google/gale: Initial commit for Gale board support

Copy 'storm' files as a template

BUG=chrome-os-partner:49249
TEST=None. Initial code. Not sure if it will even compile
BRANCH=none

Original-Commit-Id: 4bfabf22cb33ac2aacff0ebeed54655664505148
Original-Change-Id: I94e361911b89c5159b99f3d00efbcda94f763e71
Original-Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
Original-Signed-off-by: Kan Yan <kyan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/333177
Original-Commit-Ready: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>

squashed:

google/gale: Remove unwanted config option

2016.02 doesn't seem to like CONSOLE_CBMEM_DUMP_TO_UART

BUG=chrome-os-partner:49249
TEST=None. Initial code not sure if it will even compile
BRANCH=none

Original-Commit-Id: 44b91a8f83515936156206f9f273e0e5c62c3f17
Original-Change-Id: I9294ff602a05e4c9573fee3b9b51f9cc5305e192
Original-Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/333302
Original-Commit-Ready: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>

google/gale: Update ipq806x/storm references

Since the files were taken from ipq806x/storm as
template. Update those references to reflect
ipq40xx/gale.

BUG=chrome-os-partner:49249
TEST=None. Initial code not sure if it will even compile
BRANCH=none

Original-Commit-Id: fa5962b757dbb6cc9e1e6d1e33e1e09ec6cb4cd2
Original-Change-Id: Ia330367a0547ac4306ef2514dc1305e2d65f80e4
Original-Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/333292
Original-Commit-Ready: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>

google/gale: Update fill_lb_gpios for new scheme

This updates fill_lb_gpios to follow the new scheme introduced
in CL:337176.

BUG=none
BRANCH=none
TEST=chromeos.c compiles successfully for gale

Original-Commit-Id: 635d7fd71d91552bd7470faeb5637ba1a727f940
Original-Change-Id: I6f98325918b350645b9c19b71125bc12a54953ab
Original-Signed-off-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/338651

google/gale: Add '.fmd' file

BUG=chrome-os-partner:49249
TEST=None. Initial code. Not sure if it will even compile
BRANCH=none

Original-Commit-Id: 474de31f7ed0adbe54251ca363e685019091b4e7
Original-Change-Id: I4019b110af676090e8751b315dadc5b601a56178
Original-Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/333291
Original-Commit-Ready: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>

Change-Id: Iad8e010371f3b9b92ab26eee4ba35c4f16d3732c
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: https://review.coreboot.org/14642
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

1 files changed, 131 insertions, 0 deletions

diff --git a/src/mainboard/google/gale/mainboard.c b/src/mainboard/google/gale/mainboard.c
new file mode 100644
index 0000000000..73c288b80e
--- /dev/null
+++ b/src/mainboard/google/gale/mainboard.c
@@ -0,0 +1,131 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (c) 2015, The Linux Foundation. All rights reserved.
+ * Copyright 2014 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <boardid.h>
+#include <boot/coreboot_tables.h>
+#include <delay.h>
+#include <device/device.h>
+#include <gpio.h>
+#include <soc/clock.h>
+#include <soc/soc_services.h>
+#include <soc/usb.h>
+#include <symbols.h>
+
+#include <vendorcode/google/chromeos/chromeos.h>
+#include "mmu.h"
+
+#define USB_ENABLE_GPIO		51
+
+static void setup_usb(void)
+{
+#if !CONFIG_BOARD_VARIANT_AP148
+	gpio_tlmm_config_set(USB_ENABLE_GPIO, FUNC_SEL_GPIO,
+			     GPIO_PULL_UP, GPIO_10MA, GPIO_ENABLE);
+	gpio_set(USB_ENABLE_GPIO, 1);
+#endif
+	usb_clock_config();
+
+	setup_usb_host1();
+}
+
+#define TPM_RESET_GPIO 22
+static void setup_tpm(void)
+{
+	if (board_id() != BOARD_ID_PROTO_0)
+		return; /* Only proto0 have TPM reset connected to GPIO22 */
+
+	gpio_tlmm_config_set(TPM_RESET_GPIO, FUNC_SEL_GPIO, GPIO_PULL_UP,
+			     GPIO_4MA, GPIO_ENABLE);
+	/*
+	 * Generate a reset pulse. The spec calls for 80 us minimum, let's
+	 * make it twice as long. If the output was driven low originally, the
+	 * reset pulse will be even longer.
+	 */
+	gpio_set(TPM_RESET_GPIO, 0);
+	udelay(160);
+	gpio_set(TPM_RESET_GPIO, 1);
+}
+
+#define SW_RESET_GPIO 26
+static void assert_sw_reset(void)
+{
+	if (board_id() == BOARD_ID_PROTO_0)
+		return;
+
+	/*
+	 * only proto0.2 and later care about this. We want to keep the
+	 * ethernet switch in reset, otherwise it comes up in default
+	 * (bridging) mode.
+	 */
+	gpio_tlmm_config_set(SW_RESET_GPIO, FUNC_SEL_GPIO,
+			     GPIO_PULL_UP, GPIO_4MA, GPIO_ENABLE);
+
+	gpio_set(SW_RESET_GPIO, 1);
+}
+
+static void mainboard_init(device_t dev)
+{
+	 /* disable mmu and d-cache before setting up secure world.*/
+	 dcache_mmu_disable();
+	 start_tzbsp();
+	 /* Setup mmu and d-cache again as non secure entries. */
+	 setup_mmu(DRAM_INITIALIZED);
+	 start_rpm();
+	 setup_usb();
+	 assert_sw_reset();
+	 setup_tpm();
+	 /* Functionally a 0-cost no-op if NAND is not present */
+	 board_nand_init();
+
+#if IS_ENABLED(CONFIG_CHROMEOS)
+	/* Copy WIFI calibration data into CBMEM. */
+	cbmem_add_vpd_calibration_data();
+#endif
+
+	/*
+	 * Make sure bootloader can issue sounds The frequency is calculated
+	 * as "<frame_rate> * <bit_width> * <channels> * 4", i.e.
+	 *
+	 * 48000 * 2 * 16 * 4 = 6144000
+	 */
+	audio_clock_config(6144000);
+}
+
+static void mainboard_enable(device_t dev)
+{
+	dev->ops->init = &mainboard_init;
+}
+
+struct chip_operations mainboard_ops = {
+	.name	= "gale",
+	.enable_dev = mainboard_enable,
+};
+
+void lb_board(struct lb_header *header)
+{
+	struct lb_range *dma;
+
+	dma = (struct lb_range *)lb_new_record(header);
+	dma->tag = LB_TAB_DMA;
+	dma->size = sizeof(*dma);
+	dma->range_start = (uintptr_t)_dma_coherent;
+	dma->range_size = _dma_coherent_size;
+
+#if IS_ENABLED(CONFIG_CHROMEOS)
+	/* Retrieve the switch interface MAC addressses. */
+	lb_table_add_macs_from_vpd(header);
+#endif
+}