upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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229 lines
5.6 KiB
229 lines
5.6 KiB
/*
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* (C) Copyright 2007-2008
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* Stelian Pop <stelian@popies.net>
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* Lead Tech Design <www.leadtechdesign.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <debug_uart.h>
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#include <linux/sizes.h>
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#include <asm/arch/at91sam9263.h>
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#include <asm/arch/at91sam9_smc.h>
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#include <asm/arch/at91_common.h>
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#include <asm/arch/at91_matrix.h>
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#include <asm/arch/at91_pio.h>
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#include <asm/arch/clk.h>
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#include <asm/io.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/hardware.h>
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#include <lcd.h>
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#include <atmel_lcdc.h>
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#include <asm/mach-types.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* ------------------------------------------------------------------------- */
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/*
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* Miscelaneous platform dependent initialisations
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*/
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#ifdef CONFIG_CMD_NAND
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static void at91sam9263ek_nand_hw_init(void)
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{
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unsigned long csa;
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at91_smc_t *smc = (at91_smc_t *) ATMEL_BASE_SMC0;
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at91_matrix_t *matrix = (at91_matrix_t *) ATMEL_BASE_MATRIX;
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/* Enable CS3 */
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csa = readl(&matrix->csa[0]) | AT91_MATRIX_CSA_EBI_CS3A;
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writel(csa, &matrix->csa[0]);
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/* Enable CS3 */
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/* Configure SMC CS3 for NAND/SmartMedia */
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writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
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AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
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&smc->cs[3].setup);
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writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) |
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AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3),
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&smc->cs[3].pulse);
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writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
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&smc->cs[3].cycle);
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writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
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AT91_SMC_MODE_EXNW_DISABLE |
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#ifdef CONFIG_SYS_NAND_DBW_16
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AT91_SMC_MODE_DBW_16 |
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#else /* CONFIG_SYS_NAND_DBW_8 */
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AT91_SMC_MODE_DBW_8 |
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#endif
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AT91_SMC_MODE_TDF_CYCLE(2),
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&smc->cs[3].mode);
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at91_periph_clk_enable(ATMEL_ID_PIOA);
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at91_periph_clk_enable(ATMEL_ID_PIOCDE);
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/* Configure RDY/BSY */
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at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
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/* Enable NandFlash */
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at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
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}
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#endif
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#ifdef CONFIG_LCD
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vidinfo_t panel_info = {
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.vl_col = 240,
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.vl_row = 320,
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.vl_clk = 4965000,
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.vl_sync = ATMEL_LCDC_INVLINE_INVERTED |
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ATMEL_LCDC_INVFRAME_INVERTED,
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.vl_bpix = 3,
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.vl_tft = 1,
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.vl_hsync_len = 5,
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.vl_left_margin = 1,
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.vl_right_margin = 33,
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.vl_vsync_len = 1,
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.vl_upper_margin = 1,
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.vl_lower_margin = 0,
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.mmio = ATMEL_BASE_LCDC,
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};
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void lcd_enable(void)
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{
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at91_set_pio_value(AT91_PIO_PORTA, 30, 1); /* power up */
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}
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void lcd_disable(void)
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{
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at91_set_pio_value(AT91_PIO_PORTA, 30, 0); /* power down */
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}
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static void at91sam9263ek_lcd_hw_init(void)
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{
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at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* LCDHSYNC */
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at91_set_a_periph(AT91_PIO_PORTC, 2, 0); /* LCDDOTCK */
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at91_set_a_periph(AT91_PIO_PORTC, 3, 0); /* LCDDEN */
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at91_set_b_periph(AT91_PIO_PORTB, 9, 0); /* LCDCC */
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at91_set_a_periph(AT91_PIO_PORTC, 6, 0); /* LCDD2 */
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at91_set_a_periph(AT91_PIO_PORTC, 7, 0); /* LCDD3 */
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at91_set_a_periph(AT91_PIO_PORTC, 8, 0); /* LCDD4 */
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at91_set_a_periph(AT91_PIO_PORTC, 9, 0); /* LCDD5 */
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at91_set_a_periph(AT91_PIO_PORTC, 10, 0); /* LCDD6 */
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at91_set_a_periph(AT91_PIO_PORTC, 11, 0); /* LCDD7 */
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at91_set_a_periph(AT91_PIO_PORTC, 14, 0); /* LCDD10 */
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at91_set_a_periph(AT91_PIO_PORTC, 15, 0); /* LCDD11 */
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at91_set_a_periph(AT91_PIO_PORTC, 16, 0); /* LCDD12 */
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at91_set_b_periph(AT91_PIO_PORTC, 12, 0); /* LCDD13 */
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at91_set_a_periph(AT91_PIO_PORTC, 18, 0); /* LCDD14 */
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at91_set_a_periph(AT91_PIO_PORTC, 19, 0); /* LCDD15 */
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at91_set_a_periph(AT91_PIO_PORTC, 22, 0); /* LCDD18 */
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at91_set_a_periph(AT91_PIO_PORTC, 23, 0); /* LCDD19 */
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at91_set_a_periph(AT91_PIO_PORTC, 24, 0); /* LCDD20 */
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at91_set_b_periph(AT91_PIO_PORTC, 17, 0); /* LCDD21 */
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at91_set_a_periph(AT91_PIO_PORTC, 26, 0); /* LCDD22 */
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at91_set_a_periph(AT91_PIO_PORTC, 27, 0); /* LCDD23 */
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at91_periph_clk_enable(ATMEL_ID_LCDC);
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gd->fb_base = ATMEL_BASE_SRAM0;
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}
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#ifdef CONFIG_LCD_INFO
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#include <nand.h>
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#include <version.h>
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#ifdef CONFIG_MTD_NOR_FLASH
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extern flash_info_t flash_info[];
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#endif
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void lcd_show_board_info(void)
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{
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ulong dram_size, nand_size;
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#ifdef CONFIG_MTD_NOR_FLASH
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ulong flash_size;
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#endif
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int i;
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char temp[32];
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lcd_printf ("%s\n", U_BOOT_VERSION);
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lcd_printf ("(C) 2008 ATMEL Corp\n");
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lcd_printf ("at91support@atmel.com\n");
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lcd_printf ("%s CPU at %s MHz\n",
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ATMEL_CPU_NAME,
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strmhz(temp, get_cpu_clk_rate()));
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dram_size = 0;
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for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
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dram_size += gd->bd->bi_dram[i].size;
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nand_size = 0;
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for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
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nand_size += get_nand_dev_by_index(i)->size;
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#ifdef CONFIG_MTD_NOR_FLASH
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flash_size = 0;
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for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++)
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flash_size += flash_info[i].size;
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#endif
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lcd_printf (" %ld MB SDRAM, %ld MB NAND",
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dram_size >> 20,
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nand_size >> 20 );
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#ifdef CONFIG_MTD_NOR_FLASH
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lcd_printf (",\n %ld MB NOR",
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flash_size >> 20);
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#endif
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lcd_puts ("\n");
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}
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#endif /* CONFIG_LCD_INFO */
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#endif
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#ifdef CONFIG_DEBUG_UART_BOARD_INIT
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void board_debug_uart_init(void)
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{
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at91_seriald_hw_init();
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}
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#endif
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#ifdef CONFIG_BOARD_EARLY_INIT_F
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int board_early_init_f(void)
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{
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#ifdef CONFIG_DEBUG_UART
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debug_uart_init();
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#endif
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return 0;
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}
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#endif
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int board_init(void)
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{
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/* arch number of AT91SAM9263EK-Board */
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gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9263EK;
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/* adress of boot parameters */
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gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
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#ifdef CONFIG_CMD_NAND
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at91sam9263ek_nand_hw_init();
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#endif
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#ifdef CONFIG_USB_OHCI_NEW
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at91_uhp_hw_init();
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#endif
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#ifdef CONFIG_LCD
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at91sam9263ek_lcd_hw_init();
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#endif
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return 0;
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}
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int dram_init(void)
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{
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gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
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CONFIG_SYS_SDRAM_SIZE);
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return 0;
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}
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#ifdef CONFIG_RESET_PHY_R
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void reset_phy(void)
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{
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}
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#endif
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