Пример #1
0
/*
 * Routine: board_init
 * Description: Early hardware init.
 */
int board_init(void)
{
	__maybe_unused int err;
	__maybe_unused int board_id;

	/* Do clocks and UART first so that printf() works */
	clock_init();
	clock_verify();

	tegra_gpu_config();

#ifdef CONFIG_TEGRA_SPI
	pin_mux_spi();
#endif

#ifdef CONFIG_MMC_SDHCI_TEGRA
	pin_mux_mmc();
#endif

	/* Init is handled automatically in the driver-model case */
#if defined(CONFIG_DM_VIDEO)
	pin_mux_display();
#endif
	/* boot param addr */
	gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);

	power_det_init();

#ifdef CONFIG_SYS_I2C_TEGRA
# ifdef CONFIG_TEGRA_PMU
	if (pmu_set_nominal())
		debug("Failed to select nominal voltages\n");
#  ifdef CONFIG_TEGRA_CLOCK_SCALING
	err = board_emc_init();
	if (err)
		debug("Memory controller init failed: %d\n", err);
#  endif
# endif /* CONFIG_TEGRA_PMU */
#endif /* CONFIG_SYS_I2C_TEGRA */

#ifdef CONFIG_USB_EHCI_TEGRA
	pin_mux_usb();
#endif

#if defined(CONFIG_DM_VIDEO)
	board_id = tegra_board_id();
	err = tegra_lcd_pmic_init(board_id);
	if (err) {
		debug("Failed to set up LCD PMIC\n");
		return err;
	}
#endif

#ifdef CONFIG_TEGRA_NAND
	pin_mux_nand();
#endif

	tegra_xusb_padctl_init();

#ifdef CONFIG_TEGRA_LP0
	/* save Sdram params to PMC 2, 4, and 24 for WB0 */
	warmboot_save_sdram_params();

	/* prepare the WB code to LP0 location */
	warmboot_prepare_code(TEGRA_LP0_ADDR, TEGRA_LP0_SIZE);
#endif
	return nvidia_board_init();
}
Пример #2
0
/*
 * Routine: board_init
 * Description: Early hardware init.
 */
int board_init(void)
{
	__maybe_unused int err;
	__maybe_unused int board_id;

	/* Do clocks and UART first so that printf() works */
	clock_init();
	clock_verify();

	tegra_gpu_config();

#ifdef CONFIG_TEGRA_SPI
	pin_mux_spi();
#endif

#ifdef CONFIG_PWM_TEGRA
	if (pwm_init(gd->fdt_blob))
		debug("%s: Failed to init pwm\n", __func__);
#endif
#ifdef CONFIG_LCD
	pin_mux_display();
	tegra_lcd_check_next_stage(gd->fdt_blob, 0);
#endif
	/* boot param addr */
	gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);

	power_det_init();

#ifdef CONFIG_SYS_I2C_TEGRA
# ifdef CONFIG_TEGRA_PMU
	if (pmu_set_nominal())
		debug("Failed to select nominal voltages\n");
#  ifdef CONFIG_TEGRA_CLOCK_SCALING
	err = board_emc_init();
	if (err)
		debug("Memory controller init failed: %d\n", err);
#  endif
# endif /* CONFIG_TEGRA_PMU */
#ifdef CONFIG_AS3722_POWER
	err = as3722_init(NULL);
	if (err && err != -ENODEV)
		return err;
#endif
#endif /* CONFIG_SYS_I2C_TEGRA */

#ifdef CONFIG_USB_EHCI_TEGRA
	pin_mux_usb();
#endif

#ifdef CONFIG_LCD
	board_id = tegra_board_id();
	err = tegra_lcd_pmic_init(board_id);
	if (err)
		return err;
	tegra_lcd_check_next_stage(gd->fdt_blob, 0);
#endif

#ifdef CONFIG_TEGRA_NAND
	pin_mux_nand();
#endif

	tegra_xusb_padctl_init(gd->fdt_blob);

#ifdef CONFIG_TEGRA_LP0
	/* save Sdram params to PMC 2, 4, and 24 for WB0 */
	warmboot_save_sdram_params();

	/* prepare the WB code to LP0 location */
	warmboot_prepare_code(TEGRA_LP0_ADDR, TEGRA_LP0_SIZE);
#endif
	return nvidia_board_init();
}