deltaur: initial add

Add a bare-bones Deltaur EC image to build on

BRANCH=none
BUG=b:148160415
TEST=builds

Change-Id: Ia8145e978c2e1d561768d3344e0b89e1c4ef2f6c
Signed-off-by: Jett Rink <jettrink@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2015352
Commit-Queue: Jack Rosenthal <jrosenth@chromium.org>
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>

5 files changed, 136 insertions, 0 deletions

diff --git a/board/deltaur/board.c b/board/deltaur/board.c
new file mode 100644
index 0000000000..28483c6315
--- /dev/null
+++ b/board/deltaur/board.c
@@ -0,0 +1,29 @@
+/* Copyright 2020 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.
+ */
+
+/* Deltaur board-specific configuration */
+
+#include "common.h"
+#include "system.h"
+#include "task.h"
+#include "spi.h"
+#include "util.h"
+
+#include "gpio_list.h" /* Must come after other header files. */
+
+/*
+ * TODO(b/148160415): Evaluate if hibernate wake signals are needed
+ */
+const enum gpio_signal hibernate_wake_pins[] = {};
+const int hibernate_wake_pins_used;
+
+/******************************************************************************/
+/* SPI devices */
+/*
+ * TODO(b/148160415): Evaluate if external flash needs to be set here
+ */
+const struct spi_device_t spi_devices[] = {
+};
+const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
diff --git a/board/deltaur/board.h b/board/deltaur/board.h
new file mode 100644
index 0000000000..6816775a73
--- /dev/null
+++ b/board/deltaur/board.h
@@ -0,0 +1,62 @@
+/* Copyright 2020 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.
+ */
+
+/* Deltaur board configuration */
+
+#ifndef __CROS_EC_BOARD_H
+#define __CROS_EC_BOARD_H
+
+/* Optional features */
+#define CONFIG_SYSTEM_UNLOCKED /* Allow dangerous commands while in dev. */
+
+/* Host command protocol */
+#define CONFIG_HOSTCMD_ESPI
+
+/* Increase UART buffer size for better UART dump performance with AP */
+#undef CONFIG_UART_TX_BUF_SIZE
+#define CONFIG_UART_TX_BUF_SIZE 4096
+
+/*
+ * TODO(b/148160415): Evaluate external flash options
+ */
+#define CONFIG_SPI_FLASH_PORT 0
+#define CONFIG_SPI_FLASH_W25X40
+#define CONFIG_FLASH_SIZE (512 * 1024)
+#define CONFIG_CHIPSET_RESET_HOOK
+
+/* Keyboard features */
+
+/* Sensors */
+
+/* USB Type C and USB PD defines */
+
+/* USB Type A Features */
+
+/* BC 1.2 */
+
+/* Volume Button feature */
+
+/* Fan features */
+
+/*
+ * Macros for GPIO signals used in common code that don't match the
+ * schematic names. Signal names in gpio.inc match the schematic and are
+ * then redefined here to so it's more clear which signal is being used for
+ * which purpose.
+ */
+
+/* Unneeded features */
+#undef CONFIG_ADC
+#undef CONFIG_SWITCH
+#undef CONFIG_LID_SWITCH
+
+#ifndef __ASSEMBLER__
+
+#include "gpio_signal.h"
+#include "registers.h"
+
+#endif /* !__ASSEMBLER__ */
+
+#endif /* __CROS_EC_BOARD_H */
diff --git a/board/deltaur/build.mk b/board/deltaur/build.mk
new file mode 100644
index 0000000000..fc317d477f
--- /dev/null
+++ b/board/deltaur/build.mk
@@ -0,0 +1,14 @@
+# -*- makefile -*-
+# Copyright 2020 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
+#
+
+# Microchip MEC5106 which is similar to MEC1702
+CHIP:=mchp
+CHIP_FAMILY:=mec17xx
+CHIP_SPI_SIZE_KB:=512
+
+board-y=board.o
diff --git a/board/deltaur/ec.tasklist b/board/deltaur/ec.tasklist
new file mode 100644
index 0000000000..773d62c8cb
--- /dev/null
+++ b/board/deltaur/ec.tasklist
@@ -0,0 +1,13 @@
+/* Copyright 2020 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.
+ */
+
+/*
+ * See CONFIG_TASK_LIST in config.h for details.
+ */
+
+#define CONFIG_TASK_LIST \
+	TASK_ALWAYS(HOOKS, hook_task, NULL, LARGER_TASK_STACK_SIZE) \
+	TASK_ALWAYS(HOSTCMD, host_command_task, NULL, LARGER_TASK_STACK_SIZE) \
+	TASK_ALWAYS(CONSOLE, console_task, NULL, VENTI_TASK_STACK_SIZE)
diff --git a/board/deltaur/gpio.inc b/board/deltaur/gpio.inc
new file mode 100644
index 0000000000..211d8c74bb
--- /dev/null
+++ b/board/deltaur/gpio.inc
@@ -0,0 +1,18 @@
+/* -*- mode:c -*-
+ *
+ * Copyright 2020 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.
+ */
+
+/* Declare symbolic names for all the GPIOs that we care about.
+ * Note: Those with interrupt handlers must be declared first. */
+
+/* Interrupts */
+
+/* TODO(b/148160415) - Determine correct purpose for these GPIOs */
+UNIMPLEMENTED(ENTERING_RW)
+UNIMPLEMENTED(WP_L)
+UNIMPLEMENTED(QMSPI_CS0)
+
+/* Alternate Mode */