[coreboot-gerrit] Patch set updated for coreboot: e6709f7 veyron: Add veyron_rialto board
Patrick Georgi (pgeorgi@google.com)
gerrit at coreboot.org
Tue Apr 14 15:41:45 CEST 2015
Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9649
-gerrit
commit e6709f7006afe531fc69dab403c5ee3b9ef2cb61
Author: jinkun.hong <jinkun.hong at rock-chips.com>
Date: Wed Jan 7 08:57:48 2015 +0800
veyron: Add veyron_rialto board
Derived from of veyron_brain with new memory configuration.
BUG=chrome-os-partner:35072
TEST=built and boot on rialto-rev0 boards.
BRANCH=veyron
Change-Id: I2c6f74d231e39de76ef2399fdb20efae977b34fa
Signed-off-by: Stefan Reinauer <reinauer at chromium.org>
Original-Commit-Id: 17d66e5f58562427badd6973ebb053f58573c040
Original-Change-Id: I8626ff5da8098ca120481b8cda0c6703f806711e
Original-Signed-off-by: jinkun.hong <jinkun.hong at rock-chips.com>
Original-Signed-off-by: Hung-Te Lin <hungte at chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/238946
Original-Reviewed-by: Julius Werner <jwerner at chromium.org>
Original-Trybot-Ready: Julius Werner <jwerner at chromium.org>
---
src/mainboard/google/Kconfig | 3 +
src/mainboard/google/veyron_rialto/Kconfig | 89 +++++++++++++
src/mainboard/google/veyron_rialto/Makefile.inc | 41 ++++++
src/mainboard/google/veyron_rialto/board.h | 30 +++++
src/mainboard/google/veyron_rialto/boardid.c | 49 ++++++++
src/mainboard/google/veyron_rialto/bootblock.c | 76 ++++++++++++
src/mainboard/google/veyron_rialto/chromeos.c | 103 ++++++++++++++++
src/mainboard/google/veyron_rialto/devicetree.cb | 25 ++++
src/mainboard/google/veyron_rialto/mainboard.c | 105 ++++++++++++++++
src/mainboard/google/veyron_rialto/memlayout.ld | 1 +
src/mainboard/google/veyron_rialto/reset.c | 31 +++++
src/mainboard/google/veyron_rialto/romstage.c | 137 +++++++++++++++++++++
src/mainboard/google/veyron_rialto/sdram_configs.c | 54 ++++++++
.../sdram_inf/sdram-lpddr3-K4E8E304EE-1GB.inc | 77 ++++++++++++
.../veyron_rialto/sdram_inf/sdram-unused.inc | 3 +
15 files changed, 824 insertions(+)
diff --git a/src/mainboard/google/Kconfig b/src/mainboard/google/Kconfig
index d0d60af..478f63a 100644
--- a/src/mainboard/google/Kconfig
+++ b/src/mainboard/google/Kconfig
@@ -73,6 +73,8 @@ config BOARD_GOOGLE_VEYRON_MIGHTY
bool "Veyron_Mighty"
config BOARD_GOOGLE_VEYRON_PINKY
bool "Veyron_Pinky"
+config BOARD_GOOGLE_VEYRON_RIALTO
+ bool "Veyron_Rialto"
config BOARD_GOOGLE_VEYRON_SPEEDY
bool "Veyron_Speedy"
endchoice
@@ -103,6 +105,7 @@ source "src/mainboard/google/veyron_danger/Kconfig"
source "src/mainboard/google/veyron_jerry/Kconfig"
source "src/mainboard/google/veyron_mighty/Kconfig"
source "src/mainboard/google/veyron_pinky/Kconfig"
+source "src/mainboard/google/veyron_rialto/Kconfig"
source "src/mainboard/google/veyron_speedy/Kconfig"
config MAINBOARD_VENDOR
diff --git a/src/mainboard/google/veyron_rialto/Kconfig b/src/mainboard/google/veyron_rialto/Kconfig
new file mode 100644
index 0000000..100e9ab
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/Kconfig
@@ -0,0 +1,89 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 Rockchip 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+if BOARD_GOOGLE_VEYRON_RIALTO
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+ def_bool y
+ select BOARD_ID_SUPPORT
+ select BOARD_ROMSIZE_KB_4096
+ select CHROMEOS_VBNV_FLASH
+ select COMMON_CBFS_SPI_WRAPPER
+ select HAVE_HARD_RESET
+ select MAINBOARD_DO_NATIVE_VGA_INIT
+ select MAINBOARD_HAS_CHROMEOS
+ select MAINBOARD_HAS_BOOTBLOCK_INIT
+ select RAM_CODE_SUPPORT
+ select RETURN_FROM_VERSTAGE
+ select SOC_ROCKCHIP_RK3288
+ select SPI_FLASH
+ select SPI_FLASH_GIGADEVICE
+ select SPI_FLASH_WINBOND
+ select VIRTUAL_DEV_SWITCH
+
+config MAINBOARD_DIR
+ string
+ default google/veyron_rialto
+
+config MAINBOARD_PART_NUMBER
+ string
+ default "Veyron_Rialto"
+
+config MAINBOARD_VENDOR
+ string
+ default "Google"
+
+config VBOOT_RAMSTAGE_INDEX
+ hex
+ default 0x3
+
+config BOOT_MEDIA_SPI_BUS
+ int
+ default 2
+
+config DRAM_SIZE_MB
+ int
+ default 1024
+
+config DRIVER_TPM_I2C_BUS
+ hex
+ default 0x1
+
+config DRIVER_TPM_I2C_ADDR
+ hex
+ default 0x20
+
+config CONSOLE_SERIAL_UART_ADDRESS
+ hex
+ depends on CONSOLE_SERIAL_UART
+ default 0xFF690000
+
+# FIXME(dhendrix): This is a gross hack intended to get us past
+# display init which currently hangs the machine. It will be removed
+# once we've re-factored the display init code to properly handle
+# various types of displays.
+config SKIP_DISPLAY_INIT_HACK
+ int
+ default 1
+
+config PMIC_BUS
+ int
+ default 0
+
+endif # BOARD_GOOGLE_VEYRON_RIALTO
diff --git a/src/mainboard/google/veyron_rialto/Makefile.inc b/src/mainboard/google/veyron_rialto/Makefile.inc
new file mode 100644
index 0000000..b56af8c
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/Makefile.inc
@@ -0,0 +1,41 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 Rockchip 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+bootblock-y += bootblock.c
+bootblock-y += boardid.c
+bootblock-y += chromeos.c
+bootblock-y += reset.c
+
+verstage-y += boardid.c
+verstage-y += chromeos.c
+verstage-y += reset.c
+
+romstage-y += boardid.c
+romstage-y += romstage.c
+romstage-y += sdram_configs.c
+romstage-y += reset.c
+
+ramstage-y += boardid.c
+ramstage-y += chromeos.c
+ramstage-y += mainboard.c
+ramstage-y += reset.c
+
+bootblock-y += memlayout.ld
+verstage-y += memlayout.ld
+romstage-y += memlayout.ld
+ramstage-y += memlayout.ld
diff --git a/src/mainboard/google/veyron_rialto/board.h b/src/mainboard/google/veyron_rialto/board.h
new file mode 100644
index 0000000..7cd8da6
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/board.h
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __MAINBOARD_GOOGLE_VEYRON_RIALTO_BOARD_H
+#define __MAINBOARD_GOOGLE_VEYRON_RIALTO_BOARD_H
+
+#include <boardid.h>
+#include <gpio.h>
+
+#define GPIO_RESET GPIO(0, B, 5)
+
+/* TODO: move setup_chromeos_gpios() here once bootblock code is in mainboard */
+
+#endif /* __MAINBOARD_GOOGLE_VEYRON_RIALTO_BOARD_H */
diff --git a/src/mainboard/google/veyron_rialto/boardid.c b/src/mainboard/google/veyron_rialto/boardid.c
new file mode 100644
index 0000000..513754f
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/boardid.c
@@ -0,0 +1,49 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <boardid.h>
+#include <console/console.h>
+#include <gpio.h>
+#include <stdlib.h>
+
+uint8_t board_id(void)
+{
+ static int id = -1;
+ static gpio_t pins[] = {[3] = GPIO(2, A, 7), [2] = GPIO(2, A, 2),
+ [1] = GPIO(2, A, 1), [0] = GPIO(2, A, 0)}; /* GPIO2_A0 is LSB */
+
+ if (id < 0) {
+ id = gpio_base2_value(pins, ARRAY_SIZE(pins));
+ printk(BIOS_SPEW, "Board ID: %d.\n", id);
+ }
+
+ return id;
+}
+
+uint32_t ram_code(void)
+{
+ uint32_t code;
+ static gpio_t pins[] = {[3] = GPIO(8, A, 3), [2] = GPIO(8, A, 2),
+ [1] = GPIO(8, A, 1), [0] = GPIO(8, A, 0)}; /* GPIO8_A0 is LSB */
+
+ code = gpio_base2_value(pins, ARRAY_SIZE(pins));
+ printk(BIOS_SPEW, "RAM Config: %u.\n", code);
+
+ return code;
+}
diff --git a/src/mainboard/google/veyron_rialto/bootblock.c b/src/mainboard/google/veyron_rialto/bootblock.c
new file mode 100644
index 0000000..a1a2ba7
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/bootblock.c
@@ -0,0 +1,76 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Rockchip Inc.
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <arch/io.h>
+#include <assert.h>
+#include <bootblock_common.h>
+#include <console/console.h>
+#include <delay.h>
+#include <reset.h>
+#include <soc/clock.h>
+#include <soc/i2c.h>
+#include <soc/grf.h>
+#include <soc/pmu.h>
+#include <soc/rk808.h>
+#include <soc/spi.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+
+#include "board.h"
+
+void bootblock_mainboard_early_init()
+{
+ if (IS_ENABLED(CONFIG_CONSOLE_SERIAL_UART)) {
+ assert(CONFIG_CONSOLE_SERIAL_UART_ADDRESS == UART2_BASE);
+ writel(IOMUX_UART2, &rk3288_grf->iomux_uart2);
+ }
+
+}
+
+void bootblock_mainboard_init(void)
+{
+ /* Up VDD_CPU (BUCK1) to 1.4V to support max CPU frequency (1.8GHz). */
+ setbits_le32(&rk3288_pmu->iomux_i2c0scl, IOMUX_I2C0SCL);
+ setbits_le32(&rk3288_pmu->iomux_i2c0sda, IOMUX_I2C0SDA);
+ assert(CONFIG_PMIC_BUS == 0); /* must correspond with IOMUX */
+ i2c_init(CONFIG_PMIC_BUS, 400*KHz);
+
+ /* Slowly raise to max CPU voltage to prevent overshoot */
+ rk808_configure_buck(1, 1200);
+ udelay(175);/* Must wait for voltage to stabilize,2mV/us */
+ rk808_configure_buck(1, 1400);
+ udelay(100);/* Must wait for voltage to stabilize,2mV/us */
+ rkclk_configure_cpu();
+
+ if (rkclk_was_watchdog_reset()) {
+ printk(BIOS_INFO, "Last reset was watchdog... rebooting via GPIO!\n");
+ hard_reset();
+ }
+
+ /* i2c1 for tpm */
+ writel(IOMUX_I2C1, &rk3288_grf->iomux_i2c1);
+ i2c_init(1, 400*KHz);
+
+ /* spi2 for firmware ROM */
+ writel(IOMUX_SPI2_CSCLK, &rk3288_grf->iomux_spi2csclk);
+ writel(IOMUX_SPI2_TXRX, &rk3288_grf->iomux_spi2txrx);
+ rockchip_spi_init(CONFIG_BOOT_MEDIA_SPI_BUS, 11*MHz);
+
+ setup_chromeos_gpios();
+}
diff --git a/src/mainboard/google/veyron_rialto/chromeos.c b/src/mainboard/google/veyron_rialto/chromeos.c
new file mode 100644
index 0000000..9e7317d
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/chromeos.c
@@ -0,0 +1,103 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Rockchip 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <boot/coreboot_tables.h>
+#include <console/console.h>
+#include <gpio.h>
+#include <string.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+
+#include "board.h"
+
+#define GPIO_WP GPIO(7, A, 6)
+#define GPIO_POWER GPIO(0, A, 5)
+#define GPIO_RECOVERY GPIO(0, B, 1)
+
+void setup_chromeos_gpios(void)
+{
+ gpio_input(GPIO_WP);
+ gpio_input(GPIO_POWER);
+ gpio_input_pullup(GPIO_RECOVERY);
+}
+
+void fill_lb_gpios(struct lb_gpios *gpios)
+{
+ int count = 0;
+
+ /* Write Protect: active low */
+ gpios->gpios[count].port = GPIO_WP.raw;
+ gpios->gpios[count].polarity = ACTIVE_LOW;
+ gpios->gpios[count].value = gpio_get(GPIO_WP);
+ strncpy((char *)gpios->gpios[count].name, "write protect",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Recovery: active low */
+ gpios->gpios[count].port = GPIO_RECOVERY.raw;
+ gpios->gpios[count].polarity = ACTIVE_LOW;
+ gpios->gpios[count].value = gpio_get(GPIO_RECOVERY);
+ strncpy((char *)gpios->gpios[count].name, "recovery",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Power Button: GPIO active low */
+ gpios->gpios[count].port = GPIO_POWER.raw;
+ gpios->gpios[count].polarity = ACTIVE_LOW;
+ gpios->gpios[count].value = -1;
+ strncpy((char *)gpios->gpios[count].name, "power",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Developer: GPIO active high */
+ gpios->gpios[count].port = -1;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = get_developer_mode_switch();
+ strncpy((char *)gpios->gpios[count].name, "developer",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Reset: GPIO active high (output) */
+ gpios->gpios[count].port = GPIO_RESET.raw;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = -1;
+ strncpy((char *)gpios->gpios[count].name, "reset",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ gpios->size = sizeof(*gpios) + (count * sizeof(struct lb_gpio));
+ gpios->count = count;
+
+ printk(BIOS_ERR, "Added %d GPIOS size %d\n", count, gpios->size);
+}
+
+int get_developer_mode_switch(void)
+{
+ return 0;
+}
+
+int get_recovery_mode_switch(void)
+{
+ return !gpio_get(GPIO_RECOVERY);
+}
+
+int get_write_protect_state(void)
+{
+ return !gpio_get(GPIO_WP);
+}
+
diff --git a/src/mainboard/google/veyron_rialto/devicetree.cb b/src/mainboard/google/veyron_rialto/devicetree.cb
new file mode 100644
index 0000000..59a1826
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/devicetree.cb
@@ -0,0 +1,25 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 Rockchip 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+# TODO fill with Versatile Express board data in QEMU.
+chip soc/rockchip/rk3288
+ device cpu_cluster 0 on end
+ register "vop_id" = "1"
+ register "framebuffer_bits_per_pixel" = "16"
+end
diff --git a/src/mainboard/google/veyron_rialto/mainboard.c b/src/mainboard/google/veyron_rialto/mainboard.c
new file mode 100644
index 0000000..6593c6f
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/mainboard.c
@@ -0,0 +1,105 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Rockchip 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <arch/cache.h>
+#include <arch/io.h>
+#include <boot/coreboot_tables.h>
+#include <console/console.h>
+#include <delay.h>
+#include <device/device.h>
+#include <device/i2c.h>
+#include <edid.h>
+#include <gpio.h>
+#include <soc/display.h>
+#include <soc/grf.h>
+#include <soc/soc.h>
+#include <soc/pmu.h>
+#include <soc/clock.h>
+#include <soc/rk808.h>
+#include <soc/spi.h>
+#include <soc/i2c.h>
+#include <symbols.h>
+#include <vbe.h>
+
+#include "board.h"
+
+static void configure_usb(void)
+{
+ gpio_output(GPIO(0, B, 3), 1); /* HOST1_PWR_EN */
+ gpio_output(GPIO(0, B, 4), 1); /* USBOTG_PWREN_H */
+ gpio_output(GPIO(7, C, 5), 1); /* 5V_DRV */
+}
+
+static void configure_emmc(void)
+{
+ writel(IOMUX_EMMCDATA, &rk3288_grf->iomux_emmcdata);
+ writel(IOMUX_EMMCPWREN, &rk3288_grf->iomux_emmcpwren);
+ writel(IOMUX_EMMCCMD, &rk3288_grf->iomux_emmccmd);
+
+ gpio_output(GPIO(2, B, 1), 1); /* EMMC_RST_L */
+}
+
+static void configure_codec(void)
+{
+ writel(IOMUX_I2C2, &rk3288_grf->iomux_i2c2); /* CODEC I2C */
+ i2c_init(2, 400*KHz); /* CODEC I2C */
+
+ writel(IOMUX_I2S, &rk3288_grf->iomux_i2s);
+ writel(IOMUX_I2SCLK, &rk3288_grf->iomux_i2sclk);
+
+ rk808_configure_ldo(6, 1800); /* VCC18_CODEC */
+
+ /* AUDIO IO domain 1.8V voltage selection */
+ writel(RK_SETBITS(1 << 6), &rk3288_grf->io_vsel);
+ rkclk_configure_i2s(12288000);
+}
+
+static void mainboard_init(device_t dev)
+{
+ gpio_output(GPIO_RESET, 0);
+
+ configure_usb();
+ configure_emmc();
+ configure_codec();
+ /* No video. */
+}
+
+static void mainboard_enable(device_t dev)
+{
+ dev->ops->init = &mainboard_init;
+}
+
+struct chip_operations mainboard_ops = {
+ .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;
+}
+
+void mainboard_power_on_backlight(void)
+{
+}
diff --git a/src/mainboard/google/veyron_rialto/memlayout.ld b/src/mainboard/google/veyron_rialto/memlayout.ld
new file mode 100644
index 0000000..ead7f47
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/memlayout.ld
@@ -0,0 +1 @@
+#include <soc/memlayout.ld>
diff --git a/src/mainboard/google/veyron_rialto/reset.c b/src/mainboard/google/veyron_rialto/reset.c
new file mode 100644
index 0000000..b00112d
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/reset.c
@@ -0,0 +1,31 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <arch/io.h>
+#include <gpio.h>
+#include <reset.h>
+
+#include "board.h"
+
+void hard_reset(void)
+{
+ gpio_output(GPIO_RESET, 1);
+ while (1)
+ ;
+}
diff --git a/src/mainboard/google/veyron_rialto/romstage.c b/src/mainboard/google/veyron_rialto/romstage.c
new file mode 100644
index 0000000..c18471a
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/romstage.c
@@ -0,0 +1,137 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Rockchip 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <arch/cache.h>
+#include <arch/exception.h>
+#include <arch/io.h>
+#include <arch/stages.h>
+#include <armv7.h>
+#include <assert.h>
+#include <cbfs.h>
+#include <cbmem.h>
+#include <console/console.h>
+#include <delay.h>
+#include <program_loading.h>
+#include <soc/sdram.h>
+#include <soc/clock.h>
+#include <soc/pwm.h>
+#include <soc/grf.h>
+#include <soc/rk808.h>
+#include <soc/tsadc.h>
+#include <stdlib.h>
+#include <symbols.h>
+#include <timestamp.h>
+#include <types.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+
+#include "board.h"
+
+static void regulate_vdd_log(unsigned int mv)
+{
+ unsigned int duty_ns;
+ const u32 period_ns = 2000; /* pwm period: 2000ns */
+ const u32 max_regulator_mv = 1350; /* 1.35V */
+ const u32 min_regulator_mv = 870; /* 0.87V */
+
+ writel(IOMUX_PWM1, &rk3288_grf->iomux_pwm1);
+
+ assert((mv >= min_regulator_mv) && (mv <= max_regulator_mv));
+
+ duty_ns = (max_regulator_mv - mv) * period_ns /
+ (max_regulator_mv - min_regulator_mv);
+
+ pwm_init(1, period_ns, duty_ns);
+}
+
+static void configure_l2ctlr(void)
+{
+ uint32_t l2ctlr;
+
+ l2ctlr = read_l2ctlr();
+ l2ctlr &= 0xfffc0000; /* clear bit0~bit17 */
+
+ /*
+ * Data RAM write latency: 2 cycles
+ * Data RAM read latency: 2 cycles
+ * Data RAM setup latency: 1 cycle
+ * Tag RAM write latency: 1 cycle
+ * Tag RAM read latency: 1 cycle
+ * Tag RAM setup latency: 1 cycle
+ */
+ l2ctlr |= (1 << 3 | 1 << 0);
+ write_l2ctlr(l2ctlr);
+}
+
+static void sdmmc_power_off(void)
+{
+ rk808_configure_ldo(4, 0); /* VCCIO_SD */
+ rk808_configure_ldo(5, 0); /* VCC33_SD */
+}
+
+void main(void)
+{
+#if CONFIG_COLLECT_TIMESTAMPS
+ uint64_t start_romstage_time;
+ uint64_t before_dram_time;
+ uint64_t after_dram_time;
+ uint64_t base_time = timestamp_get();
+ start_romstage_time = timestamp_get();
+#endif
+
+ console_init();
+ configure_l2ctlr();
+ tsadc_init();
+
+ /* Need to power cycle SD card to ensure it is properly reset. */
+ sdmmc_power_off();
+
+ /* vdd_log 1200mv is enough for ddr run 666Mhz */
+ regulate_vdd_log(1200);
+#if CONFIG_COLLECT_TIMESTAMPS
+ before_dram_time = timestamp_get();
+#endif
+ sdram_init(get_sdram_config());
+#if CONFIG_COLLECT_TIMESTAMPS
+ after_dram_time = timestamp_get();
+#endif
+
+ /* Now that DRAM is up, add mappings for it and DMA coherency buffer. */
+ mmu_config_range((uintptr_t)_dram/MiB,
+ CONFIG_DRAM_SIZE_MB, DCACHE_WRITEBACK);
+ mmu_config_range((uintptr_t)_dma_coherent/MiB,
+ _dma_coherent_size/MiB, DCACHE_OFF);
+
+ cbmem_initialize_empty();
+
+#if CONFIG_COLLECT_TIMESTAMPS
+ timestamp_init(base_time);
+ timestamp_add(TS_START_ROMSTAGE, start_romstage_time);
+ timestamp_add(TS_BEFORE_INITRAM, before_dram_time);
+ timestamp_add(TS_AFTER_INITRAM, after_dram_time);
+ timestamp_add_now(TS_END_ROMSTAGE);
+#endif
+
+#if IS_ENABLED(CONFIG_VBOOT_VERIFY_FIRMWARE)
+ void *entry = vboot2_load_ramstage();
+ if (entry != NULL)
+ stage_exit(entry);
+#endif
+
+ run_ramstage();
+}
diff --git a/src/mainboard/google/veyron_rialto/sdram_configs.c b/src/mainboard/google/veyron_rialto/sdram_configs.c
new file mode 100644
index 0000000..4550914
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/sdram_configs.c
@@ -0,0 +1,54 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+#include <arch/io.h>
+#include <boardid.h>
+#include <console/console.h>
+#include <gpio.h>
+#include <soc/sdram.h>
+#include <string.h>
+#include <types.h>
+
+static struct rk3288_sdram_params sdram_configs[] = {
+#include "sdram_inf/sdram-lpddr3-K4E8E304EE-1GB.inc" /* ram_code = 0000 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 0001 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 0010 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 0011 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 0100 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 0101 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 0110 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 0111 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1000 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1001 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1010 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1011 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1100 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1101 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1110 */
+#include "sdram_inf/sdram-unused.inc" /* ram_code = 1111 */
+};
+
+const struct rk3288_sdram_params *get_sdram_config()
+{
+ u32 ramcode = ram_code();
+
+ if (ramcode >= ARRAY_SIZE(sdram_configs)
+ || sdram_configs[ramcode].dramtype == UNUSED)
+ die("Invalid RAMCODE.");
+ return &sdram_configs[ramcode];
+}
diff --git a/src/mainboard/google/veyron_rialto/sdram_inf/sdram-lpddr3-K4E8E304EE-1GB.inc b/src/mainboard/google/veyron_rialto/sdram_inf/sdram-lpddr3-K4E8E304EE-1GB.inc
new file mode 100644
index 0000000..53ea142
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/sdram_inf/sdram-lpddr3-K4E8E304EE-1GB.inc
@@ -0,0 +1,77 @@
+{
+ {
+ {
+ .rank = 0x2,
+ .col = 0xA,
+ .bk = 0x3,
+ .bw = 0x2,
+ .dbw = 0x2,
+ .row_3_4 = 0x0,
+ .cs0_row = 0xE,
+ .cs1_row = 0xE
+ },
+ {
+ .rank = 0x0,
+ .col = 0x0,
+ .bk = 0x0,
+ .bw = 0x0,
+ .dbw = 0x0,
+ .row_3_4 = 0x0,
+ .cs0_row = 0x0,
+ .cs1_row = 0x0
+ }
+ },
+ {
+ .togcnt1u = 0x215,
+ .tinit = 0xC8,
+ .trsth = 0x0,
+ .togcnt100n = 0x35,
+ .trefi = 0x26,
+ .tmrd = 0x2,
+ .trfc = 0x70,
+ .trp = 0x2000D,
+ .trtw = 0x6,
+ .tal = 0x0,
+ .tcl = 0x8,
+ .tcwl = 0x4,
+ .tras = 0x17,
+ .trc = 0x24,
+ .trcd = 0xD,
+ .trrd = 0x6,
+ .trtp = 0x4,
+ .twr = 0x8,
+ .twtr = 0x4,
+ .texsr = 0x76,
+ .txp = 0x4,
+ .txpdll = 0x0,
+ .tzqcs = 0x30,
+ .tzqcsi = 0x0,
+ .tdqs = 0x1,
+ .tcksre = 0x2,
+ .tcksrx = 0x2,
+ .tcke = 0x4,
+ .tmod = 0x0,
+ .trstl = 0x0,
+ .tzqcl = 0xC0,
+ .tmrr = 0x4,
+ .tckesr = 0x8,
+ .tdpd = 0x1F4
+ },
+ {
+ .dtpr0 = 0x48D7DD93,
+ .dtpr1 = 0x187008D8,
+ .dtpr2 = 0x121076,
+ .mr[0] = 0x0,
+ .mr[1] = 0xC3,
+ .mr[2] = 0x6,
+ .mr[3] = 0x1
+ },
+ .noc_timing = 0x20D266A4,
+ .noc_activate = 0x5B6,
+ .ddrconfig = 2,
+ .ddr_freq = 533*MHz,
+ .dramtype = LPDDR3,
+ .num_channels = 1,
+ .stride = 22,
+ .odt = 1
+},
diff --git a/src/mainboard/google/veyron_rialto/sdram_inf/sdram-unused.inc b/src/mainboard/google/veyron_rialto/sdram_inf/sdram-unused.inc
new file mode 100644
index 0000000..06498f7
--- /dev/null
+++ b/src/mainboard/google/veyron_rialto/sdram_inf/sdram-unused.inc
@@ -0,0 +1,3 @@
+{
+ .dramtype= UNUSED
+},
\ No newline at end of file
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