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author | ZhengShunQian <zhengsq@rock-chips.com> | 2015-10-22 10:33:13 +0800 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2015-11-11 20:44:36 +0100 |
commit | e4d438e8dcf691e8ef65f32415e9176b11c85fa2 (patch) | |
tree | 542fc80e58645c96045902c6d51439ae8b426b17 /src/mainboard/google/veyron_emile/mainboard.c | |
parent | b87f2a55a2601859566eefb0a76c82982e31fed0 (diff) | |
download | coreboot-e4d438e8dcf691e8ef65f32415e9176b11c85fa2.tar.xz |
google/veyron_emile: Add new board of veyron
This is a copy of mickey and renamed.
CQ-DEPEND=CL:306967
BUG=chrome-os-partner:46658
TEST=build coreboot
BRANCH=veyron
Change-Id: I9e1232f3f1334ec747a5beb52f214635a7ab08ae
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 9316a9ec27d5799e290add1e5818f4449b680fde
Original-Change-Id: I906de7bbc8b8e110e0774c14ec636a327230b325
Original-Signed-off-by: ZhengShunQian <zhengsq@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/307620
Original-Commit-Ready: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: Shunqian Zheng <zhengsq@rock-chips.com>
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/12394
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/google/veyron_emile/mainboard.c')
-rw-r--r-- | src/mainboard/google/veyron_emile/mainboard.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/src/mainboard/google/veyron_emile/mainboard.c b/src/mainboard/google/veyron_emile/mainboard.c new file mode 100644 index 0000000000..b668ff8b8d --- /dev/null +++ b/src/mainboard/google/veyron_emile/mainboard.c @@ -0,0 +1,135 @@ +/* + * 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. + */ + +#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 <elog.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 <vendorcode/google/chromeos/chromeos.h> + +#include "board.h" + +static void configure_usb(void) +{ + gpio_output(GPIO(0, B, 4), 1); /* USB2_PWR_EN */ +} + +static void configure_emmc(void) +{ + write32(&rk3288_grf->iomux_emmcdata, IOMUX_EMMCDATA); + write32(&rk3288_grf->iomux_emmcpwren, IOMUX_EMMCPWREN); + write32(&rk3288_grf->iomux_emmccmd, IOMUX_EMMCCMD); + + gpio_output(GPIO(2, B, 1), 1); /* EMMC_RST_L */ +} + +static void configure_i2s(void) +{ + write32(&rk3288_grf->iomux_i2s, IOMUX_I2S); + write32(&rk3288_grf->iomux_i2sclk, IOMUX_I2SCLK); + + /* AUDIO IO domain 1.8V voltage selection */ + write32(&rk3288_grf->io_vsel, RK_SETBITS(1 << 6)); + rkclk_configure_i2s(12288000); +} + +static void configure_vop(void) +{ + write32(&rk3288_grf->iomux_lcdc, IOMUX_LCDC); + + /* lcdc(vop) iodomain select 1.8V */ + write32(&rk3288_grf->io_vsel, RK_SETBITS(1 << 0)); + + rk808_configure_ldo(8, 1800); /* VCC18_LCD (HDMI_AVDD_1V8) */ + rk808_configure_ldo(7, 1000); /* VDD10_LCD (HDMI_AVDD_1V0) */ + rk808_configure_switch(1, 1); /* VCC33_LCD */ +} + +static void configure_hdmi(void) +{ + /* HDMI I2C */ + write32(&rk3288_grf->iomux_i2c5sda, IOMUX_HDMI_EDP_I2C_SDA); + write32(&rk3288_grf->iomux_i2c5scl, IOMUX_HDMI_EDP_I2C_SCL); + + gpio_output(GPIO(7, B, 3), 1); /* POWER_HDMI_ON */ +} + +static void mainboard_init(device_t dev) +{ + gpio_output(GPIO_RESET, 0); + + configure_usb(); + configure_emmc(); + configure_i2s(); + configure_vop(); + configure_hdmi(); + + elog_init(); + elog_add_watchdog_reset(); + elog_add_boot_reason(); + + /* If recovery mode is detected, reduce frequency and voltage to reduce + * heat in case machine is left unattended. chrome-os-partner:41201. */ + if (recovery_mode_enabled()) { + printk(BIOS_DEBUG, "Reducing APLL freq for recovery mode.\n"); + rkclk_configure_cpu(APLL_600_MHZ); + rk808_configure_buck(1, 900); + } +} + +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) +{ + return; +} |