diff options
Diffstat (limited to 'board/atmel/at91sam9x5ek')
-rw-r--r-- | board/atmel/at91sam9x5ek/Makefile | 52 | ||||
-rw-r--r-- | board/atmel/at91sam9x5ek/at91sam9x5ek.c | 295 | ||||
-rw-r--r-- | board/atmel/at91sam9x5ek/config.mk | 1 |
3 files changed, 348 insertions, 0 deletions
diff --git a/board/atmel/at91sam9x5ek/Makefile b/board/atmel/at91sam9x5ek/Makefile new file mode 100644 index 0000000..458d9a0 --- /dev/null +++ b/board/atmel/at91sam9x5ek/Makefile @@ -0,0 +1,52 @@ +# +# (C) Copyright 2003-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2008 +# Stelian Pop <stelian@popies.net> +# Lead Tech Design <www.leadtechdesign.com> +# +# (C) Copyright 2012 +# Bo Shen <voice.shen@atmel.com> +# Atmel corporation <www.atmel.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS-y += at91sam9x5ek.o + +SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/atmel/at91sam9x5ek/at91sam9x5ek.c b/board/atmel/at91sam9x5ek/at91sam9x5ek.c new file mode 100644 index 0000000..ae408bc --- /dev/null +++ b/board/atmel/at91sam9x5ek/at91sam9x5ek.c @@ -0,0 +1,295 @@ +/* + * Copyright (C) 2012 Atmel Corporation + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/at91sam9x5_matrix.h> +#include <asm/arch/at91sam9_smc.h> +#include <asm/arch/at91_common.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/at91_rstc.h> +#include <asm/arch/gpio.h> +#include <asm/arch/clk.h> +#include <lcd.h> +#include <atmel_hlcdc.h> +#ifdef CONFIG_MACB +#include <net.h> +#endif +#include <netdev.h> +#ifdef CONFIG_LCD_INFO +#include <nand.h> +#include <version.h> +#endif +#ifdef CONFIG_ATMEL_SPI +#include <spi.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ +#ifdef CONFIG_CMD_NAND +static void at91sam9x5ek_nand_hw_init(void) +{ + struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; + struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + unsigned long csa; + + /* Enable CS3 */ + csa = readl(&matrix->ebicsa); + csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA; + /* NAND flash on D16 */ + csa |= AT91_MATRIX_NFD0_ON_D16; + writel(csa, &matrix->ebicsa); + + /* Configure SMC CS3 for NAND/SmartMedia */ + writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | + AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), + &smc->cs[3].setup); + writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) | + AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(6), + &smc->cs[3].pulse); + writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(6), + &smc->cs[3].cycle); + writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | + AT91_SMC_MODE_EXNW_DISABLE | +#ifdef CONFIG_SYS_NAND_DBW_16 + AT91_SMC_MODE_DBW_16 | +#else /* CONFIG_SYS_NAND_DBW_8 */ + AT91_SMC_MODE_DBW_8 | +#endif + AT91_SMC_MODE_TDF_CYCLE(1), + &smc->cs[3].mode); + + writel(1 << ATMEL_ID_PIOCD, &pmc->pcer); + + /* Configure RDY/BSY */ + at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); + /* Enable NandFlash */ + at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); + + at91_set_a_periph(AT91_PIO_PORTD, 0, 1); /* NAND OE */ + at91_set_a_periph(AT91_PIO_PORTD, 1, 1); /* NAND WE */ + at91_set_a_periph(AT91_PIO_PORTD, 2, 1); /* NAND ALE */ + at91_set_a_periph(AT91_PIO_PORTD, 3, 1); /* NAND CLE */ + at91_set_a_periph(AT91_PIO_PORTD, 6, 1); + at91_set_a_periph(AT91_PIO_PORTD, 7, 1); + at91_set_a_periph(AT91_PIO_PORTD, 8, 1); + at91_set_a_periph(AT91_PIO_PORTD, 9, 1); + at91_set_a_periph(AT91_PIO_PORTD, 10, 1); + at91_set_a_periph(AT91_PIO_PORTD, 11, 1); + at91_set_a_periph(AT91_PIO_PORTD, 12, 1); + at91_set_a_periph(AT91_PIO_PORTD, 13, 1); +} +#endif + +int board_eth_init(bd_t *bis) +{ + int rc = 0; + +#ifdef CONFIG_MACB + if (has_emac0()) + rc = macb_eth_initialize(0, + (void *)ATMEL_BASE_EMAC0, 0x00); + if (has_emac1()) + rc = macb_eth_initialize(1, + (void *)ATMEL_BASE_EMAC1, 0x00); +#endif + return rc; +} + +#ifdef CONFIG_LCD +vidinfo_t panel_info = { + .vl_col = 800, + .vl_row = 480, + .vl_clk = 24000000, + .vl_sync = LCDC_LCDCFG5_HSPOL | LCDC_LCDCFG5_VSPOL, + .vl_bpix = LCD_BPP, + .vl_tft = 1, + .vl_clk_pol = 1, + .vl_hsync_len = 128, + .vl_left_margin = 64, + .vl_right_margin = 64, + .vl_vsync_len = 2, + .vl_upper_margin = 22, + .vl_lower_margin = 21, + .mmio = ATMEL_BASE_LCDC, +}; + +void lcd_enable(void) +{ + if (has_lcdc()) + at91_set_a_periph(AT91_PIO_PORTC, 29, 1); /* power up */ +} + +void lcd_disable(void) +{ + if (has_lcdc()) + at91_set_a_periph(AT91_PIO_PORTC, 29, 0); /* power down */ +} + +static void at91sam9x5ek_lcd_hw_init(void) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + if (has_lcdc()) { + at91_set_a_periph(AT91_PIO_PORTC, 26, 0); /* LCDPWM */ + at91_set_a_periph(AT91_PIO_PORTC, 27, 0); /* LCDVSYNC */ + at91_set_a_periph(AT91_PIO_PORTC, 28, 0); /* LCDHSYNC */ + at91_set_a_periph(AT91_PIO_PORTC, 24, 0); /* LCDDISP */ + at91_set_a_periph(AT91_PIO_PORTC, 29, 0); /* LCDDEN */ + at91_set_a_periph(AT91_PIO_PORTC, 30, 0); /* LCDPCK */ + + at91_set_a_periph(AT91_PIO_PORTC, 0, 0); /* LCDD0 */ + at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* LCDD1 */ + at91_set_a_periph(AT91_PIO_PORTC, 2, 0); /* LCDD2 */ + at91_set_a_periph(AT91_PIO_PORTC, 3, 0); /* LCDD3 */ + at91_set_a_periph(AT91_PIO_PORTC, 4, 0); /* LCDD4 */ + at91_set_a_periph(AT91_PIO_PORTC, 5, 0); /* LCDD5 */ + at91_set_a_periph(AT91_PIO_PORTC, 6, 0); /* LCDD6 */ + at91_set_a_periph(AT91_PIO_PORTC, 7, 0); /* LCDD7 */ + at91_set_a_periph(AT91_PIO_PORTC, 8, 0); /* LCDD8 */ + at91_set_a_periph(AT91_PIO_PORTC, 9, 0); /* LCDD9 */ + at91_set_a_periph(AT91_PIO_PORTC, 10, 0); /* LCDD10 */ + at91_set_a_periph(AT91_PIO_PORTC, 11, 0); /* LCDD11 */ + at91_set_a_periph(AT91_PIO_PORTC, 12, 0); /* LCDD12 */ + at91_set_a_periph(AT91_PIO_PORTC, 13, 0); /* LCDD13 */ + at91_set_a_periph(AT91_PIO_PORTC, 14, 0); /* LCDD14 */ + at91_set_a_periph(AT91_PIO_PORTC, 15, 0); /* LCDD15 */ + at91_set_a_periph(AT91_PIO_PORTC, 16, 0); /* LCDD16 */ + at91_set_a_periph(AT91_PIO_PORTC, 17, 0); /* LCDD17 */ + at91_set_a_periph(AT91_PIO_PORTC, 18, 0); /* LCDD18 */ + at91_set_a_periph(AT91_PIO_PORTC, 19, 0); /* LCDD19 */ + at91_set_a_periph(AT91_PIO_PORTC, 20, 0); /* LCDD20 */ + at91_set_a_periph(AT91_PIO_PORTC, 21, 0); /* LCDD21 */ + at91_set_a_periph(AT91_PIO_PORTC, 22, 0); /* LCDD22 */ + at91_set_a_periph(AT91_PIO_PORTC, 23, 0); /* LCDD23 */ + + writel(1 << ATMEL_ID_LCDC, &pmc->pcer); + } +} + +#ifdef CONFIG_LCD_INFO +void lcd_show_board_info(void) +{ + ulong dram_size, nand_size; + int i; + char temp[32]; + + if (has_lcdc()) { + lcd_printf("%s\n", U_BOOT_VERSION); + lcd_printf("(C) 2012 ATMEL Corp\n"); + lcd_printf("at91support@atmel.com\n"); + lcd_printf("%s CPU at %s MHz\n", + get_cpu_name(), + strmhz(temp, get_cpu_clk_rate())); + + dram_size = 0; + for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) + dram_size += gd->bd->bi_dram[i].size; + nand_size = 0; + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) + nand_size += nand_info[i].size; + lcd_printf(" %ld MB SDRAM, %ld MB NAND\n", + dram_size >> 20, + nand_size >> 20); + } +} +#endif /* CONFIG_LCD_INFO */ +#endif /* CONFIG_LCD */ + +/* SPI chip select control */ +#ifdef CONFIG_ATMEL_SPI +int spi_cs_is_valid(unsigned int bus, unsigned int cs) +{ + return bus == 0 && cs < 2; +} + +void spi_cs_activate(struct spi_slave *slave) +{ + switch (slave->cs) { + case 1: + at91_set_pio_output(AT91_PIO_PORTA, 7, 0); + break; + case 0: + default: + at91_set_pio_output(AT91_PIO_PORTA, 14, 0); + break; + } +} + +void spi_cs_deactivate(struct spi_slave *slave) +{ + switch (slave->cs) { + case 1: + at91_set_pio_output(AT91_PIO_PORTA, 7, 1); + break; + case 0: + default: + at91_set_pio_output(AT91_PIO_PORTA, 14, 1); + break; + } +} +#endif /* CONFIG_ATMEL_SPI */ + +int board_early_init_f(void) +{ + at91_seriald_hw_init(); + return 0; +} + +int board_init(void) +{ + /* arch number of AT91SAM9X5EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9X5EK; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + +#ifdef CONFIG_CMD_NAND + at91sam9x5ek_nand_hw_init(); +#endif + +#ifdef CONFIG_ATMEL_SPI + at91_spi0_hw_init(1 << 0); + at91_spi0_hw_init(1 << 4); +#endif + +#ifdef CONFIG_MACB + at91_macb_hw_init(); +#endif + +#ifdef CONFIG_LCD + at91sam9x5ek_lcd_hw_init(); +#endif + return 0; +} + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *) CONFIG_SYS_SDRAM_BASE, + CONFIG_SYS_SDRAM_SIZE); + return 0; +} diff --git a/board/atmel/at91sam9x5ek/config.mk b/board/atmel/at91sam9x5ek/config.mk new file mode 100644 index 0000000..6589a12 --- /dev/null +++ b/board/atmel/at91sam9x5ek/config.mk @@ -0,0 +1 @@ +CONFIG_SYS_TEXT_BASE = 0x26f00000 |