| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2020 Microchip Technology, Inc. |
| * Eugen Hristev <eugen.hristev@microchip.com> |
| */ |
| |
| #include <common.h> |
| #include <debug_uart.h> |
| #include <init.h> |
| #include <asm/io.h> |
| #include <asm/arch/at91_common.h> |
| #include <asm/arch/atmel_pio4.h> |
| #include <asm/arch/clk.h> |
| #include <asm/arch/gpio.h> |
| #include <asm/arch/sama7g5.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| int board_late_init(void) |
| { |
| return 0; |
| } |
| |
| #if (IS_ENABLED(CONFIG_DEBUG_UART_BOARD_INIT)) |
| static void board_uart0_hw_init(void) |
| { |
| /* FLEXCOM3 IO0 */ |
| atmel_pio4_set_f_periph(AT91_PIO_PORTD, 17, ATMEL_PIO_PUEN_MASK); |
| /* FLEXCOM3 IO1 */ |
| atmel_pio4_set_f_periph(AT91_PIO_PORTD, 16, 0); |
| |
| at91_periph_clk_enable(ATMEL_ID_FLEXCOM3); |
| } |
| |
| void board_debug_uart_init(void) |
| { |
| board_uart0_hw_init(); |
| } |
| #endif |
| |
| int board_early_init_f(void) |
| { |
| #if (IS_ENABLED(CONFIG_DEBUG_UART)) |
| debug_uart_init(); |
| #endif |
| return 0; |
| } |
| |
| #define MAC24AA_MAC_OFFSET 0xfa |
| |
| #if (IS_ENABLED(CONFIG_MISC_INIT_R)) |
| int misc_init_r(void) |
| { |
| #if (IS_ENABLED(CONFIG_I2C_EEPROM)) |
| at91_set_ethaddr(MAC24AA_MAC_OFFSET); |
| at91_set_eth1addr(MAC24AA_MAC_OFFSET); |
| #endif |
| return 0; |
| } |
| #endif |
| |
| int board_init(void) |
| { |
| /* address of boot parameters */ |
| gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; |
| |
| return 0; |
| } |
| |
| int dram_init(void) |
| { |
| gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, |
| CONFIG_SYS_SDRAM_SIZE); |
| return 0; |
| } |
| |