| /* |
| * 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 <bootblock_common.h> |
| #include <soc/rockchip/rk3288/grf.h> |
| #include <soc/rockchip/rk3288/spi.h> |
| #include <vendorcode/google/chromeos/chromeos.h> |
| |
| void bootblock_mainboard_init(void) |
| { |
| /* i2c1 for tpm*/ |
| writel(IOMUX_I2C1, &rk3288_grf->iomux_i2c1); |
| |
| /* 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); |
| |
| /* spi0 for chrome ec */ |
| writel(IOMUX_SPI0, &rk3288_grf->iomux_spi0); |
| rockchip_spi_init(CONFIG_EC_GOOGLE_CHROMEEC_SPI_BUS, 9*MHz); |
| |
| setup_chromeos_gpios(); |
| } |