diff options
Diffstat (limited to 'board/atmel')
-rw-r--r-- | board/atmel/at91sama5ek/Makefile | 49 | ||||
-rw-r--r-- | board/atmel/at91sama5ek/at91sama5ek.c | 323 | ||||
-rw-r--r-- | board/atmel/at91sama5ek/config.mk | 1 |
3 files changed, 373 insertions, 0 deletions
diff --git a/board/atmel/at91sama5ek/Makefile b/board/atmel/at91sama5ek/Makefile new file mode 100644 index 00000000000..c9b6185eef9 --- /dev/null +++ b/board/atmel/at91sama5ek/Makefile @@ -0,0 +1,49 @@ +# +# (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> +# +# 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 += at91sama5ek.o +COBJS-$(CONFIG_AT91_LED) += led.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/at91sama5ek/at91sama5ek.c b/board/atmel/at91sama5ek/at91sama5ek.c new file mode 100644 index 00000000000..c35a7cd6d55 --- /dev/null +++ b/board/atmel/at91sama5ek/at91sama5ek.c @@ -0,0 +1,323 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian@popies.net> + * Lead Tech Design <www.leadtechdesign.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 <common.h> +#include <asm/io.h> +#include <asm/arch/at91sama5_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_lcdc.h> +#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) +#include <net.h> +#endif +#include <netdev.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +#ifdef CONFIG_CMD_NAND +void at91sama5ek_nand_hw_init(void) +{ + struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + writel(1 << ATMEL_ID_SMC, &pmc->pcer); + + /* Configure SMC CS3 for NAND/SmartMedia */ + writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(1) | + AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(1), + &smc->cs[3].setup); + writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) | + AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(5), + &smc->cs[3].pulse); + writel(AT91_SMC_CYCLE_NWE(8) | AT91_SMC_CYCLE_NRD(8), + &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(3), + &smc->cs[3].mode); + + writel(1 << ATMEL_ID_PIOE, &pmc->pcer); +} +#endif + +#ifdef CONFIG_CMD_USB +static void at91sama5ek_usb_hw_init(void) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + writel(1 << ATMEL_ID_PIODE, &pmc->pcer); + + at91_set_gpio_output(AT91_PIN_PD1, 0); + at91_set_gpio_output(AT91_PIN_PD3, 0); +} +#endif + +#ifdef CONFIG_MACB +static void at91sama5ek_macb_hw_init(void) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + /* Enable clock */ + writel(1 << (ATMEL_ID_EMAC-32), &pmc->pcer1); + + /* And the pins. */ + at91_macb_hw_init(); +} +#endif + +#ifdef CONFIG_GMACB +static void at91sama5ek_gmacb_hw_init(void) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + /* Enable clock */ + writel(1 << (ATMEL_ID_GMAC-32), &pmc->pcer1); + writel(1 << ATMEL_ID_PIOB, &pmc->pcer); + + /* And the pins. */ + at91_gmacb_hw_init(); +} +#endif + +#ifdef CONFIG_LCD + +vidinfo_t panel_info = { + vl_col: 480, + vl_row: 272, + vl_clk: 9000000, + vl_sync: ATMEL_LCDC_INVLINE_NORMAL | + ATMEL_LCDC_INVFRAME_NORMAL, + vl_bpix: 3, + vl_tft: 1, + vl_hsync_len: 45, + vl_left_margin: 1, + vl_right_margin:1, + vl_vsync_len: 1, + vl_upper_margin:40, + vl_lower_margin:1, + mmio : ATMEL_BASE_LCDC, +}; + + +void lcd_enable(void) +{ + at91_set_A_periph(AT91_PIN_PE6, 1); /* power up */ +} + +void lcd_disable(void) +{ + at91_set_A_periph(AT91_PIN_PE6, 0); /* power down */ +} + +static void at91sama5ek_lcd_hw_init(void) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + at91_set_A_periph(AT91_PIN_PE0, 0); /* LCDDPWR */ + at91_set_A_periph(AT91_PIN_PE2, 0); /* LCDCC */ + at91_set_A_periph(AT91_PIN_PE3, 0); /* LCDVSYNC */ + at91_set_A_periph(AT91_PIN_PE4, 0); /* LCDHSYNC */ + at91_set_A_periph(AT91_PIN_PE5, 0); /* LCDDOTCK */ + + at91_set_A_periph(AT91_PIN_PE7, 0); /* LCDD0 */ + at91_set_A_periph(AT91_PIN_PE8, 0); /* LCDD1 */ + at91_set_A_periph(AT91_PIN_PE9, 0); /* LCDD2 */ + at91_set_A_periph(AT91_PIN_PE10, 0); /* LCDD3 */ + at91_set_A_periph(AT91_PIN_PE11, 0); /* LCDD4 */ + at91_set_A_periph(AT91_PIN_PE12, 0); /* LCDD5 */ + at91_set_A_periph(AT91_PIN_PE13, 0); /* LCDD6 */ + at91_set_A_periph(AT91_PIN_PE14, 0); /* LCDD7 */ + at91_set_A_periph(AT91_PIN_PE15, 0); /* LCDD8 */ + at91_set_A_periph(AT91_PIN_PE16, 0); /* LCDD9 */ + at91_set_A_periph(AT91_PIN_PE17, 0); /* LCDD10 */ + at91_set_A_periph(AT91_PIN_PE18, 0); /* LCDD11 */ + at91_set_A_periph(AT91_PIN_PE19, 0); /* LCDD12 */ + at91_set_B_periph(AT91_PIN_PE20, 0); /* LCDD13 */ + at91_set_A_periph(AT91_PIN_PE21, 0); /* LCDD14 */ + at91_set_A_periph(AT91_PIN_PE22, 0); /* LCDD15 */ + at91_set_A_periph(AT91_PIN_PE23, 0); /* LCDD16 */ + at91_set_A_periph(AT91_PIN_PE24, 0); /* LCDD17 */ + at91_set_A_periph(AT91_PIN_PE25, 0); /* LCDD18 */ + at91_set_A_periph(AT91_PIN_PE26, 0); /* LCDD19 */ + at91_set_A_periph(AT91_PIN_PE27, 0); /* LCDD20 */ + at91_set_B_periph(AT91_PIN_PE28, 0); /* LCDD21 */ + at91_set_A_periph(AT91_PIN_PE29, 0); /* LCDD22 */ + at91_set_A_periph(AT91_PIN_PE30, 0); /* LCDD23 */ + + writel(1 << ATMEL_ID_LCDC, &pmc->pcer); + + gd->fb_base = CONFIG_AT91SAMA5_LCD_BASE; +} + +#ifdef CONFIG_LCD_INFO +#include <nand.h> +#include <version.h> + +void lcd_show_board_info(void) +{ + ulong dram_size, nand_size; + int i; + char temp[32]; + + lcd_printf ("%s\n", U_BOOT_VERSION); + lcd_printf ("(C) 2008 ATMEL Corp\n"); + lcd_printf ("at91support@atmel.com\n"); + lcd_printf ("%s CPU at %s MHz\n", + ATMEL_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 + +int board_early_init_f(void) +{ +#ifdef CONFIG_USART1 + at91_serial1_hw_init(); +#else + at91_seriald_hw_init(); +#endif + return 0; +} + +int board_init(void) +{ + /* Enable Ctrlc */ + console_init_f(); + + /* arch number of AT91SAMA5EK-Board */ +#if defined CONFIG_AT91SAMA5EK + gd->bd->bi_arch_number = MACH_TYPE_AT91SAMA5EK; +#endif + + /* adress of boot parameters */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + +#ifdef CONFIG_CMD_NAND + at91sama5ek_nand_hw_init(); +#endif +#ifdef CONFIG_CMD_USB + at91sama5ek_usb_hw_init(); +#endif +#ifdef CONFIG_HAS_DATAFLASH + at91_spi0_hw_init(1 << 0); +#endif +#ifdef CONFIG_ATMEL_SPI + at91_spi0_hw_init(1 << 4); +#endif +#ifdef CONFIG_MACB + at91sama5ek_macb_hw_init(); +#endif +#ifdef CONFIG_GMACB + at91sama5ek_gmacb_hw_init(); +#endif +#ifdef CONFIG_LCD + at91sama5ek_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; +} + +#ifdef CONFIG_RESET_PHY_R +void reset_phy(void) +{ +} +#endif + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_MACB + rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00); +#endif +#ifdef CONFIG_GMACB + rc = gmacb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00); +#endif + return rc; +} + +/* SPI chip select control */ +#ifdef CONFIG_ATMEL_SPI +#include <spi.h> + +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_gpio_output(AT91_PIN_PB18, 0); + break; + case 0: + default: + at91_set_gpio_output(AT91_PIN_PB3, 0); + break; + } +} + +void spi_cs_deactivate(struct spi_slave *slave) +{ + switch(slave->cs) { + case 1: + at91_set_gpio_output(AT91_PIN_PB18, 1); + break; + case 0: + default: + at91_set_gpio_output(AT91_PIN_PB3, 1); + break; + } +} +#endif /* CONFIG_ATMEL_SPI */ diff --git a/board/atmel/at91sama5ek/config.mk b/board/atmel/at91sama5ek/config.mk new file mode 100644 index 00000000000..6589a12a93c --- /dev/null +++ b/board/atmel/at91sama5ek/config.mk @@ -0,0 +1 @@ +CONFIG_SYS_TEXT_BASE = 0x26f00000 |