mainboard/system76/gaze16: Add System76 Gazelle (gaze16)

Change-Id: Ifb90f9b73a10abf53a21738e2c466d539df9a37c
Co-authored-by: Tim Crawford <[email protected]>

src/mainboard/system76/gaze16/Kconfig

@@ -0,0 +1,92 @@
+if BOARD_SYSTEM76_GAZE16_3050 || BOARD_SYSTEM76_GAZE16_3060
+
+config BOARD_SPECIFIC_OPTIONS
+	def_bool y
+	select BOARD_ROMSIZE_KB_16384
+	select DRIVERS_I2C_HID
+	select DRIVERS_SYSTEM76_DGPU
+	select EC_SYSTEM76_EC
+	select EC_SYSTEM76_EC_BAT_THRESHOLDS
+	select EC_SYSTEM76_EC_COLOR_KEYBOARD
+	select EC_SYSTEM76_EC_DGPU
+	select HAVE_ACPI_RESUME
+	select HAVE_ACPI_TABLES
+	select HAVE_CMOS_DEFAULT
+	select HAVE_OPTION_TABLE
+	select INTEL_GMA_HAVE_VBT
+	select INTEL_LPSS_UART_FOR_CONSOLE
+	select MAINBOARD_HAS_LPC_TPM
+	select MAINBOARD_HAS_TPM2
+	select NO_UART_ON_SUPERIO
+	select SOC_INTEL_TIGERLAKE
+	select SOC_INTEL_TIGERLAKE_PCH_H
+	select SOC_INTEL_COMMON_BLOCK_HDA_VERB
+	select SPD_READ_BY_WORD
+	select SYSTEM_TYPE_LAPTOP
+	select TPM_RDRESP_NEED_DELAY
+	select USE_OPTION_TABLE
+
+config MAINBOARD_DIR
+	string
+	default "system76/gaze16"
+
+config MAINBOARD_PART_NUMBER
+	string
+	default "gaze16-3050" if BOARD_SYSTEM76_GAZE16_3050
+	default "gaze16-3060" if BOARD_SYSTEM76_GAZE16_3060
+
+config MAINBOARD_SMBIOS_PRODUCT_NAME
+	string
+	default "Gazelle"
+
+config MAINBOARD_VERSION
+	string
+	default "gaze16-3050" if BOARD_SYSTEM76_GAZE16_3050
+	default "gaze16-3060" if BOARD_SYSTEM76_GAZE16_3060
+
+config VARIANT_DIR
+	string
+	default "3050" if BOARD_SYSTEM76_GAZE16_3050
+	default "3060" if BOARD_SYSTEM76_GAZE16_3060
+
+config OVERRIDE_DEVICETREE
+	string
+	default "variants/$(CONFIG_VARIANT_DIR)/overridetree.cb"
+
+config CBFS_SIZE
+	hex
+	default 0xA00000
+
+config CONSOLE_POST
+	bool
+	default y
+
+config DIMM_MAX
+	int
+	default 4 # Hack to make soc code work
+
+config DIMM_SPD_SIZE
+	int
+	default 512
+
+config DRIVERS_SYSTEM76_DGPU_DEVICE
+	hex
+	default 0x01
+
+config MAX_CPUS
+	int
+	default 16
+
+config ONBOARD_VGA_IS_PRIMARY
+	bool
+	default y
+
+config POST_DEVICE
+	bool
+	default n
+
+config UART_FOR_CONSOLE
+	int
+	default 2
+
+endif

src/mainboard/system76/gaze16/Kconfig.name

@@ -0,0 +1,5 @@
+config BOARD_SYSTEM76_GAZE16_3050
+	bool "gaze16 3050"
+
+config BOARD_SYSTEM76_GAZE16_3060
+	bool "gaze16 3060"

src/mainboard/system76/gaze16/Makefile.inc

@@ -0,0 +1,11 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/include
+
+bootblock-y += bootblock.c
+
+romstage-y += variants/$(VARIANT_DIR)/romstage.c
+
+ramstage-y += ramstage.c
+ramstage-y += variants/$(VARIANT_DIR)/ramstage.c
+ramstage-y += variants/$(VARIANT_DIR)/hda_verb.c

src/mainboard/system76/gaze16/acpi/backlight.asl

@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <drivers/intel/gma/acpi/gma.asl>
+
+Scope (GFX0) {
+       Name (BRIG, Package (22) {
+                40, /* default AC */
+                40, /* default Battery */
+                 5,
+                10,
+                15,
+                20,
+                25,
+                30,
+                35,
+                40,
+                45,
+                50,
+                55,
+                60,
+                65,
+                70,
+                75,
+                80,
+                85,
+                90,
+                95,
+               100
+       })
+}

src/mainboard/system76/gaze16/acpi/dgpu.asl

@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+Scope (\_SB.PCI0.RP01) {
+    Device (DEV0) {
+        Name(_ADR, 0x00000000)
+
+        OperationRegion (PCIC, PCI_Config, 0x00, 0x50)
+        Field (PCIC, DwordAcc, NoLock, Preserve) {
+            Offset (0x40),
+            SSID, 32
+        }
+
+        Name (_PR0, Package () { PWRR })
+        Name (_PR3, Package () { PWRR })
+        PowerResource (PWRR, 0, 0) {
+            Name (_STA, 1)
+
+            Method (_ON) {
+                ^^SSID = 0x50171558
+                Printf("GPU _ON %o", ToHexString(^^SSID))
+                _STA = 1
+            }
+
+            Method (_OFF) {
+                Printf("GPU _OFF %o", ToHexString(^^SSID))
+                _STA = 0
+            }
+        }
+    }
+}

src/mainboard/system76/gaze16/acpi/mainboard.asl

@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <variant/gpio.h>
+#include "dgpu.asl"
+
+#define EC_GPE_SCI 0x6E
+#define EC_GPE_SWI 0x6E
+#include <ec/system76/ec/acpi/ec.asl>
+
+Scope (\_SB) {
+	#include "sleep.asl"
+	Scope (PCI0) {
+		#include "backlight.asl"
+	}
+}

src/mainboard/system76/gaze16/acpi/sleep.asl

@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <intelblocks/gpio.h>
+
+Method (PGPM, 1, Serialized)
+{
+	For (Local0 = 0, Local0 < 6, Local0++)
+	{
+		\_SB.PCI0.CGPM (Local0, Arg0)
+	}
+}
+
+/*
+ * Method called from _PTS prior to system sleep state entry
+ * Enables dynamic clock gating for all 5 GPIO communities
+ */
+Method (MPTS, 1, Serialized)
+{
+	\_SB.PCI0.LPCB.EC0.PTS (Arg0)
+	PGPM (MISCCFG_ENABLE_GPIO_PM_CONFIG)
+}
+
+/*
+ * Method called from _WAK prior to system sleep state wakeup
+ * Disables dynamic clock gating for all 5 GPIO communities
+ */
+Method (MWAK, 1, Serialized)
+{
+	PGPM (0)
+	\_SB.PCI0.LPCB.EC0.WAK (Arg0)
+}
+
+/*
+ * S0ix Entry/Exit Notifications
+ * Called from \_SB.PEPD._DSM
+ */
+Method (MS0X, 1, Serialized)
+{
+	If (Arg0 == 1) {
+		/* S0ix Entry */
+		PGPM (MISCCFG_ENABLE_GPIO_PM_CONFIG)
+	} Else {
+		/* S0ix Exit */
+		PGPM (0)
+	}
+}

src/mainboard/system76/gaze16/board_info.txt

@@ -0,0 +1,8 @@
+Vendor name: System76
+Board name: gaze16
+Category: laptop
+Release year: 2021
+ROM package: SOIC-8
+ROM protocol: SPI
+ROM socketed: n
+Flashrom support: y

src/mainboard/system76/gaze16/bootblock.c

@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <bootblock_common.h>
+#include <gpio.h>
+#include <variant/gpio.h>
+#include <drivers/system76/dgpu/bootblock.c>
+
+void bootblock_mainboard_init(void) {
+	gpio_configure_pads(early_gpio_table, ARRAY_SIZE(early_gpio_table));
+	dgpu_power_enable(1);
+}

src/mainboard/system76/gaze16/cmos.default

@@ -0,0 +1,2 @@
+boot_option=Fallback
+preserve_smmstore=0

src/mainboard/system76/gaze16/cmos.layout

@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+entries
+
+0	384	r	0	reserved_memory
+
+# RTC_BOOT_BYTE (coreboot hardcoded)
+384	1	e	2	boot_option
+388	4	h	0	reboot_counter
+
+#395	4	e	3	debug_level
+408	1	h	1	preserve_smmstore
+984	16	h	0	check_sum
+
+enumerations
+
+1	0	Disable
+1	1	Enable
+
+2	0	Fallback
+2	1	Normal
+
+3	0	Emergency
+3	1	Alert
+3	2	Critical
+3	3	Error
+3	4	Warning
+3	5	Notice
+3	6	Info
+3	7	Debug
+3	8	Spew
+
+checksums
+
+checksum 392 983 984