mirror of
https://github.com/AsahiLinux/u-boot
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87d1cac49d
Add initial support for sama5d29_curiosity board. Hardware: SoC: SAMA5D29 500 MHz DRAM: LPDDR2 512 MiB PMIC: MCP16502 Debug: UART0 Flash: QSPI NOR 8 MiB RGB LCD connector Mikrobus connectors x 2 SD-Card connectors x 2 USB 2.0 x 2 Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
86 lines
1.6 KiB
C
86 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2023 Microchip Technology Inc. and its subsidiaries
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*
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* Author: Mihai Sain <mihai.sain@microchip.com>
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*
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*/
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#include <common.h>
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#include <debug_uart.h>
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#include <init.h>
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#include <asm/global_data.h>
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#include <asm/io.h>
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#include <asm/arch/at91_common.h>
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#include <asm/arch/atmel_pio4.h>
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#include <asm/arch/atmel_sdhci.h>
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#include <asm/arch/clk.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/sama5d2.h>
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extern void at91_pda_detect(void);
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DECLARE_GLOBAL_DATA_PTR;
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static void rgb_leds_init(void)
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{
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atmel_pio4_set_pio_output(AT91_PIO_PORTA, 7, 0); /* LED RED */
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atmel_pio4_set_pio_output(AT91_PIO_PORTA, 8, 0); /* LED GREEN */
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atmel_pio4_set_pio_output(AT91_PIO_PORTA, 9, 1); /* LED BLUE */
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}
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static void board_usb_hw_init(void)
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{
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atmel_pio4_set_pio_output(AT91_PIO_PORTA, 6, 1);
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}
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int board_late_init(void)
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{
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at91_video_show_board_info();
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at91_pda_detect();
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return 0;
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}
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static void board_uart0_hw_init(void)
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{
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atmel_pio4_set_c_periph(AT91_PIO_PORTB, 26, ATMEL_PIO_PUEN_MASK); /* URXD0 */
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atmel_pio4_set_c_periph(AT91_PIO_PORTB, 27, 0); /* UTXD0 */
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at91_periph_clk_enable(ATMEL_ID_UART0);
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}
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void board_debug_uart_init(void)
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{
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board_uart0_hw_init();
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}
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int board_early_init_f(void)
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{
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debug_uart_init();
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return 0;
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}
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int board_init(void)
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{
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/* address of boot parameters */
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gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100;
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rgb_leds_init();
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board_usb_hw_init();
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return 0;
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}
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int dram_init_banksize(void)
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{
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return fdtdec_setup_memory_banksize();
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}
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int dram_init(void)
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{
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return fdtdec_setup_mem_size_base();
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}
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