projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 81ca8409 OS |
2 | /* |
| 3 | * Freescale MX23EVK board | |
| 4 | * | |
| 5 | * (C) Copyright 2013 O.S. Systems Software LTDA. | |
| 6 | * | |
| 7 | * Author: Otavio Salvador <otavio@ossystems.com.br> | |
| 8 | * | |
| 9 | * Based on m28evk.c: | |
| 10 | * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> | |
| 11 | * on behalf of DENX Software Engineering GmbH | |
| 81ca8409 OS |
12 | */ |
| 13 | ||
| d678a59d | 14 | #include <common.h> |
| 691d719d | 15 | #include <init.h> |
| 401d1c4f | 16 | #include <asm/global_data.h> |
| 81ca8409 OS |
17 | #include <asm/gpio.h> |
| 18 | #include <asm/arch/imx-regs.h> | |
| 19 | #include <asm/arch/clock.h> | |
| 20 | #include <asm/arch/iomux-mx23.h> | |
| 21 | #include <asm/arch/sys_proto.h> | |
| 22 | ||
| 23 | DECLARE_GLOBAL_DATA_PTR; | |
| 24 | ||
| 25 | /* | |
| 26 | * Functions | |
| 27 | */ | |
| 28 | int board_early_init_f(void) | |
| 29 | { | |
| 30 | /* IO0 clock at 480MHz */ | |
| 31 | mxs_set_ioclk(MXC_IOCLK0, 480000); | |
| 32 | ||
| 33 | /* SSP0 clock at 96MHz */ | |
| 34 | mxs_set_sspclk(MXC_SSPCLK0, 96000, 0); | |
| 35 | ||
| eadfc135 FE |
36 | /* Power on LCD */ |
| 37 | gpio_direction_output(MX23_PAD_LCD_RESET__GPIO_1_18, 1); | |
| 38 | ||
| 39 | /* Set contrast to maximum */ | |
| 40 | gpio_direction_output(MX23_PAD_PWM2__GPIO_1_28, 1); | |
| 41 | ||
| 81ca8409 OS |
42 | return 0; |
| 43 | } | |
| 44 | ||
| 45 | int dram_init(void) | |
| 46 | { | |
| 47 | return mxs_dram_init(); | |
| 48 | } | |
| 49 | ||
| 50 | int board_init(void) | |
| 51 | { | |
| 52 | /* Adress of boot parameters */ | |
| 53 | gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; | |
| 54 | ||
| 55 | return 0; | |
| 56 | } |