Change in coreboot[master]: mb/google/hatch: Add Noibat variant - coreboot-gerrit

29 May 2020

Edward O'Callaghan has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/41851 )
Change subject: mb/google/hatch: Add Noibat variant
......................................................................
mb/google/hatch: Add Noibat variant
A verbatim copy of variants/puff.
BUG=b:156429564
BRANCH=none
TEST=none
Change-Id: I8c76d468177e1f3fcab53e0790599041b1a944d8
Signed-off-by: Edward O'Callaghan quasisec@google.com
---
M src/mainboard/google/hatch/Kconfig
M src/mainboard/google/hatch/Kconfig.name
A src/mainboard/google/hatch/variants/noibat/Makefile.inc
A src/mainboard/google/hatch/variants/noibat/gpio.c
A src/mainboard/google/hatch/variants/noibat/include/variant/acpi/dptf.asl
A src/mainboard/google/hatch/variants/noibat/include/variant/ec.h
A src/mainboard/google/hatch/variants/noibat/include/variant/gpio.h
A src/mainboard/google/hatch/variants/noibat/mainboard.c
A src/mainboard/google/hatch/variants/noibat/overridetree.cb
9 files changed, 843 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/51/41851/1

diff --git a/src/mainboard/google/hatch/Kconfig b/src/mainboard/google/hatch/Kconfig
index 853f72b..c347585 100644
--- a/src/mainboard/google/hatch/Kconfig
+++ b/src/mainboard/google/hatch/Kconfig
@@ -123,6 +123,7 @@
    default "Kindred" if BOARD_GOOGLE_KINDRED
    default "Kohaku" if BOARD_GOOGLE_KOHAKU
    default "Mushu" if BOARD_GOOGLE_MUSHU
+	default "Noibat" if BOARD_GOOGLE_NOIBAT
    default "Palkia" if BOARD_GOOGLE_PALKIA
    default "Nightfury" if BOARD_GOOGLE_NIGHTFURY
    default "Puff" if BOARD_GOOGLE_PUFF
@@ -153,6 +154,7 @@
    default "kindred" if BOARD_GOOGLE_KINDRED
    default "kohaku" if BOARD_GOOGLE_KOHAKU
    default "mushu" if BOARD_GOOGLE_MUSHU
+	default "noibat" if BOARD_GOOGLE_NOIBAT
    default "palkia" if BOARD_GOOGLE_PALKIA
    default "nightfury" if BOARD_GOOGLE_NIGHTFURY
    default "puff" if BOARD_GOOGLE_PUFF
diff --git a/src/mainboard/google/hatch/Kconfig.name b/src/mainboard/google/hatch/Kconfig.name
index 1194f82..fb811ff 100644
--- a/src/mainboard/google/hatch/Kconfig.name
+++ b/src/mainboard/google/hatch/Kconfig.name
@@ -78,6 +78,11 @@
    select CHROMEOS_DSM_CALIB
    select DRIVERS_I2C_MAX98390
+config BOARD_GOOGLE_NOIBAT
+	bool "-> Noibat"
+	select BOARD_GOOGLE_BASEBOARD_NOIBAT
+	select BOARD_ROMSIZE_KB_16384
+
 config BOARD_GOOGLE_PUFF
    bool "-> Puff"
    select BOARD_GOOGLE_BASEBOARD_PUFF
diff --git a/src/mainboard/google/hatch/variants/noibat/Makefile.inc b/src/mainboard/google/hatch/variants/noibat/Makefile.inc
new file mode 100644
index 0000000..2afd494
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/noibat/Makefile.inc
@@ -0,0 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+ramstage-y += gpio.c
+ramstage-y += mainboard.c
+bootblock-y += gpio.c
diff --git a/src/mainboard/google/hatch/variants/noibat/gpio.c b/src/mainboard/google/hatch/variants/noibat/gpio.c
new file mode 100644
index 0000000..5a911fc
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/noibat/gpio.c
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <baseboard/gpio.h>
+#include <baseboard/variants.h>
+#include <commonlib/helpers.h>
+
+static const struct pad_config gpio_table[] = {
+	/* A16 : SD_OC_ODL */
+	PAD_CFG_GPI(GPP_A16, NONE, DEEP),
+	/* A18 : LAN_PE_ISOLATE_ODL */
+	PAD_CFG_GPO(GPP_A18, 1, DEEP),
+	/* A23 : M2_WLAN_INT_ODL */
+	PAD_CFG_GPI_APIC(GPP_A23, NONE, PLTRST, LEVEL, INVERT),
+
+	/* B5 : LAN_CLKREQ_ODL */
+	PAD_CFG_NF(GPP_B5, NONE, DEEP, NF1),
+
+	/* C0 : SMBCLK */
+	PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1),
+	/* C1 : SMBDATA */
+	PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1),
+	/* C6: M2_WLAN_WAKE_ODL */
+	PAD_CFG_GPI_SCI_LOW(GPP_C6, NONE, DEEP, EDGE_SINGLE),
+	/* C7 : LAN_WAKE_ODL */
+	PAD_CFG_GPI_SCI_LOW(GPP_C7, NONE, DEEP, EDGE_SINGLE),
+	/* C10 : PCH_PCON_RST_ODL */
+	PAD_CFG_GPO(GPP_C10, 1, DEEP),
+	/* C11 : PCH_PCON_PDB_ODL */
+	PAD_CFG_GPO(GPP_C11, 1, DEEP),
+	/* C15  : WLAN_OFF_L */
+	PAD_CFG_GPO(GPP_C15, 1, DEEP),
+
+	/* E2  : EN_PP_MST_OD */
+	PAD_CFG_GPO(GPP_E2, 1, DEEP),
+	/* E9 : USB_A0_OC_ODL */
+	PAD_CFG_NF(GPP_E9, NONE, DEEP, NF1),
+	/* E10 : USB_A1_OC_ODL */
+	PAD_CFG_NF(GPP_E10, NONE, DEEP, NF1),
+
+	/* F11 : EMMC_CMD */
+	PAD_CFG_NF(GPP_F11, NONE, DEEP, NF1),
+	/* F12 : EMMC_DATA0 */
+	PAD_CFG_NF(GPP_F12, NONE, DEEP, NF1),
+	/* F13 : EMMC_DATA1 */
+	PAD_CFG_NF(GPP_F13, NONE, DEEP, NF1),
+	/* F14 : EMMC_DATA2 */
+	PAD_CFG_NF(GPP_F14, NONE, DEEP, NF1),
+	/* F15 : EMMC_DATA3 */
+	PAD_CFG_NF(GPP_F15, NONE, DEEP, NF1),
+	/* F16 : EMMC_DATA4 */
+	PAD_CFG_NF(GPP_F16, NONE, DEEP, NF1),
+	/* F17 : EMMC_DATA5 */
+	PAD_CFG_NF(GPP_F17, NONE, DEEP, NF1),
+	/* F18 : EMMC_DATA6 */
+	PAD_CFG_NF(GPP_F18, NONE, DEEP, NF1),
+	/* F19 : EMMC_DATA7 */
+	PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1),
+	/* F20 : EMMC_RCLK */
+	PAD_CFG_NF(GPP_F20, NONE, DEEP, NF1),
+	/* F21 : EMMC_CLK */
+	PAD_CFG_NF(GPP_F21, NONE, DEEP, NF1),
+	/* F22 : EMMC_RST_L */
+	PAD_CFG_NF(GPP_F22, NONE, DEEP, NF1),
+
+	/* H4: PCH_I2C_PCON_SDA */
+	PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1),
+	/* H5: PCH_I2C_PCON_SCL */
+	PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1),
+	/* H22 : PWM_PP3300_BIOZZER */
+	PAD_CFG_GPO(GPP_H22, 0, DEEP),
+};
+
+const struct pad_config *override_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(gpio_table);
+	return gpio_table;
+}
+
+/* Early pad configuration in bootblock */
+static const struct pad_config early_gpio_table[] = {
+	/* B14 : GPP_B14_STRAP */
+	PAD_NC(GPP_B14, NONE),
+	/* B22 : GPP_B22_STRAP */
+	PAD_NC(GPP_B22, NONE),
+	/* E19 : GPP_E19_STRAP */
+	PAD_NC(GPP_E19, NONE),
+	/* E21 : GPP_E21_STRAP */
+	PAD_NC(GPP_E21, NONE),
+	/* B15 : H1_SLAVE_SPI_CS_L */
+	PAD_CFG_NF(GPP_B15, NONE, DEEP, NF1),
+	/* B16 : H1_SLAVE_SPI_CLK */
+	PAD_CFG_NF(GPP_B16, NONE, DEEP, NF1),
+	/* B17 : H1_SLAVE_SPI_MISO_R */
+	PAD_CFG_NF(GPP_B17, NONE, DEEP, NF1),
+	/* B18 : H1_SLAVE_SPI_MOSI_R */
+	PAD_CFG_NF(GPP_B18, NONE, DEEP, NF1),
+	/* C14 : BT_DISABLE_L */
+	PAD_CFG_GPO(GPP_C14, 0, DEEP),
+	/* PCH_WP_OD */
+	PAD_CFG_GPI(GPP_C20, NONE, DEEP),
+	/* C21 : H1_PCH_INT_ODL */
+	PAD_CFG_GPI_APIC(GPP_C21, NONE, PLTRST, LEVEL, INVERT),
+	/* C23 : WLAN_PE_RST# */
+	PAD_CFG_GPO(GPP_C23, 1, DEEP),
+	/* E1  : M2_SSD_PEDET */
+	PAD_CFG_NF(GPP_E1, NONE, DEEP, NF1),
+	/* E5  : SATA_DEVSLP1 */
+	PAD_CFG_NF(GPP_E5, NONE, PLTRST, NF1),
+};
+
+const struct pad_config *variant_early_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(early_gpio_table);
+	return early_gpio_table;
+}
diff --git a/src/mainboard/google/hatch/variants/noibat/include/variant/acpi/dptf.asl b/src/mainboard/google/hatch/variants/noibat/include/variant/acpi/dptf.asl
new file mode 100644
index 0000000..86bd8fc
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/noibat/include/variant/acpi/dptf.asl
@@ -0,0 +1,114 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#define DPTF_CPU_PASSIVE	93
+#define DPTF_CPU_CRITICAL	100
+#define DPTF_CPU_ACTIVE_AC0	90
+#define DPTF_CPU_ACTIVE_AC1	85
+#define DPTF_CPU_ACTIVE_AC2	80
+#define DPTF_CPU_ACTIVE_AC3	75
+#define DPTF_CPU_ACTIVE_AC4	70
+#define DPTF_CPU_ACTIVE_AC5	65
+
+#define DPTF_TSR0_SENSOR_ID	0
+#define DPTF_TSR0_SENSOR_NAME	"Thermal Sensor 1"
+#define DPTF_TSR0_PASSIVE	65
+#define DPTF_TSR0_CRITICAL	75
+#define DPTF_TSR0_ACTIVE_AC0	50
+#define DPTF_TSR0_ACTIVE_AC1	47
+#define DPTF_TSR0_ACTIVE_AC2	45
+#define DPTF_TSR0_ACTIVE_AC3	42
+#define DPTF_TSR0_ACTIVE_AC4	39
+
+#define DPTF_TSR1_SENSOR_ID	1
+#define DPTF_TSR1_SENSOR_NAME	"Thermal Sensor 2"
+#define DPTF_TSR1_PASSIVE	65
+#define DPTF_TSR1_CRITICAL	75
+#define DPTF_TSR1_ACTIVE_AC0	50
+#define DPTF_TSR1_ACTIVE_AC1	47
+#define DPTF_TSR1_ACTIVE_AC2	45
+#define DPTF_TSR1_ACTIVE_AC3	42
+#define DPTF_TSR1_ACTIVE_AC4	39
+
+#define DPTF_ENABLE_CHARGER
+#define DPTF_ENABLE_FAN_CONTROL
+
+/* Charger performance states, board-specific values from charger and EC */
+Name (CHPS, Package () {
+	Package () { 0, 0, 0, 0, 255, 0x6a4, "mA", 0 },	/* 1.7A (MAX) */
+	Package () { 0, 0, 0, 0, 24, 0x600, "mA", 0 },	/* 1.5A */
+	Package () { 0, 0, 0, 0, 16, 0x400, "mA", 0 },	/* 1.0A */
+	Package () { 0, 0, 0, 0, 8, 0x200, "mA", 0 },	/* 0.5A */
+})
+
+/* DFPS: Fan Performance States */
+Name (DFPS, Package () {
+	0,	// Revision
+	/*
+	 * TODO : Need to update this Table after characterization.
+	 *	  These are initial reference values.
+	 */
+	/* Control, Trip Point, Speed, NoiseLevel, Power */
+	Package () {90,		0xFFFFFFFF,	6700,	220,	2200},
+	Package () {80,		0xFFFFFFFF,	5800,	180,	1800},
+	Package () {70,		0xFFFFFFFF,	5000,	145,	1450},
+	Package () {60,		0xFFFFFFFF,	4900,	115,	1150},
+	Package () {50,		0xFFFFFFFF,	3838,	90,	900},
+	Package () {40,		0xFFFFFFFF,	2904,	55,	550},
+	Package () {30,		0xFFFFFFFF,	2337,	30,	300},
+	Package () {20,		0xFFFFFFFF,	1608,	15,	150},
+	Package () {10,		0xFFFFFFFF,	800,	10,	100},
+	Package () {0,		0xFFFFFFFF,	0,	0,	50}
+})
+
+Name (DART, Package () {
+	/* Fan effect on CPU */
+	0,	// Revision
+	Package () {
+		/*
+		 * Source, Target, Weight, AC0, AC1, AC2, AC3, AC4, AC5, AC6,
+		 *	AC7, AC8, AC9
+		 */
+		_SB.DPTF.TFN1, _SB.PCI0.TCPU, 95, 85, 75, 65, 55, 45, 0, 0,
+			0, 0, 0
+	},
+	Package () {
+		_SB.DPTF.TFN1, _SB.DPTF.TSR0, 95, 85, 75, 65, 55, 45, 0, 0,
+			0, 0, 0
+	},
+	Package () {
+		_SB.DPTF.TFN1, _SB.DPTF.TSR1, 95, 85, 75, 65, 55, 45, 0, 0,
+			0, 0, 0
+	}
+})
+
+Name (DTRT, Package () {
+	/* CPU Throttle Effect on CPU */
+	Package () { _SB.PCI0.TCPU, _SB.PCI0.TCPU, 100, 50, 0, 0, 0, 0 },
+
+	/* CPU Throttle Effect on Ambient (TSR0) */
+	Package () { _SB.PCI0.TCPU, _SB.DPTF.TSR0, 100, 60, 0, 0, 0, 0 },
+
+	/* Charger Throttle Effect on Charger (TSR1) */
+	Package () { _SB.DPTF.TCHG, _SB.DPTF.TSR1, 100, 60, 0, 0, 0, 0 },
+})
+
+Name (MPPC, Package ()
+{
+	0x2,		/* Revision */
+	Package () {	/* Power Limit 1 */
+		0,	/* PowerLimitIndex, 0 for Power Limit 1 */
+		15000,	/* PowerLimitMinimum */
+		15000,	/* PowerLimitMaximum */
+		28000,	/* TimeWindowMinimum */
+		32000,	/* TimeWindowMaximum */
+		200	/* StepSize */
+	},
+	Package () {	/* Power Limit 2 */
+		1,	/* PowerLimitIndex, 1 for Power Limit 2 */
+		25000,	/* PowerLimitMinimum */
+		64000,	/* PowerLimitMaximum */
+		28000,	/* TimeWindowMinimum */
+		32000,	/* TimeWindowMaximum */
+		1000	/* StepSize */
+	}
+})
diff --git a/src/mainboard/google/hatch/variants/noibat/include/variant/ec.h b/src/mainboard/google/hatch/variants/noibat/include/variant/ec.h
new file mode 100644
index 0000000..7af174d
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/noibat/include/variant/ec.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef VARIANT_EC_H
+#define VARIANT_EC_H
+
+#include <ec/google/chromeec/ec_commands.h>
+#include <variant/gpio.h>
+
+#define MAINBOARD_EC_SCI_EVENTS \
+	(EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED)   |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_THRESHOLD) |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_START)    |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_STOP)     |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_PD_MCU)            |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MKBP))
+
+#define MAINBOARD_EC_SMI_EVENTS 0
+
+/* EC can wake from S5 with power button */
+#define MAINBOARD_EC_S5_WAKE_EVENTS \
+	(EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON))
+
+/* EC can wake from S3 with power button */
+#define MAINBOARD_EC_S3_WAKE_EVENTS (MAINBOARD_EC_S5_WAKE_EVENTS)
+
+#define MAINBOARD_EC_S0IX_WAKE_EVENTS \
+	(MAINBOARD_EC_S3_WAKE_EVENTS | \
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_HANG_DETECT))
+
+/* Log EC wake events plus EC shutdown events */
+#define MAINBOARD_EC_LOG_EVENTS \
+	(EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_SHUTDOWN) |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_PANIC))
+
+/*
+ * ACPI related definitions for ASL code.
+ */
+
+/* Enable cros_ec_keyb device */
+#define EC_ENABLE_MKBP_DEVICE
+
+/* Enable EC backed PD MCU device in ACPI */
+#define EC_ENABLE_PD_MCU_DEVICE
+
+/*
+ * Defines EC wake pin route.
+ * Note that GPE_EC_WAKE is defined, confusingly, as GPE_LAN_WAK which is GPD2/LAN_WAKE#
+ * on the PCH or as the line EC_PCH_WAKE_ODL on the schematic.
+ */
+#define EC_ENABLE_WAKE_PIN	GPE_EC_WAKE
+
+#define SIO_EC_MEMMAP_ENABLE	/* EC Memory Map Resources */
+#define SIO_EC_HOST_ENABLE	/* EC Host Interface Resources */
+
+/* Enable EC sync interrupt, EC_SYNC_IRQ is defined in baseboard/gpio.h */
+#define EC_ENABLE_SYNC_IRQ
+
+#endif /* VARIANT_EC_H */
diff --git a/src/mainboard/google/hatch/variants/noibat/include/variant/gpio.h b/src/mainboard/google/hatch/variants/noibat/include/variant/gpio.h
new file mode 100644
index 0000000..79a1410
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/noibat/include/variant/gpio.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef VARIANT_GPIO_H
+#define VARIANT_GPIO_H
+
+#include <baseboard/gpio.h>
+
+#endif
diff --git a/src/mainboard/google/hatch/variants/noibat/mainboard.c b/src/mainboard/google/hatch/variants/noibat/mainboard.c
new file mode 100644
index 0000000..b5bc699
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/noibat/mainboard.c
@@ -0,0 +1,143 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <baseboard/variants.h>
+#include <chip.h>
+#include <delay.h>
+#include <device/device.h>
+#include <ec/google/chromeec/ec.h>
+#include <gpio.h>
+#include <intelblocks/power_limit.h>
+#include <timer.h>
+
+#define GPIO_HDMI_HPD		GPP_E13
+#define GPIO_DP_HPD		GPP_E14
+
+/* TODO: This can be moved to common directory */
+static void wait_for_hpd(gpio_t gpio, long timeout)
+{
+	struct stopwatch sw;
+
+	printk(BIOS_INFO, "Waiting for HPD\n");
+	stopwatch_init_msecs_expire(&sw, timeout);
+	while (!gpio_get(gpio)) {
+		if (stopwatch_expired(&sw)) {
+			printk(BIOS_WARNING,
+			       "HPD not ready after %ldms. Abort.\n", timeout);
+			return;
+		}
+		mdelay(200);
+	}
+	printk(BIOS_INFO, "HPD ready after %lu ms\n",
+	       stopwatch_duration_msecs(&sw));
+}
+
+/*
+ * For type-C chargers, set PL2 to 90% of max power to account for
+ * cable loss and FET Rdson loss in the path from the source.
+ */
+#define SET_PSYSPL2(w)     (9 * (w) / 10)
+
+#define PUFF_PL2   (35)
+
+#define PUFF_PSYSPL2 (58)
+
+#define PUFF_MAX_TIME_WINDOW 6
+#define PUFF_MIN_DUTYCYCLE   4
+
+/*
+ * mainboard_set_power_limits
+ *
+ * Set Pl2 and SysPl2 values based on detected charger.
+ * Values are defined below but we use U22 value for all SKUs for now.
+ * definitions:
+ * x = no value entered. Use default value in parenthesis.
+ *     will set 0 to anything that shouldn't be set.
+ * n = max value of power adapter.
+ * +-------------+-----+---------+-----------+-------+
+ * | sku_id      | PL2 | PsysPL2 |  PsysPL3  |  PL4  |
+ * +-------------+-----+---------+-----------+-------+
+ * | i7 U42      |  51 |   81    | x(.85PL4) | x(82) |
+ * | celeron U22 |  35 |   58    | x(.85PL4) | x(51) |
+ * +-------------+-----+---------+-----------+-------+
+ * For USB C charger:
+ * +-------------+-----+---------+---------+-------+
+ * | Max Power(W)| PL2 | PsysPL2 | PsysPL3 |  PL4  |
+ * +-------------+-----+---------+---------+-------+
+ * | 60 (U42)    |  44 |   54    |    54   |   54  |
+ * | 60 (U22)    |  29 |   54    |    54   | x(43) |
+ * | n  (U42)    |  44 |   .9n   |   .9n   |  .9n  |
+ * | n  (U22)    |  29 |   .9n   |   .9n   | x(43) |
+ * +-------------+-----+---------+---------+-------+
+ */
+
+/*
+ * Psys_pmax considerations
+ *
+ * Given the hardware design in puff, the serial shunt resistor is 0.01ohm.
+ * The full scale of hardware PSYS signal 0.8v maps to system current 9.6A
+ * instead of real system power. The equation is shown below:
+ * PSYS = 0.8v = (0.01ohm x Iinput) x 50 (INA213, gain 50V/V) x 15k/(15k + 75k)
+ * Hence, Iinput (Amps) = 9.6A
+ * Since there is no voltage information from PSYS, different voltage input
+ * would map to different Psys_pmax settings:
+ * For Type-C 15V, the Psys_pmax sholud be 15v x 9.6A = 144W
+ * For Type-C 20V, the Psys_pmax should be 20v x 9.6A = 192W
+ * For a barral jack, the Psys_pmax should be 19v x 9.6A = 182.4W
+ */
+#define PSYS_IMAX	9600
+#define BJ_VOLTS_MV	19000
+
+static void mainboard_set_power_limits(struct soc_power_limits_config *conf)
+{
+	enum usb_chg_type type;
+	u32 watts;
+	u16 volts_mv, current_ma;
+	u32 psyspl2 = PUFF_PSYSPL2; // default barrel jack value for U22
+	int rv = google_chromeec_get_usb_pd_power_info(&type, &current_ma, &volts_mv);
+
+	/* use SoC default value for PsysPL3 and PL4 unless we're on USB-PD*/
+	conf->tdp_psyspl3 = 0;
+	conf->tdp_pl4 = 0;
+
+	if (rv == 0 && type == USB_CHG_TYPE_PD) {
+		/* Detected USB-PD.  Base on max value of adapter */
+		watts = ((u32)current_ma * volts_mv) / 1000000;
+		psyspl2 = watts;
+		conf->tdp_psyspl3 = SET_PSYSPL2(psyspl2);
+		/* set max possible time window */
+		conf->tdp_psyspl3_time = PUFF_MAX_TIME_WINDOW;
+		/* set minimum duty cycle */
+		conf->tdp_psyspl3_dutycycle = PUFF_MIN_DUTYCYCLE;
+		conf->tdp_pl4 = SET_PSYSPL2(psyspl2);
+	} else {
+		/* Input type is barrel jack */
+		volts_mv = BJ_VOLTS_MV;
+	}
+	/* voltage unit is milliVolts and current is in milliAmps */
+	conf->psys_pmax = (u16)(((u32)PSYS_IMAX * volts_mv) / 1000000);
+
+	conf->tdp_pl2_override = PUFF_PL2;
+	/* set psyspl2 to 90% of max adapter power */
+	conf->tdp_psyspl2 = SET_PSYSPL2(psyspl2);
+}
+
+void variant_ramstage_init(void)
+{
+	static const long display_timeout_ms = 3000;
+	struct soc_power_limits_config *soc_config;
+	config_t *conf = config_of_soc();
+
+	/* This is reconfigured back to whatever FSP-S expects by gpio_configure_pads. */
+	gpio_input(GPIO_HDMI_HPD);
+	gpio_input(GPIO_DP_HPD);
+	if (display_init_required()
+		&& !gpio_get(GPIO_HDMI_HPD)
+		&& !gpio_get(GPIO_DP_HPD)) {
+		/* This has to be done before FSP-S runs. */
+		if (google_chromeec_wait_for_displayport(display_timeout_ms))
+			wait_for_hpd(GPIO_DP_HPD, display_timeout_ms);
+	}
+	/* Psys_pmax needs to be setup before FSP-S */
+	soc_config = &conf->power_limits_config;
+	mainboard_set_power_limits(soc_config);
+}
diff --git a/src/mainboard/google/hatch/variants/noibat/overridetree.cb b/src/mainboard/google/hatch/variants/noibat/overridetree.cb
new file mode 100644
index 0000000..83fcf9a
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/noibat/overridetree.cb
@@ -0,0 +1,392 @@
+chip soc/intel/cannonlake
+	# Enable heci communication
+	register "HeciEnabled" = "1"
+
+	# Auto-switch between X4 NVMe and X2 NVMe.
+	register "TetonGlacierMode" = "1"
+
+	register "SerialIoDevMode" = "{
+		[PchSerialIoIndexI2C0]  = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C1]  = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C2]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C3]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C4]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C5]  = PchSerialIoPci,
+		[PchSerialIoIndexSPI0] = PchSerialIoPci,
+		[PchSerialIoIndexSPI1] = PchSerialIoPci,
+		[PchSerialIoIndexSPI2] = PchSerialIoDisabled,
+		[PchSerialIoIndexUART0] = PchSerialIoSkipInit,
+		[PchSerialIoIndexUART1] = PchSerialIoDisabled,
+		[PchSerialIoIndexUART2] = PchSerialIoDisabled,
+	}"
+
+	# USB configuration
+	# NOTE: This only applies to Puff,
+	# usb2_ports[1] and usb2_ports[3] were swapped on
+	# reference schematics after Puff has been built.
+	register "usb2_ports[0]" = "{
+		.enable = 1,
+		.ocpin = OC2,
+		.tx_bias = USB2_BIAS_0MV,
+		.tx_emp_enable = USB2_PRE_EMP_ON,
+		.pre_emp_bias  = USB2_BIAS_11P25MV,
+		.pre_emp_bit   = USB2_HALF_BIT_PRE_EMP,
+	}" # Type-A Port 2
+	register "usb2_ports[1]" = "USB2_PORT_TYPE_C(OC_SKIP)" # Type-C Port
+	register "usb2_ports[2]" = "{
+		.enable = 1,
+		.ocpin = OC3,
+		.tx_bias = USB2_BIAS_0MV,
+		.tx_emp_enable = USB2_PRE_EMP_ON,
+		.pre_emp_bias  = USB2_BIAS_28P15MV,
+		.pre_emp_bit   = USB2_HALF_BIT_PRE_EMP,
+	}" # Type-A Port 3
+	register "usb2_ports[3]" = "{
+		.enable = 1,
+		.ocpin = OC1,
+		.tx_bias = USB2_BIAS_0MV,
+		.tx_emp_enable = USB2_PRE_EMP_ON,
+		.pre_emp_bias  = USB2_BIAS_28P15MV,
+		.pre_emp_bit   = USB2_HALF_BIT_PRE_EMP,
+	}" # Type-A Port 1
+	register "usb2_ports[4]" = "{
+		.enable = 1,
+		.ocpin = OC_SKIP,
+		.tx_bias = USB2_BIAS_0MV,
+		.tx_emp_enable = USB2_PRE_EMP_ON,
+		.pre_emp_bias  = USB2_BIAS_28P15MV,
+		.pre_emp_bit   = USB2_HALF_BIT_PRE_EMP,
+	}" # Type-A Port 4
+	register "usb2_ports[5]" = "{
+		.enable = 1,
+		.ocpin = OC0,
+		.tx_bias = USB2_BIAS_0MV,
+		.tx_emp_enable = USB2_PRE_EMP_ON,
+		.pre_emp_bias  = USB2_BIAS_28P15MV,
+		.pre_emp_bit   = USB2_HALF_BIT_PRE_EMP,
+	}" # Type-A port 0
+	register "usb2_ports[6]" = "USB2_PORT_EMPTY"
+	register "usb2_ports[7]" = "USB2_PORT_EMPTY"
+	register "usb2_ports[8]" = "USB2_PORT_EMPTY"
+	register "usb2_ports[9]" = "{
+		.enable = 1,
+		.ocpin = OC_SKIP,
+		.tx_bias = USB2_BIAS_0MV,
+		.tx_emp_enable = USB2_PRE_EMP_ON,
+		.pre_emp_bias  = USB2_BIAS_28P15MV,
+		.pre_emp_bit   = USB2_HALF_BIT_PRE_EMP,
+	}" # BT
+
+	register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC2)"     # Type-A Port 2
+	register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC3)"     # Type-A Port 3
+	register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC1)"     # Type-A Port 1
+	register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # Type-C
+	register "usb3_ports[4]" = "USB3_PORT_DEFAULT(OC0)"     # Type-A Port 0
+	register "usb3_ports[5]" = "USB3_PORT_DEFAULT(OC_SKIP)" # Type-A Port 4
+
+	# Enable eMMC HS400
+	register "ScsEmmcHs400Enabled" = "1"
+
+	# EMMC Tx CMD Delay
+	# Refer to EDS-Vol2-14.3.7.
+	# [14:8] steps of delay for DDR mode, each 125ps, range: 0 - 39.
+	# [6:0] steps of delay for SDR mode, each 125ps, range: 0 - 39.
+	register "common_soc_config.emmc_dll.emmc_tx_cmd_cntl" = "0x505"
+
+	# EMMC TX DATA Delay 1
+	# Refer to EDS-Vol2-14.3.8.
+	# [14:8] steps of delay for HS400, each 125ps, range: 0 - 78.
+	# [6:0] steps of delay for SDR104/HS200, each 125ps, range: 0 - 79.
+	register "common_soc_config.emmc_dll.emmc_tx_data_cntl1" = "0x911"
+
+	# EMMC TX DATA Delay 2
+	# Refer to EDS-Vol2-14.3.9.
+	# [30:24] steps of delay for SDR50, each 125ps, range: 0 - 79.
+	# [22:16] steps of delay for DDR50, each 125ps, range: 0 - 78.
+	# [14:8] steps of delay for SDR25/HS50, each 125ps, range: 0 -79.
+	# [6:0] steps of delay for SDR12, each 125ps. Range: 0 - 79.
+	register "common_soc_config.emmc_dll.emmc_tx_data_cntl2" = "0x1C262828"
+
+	# EMMC RX CMD/DATA Delay 1
+	# Refer to EDS-Vol2-14.3.10.
+	# [30:24] steps of delay for SDR50, each 125ps, range: 0 - 119.
+	# [22:16] steps of delay for DDR50, each 125ps, range: 0 - 78.
+	# [14:8] steps of delay for SDR25/HS50, each 125ps, range: 0 - 119.
+	# [6:0] steps of delay for SDR12, each 125ps, range: 0 - 119.
+	register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl1" = "0x1C16583b"
+
+	# EMMC RX CMD/DATA Delay 2
+	# Refer to EDS-Vol2-14.3.12.
+	# [17:16] stands for Rx Clock before Output Buffer,
+	#         00: Rx clock after output buffer,
+	#         01: Rx clock before output buffer,
+	#         10: Automatic selection based on working mode.
+	#         11: Reserved
+	# [14:8] steps of delay for Auto Tuning Mode, each 125ps, range: 0 - 39.
+	# [6:0] steps of delay for HS200, each 125ps, range: 0 - 79.
+	register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl2" = "0x1001D"
+
+	# EMMC Rx Strobe Delay
+	# Refer to EDS-Vol2-14.3.11.
+	# [14:8] Rx Strobe Delay DLL 1(HS400 Mode), each 125ps, range: 0 - 39.
+	# [6:0] Rx Strobe Delay DLL 2(HS400 Mode), each 125ps, range: 0 - 39.
+	register "common_soc_config.emmc_dll.emmc_rx_strobe_cntl" = "0x1515"
+
+	# Intel HDA - disable I2S Audio SSP1 and DMIC0 as puff variant does not have them.
+	register "PchHdaAudioLinkSsp1" = "0"
+	register "PchHdaAudioLinkDmic0" = "0"
+
+	# Intel Common SoC Config
+	#+-------------------+---------------------------+
+	#| Field             |  Value                    |
+	#+-------------------+---------------------------+
+	#| GSPI0             | cr50 TPM. Early init is   |
+	#|                   | required to set up a BAR  |
+	#|                   | for TPM communication     |
+	#|                   | before memory is up       |
+	#| I2C0              | RFU                       |
+	#| I2C2              | PS175                     |
+	#| I2C3              | MST                       |
+	#| I2C4              | Audio                     |
+	#+-------------------+---------------------------+
+	register "common_soc_config" = "{
+		.gspi[0] = {
+			.speed_mhz = 1,
+			.early_init = 1,
+		},
+		.i2c[0] = {
+			.speed = I2C_SPEED_FAST,
+			.rise_time_ns = 0,
+			.fall_time_ns = 0,
+		},
+		.i2c[2] = {
+			.speed = I2C_SPEED_FAST,
+			.rise_time_ns = 0,
+			.fall_time_ns = 0,
+		},
+		.i2c[3] = {
+			.speed = I2C_SPEED_FAST,
+			.rise_time_ns = 0,
+			.fall_time_ns = 0,
+		},
+		.i2c[4] = {
+			.speed = I2C_SPEED_FAST,
+			.rise_time_ns = 60,
+			.fall_time_ns = 60,
+		},
+	}"
+
+	# PCIe port 7 for LAN
+	register "PcieRpEnable[6]" = "1"
+	register "PcieRpLtrEnable[6]" = "1"
+	# PCIe port 11 (x2) for NVMe hybrid storage devices
+	register "PcieRpEnable[10]" = "1"
+	register "PcieRpLtrEnable[10]" = "1"
+	# Uses CLK SRC 0
+	register "PcieClkSrcUsage[0]" = "6"
+	register "PcieClkSrcClkReq[0]" = "0"
+
+	# GPIO for SD card detect
+	register "sdcard_cd_gpio" = "vSD3_CD_B"
+
+	# SATA port 1 Gen3 Strength
+	# Port1 Tx De-Emphasis = 20*log(0x20/64) = -6dB
+	register "sata_port[1].TxGen3DeEmphEnable" = "1"
+	register "sata_port[1].TxGen3DeEmph" = "0x20"
+
+	device domain 0 on
+		device pci 14.0 on
+			chip drivers/usb/acpi
+				device usb 0.0 on
+					chip drivers/usb/acpi
+						register "desc" = ""USB2 Type-A Front Left""
+						register "type" = "UPC_TYPE_A"
+						register "group" = "ACPI_PLD_GROUP(0, 0)"
+						device usb 2.0 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB2 Type-C Port Rear""
+						register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+						register "group" = "ACPI_PLD_GROUP(1, 3)"
+						device usb 2.1 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB2 Type-A Front Right""
+						register "type" = "UPC_TYPE_A"
+						register "group" = "ACPI_PLD_GROUP(0, 1)"
+						device usb 2.2 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB2 Type-A Rear Right""
+						register "type" = "UPC_TYPE_A"
+						register "group" = "ACPI_PLD_GROUP(1, 2)"
+						device usb 2.3 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB2 Type-A Rear Middle""
+						register "type" = "UPC_TYPE_A"
+						register "group" = "ACPI_PLD_GROUP(1, 1)"
+						device usb 2.4 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB2 Type-A Rear Left""
+						register "type" = "UPC_TYPE_A"
+						register "group" = "ACPI_PLD_GROUP(1, 0)"
+						device usb 2.5 on end
+					end
+					chip drivers/usb/acpi
+						device usb 2.6 off end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB3 Type-A Front Left""
+						register "type" = "UPC_TYPE_USB3_A"
+						register "group" = "ACPI_PLD_GROUP(0, 0)"
+						device usb 3.0 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB3 Type-A Front Right""
+						register "type" = "UPC_TYPE_USB3_A"
+						register "group" = "ACPI_PLD_GROUP(0, 1)"
+						device usb 3.1 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB3 Type-A Rear Right""
+						register "type" = "UPC_TYPE_USB3_A"
+						register "group" = "ACPI_PLD_GROUP(1, 2)"
+						device usb 3.2 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB3 Type-C Rear""
+						register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+						register "group" = "ACPI_PLD_GROUP(1, 3)"
+						device usb 3.3 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB3 Type-A Rear Left""
+						register "type" = "UPC_TYPE_USB3_A"
+						register "group" = "ACPI_PLD_GROUP(1, 0)"
+						device usb 3.4 on end
+					end
+					chip drivers/usb/acpi
+						register "desc" = ""USB3 Type-A Rear Middle""
+						register "type" = "UPC_TYPE_USB3_A"
+						register "group" = "ACPI_PLD_GROUP(1, 1)"
+						device usb 3.5 on end
+					end
+				end
+			end
+		end # USB xHCI
+		device pci 15.0 off
+			# RFU - Reserved for Future Use.
+		end # I2C #0
+		device pci 15.1 off end # I2C #1
+		device pci 15.2 on end # I2C #2, PCON PS175.
+		device pci 15.3 on end # I2C #3, Realtek RTD2142.
+		device pci 19.0 on
+			chip drivers/i2c/generic
+				register "hid" = ""10EC5682""
+				register "name" = ""RT58""
+				register "desc" = ""Realtek RT5682""
+				register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_BOTH(GPP_H0)"
+				register "property_count" = "1"
+				# Set the jd_src to RT5668_JD1 for jack detection
+				register "property_list[0].type" = "ACPI_DP_TYPE_INTEGER"
+				register "property_list[0].name" = ""realtek,jd-src""
+				register "property_list[0].integer" = "1"
+				device i2c 1a on end
+			end
+		end #I2C #4
+		device pci 1a.0 on  end # eMMC
+		device pci 1c.6 on
+			chip drivers/net
+				register "customized_leds" = "0x05af"
+				register "wake" = "GPE0_DW1_07" # GPP_C7
+				register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A18)"
+				register "stop_delay_ms" = "12" # NIC needs time to quiesce
+				register "stop_off_delay_ms" = "1"
+				register "has_power_resource" = "1"
+				register "device_index" = "0"
+				device pci 00.0 on end
+			end
+		end # RTL8111H Ethernet NIC
+		device pci 1d.2 on end # PCI Express Port 11 (X2 NVMe)
+		device pci 1e.3 off end # GSPI #1
+	end
+
+	# VR Settings Configuration for 4 Domains
+	#+----------------+-------+-------+-------+-------+
+	#| Domain/Setting |  SA   |  IA   | GTUS  |  GTS  |
+	#+----------------+-------+-------+-------+-------+
+	#| Psi1Threshold  | 20A   | 20A   | 20A   | 20A   |
+	#| Psi2Threshold  | 5A    | 5A    | 5A    | 5A    |
+	#| Psi3Threshold  | 1A    | 1A    | 1A    | 1A    |
+	#| Psi3Enable     | 1     | 1     | 1     | 1     |
+	#| Psi4Enable     | 1     | 1     | 1     | 1     |
+	#| ImonSlope      | 0     | 0     | 0     | 0     |
+	#| ImonOffset     | 0     | 0     | 0     | 0     |
+	#| VrVoltageLimit | 1.52V | 1.52V | 1.52V | 1.52V |
+	#| AcLoadline     | 10.04 | 1.81  | 3.19  | 3.19  |
+	#| DcLoadline     | 10.04 | 1.81  | 3.19  | 3.19  |
+	#+----------------+-------+-------+-------+-------+
+	#Note: IccMax settings are moved to SoC code
+	register "domain_vr_config[VR_SYSTEM_AGENT]" = "{
+		.vr_config_enable = 1,
+		.psi1threshold = VR_CFG_AMP(20),
+		.psi2threshold = VR_CFG_AMP(5),
+		.psi3threshold = VR_CFG_AMP(1),
+		.psi3enable = 1,
+		.psi4enable = 1,
+		.imon_slope = 0x0,
+		.imon_offset = 0x0,
+		.icc_max = 0,
+		.voltage_limit = 1520,
+		.ac_loadline = 1004,
+		.dc_loadline = 1004,
+	}"
+
+	register "domain_vr_config[VR_IA_CORE]" = "{
+		.vr_config_enable = 1,
+		.psi1threshold = VR_CFG_AMP(20),
+		.psi2threshold = VR_CFG_AMP(5),
+		.psi3threshold = VR_CFG_AMP(1),
+		.psi3enable = 1,
+		.psi4enable = 1,
+		.imon_slope = 0x0,
+		.imon_offset = 0x0,
+		.icc_max = 0,
+		.voltage_limit = 1520,
+		.ac_loadline = 181,
+		.dc_loadline = 181,
+	}"
+
+	register "domain_vr_config[VR_GT_UNSLICED]" = "{
+		.vr_config_enable = 1,
+		.psi1threshold = VR_CFG_AMP(20),
+		.psi2threshold = VR_CFG_AMP(5),
+		.psi3threshold = VR_CFG_AMP(1),
+		.psi3enable = 1,
+		.psi4enable = 1,
+		.imon_slope = 0x0,
+		.imon_offset = 0x0,
+		.icc_max = 0,
+		.voltage_limit = 1520,
+		.ac_loadline = 319,
+		.dc_loadline = 319,
+	}"
+
+	register "domain_vr_config[VR_GT_SLICED]" = "{
+		.vr_config_enable = 1,
+		.psi1threshold = VR_CFG_AMP(20),
+		.psi2threshold = VR_CFG_AMP(5),
+		.psi3threshold = VR_CFG_AMP(1),
+		.psi3enable = 1,
+		.psi4enable = 1,
+		.imon_slope = 0x0,
+		.imon_offset = 0x0,
+		.icc_max = 0,
+		.voltage_limit = 1520,
+		.ac_loadline = 319,
+		.dc_loadline = 319,
+	}"
+
+end
-- 
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: I8c76d468177e1f3fcab53e0790599041b1a944d8
Gerrit-Change-Number: 41851
Gerrit-PatchSet: 1
Gerrit-Owner: Edward O'Callaghan quasisec@chromium.org
Gerrit-Reviewer: Martin Roth martinroth@google.com
Gerrit-Reviewer: Patrick Georgi pgeorgi@google.com
Gerrit-MessageType: newchange



    