First release leon which based on slippy.

BRANCH=leon
BUG=chrome-os-partner:22104
TEST=manual
Use util/make_all.sh to check build OK.

Change-Id: I73a95e8b8add80a927742c22d7d2a9e30f806883
Signed-off-by: David Huang <David.Huang@quantatw.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/66614
Reviewed-by: Dave Parker <dparker@chromium.org>
Tested-by: Dave Parker <dparker@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/168743
Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>

7 files changed, 727 insertions, 0 deletions

diff --git a/board/leon/board.c b/board/leon/board.c
new file mode 100644
index 0000000000..faebdd8cdc
--- /dev/null
+++ b/board/leon/board.c
@@ -0,0 +1,244 @@
+/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+/* EC for Leon board configuration */
+
+#include "adc.h"
+#include "backlight.h"
+#include "chip_temp_sensor.h"
+#include "chipset_haswell.h"
+#include "chipset_x86_common.h"
+#include "common.h"
+#include "ec_commands.h"
+#include "extpower.h"
+#include "gpio.h"
+#include "host_command.h"
+#include "i2c.h"
+#include "keyboard_scan.h"
+#include "lid_switch.h"
+#include "lm4_adc.h"
+#include "peci.h"
+#include "power_button.h"
+#include "registers.h"
+#include "switch.h"
+#include "temp_sensor.h"
+#include "temp_sensor_g781.h"
+#include "timer.h"
+#include "util.h"
+
+/* GPIO signal list.  Must match order from enum gpio_signal. */
+const struct gpio_info gpio_list[] = {
+	/* Inputs with interrupt handlers are first for efficiency */
+	{"POWER_BUTTON_L",       LM4_GPIO_A, (1<<2), GPIO_INT_BOTH,
+	 power_button_interrupt},
+	{"LID_OPEN",             LM4_GPIO_A, (1<<3), GPIO_INT_BOTH,
+	 lid_interrupt},
+	{"AC_PRESENT",           LM4_GPIO_H, (1<<3), GPIO_INT_BOTH,
+	 extpower_interrupt},
+	{"PCH_BKLTEN",           LM4_GPIO_M, (1<<3), GPIO_INT_BOTH,
+	 backlight_interrupt},
+	{"PCH_SLP_S0_L",         LM4_GPIO_G, (1<<6), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"PCH_SLP_S3_L",         LM4_GPIO_G, (1<<7), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"PCH_SLP_S5_L",         LM4_GPIO_H, (1<<1), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"PCH_SLP_SUS_L",        LM4_GPIO_G, (1<<3), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"PP1050_PGOOD",         LM4_GPIO_H, (1<<4), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"PP1350_PGOOD",         LM4_GPIO_H, (1<<6), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"PP5000_PGOOD",         LM4_GPIO_N, (1<<0), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"VCORE_PGOOD",          LM4_GPIO_C, (1<<6), GPIO_INT_BOTH,
+	 x86_interrupt},
+	{"PCH_EDP_VDD_EN",       LM4_GPIO_J, (1<<1), GPIO_INT_BOTH,
+	 haswell_interrupt},
+	{"RECOVERY_L",           LM4_GPIO_A, (1<<5), GPIO_PULL_UP|GPIO_INT_BOTH,
+	 switch_interrupt},
+	{"WP_L",                 LM4_GPIO_A, (1<<4), GPIO_INT_BOTH,
+	 switch_interrupt},
+
+	/* Other inputs */
+	{"FAN_ALERT_L",          LM4_GPIO_B, (1<<0), GPIO_INPUT, NULL},
+	{"PCH_SUSWARN_L",        LM4_GPIO_G, (1<<2), GPIO_INT_BOTH, NULL},
+	{"USB1_OC_L",            LM4_GPIO_E, (1<<7), GPIO_INPUT, NULL},
+	{"USB2_OC_L",            LM4_GPIO_E, (1<<0), GPIO_INPUT, NULL},
+	{"BOARD_VERSION1",       LM4_GPIO_Q, (1<<5), GPIO_INPUT, NULL},
+	{"BOARD_VERSION2",       LM4_GPIO_Q, (1<<6), GPIO_INPUT, NULL},
+	{"BOARD_VERSION3",       LM4_GPIO_Q, (1<<7), GPIO_INPUT, NULL},
+	{"CPU_PGOOD",            LM4_GPIO_C, (1<<4), GPIO_INPUT, NULL},
+	{"BAT_DETECT_L",         LM4_GPIO_B, (1<<4), GPIO_INPUT, NULL},
+
+	/* Outputs; all unasserted by default except for reset signals */
+	{"CPU_PROCHOT",          LM4_GPIO_B, (1<<1), GPIO_OUT_LOW, NULL},
+	{"PP1350_EN",            LM4_GPIO_H, (1<<5), GPIO_OUT_LOW, NULL},
+	{"PP3300_DSW_GATED_EN",  LM4_GPIO_J, (1<<3), GPIO_OUT_LOW, NULL},
+	{"PP3300_DX_EN",         LM4_GPIO_J, (1<<2), GPIO_OUT_LOW, NULL},
+	{"PP3300_LTE_EN",        LM4_GPIO_D, (1<<2), GPIO_OUT_LOW, NULL},
+	{"PP3300_WLAN_EN",       LM4_GPIO_J, (1<<0), GPIO_OUT_LOW, NULL},
+	{"SUSP_VR_EN",           LM4_GPIO_C, (1<<7), GPIO_OUT_LOW, NULL},
+	{"VCORE_EN",             LM4_GPIO_C, (1<<5), GPIO_OUT_LOW, NULL},
+	{"PP5000_EN",            LM4_GPIO_H, (1<<7), GPIO_OUT_LOW, NULL},
+	{"SYS_PWROK",            LM4_GPIO_H, (1<<2), GPIO_OUT_LOW, NULL},
+	{"WLAN_OFF_L",           LM4_GPIO_J, (1<<4), GPIO_OUT_LOW, NULL},
+	{"CHARGE_L",             LM4_GPIO_E, (1<<6), GPIO_OUT_LOW, NULL},
+
+	{"ENABLE_BACKLIGHT",     LM4_GPIO_M, (1<<7), GPIO_OUT_LOW, NULL},
+	{"ENABLE_TOUCHPAD",      LM4_GPIO_N, (1<<1), GPIO_OUT_LOW, NULL},
+	{"ENTERING_RW",          LM4_GPIO_D, (1<<3), GPIO_OUT_LOW, NULL},
+	{"PCH_DPWROK",           LM4_GPIO_G, (1<<0), GPIO_OUT_LOW, NULL},
+	/*
+	 * HDA_SDO is technically an output, but we need to leave it as an
+	 * input until we drive it high.  So can't use open-drain (HI_Z).
+	 */
+	{"PCH_HDA_SDO",          LM4_GPIO_G, (1<<1), GPIO_INPUT, NULL},
+	{"PCH_WAKE_L",           LM4_GPIO_F, (1<<0), GPIO_OUT_HIGH, NULL},
+	{"PCH_NMI_L",            LM4_GPIO_F, (1<<2), GPIO_OUT_HIGH, NULL},
+	{"PCH_PWRBTN_L",         LM4_GPIO_H, (1<<0), GPIO_OUT_HIGH, NULL},
+	{"PCH_PWROK",            LM4_GPIO_F, (1<<5), GPIO_OUT_LOW, NULL},
+	/* FIXME: Why does PL6 not honor open drain semantics? Setting it to 1
+	 * drives the pin low while setting it to 0 drives the pin high. To
+	 * work around this PCH_RCIN_L is set to an input. It will only
+	 * be set to an output when it needs to be driven to 0. */
+	{"PCH_RCIN_L",           LM4_GPIO_L, (1<<6), GPIO_INPUT, NULL},
+	{"PCH_RSMRST_L",         LM4_GPIO_F, (1<<1), GPIO_OUT_LOW, NULL},
+	{"PCH_SMI_L",            LM4_GPIO_F, (1<<4), GPIO_ODR_HIGH, NULL},
+	{"TOUCHSCREEN_RESET_L",  LM4_GPIO_N, (1<<7), GPIO_OUT_LOW, NULL},
+	{"EC_EDP_VDD_EN",        LM4_GPIO_J, (1<<5), GPIO_OUT_LOW, NULL},
+
+	{"LPC_CLKRUN_L",         LM4_GPIO_M, (1<<2), GPIO_ODR_HIGH, NULL},
+	{"USB1_ENABLE",          LM4_GPIO_E, (1<<4), GPIO_OUT_LOW, NULL},
+	{"USB2_ENABLE",          LM4_GPIO_D, (1<<5), GPIO_OUT_LOW, NULL},
+
+	{"PCH_SUSACK_L",         LM4_GPIO_F, (1<<3), GPIO_OUT_HIGH, NULL},
+	{"PCH_RTCRST_L",         LM4_GPIO_F, (1<<6), GPIO_ODR_HIGH, NULL},
+	{"PCH_SRTCRST_L",        LM4_GPIO_F, (1<<7), GPIO_ODR_HIGH, NULL},
+
+	{"BAT_LED0_L",           LM4_GPIO_N, (1<<6), GPIO_ODR_HIGH, NULL},
+	{"BAT_LED1_L",           LM4_GPIO_N, (1<<4), GPIO_ODR_HIGH, NULL},
+	{"KB_LED_L",             LM4_GPIO_D, (1<<0), GPIO_ODR_HIGH, NULL},
+};
+BUILD_ASSERT(ARRAY_SIZE(gpio_list) == GPIO_COUNT);
+
+/* Pins with alternate functions */
+const struct gpio_alt_func gpio_alt_funcs[] = {
+	{GPIO_A, 0x03, 1, MODULE_UART},			/* UART0 */
+	{GPIO_B, 0x04, 3, MODULE_I2C},			/* I2C0 SCL */
+	{GPIO_B, 0x08, 3, MODULE_I2C, GPIO_OPEN_DRAIN},	/* I2C0 SDA */
+	{GPIO_B, 0x40, 3, MODULE_I2C},			/* I2C5 SCL */
+	{GPIO_B, 0x80, 3, MODULE_I2C, GPIO_OPEN_DRAIN},	/* I2C5 SDA */
+	{GPIO_G, 0x30, 1, MODULE_UART},			/* UART2 */
+	{GPIO_J, 0x40, 1, MODULE_PECI},			/* PECI Tx */
+	{GPIO_J, 0x80, 0, MODULE_PECI, GPIO_ANALOG},	/* PECI Rx */
+	{GPIO_L, 0x3f, 15, MODULE_LPC},			/* LPC */
+	{GPIO_M, 0x33, 15, MODULE_LPC},			/* LPC */
+	{GPIO_N, 0x0c, 1, MODULE_PWM_FAN},		/* Fan0 PWM/tach */
+};
+const int gpio_alt_funcs_count = ARRAY_SIZE(gpio_alt_funcs);
+
+/* x86 signal list.  Must match order of enum x86_signal. */
+const struct x86_signal_info x86_signal_list[] = {
+	{GPIO_PP5000_PGOOD,  1, "PGOOD_PP5000"},
+	{GPIO_PP1350_PGOOD,  1, "PGOOD_PP1350"},
+	{GPIO_PP1050_PGOOD,  1, "PGOOD_PP1050"},
+	{GPIO_VCORE_PGOOD,   1, "PGOOD_VCORE"},
+	{GPIO_PCH_SLP_S0_L,  1, "SLP_S0#_DEASSERTED"},
+	{GPIO_PCH_SLP_S3_L,  1, "SLP_S3#_DEASSERTED"},
+	{GPIO_PCH_SLP_S5_L,  1, "SLP_S5#_DEASSERTED"},
+	{GPIO_PCH_SLP_SUS_L, 1, "SLP_SUS#_DEASSERTED"},
+};
+BUILD_ASSERT(ARRAY_SIZE(x86_signal_list) == X86_SIGNAL_COUNT);
+
+/* ADC channels. Must be in the exactly same order as in enum adc_channel. */
+const struct adc_t adc_channels[] = {
+	/* EC internal temperature is calculated by
+	 * 273 + (295 - 450 * ADC_VALUE / ADC_READ_MAX) / 2
+	 * = -225 * ADC_VALUE / ADC_READ_MAX + 420.5
+	 */
+	{"ECTemp", LM4_ADC_SEQ0, -225, ADC_READ_MAX, 420,
+	 LM4_AIN_NONE, 0x0e /* TS0 | IE0 | END0 */, 0, 0},
+
+	/* IOUT == ICMNT is on PE3/AIN0 */
+	/* We have 0.01-ohm resistors, and IOUT is 20X the differential
+	 * voltage, so 1000mA ==> 200mV.
+	 * ADC returns 0x000-0xFFF, which maps to 0.0-3.3V (as configured).
+	 * mA = 1000 * ADC_VALUE / ADC_READ_MAX * 3300 / 200
+	 */
+	{"ChargerCurrent", LM4_ADC_SEQ1, 33000, ADC_READ_MAX * 2, 0,
+	 LM4_AIN(0), 0x06 /* IE0 | END0 */, LM4_GPIO_E, (1<<3)},
+};
+BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
+
+/* I2C ports */
+const struct i2c_port_t i2c_ports[] = {
+	/* Note: battery and charger share a port.  Only include it once in
+	 * this list so we don't double-initialize it. */
+	{"batt_chg", I2C_PORT_BATTERY,  100},
+	{"thermal",  I2C_PORT_THERMAL,  100},
+};
+BUILD_ASSERT(ARRAY_SIZE(i2c_ports) == I2C_PORTS_USED);
+
+
+/* Temperature sensors data; must be in same order as enum temp_sensor_id. */
+const struct temp_sensor_t temp_sensors[] = {
+	{"PECI", TEMP_SENSOR_TYPE_CPU, peci_temp_sensor_get_val, 0, 2},
+	{"ECInternal", TEMP_SENSOR_TYPE_BOARD, chip_temp_sensor_get_val, 0, 4},
+	{"G781Internal", TEMP_SENSOR_TYPE_BOARD, g781_get_val,
+		G781_IDX_INTERNAL, 4},
+	{"G781External", TEMP_SENSOR_TYPE_BOARD, g781_get_val,
+		G781_IDX_EXTERNAL, 4},
+};
+BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
+
+struct keyboard_scan_config keyscan_config = {
+	.output_settle_us = 40,
+	.debounce_down_us = 6 * MSEC,
+	.debounce_up_us = 30 * MSEC,
+	.scan_period_us = 1500,
+	.min_post_scan_delay_us = 1000,
+	.poll_timeout_us = SECOND,
+	.actual_key_mask = {
+		0x14, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff,
+		0xa4, 0xff, 0xf6, 0x55, 0xfa, 0xca  /* full set */
+	},
+};
+
+/**
+ * Perform necessary actions on host wake events.
+ */
+void board_process_wake_events(uint32_t active_wake_events)
+{
+	uint32_t power_button_mask;
+
+	power_button_mask = EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON);
+
+	/* If there are other events aside from the power button press drive
+	 * the wake pin. Otherwise ensure it is high. */
+	if (active_wake_events & ~power_button_mask)
+		gpio_set_level(GPIO_PCH_WAKE_L, 0);
+	else
+		gpio_set_level(GPIO_PCH_WAKE_L, 1);
+}
+
+/**
+ * Board-specific g781 power state.
+ */
+int board_g781_has_power(void)
+{
+	return gpio_get_level(GPIO_PP3300_DX_EN);
+}
+
+/**
+ * Discharge battery when on AC power for factory test.
+ */
+int board_discharge_on_ac(int enable)
+{
+	if (enable)
+		gpio_set_level(GPIO_CHARGE_L, 1);
+	else
+		gpio_set_level(GPIO_CHARGE_L, 0);
+	return EC_SUCCESS;
+}
diff --git a/board/leon/board.h b/board/leon/board.h
new file mode 100644
index 0000000000..788dbe74df
--- /dev/null
+++ b/board/leon/board.h
@@ -0,0 +1,208 @@
+/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* Configuration for Leon mainboard */
+
+#ifndef __BOARD_H
+#define __BOARD_H
+
+/* Optional features */
+#define CONFIG_BACKLIGHT_X86
+#define CONFIG_BATTERY_CHECK_CONNECTED
+#define CONFIG_BATTERY_SMART
+#define CONFIG_BOARD_VERSION
+#define CONFIG_CHARGER
+#define CONFIG_CHARGER_BQ24707A
+#define CONFIG_CHARGER_DISCHARGE_ON_AC
+#define CONFIG_CHIPSET_HASWELL
+#define CONFIG_CHIPSET_X86
+#define CONFIG_EXTPOWER_GPIO
+#define CONFIG_KEYBOARD_BOARD_CONFIG
+#define CONFIG_KEYBOARD_PROTOCOL_8042
+#define CONFIG_POWER_BUTTON
+#define CONFIG_POWER_BUTTON_X86
+#define CONFIG_PWM_FAN
+#define CONFIG_TEMP_SENSOR
+#define CONFIG_TEMP_SENSOR_G781
+#define CONFIG_UART_HOST 2
+#define CONFIG_USB_PORT_POWER_DUMB
+#define CONFIG_WIRELESS
+
+#ifndef __ASSEMBLER__
+
+/* Module IDs */
+/* TODO(rspangler): use this in place of enum console_channel as well */
+enum module_id {
+	MODULE_I2C,
+	MODULE_LPC,
+	MODULE_PECI,
+	MODULE_PWM_FAN,
+	MODULE_UART,
+};
+
+/* PWM channels */
+#define FAN_CH_CPU         2  /* CPU fan */
+#define FAN_CH_BL_DISPLAY  4  /* LVDS backlight (from PCH, cleaned by EC) */
+
+/* I2C ports */
+#define I2C_PORT_BATTERY 0
+#define I2C_PORT_CHARGER 0
+#define I2C_PORT_THERMAL 5
+/* There are only two I2C ports used because battery and charger share a port */
+#define I2C_PORTS_USED 2
+
+/* 13x8 keyboard scanner uses an entire GPIO bank for row inputs */
+#define KB_SCAN_ROW_IRQ  LM4_IRQ_GPIOK
+#define KB_SCAN_ROW_GPIO LM4_GPIO_K
+
+/* Host connects to keyboard controller module via LPC */
+#define HOST_KB_BUS_LPC
+
+/* USB ports */
+#define USB_PORT_COUNT 2
+
+/* GPIO signal definitions. */
+enum gpio_signal {
+	/* Inputs with interrupt handlers are first for efficiency */
+	GPIO_POWER_BUTTON_L = 0,   /* Power button */
+	GPIO_LID_OPEN,             /* Lid switch */
+	GPIO_AC_PRESENT,           /* AC power present */
+	GPIO_PCH_BKLTEN,           /* Backlight enable signal from PCH */
+	GPIO_PCH_SLP_S0_L,         /* SLP_S0# signal from PCH */
+	GPIO_PCH_SLP_S3_L,         /* SLP_S3# signal from PCH */
+	GPIO_PCH_SLP_S5_L,         /* SLP_S5# signal from PCH */
+	GPIO_PCH_SLP_SUS_L,        /* SLP_SUS# signal from PCH */
+	GPIO_PP1050_PGOOD,         /* Power good on 1.05V */
+	GPIO_PP1350_PGOOD,         /* Power good on 1.35V (DRAM) */
+	GPIO_PP5000_PGOOD,         /* Power good on 5V */
+	GPIO_VCORE_PGOOD,          /* Power good on core VR */
+	GPIO_PCH_EDP_VDD_EN,       /* PCH wants EDP enabled */
+	GPIO_RECOVERY_L,           /* Recovery signal from servo */
+	GPIO_WP_L,                 /* Write protect input */
+
+	/* Other inputs */
+	GPIO_FAN_ALERT_L,          /* From thermal sensor */
+	GPIO_PCH_SUSWARN_L,        /* SUSWARN# signal from PCH */
+	GPIO_USB1_OC_L,            /* USB port overcurrent warning */
+	GPIO_USB2_OC_L,            /* USB port overcurrent warning */
+	GPIO_BOARD_VERSION1,       /* Board version stuffing resistor 1 */
+	GPIO_BOARD_VERSION2,       /* Board version stuffing resistor 2 */
+	GPIO_BOARD_VERSION3,       /* Board version stuffing resistor 3 */
+	GPIO_CPU_PGOOD,            /* Power good to the CPU */
+	GPIO_BAT_DETECT_L,         /* Battery detect. Repurposed BAT_TEMP */
+
+	/* Outputs */
+	GPIO_CPU_PROCHOT,          /* Force CPU to think it's overheated */
+	GPIO_PP1350_EN,            /* Enable 1.35V supply */
+	GPIO_PP3300_DSW_GATED_EN,  /* Enable DSW rails */
+	GPIO_PP3300_DX_EN,         /* Enable power to lots of peripherals */
+	GPIO_PP3300_LTE_EN,        /* Enable LTE radio */
+	GPIO_PP3300_WLAN_EN,       /* Enable WiFi power */
+	GPIO_SUSP_VR_EN,           /* Enable 1.05V regulator */
+	GPIO_VCORE_EN,             /* Stuffing option - not connected */
+	GPIO_PP5000_EN,            /* Enable 5V supply */
+	GPIO_SYS_PWROK,            /* EC thinks everything is up and ready */
+	GPIO_WLAN_OFF_L,           /* Disable WiFi radio */
+	GPIO_CHARGE_L,             /* Allow battery to charge when on AC */
+
+	GPIO_ENABLE_BACKLIGHT,     /* Enable backlight power */
+	GPIO_ENABLE_TOUCHPAD,      /* Enable touchpad power */
+	GPIO_ENTERING_RW,          /* Indicate when EC is entering RW code */
+	GPIO_PCH_DPWROK,           /* Indicate when VccDSW is good */
+
+	GPIO_PCH_HDA_SDO,          /* HDA_SDO signal to PCH; when high, ME
+				    * ignores security descriptor */
+	GPIO_PCH_WAKE_L,           /* Wake signal from EC to PCH */
+	GPIO_PCH_NMI_L,            /* Non-maskable interrupt pin to PCH */
+	GPIO_PCH_PWRBTN_L,         /* Power button output to PCH */
+	GPIO_PCH_PWROK,            /* PWROK / APWROK signals to PCH */
+	GPIO_PCH_RCIN_L,           /* RCIN# line to PCH (for 8042 emulation) */
+	GPIO_PCH_RSMRST_L,         /* Reset PCH resume power plane logic */
+	GPIO_PCH_SMI_L,            /* System management interrupt to PCH */
+	GPIO_TOUCHSCREEN_RESET_L,  /* Reset touch screen */
+	GPIO_EC_EDP_VDD_EN,        /* Enable EDP (passthru from PCH) */
+	GPOI_LPC_CLKRUN_L,         /* Dunno. Probably important, though. */
+
+	GPIO_USB1_ENABLE,          /* USB port 1 output power enable */
+	GPIO_USB2_ENABLE,          /* USB port 2 output power enable */
+
+	GPIO_PCH_SUSACK_L,         /* Acknowledge PCH SUSWARN# signal */
+	GPIO_PCH_RTCRST_L,         /* Not supposed to be here */
+	GPIO_PCH_SRTCRST_L,        /* Not supposed to be here */
+
+	GPIO_BAT_LED0_L,           /* Battery charging LED - Blue */
+	GPIO_BAT_LED1_L,           /* Battery charging LED - Amber */
+	GPIO_KB_LED_L,             /* Keyboard LED */
+
+	/* Number of GPIOs; not an actual GPIO */
+	GPIO_COUNT
+};
+
+/* x86 signal definitions */
+enum x86_signal {
+	X86_PGOOD_PP5000 = 0,
+	X86_PGOOD_PP1350,
+	X86_PGOOD_PP1050,
+	X86_PGOOD_VCORE,
+	X86_PCH_SLP_S0n_DEASSERTED,
+	X86_PCH_SLP_S3n_DEASSERTED,
+	X86_PCH_SLP_S5n_DEASSERTED,
+	X86_PCH_SLP_SUSn_DEASSERTED,
+
+	/* Number of X86 signals */
+	X86_SIGNAL_COUNT
+};
+
+/* Charger module */
+#define CONFIG_CHARGER_SENSE_RESISTOR 10 /* Charge sense resistor, mOhm */
+#define CONFIG_CHARGER_SENSE_RESISTOR_AC 10 /* Input sensor resistor, mOhm */
+#define CONFIG_CHARGER_INPUT_CURRENT 4032 /* mA, about half max */
+
+
+enum adc_channel {
+	/* EC internal die temperature in degrees K. */
+	ADC_CH_EC_TEMP = 0,
+
+	/* HEY: Be prepared to read this (ICMNT). */
+	/* Charger current in mA. */
+	ADC_CH_CHARGER_CURRENT,
+
+	ADC_CH_COUNT
+};
+
+enum temp_sensor_id {
+	/* CPU die temperature via PECI */
+	TEMP_SENSOR_CPU_PECI = 0,
+	/* EC internal temperature sensor */
+	TEMP_SENSOR_EC_INTERNAL,
+	/* G781 internal and external sensors */
+	TEMP_SENSOR_I2C_G781_INTERNAL,
+	TEMP_SENSOR_I2C_G781_EXTERNAL,
+
+	TEMP_SENSOR_COUNT
+};
+
+/**
+ * Board-specific g781 power state.
+ */
+int board_g781_has_power(void);
+
+/* HEY: The below stuff is for Link. Pick a different pin for Slippy */
+/* Target value for BOOTCFG. This is set to PE2/USB1_CTL1, which has an external
+ * pullup. If this signal is pulled to ground when the EC boots, the EC will get
+ * into the boot loader and we can recover bricked EC. */
+#define BOOTCFG_VALUE 0x7fff88fe
+
+/* Wireless signals */
+#define WIRELESS_GPIO_WLAN GPIO_WLAN_OFF_L
+#define WIRELESS_GPIO_WWAN GPIO_PP3300_LTE_EN
+#define WIRELESS_GPIO_WLAN_POWER GPIO_PP3300_WLAN_EN
+
+/* Discharge battery when on AC power for factory test. */
+int board_discharge_on_ac(int enable);
+
+#endif /* !__ASSEMBLER__ */
+
+#endif /* __BOARD_H */
diff --git a/board/leon/build.mk b/board/leon/build.mk
new file mode 100644
index 0000000000..1843369ed4
--- /dev/null
+++ b/board/leon/build.mk
@@ -0,0 +1,12 @@
+# -*- makefile -*-
+# Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+#
+# Board specific files build
+#
+
+# the IC is TI Stellaris LM4
+CHIP:=lm4
+
+board-y=board.o
diff --git a/board/leon/ec.tasklist b/board/leon/ec.tasklist
new file mode 100644
index 0000000000..40d5ec4f60
--- /dev/null
+++ b/board/leon/ec.tasklist
@@ -0,0 +1,29 @@
+/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/**
+ * List of enabled tasks in the priority order
+ *
+ * The first one has the lowest priority.
+ *
+ * For each task, use the macro TASK_ALWAYS(n, r, d, s) for base tasks and
+ * TASK_NOTEST(n, r, d, s) for tasks that can be excluded in test binaries,
+ * where :
+ * 'n' is the name of the task
+ * 'r' is the main routine of the task
+ * 'd' is an opaque parameter passed to the routine at startup
+ * 's' is the stack size in bytes; must be a multiple of 8
+ */
+#define CONFIG_TASK_LIST \
+	TASK_ALWAYS(HOOKS, hook_task, NULL, TASK_STACK_SIZE) \
+	TASK_NOTEST(VBOOTHASH, vboot_hash_task, NULL, LARGER_TASK_STACK_SIZE) \
+	TASK_ALWAYS(CHARGER, charger_task, NULL, TASK_STACK_SIZE) \
+	TASK_NOTEST(THERMAL, thermal_task, NULL, TASK_STACK_SIZE) \
+	TASK_NOTEST(CHIPSET, chipset_task, NULL, TASK_STACK_SIZE) \
+	TASK_NOTEST(KEYPROTO, keyboard_protocol_task, NULL, TASK_STACK_SIZE) \
+	TASK_ALWAYS(HOSTCMD, host_command_task, NULL, TASK_STACK_SIZE) \
+	TASK_ALWAYS(CONSOLE, console_task, NULL, LARGER_TASK_STACK_SIZE) \
+	TASK_ALWAYS(POWERBTN, power_button_task, NULL, TASK_STACK_SIZE) \
+	TASK_NOTEST(KEYSCAN, keyboard_scan_task, NULL, TASK_STACK_SIZE)
diff --git a/common/battery_leon.c b/common/battery_leon.c
new file mode 100644
index 0000000000..64d5c09d1e
--- /dev/null
+++ b/common/battery_leon.c
@@ -0,0 +1,48 @@
+/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Battery pack vendor provided charging profile
+ */
+
+#include "battery_pack.h"
+#include "gpio.h"
+
+/* FIXME: We need REAL values for all this stuff */
+const struct battery_temperature_ranges bat_temp_ranges = {
+	.start_charging_min_c = 0,
+	.start_charging_max_c = 50,
+	.charging_min_c       = 0,
+	.charging_max_c       = 50,
+	.discharging_min_c    = -20,
+	.discharging_max_c    = 60,
+};
+
+static const struct battery_info info = {
+
+	.voltage_max    = 16800,
+	.voltage_normal = 14800,
+	.voltage_min    = 10800,
+
+	/* Pre-charge values. */
+	.precharge_current  = 256,	/* mA */
+};
+
+const struct battery_info *battery_get_info(void)
+{
+	return &info;
+}
+
+/* FIXME: The smart battery should do the right thing - that's why it's
+ * called "smart". Do we really want to second-guess it? For now, let's not. */
+void battery_vendor_params(struct batt_params *batt)
+{
+}
+
+/**
+ * Physical detection of battery connection.
+ */
+int battery_is_connected(void)
+{
+	return (gpio_get_level(GPIO_BAT_DETECT_L) == 0);
+}
diff --git a/common/build.mk b/common/build.mk
index 0964540e9c..f0e83c5087 100644
--- a/common/build.mk
+++ b/common/build.mk
@@ -18,6 +18,7 @@ common-$(BOARD_peppy)+=battery_peppy.o led_common.o led_peppy.o
 common-$(BOARD_slippy)+=battery_slippy.o led_slippy.o
 common-$(BOARD_snow)+=extpower_snow.o
 common-$(BOARD_spring)+=battery_spring.o
+common-$(BOARD_leon)+=battery_leon.o led_common.o led_leon.o
 
 common-$(CONFIG_BACKLIGHT_X86)+=backlight_x86.o
 common-$(CONFIG_BATTERY_BQ20Z453)+=battery_bq20z453.o
diff --git a/common/led_leon.c b/common/led_leon.c
new file mode 100644
index 0000000000..e937b459ed
--- /dev/null
+++ b/common/led_leon.c
@@ -0,0 +1,185 @@
+/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Power and battery LED control for Leon.
+ */
+
+#include "battery.h"
+#include "charge_state.h"
+#include "chipset.h"
+#include "ec_commands.h"
+#include "gpio.h"
+#include "hooks.h"
+#include "host_command.h"
+#include "led_common.h"
+#include "util.h"
+
+#define LED_TOTAL_TICKS 16
+#define LED_ON_TICKS 4
+
+enum led_color {
+	LED_OFF = 0,
+	LED_BLUE,
+	LED_AMBER,
+	LED_PINK,
+
+	LED_COLOR_COUNT  /* Number of colors, not a color itself */
+};
+
+const enum ec_led_id supported_led_ids[] = {
+	EC_LED_ID_POWER_LED, EC_LED_ID_BATTERY_LED};
+
+const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids);
+
+static int leon_led_set_bat_gpio(enum led_color color,
+			      enum gpio_signal gpio_led_blue_l,
+			      enum gpio_signal gpio_led_amber_l)
+{
+	switch (color) {
+	case LED_OFF:
+		gpio_set_level(gpio_led_blue_l,  1);
+		gpio_set_level(gpio_led_amber_l, 1);
+		break;
+	case LED_BLUE:
+		gpio_set_level(gpio_led_blue_l,  0);
+		gpio_set_level(gpio_led_amber_l, 1);
+		break;
+	case LED_AMBER:
+		gpio_set_level(gpio_led_blue_l,  1);
+		gpio_set_level(gpio_led_amber_l, 0);
+		break;
+	case LED_PINK:
+		gpio_set_level(gpio_led_blue_l,  0);
+		gpio_set_level(gpio_led_amber_l, 0);
+		break;
+	default:
+		return EC_ERROR_UNKNOWN;
+	}
+	return EC_SUCCESS;
+}
+
+static int leon_led_set_kb_gpio(enum led_color color,
+			      enum gpio_signal gpio_led_blue_l)
+{
+	switch (color) {
+	case LED_OFF:
+		gpio_set_level(gpio_led_blue_l,  1);
+		break;
+	case LED_BLUE:
+		gpio_set_level(gpio_led_blue_l,  0);
+		break;
+	default:
+		return EC_ERROR_UNKNOWN;
+	}
+	return EC_SUCCESS;
+}
+
+static int leon_led_set_color_battery(enum led_color color)
+{
+	return leon_led_set_bat_gpio(color, GPIO_BAT_LED0_L, GPIO_BAT_LED1_L);
+}
+
+static int leon_led_set_color_power(enum led_color color)
+{
+	return leon_led_set_kb_gpio(color, GPIO_KB_LED_L);
+}
+
+static int leon_led_set_color(enum ec_led_id led_id, enum led_color color)
+{
+	int rv;
+
+	led_auto_control(led_id, 0);
+	switch (led_id) {
+	case EC_LED_ID_BATTERY_LED:
+		rv = leon_led_set_color_battery(color);
+		break;
+	case EC_LED_ID_POWER_LED:
+		rv = leon_led_set_color_power(color);
+		break;
+	default:
+		return EC_ERROR_UNKNOWN;
+	}
+	return rv;
+}
+
+int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness)
+{
+	if (brightness[EC_LED_COLOR_BLUE] != 0 &&
+	    brightness[EC_LED_COLOR_YELLOW] != 0)
+		leon_led_set_color(led_id, LED_PINK);
+	else if (brightness[EC_LED_COLOR_BLUE] != 0)
+		leon_led_set_color(led_id, LED_BLUE);
+	else if (brightness[EC_LED_COLOR_YELLOW] != 0)
+		leon_led_set_color(led_id, LED_AMBER);
+	else
+		leon_led_set_color(led_id, LED_OFF);
+
+	return EC_SUCCESS;
+}
+
+void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range)
+{
+	/* Ignoring led_id as both leds support the same colors */
+	brightness_range[EC_LED_COLOR_BLUE] = 1;
+	brightness_range[EC_LED_COLOR_YELLOW] = 1;
+}
+
+static void leon_led_set_power(int ticks)
+{
+	if (chipset_in_state(CHIPSET_STATE_ANY_OFF))
+		leon_led_set_color_power(LED_OFF);
+	else if (chipset_in_state(CHIPSET_STATE_ON))
+		leon_led_set_color_power(LED_BLUE);
+	else if (chipset_in_state(CHIPSET_STATE_SUSPEND))
+		/* Blink once every four seconds. */
+		leon_led_set_color_power(
+			(ticks % LED_TOTAL_TICKS < LED_ON_TICKS) ?
+			LED_AMBER : LED_OFF);
+}
+
+static void leon_led_set_battery(int ticks)
+{
+	uint32_t chflags = charge_get_flags();
+
+	switch (charge_get_state()) {
+	case PWR_STATE_CHARGE:
+		leon_led_set_color_battery(LED_AMBER);
+		break;
+	case PWR_STATE_CHARGE_NEAR_FULL:
+		leon_led_set_color_battery(LED_BLUE);
+		break;
+	case PWR_STATE_DISCHARGE:
+		leon_led_set_color_battery(LED_OFF);
+		break;
+	case PWR_STATE_ERROR:
+		leon_led_set_color_battery(
+			(ticks & 0x2) ? LED_AMBER : LED_OFF);
+		break;
+	case PWR_STATE_IDLE: /* External power connected in IDLE. */
+		if (chflags & CHARGE_FLAG_FORCE_IDLE)
+			leon_led_set_color_battery(
+				(ticks & 0x4) ? LED_BLUE : LED_OFF);
+		else
+			leon_led_set_color_battery(LED_BLUE);
+		break;
+	default:
+		/* Other states don't alter LED behavior */
+		break;
+	}
+}
+
+/* Called by hook task every 250mSec */
+static void led_tick(void)
+{
+	static int ticks;
+
+	ticks++;
+
+	if (led_auto_control_is_enabled(EC_LED_ID_POWER_LED))
+		leon_led_set_power(ticks);
+
+	if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED))
+		leon_led_set_battery(ticks);
+}
+DECLARE_HOOK(HOOK_TICK, led_tick, HOOK_PRIO_DEFAULT);