end # RP8 + device pci 1d.0 on end # RP9 + device pci 1d.1 off end # RP10 + device pci 1d.2 off end # RP11 + device pci 1d.3 off end # RP12 + device pci 1e.0 on end # UART0 + device pci 1e.1 off end # UART1 + device pci 1e.2 on end # GSPI0 + device pci 1e.3 off end # GSPI1 + device pci 1f.0 on + chip ec/google/chromeec + device pnp 0c09.0 on end + end + end # eSPI + device pci 1f.1 on end # P2SB + device pci 1f.2 hidden end # PMC + device pci 1f.3 on end # Intel Audio SNDW + device pci 1f.4 on end # SMBus + device pci 1f.5 on end # SPI + device pci 1f.6 off end # GbE + end end diff --git a/src/mainboard/intel/shadowmountain/variants/baseboard/early_gpio.c b/src/mainboard/intel/shadowmountain/variants/baseboard/early_gpio.c new file mode 100644 index 0000000000..29e6184447 --- /dev/null +++ b/src/mainboard/intel/shadowmountain/variants/baseboard/early_gpio.c @@ -0,0 +1,53 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/gpio.h> +#include <baseboard/variants.h> +#include <commonlib/helpers.h> + +/* Early pad configuration in bootblock */ +static const struct pad_config early_gpio_table[] = { + + /* UART0 RX */ + PAD_CFG_NF(GPP_H10, NONE, DEEP, NF2), + /* UART0 TX */ + PAD_CFG_NF(GPP_H11, NONE, DEEP, NF2), + /* A7 : MEM_STRAP_0 */ + PAD_CFG_GPI(GPP_A7, NONE, DEEP), + /* A17 : MEM_CH_SEL */ + PAD_CFG_GPI(GPP_A17, NONE, DEEP), + /* A19 : MEM_STRAP_2 */ + PAD_CFG_GPI(GPP_A19, NONE, DEEP), + /* A20 : MEM_STRAP_1 */ + PAD_CFG_GPI(GPP_A20, NONE, DEEP), + /* B11 : PCH_WP_OD */ + PAD_CFG_GPI_GPIO_DRIVER(GPP_B11, NONE, DEEP), + + /* C0 : EN_PP3300_WLAN */ + PAD_CFG_GPO(GPP_C0, 1, DEEP), + /* C3 : H1_PCH_INT_ODL */ + PAD_CFG_GPI_APIC(GPP_C3, NONE, PLTRST, LEVEL, INVERT), + + /* D10 : EN_PP3300_WWAN */ + PAD_CFG_GPO(GPP_D10, 1, DEEP), + + /* E10 : PCH_GSPI0_H1_TPM_CS_L */ + PAD_CFG_NF(GPP_E10, NONE, DEEP, NF7), + /* E11 : PCH_GSPI0_H1_TPM_CLK */ + PAD_CFG_NF(GPP_E11, NONE, DEEP, NF7), + /* E12 : PCH_GSPIO_H1_TPM_MISO */ + PAD_CFG_NF(GPP_E12, NONE, DEEP, NF7), + /* E13 : PCH_GSPI0_H1_TPM_MOSI_STRAP */ + PAD_CFG_NF(GPP_E13, NONE, DEEP, NF7), + + /* F14 : WLAN_PERST_L */ + PAD_CFG_GPO(GPP_F14, 1, DEEP), + /* F20 : WWAN_RST_ODL + To meet timing constraints - drive reset low. + Deasserted in ramstage. */ + PAD_CFG_GPO(GPP_F20, 0, DEEP), +}; + +void variant_configure_early_gpio_pads(void) +{ + gpio_configure_pads(early_gpio_table, ARRAY_SIZE(early_gpio_table)); +} diff --git a/src/mainboard/intel/shadowmountain/variants/baseboard/include/baseboard/gpio.h b/src/mainboard/intel/shadowmountain/variants/baseboard/include/baseboard/gpio.h new file mode 100644 index 0000000000..470a5d9e47 --- /dev/null +++ b/src/mainboard/intel/shadowmountain/variants/baseboard/include/baseboard/gpio.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#ifndef __BASEBOARD_GPIO_H__ +#define __BASEBOARD_GPIO_H__ + +#include <soc/gpe.h> +#include <soc/gpio.h> + +/* EC in RW */ +#define GPIO_EC_IN_RW GPP_A8 + +/* BIOS Flash Write Protect */ +#define GPIO_PCH_WP GPP_B11 + +/* EC wake is LAN_WAKE# */ +#define GPE_EC_WAKE GPE0_LAN_WAK + +/* EC sync IRQ */ +#define EC_SYNC_IRQ GPP_C6_IRQ + +/* eSPI virtual wire reporting */ +#define EC_SCI_GPI GPE0_ESPI + +#endif /* BASEBOARD_GPIO_H */ diff --git a/src/mainboard/intel/shadowmountain/variants/baseboard/include/baseboard/variants.h b/src/mainboard/intel/shadowmountain/variants/baseboard/include/baseboard/variants.h new file mode 100644 index 0000000000..dbd0e67887 --- /dev/null +++ b/src/mainboard/intel/shadowmountain/variants/baseboard/include/baseboard/variants.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#ifndef __BASEBOARD_VARIANTS_H__ +#define __BASEBOARD_VARIANTS_H__ + +#include <soc/gpio.h> +#include <soc/meminit.h> +#include <stddef.h> +#include <vendorcode/google/chromeos/chromeos.h> + +/* + * The next set of functions return the gpio table and fill in the number of + * entries for each table. + */ +const struct cros_gpio *variant_cros_gpios(size_t *num); + +void variant_configure_early_gpio_pads(void); + +#endif /* __BASEBOARD_VARIANTS_H__ */ |