| /* |
| * Copyright 2014 Google Inc. |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * 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; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * 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., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #include <assert.h> |
| #include <sysinfo.h> |
| |
| #include "base/algorithm.h" |
| #include "base/init_funcs.h" |
| #include "boot/fit.h" |
| #include "drivers/blockdev/tegra_mmc.h" |
| #include "drivers/board/board.h" |
| #include "drivers/board/board_helpers.h" |
| #include "drivers/bus/i2c/tegra.h" |
| #include "drivers/bus/spi/tegra.h" |
| #include "drivers/bus/usb/usb.h" |
| #include "drivers/dma/tegra_apb.h" |
| #include "drivers/ec/cros/i2c.h" |
| #include "drivers/flash/spi.h" |
| #include "drivers/gpio/fwdb.h" |
| #include "drivers/gpio/gpio.h" |
| #include "drivers/gpio/tegra.h" |
| #include "drivers/keyboard/dynamic.h" |
| #include "drivers/keyboard/pseudo/keyboard.h" |
| #include "drivers/layout/coreboot.h" |
| #include "drivers/power/gpio_reset.h" |
| #include "drivers/power/tps65913.h" |
| #include "drivers/sound/i2s.h" |
| #include "drivers/sound/rt5677.h" |
| #include "drivers/sound/tegra_ahub.h" |
| #include "drivers/storage/flash.h" |
| #include "drivers/tpm/slb9635_i2c.h" |
| #include "drivers/tpm/tpm.h" |
| #include "drivers/uart/8250.h" |
| #include "drivers/video/display.h" |
| #include "drivers/video/tegra132.h" |
| |
| enum { |
| CLK_RST_BASE = 0x60006000, |
| |
| CLK_RST_L_RST_SET = CLK_RST_BASE + 0x300, |
| CLK_RST_L_RST_CLR = CLK_RST_BASE + 0x304, |
| CLK_RST_H_RST_SET = CLK_RST_BASE + 0x308, |
| CLK_RST_H_RST_CLR = CLK_RST_BASE + 0x30c, |
| CLK_RST_U_RST_SET = CLK_RST_BASE + 0x310, |
| CLK_RST_U_RST_CLR = CLK_RST_BASE + 0x314, |
| CLK_RST_X_RST_SET = CLK_RST_BASE + 0x290, |
| CLK_RST_X_RST_CLR = CLK_RST_BASE + 0x294 |
| }; |
| |
| enum { |
| CLK_L_I2C1 = 0x1 << 12, |
| CLK_H_I2C2 = 0x1 << 22, |
| CLK_U_I2C3 = 0x1 << 3, |
| CLK_H_I2C5 = 0x1 << 15, |
| CLK_X_I2C6 = 0x1 << 6 |
| }; |
| |
| const char *hardware_name(void) |
| { |
| return "dragon"; |
| } |
| |
| static void choose_devicetree_by_boardid(void) |
| { |
| const char *pattern = "google,ryu-rev%d"; |
| char *compat = strdup(pattern); |
| sprintf(compat, pattern, lib_sysinfo.board_id); |
| fit_set_compat(compat); |
| } |
| |
| PRIV_DYN(pwr_i2c, &new_tegra_i2c((void *)0x7000d000, 5, |
| (void *)CLK_RST_H_RST_SET, |
| (void *)CLK_RST_H_RST_CLR, |
| CLK_H_I2C5)->ops) |
| |
| PRIV_DYN(pmic, &new_tps65913_pmic(get_pwr_i2c(), 0x58)->ops) |
| |
| PRIV_DYN(reset_gpio, &new_tegra_gpio_output(GPIO(I, 5))->ops) |
| PRIV_DYN(reset_gpio_n, new_gpio_not(get_reset_gpio())) |
| |
| PRIV_DYN(power_gpio, &new_tegra_gpio_input(GPIO(Q, 0))->ops) |
| PRIV_DYN(ec_in_rw_gpio, &new_tegra_gpio_input(GPIO(U, 4))->ops) |
| |
| PUB_STAT(flag_write_protect, gpio_get(&fwdb_gpio_wpsw.ops)) |
| PUB_STAT(flag_recovery, gpio_get(&fwdb_gpio_recsw.ops)) |
| PUB_STAT(flag_developer_mode, gpio_get(&fwdb_gpio_devsw.ops)) |
| PUB_STAT(flag_option_roms_loaded, gpio_get(&fwdb_gpio_oprom.ops)) |
| // Lid always open for now. |
| PUB_STAT(flag_lid_open, 1) |
| PUB_STAT(flag_power, (lib_sysinfo.board_id >= 2) ^ gpio_get(get_power_gpio())) |
| PUB_STAT(flag_ec_in_rw, gpio_get(get_ec_in_rw_gpio())) |
| |
| static TegraApbDmaController *build_dma_controller(void) |
| { |
| void *dma_channel_bases[32]; |
| for (int i = 0; i < ARRAY_SIZE(dma_channel_bases); i++) { |
| dma_channel_bases[i] = |
| (void *)((uintptr_t)0x60021000 + 0x40 * i); |
| } |
| |
| return new_tegra_apb_dma((void *)0x60020000, dma_channel_bases, |
| ARRAY_SIZE(dma_channel_bases)); |
| } |
| PRIV_DYN(dma_controller, build_dma_controller()) |
| |
| PRIV_DYN(spi4, &new_tegra_spi(0x7000da00, get_dma_controller(), |
| APBDMA_SLAVE_SL2B4)->ops) |
| |
| PRIV_DYN(flash, &new_spi_flash(get_spi4())->ops) |
| PUB_DYN(_coreboot_storage, &new_flash_storage(get_flash())->ops) |
| |
| static int board_setup(void) |
| { |
| choose_devicetree_by_boardid(); |
| |
| TegraI2c *cam_i2c = new_tegra_i2c((void *)0x7000c500, 3, |
| (void *)CLK_RST_U_RST_SET, |
| (void *)CLK_RST_U_RST_CLR, |
| CLK_U_I2C3); |
| |
| tpm_set_ops(&new_slb9635_i2c(&cam_i2c->ops, 0x20)->base.ops); |
| |
| TegraI2c *ec_i2c = new_tegra_i2c((void *)0x7000c400, 2, |
| (void *)CLK_RST_H_RST_SET, |
| (void *)CLK_RST_H_RST_CLR, |
| CLK_H_I2C2); |
| |
| CrosEcI2cBus *cros_ec_i2c_bus = new_cros_ec_i2c_bus(&ec_i2c->ops, 0x1E); |
| cros_ec_set_bus(&cros_ec_i2c_bus->ops); |
| |
| /* sdmmc4 */ |
| TegraMmcHost *emmc = new_tegra_mmc_host(0x700b0600, 8, 0, NULL, NULL); |
| |
| list_insert_after(&emmc->mmc.ctrlr.list_node, |
| &fixed_block_dev_controllers); |
| |
| /* Careful: the EHCI base is at offset 0x100 from the SoC's IP base */ |
| UsbHostController *usbd = new_usb_hc(UsbEhci, 0x7d000100); |
| |
| list_insert_after(&usbd->list_node, &usb_host_controllers); |
| |
| /* Audio init */ |
| TegraAudioHubXbar *xbar = new_tegra_audio_hub_xbar(0x70300800); |
| TegraAudioHubApbif *apbif = new_tegra_audio_hub_apbif(0x70300000, 8); |
| TegraI2s *i2s1 = new_tegra_i2s(0x70301100, &apbif->ops, 1, 16, 2, |
| 1536000, 48000); |
| TegraAudioHub *ahub = new_tegra_audio_hub(xbar, apbif, i2s1); |
| I2sSource *i2s_source = new_i2s_source(&i2s1->ops, 48000, 2, 16000); |
| SoundRoute *sound_route = new_sound_route(&i2s_source->ops); |
| TegraI2c *i2c6 = new_tegra_i2c((void *)0x7000d100, 6, |
| (void *)CLK_RST_X_RST_SET, |
| (void *)CLK_RST_X_RST_CLR, |
| CLK_X_I2C6); |
| rt5677Codec *codec = new_rt5677_codec(&i2c6->ops, 0x2D, 16, 48000, 256, 1, 0); //0x2C for P0 |
| list_insert_after(&ahub->component.list_node, &sound_route->components); |
| list_insert_after(&codec->component.list_node, &sound_route->components); |
| |
| sound_set_ops(&sound_route->ops); |
| |
| return 0; |
| } |
| |
| INIT_FUNC(board_setup); |
| |
| static TegraI2c *get_backlight_i2c(void) |
| { |
| static TegraI2c *backlight_i2c; |
| |
| if (backlight_i2c == NULL) |
| backlight_i2c = new_tegra_i2c((void *)0x7000d100, 6, |
| (void *)CLK_RST_X_RST_SET, |
| (void *)CLK_RST_X_RST_CLR, |
| CLK_X_I2C6); |
| return backlight_i2c; |
| } |
| |
| /* Turn on or turn off the backlight */ |
| static int ryu_backlight_update(OldDisplayOps *me, uint8_t enable) |
| { |
| struct bl_reg { |
| uint8_t reg; |
| uint8_t val; |
| }; |
| |
| static const struct bl_reg bl_on_list[] = { |
| {0x10, 0x01}, /* Brightness mode: BRTHI/BRTLO */ |
| {0x11, 0x05}, /* maxcurrent: 20ma */ |
| {0x14, 0x7f}, /* ov: 2v, all 6 current sinks enabled */ |
| {0x00, 0x01}, /* backlight on */ |
| {0x04, 0x55}, /* brightness: BRT[11:4] */ |
| /* 0x000: 0%, 0xFFF: 100% */ |
| }; |
| |
| static const struct bl_reg bl_off_list[] = { |
| {0x00, 0x00}, /* backlight off */ |
| }; |
| |
| TegraI2c *backlight_i2c = get_backlight_i2c(); |
| const struct bl_reg *current; |
| size_t size, i; |
| |
| if (enable) { |
| current = bl_on_list; |
| size = ARRAY_SIZE(bl_on_list); |
| } else { |
| current = bl_off_list; |
| size = ARRAY_SIZE(bl_off_list); |
| } |
| |
| for (i = 0; i < size; ++i) { |
| i2c_write8(&backlight_i2c->ops, 0x2c, current->reg, |
| current->val); |
| ++current; |
| } |
| |
| return 0; |
| } |
| |
| static OldDisplayOps ryu_display_ops = { |
| .init = &tegra132_display_init, |
| .backlight_update = &ryu_backlight_update, |
| .stop = &tegra132_display_stop, |
| }; |
| |
| static int display_setup(void) |
| { |
| if (lib_sysinfo.framebuffer == NULL || |
| lib_sysinfo.framebuffer->physical_address == 0) |
| return 0; |
| |
| display_set_ops(&ryu_display_ops); |
| |
| return 0; |
| } |
| |
| INIT_FUNC(display_setup); |
| |
| PUB_DYN(power, &new_gpio_reset_power_ops(get_pmic(), get_reset_gpio_n())->ops) |
| |
| PUB_DYN(debug_uart, &new_uart_8250_mem(0x70006000, 1)->uart.ops) |
| |
| PUB_ARR(trusted_keyboards, &pseudo_keyboard.ops) |
| PUB_ARR(untrusted_keyboards, &dynamic_keyboards.ops) |