ad8382a3ee
Mickey: - Does not have power key - Does not have an audio codec(all audio goes thru HDMI) - VCC18_LCD moved to VLDO8 and needs to be turned on (was connected to VSWOUT2 earlier) BUG=none BRANCH=none TEST=Boot from mickey board, and hdmi work normal Change-Id: I88cdc41ce8bb96a6b17aeb7f24b1c5619471b24e Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 6c966edfa29df1049c469442dc3ad8bf8b4197b1 Original-Change-Id: I3d98203185f52ed751a5d3045a0ee8f9b4dfbc71 Original-Signed-off-by: David Hendricks <dhendrix@chromium.org> Original-Signed-off-by: huang lin <hl@rock-chips.com> Original-Reviewed-on: https://chromium-review.googlesource.com/274876 Reviewed-on: http://review.coreboot.org/10630 Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marc.jones@se-eng.com>
127 lines
3 KiB
C
127 lines
3 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright 2014 Rockchip Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc.
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*/
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#include <arch/cache.h>
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#include <arch/io.h>
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#include <boot/coreboot_tables.h>
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#include <console/console.h>
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#include <delay.h>
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#include <device/device.h>
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#include <device/i2c.h>
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#include <edid.h>
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#include <elog.h>
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#include <gpio.h>
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#include <soc/display.h>
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#include <soc/grf.h>
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#include <soc/soc.h>
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#include <soc/pmu.h>
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#include <soc/clock.h>
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#include <soc/rk808.h>
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#include <soc/spi.h>
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#include <soc/i2c.h>
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#include <symbols.h>
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#include <vbe.h>
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#include <vendorcode/google/chromeos/chromeos.h>
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#include "board.h"
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static void configure_usb(void)
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{
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gpio_output(GPIO(0, B, 4), 1); /* USB2_PWR_EN */
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}
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static void configure_emmc(void)
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{
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write32(&rk3288_grf->iomux_emmcdata, IOMUX_EMMCDATA);
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write32(&rk3288_grf->iomux_emmcpwren, IOMUX_EMMCPWREN);
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write32(&rk3288_grf->iomux_emmccmd, IOMUX_EMMCCMD);
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gpio_output(GPIO(2, B, 1), 1); /* EMMC_RST_L */
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}
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static void configure_i2s(void)
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{
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write32(&rk3288_grf->iomux_i2s, IOMUX_I2S);
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write32(&rk3288_grf->iomux_i2sclk, IOMUX_I2SCLK);
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/* AUDIO IO domain 1.8V voltage selection */
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write32(&rk3288_grf->io_vsel, RK_SETBITS(1 << 6));
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rkclk_configure_i2s(12288000);
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}
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static void configure_vop(void)
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{
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write32(&rk3288_grf->iomux_lcdc, IOMUX_LCDC);
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/* lcdc(vop) iodomain select 1.8V */
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write32(&rk3288_grf->io_vsel, RK_SETBITS(1 << 0));
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rk808_configure_ldo(8, 1800); /* VCC18_LCD (HDMI_AVDD_1V8) */
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rk808_configure_ldo(7, 1000); /* VDD10_LCD (HDMI_AVDD_1V0) */
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rk808_configure_switch(1, 1); /* VCC33_LCD */
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}
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static void configure_hdmi(void)
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{
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/* HDMI I2C */
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write32(&rk3288_grf->iomux_i2c5sda, IOMUX_HDMI_EDP_I2C_SDA);
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write32(&rk3288_grf->iomux_i2c5scl, IOMUX_HDMI_EDP_I2C_SCL);
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gpio_output(GPIO(7, B, 3), 1); /* POWER_HDMI_ON */
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}
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static void mainboard_init(device_t dev)
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{
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gpio_output(GPIO_RESET, 0);
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configure_usb();
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configure_emmc();
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configure_i2s();
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configure_vop();
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configure_hdmi();
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elog_init();
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elog_add_watchdog_reset();
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elog_add_boot_reason();
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}
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static void mainboard_enable(device_t dev)
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{
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dev->ops->init = &mainboard_init;
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}
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struct chip_operations mainboard_ops = {
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.enable_dev = mainboard_enable,
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};
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void lb_board(struct lb_header *header)
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{
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struct lb_range *dma;
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dma = (struct lb_range *)lb_new_record(header);
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dma->tag = LB_TAB_DMA;
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dma->size = sizeof(*dma);
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dma->range_start = (uintptr_t)_dma_coherent;
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dma->range_size = _dma_coherent_size;
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}
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void mainboard_power_on_backlight(void)
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{
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return;
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}
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