diff options
Diffstat (limited to 'u-boot/board/ronetix/pm9261/pm9261.c')
| -rw-r--r-- | u-boot/board/ronetix/pm9261/pm9261.c | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/u-boot/board/ronetix/pm9261/pm9261.c b/u-boot/board/ronetix/pm9261/pm9261.c new file mode 100644 index 0000000..e0f44dd --- /dev/null +++ b/u-boot/board/ronetix/pm9261/pm9261.c @@ -0,0 +1,324 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian.pop@leadtechdesign.com> + * Lead Tech Design <www.leadtechdesign.com> + * Copyright (C) 2008 Ronetix Ilko Iliev (www.ronetix.at) + * Copyright (C) 2009 Jean-Christopher PLAGNIOL-VILLARD <plagnioj@jcrosoft.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/sizes.h> +#include <asm/arch/at91sam9261.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/at91_matrix.h> +#include <asm/arch/at91_pio.h> +#include <asm/arch/clk.h> +#include <asm/arch/at91_pio.h> +#include <asm/arch/io.h> +#include <asm/arch/hardware.h> +#include <lcd.h> +#include <atmel_lcdc.h> +#include <dataflash.h> +#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000) +#include <net.h> +#endif +#include <netdev.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +#ifdef CONFIG_CMD_NAND +static void pm9261_nand_hw_init(void) +{ + unsigned long csa; + at91_smc_t *smc = (at91_smc_t *) AT91_SMC_BASE; + at91_matrix_t *matrix = (at91_matrix_t *) AT91_MATRIX_BASE; + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + /* Enable CS3 */ + csa = readl(&matrix->csa) | AT91_MATRIX_CSA_EBI_CS3A; + writel(csa, &matrix->csa); + + /* 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(3) | + AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3), + &smc->cs[3].pulse); + + writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5), + &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(2), + &smc->cs[3].mode); + + writel(1 << AT91SAM9261_ID_PIOA | + 1 << AT91SAM9261_ID_PIOC, + &pmc->pcer); + + /* Configure RDY/BSY */ + at91_set_pio_input(CONFIG_SYS_NAND_READY_PIN, 1); + + /* Enable NandFlash */ + at91_set_pio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); + + at91_set_a_periph(AT91_PIO_PORTC, 0, 0); /* NANDOE */ + at91_set_a_periph(AT91_PIO_PORTC, 1, 0); /* NANDWE */ +} +#endif + + +#ifdef CONFIG_DRIVER_DM9000 +static void pm9261_dm9000_hw_init(void) +{ + at91_smc_t *smc = (at91_smc_t *) AT91_SMC_BASE; + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + /* Configure SMC CS2 for DM9000 */ + writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) | + AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0), + &smc->cs[2].setup); + + writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(8) | + AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(8), + &smc->cs[2].pulse); + + writel(AT91_SMC_CYCLE_NWE(16) | AT91_SMC_CYCLE_NRD(16), + &smc->cs[2].cycle); + + writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | + AT91_SMC_MODE_EXNW_DISABLE | + AT91_SMC_MODE_BAT | AT91_SMC_MODE_DBW_16 | + AT91_SMC_MODE_TDF_CYCLE(1), + &smc->cs[2].mode); + + /* Configure Interrupt pin as input, no pull-up */ + writel(1 << AT91SAM9261_ID_PIOA, &pmc->pcer); + at91_set_pio_input(AT91_PIO_PORTA, 24, 0); +} +#endif + +#ifdef CONFIG_LCD +vidinfo_t panel_info = { + vl_col: 240, + vl_row: 320, + vl_clk: 4965000, + vl_sync: ATMEL_LCDC_INVLINE_INVERTED | + ATMEL_LCDC_INVFRAME_INVERTED, + vl_bpix: 3, + vl_tft: 1, + vl_hsync_len: 5, + vl_left_margin: 1, + vl_right_margin:33, + vl_vsync_len: 1, + vl_upper_margin:1, + vl_lower_margin:0, + mmio: AT91SAM9261_LCDC_BASE, +}; + +void lcd_enable(void) +{ + at91_set_pio_value(AT91_PIO_PORTA, 22, 0); /* power up */ +} + +void lcd_disable(void) +{ + at91_set_pio_value(AT91_PIO_PORTA, 22, 1); /* power down */ +} + +static void pm9261_lcd_hw_init(void) +{ + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + at91_set_a_periph(AT91_PIO_PORTB, 1, 0); /* LCDHSYNC */ + at91_set_a_periph(AT91_PIO_PORTB, 2, 0); /* LCDDOTCK */ + at91_set_a_periph(AT91_PIO_PORTB, 3, 0); /* LCDDEN */ + at91_set_a_periph(AT91_PIO_PORTB, 4, 0); /* LCDCC */ + at91_set_a_periph(AT91_PIO_PORTB, 7, 0); /* LCDD2 */ + at91_set_a_periph(AT91_PIO_PORTB, 8, 0); /* LCDD3 */ + at91_set_a_periph(AT91_PIO_PORTB, 9, 0); /* LCDD4 */ + at91_set_a_periph(AT91_PIO_PORTB, 10, 0); /* LCDD5 */ + at91_set_a_periph(AT91_PIO_PORTB, 11, 0); /* LCDD6 */ + at91_set_a_periph(AT91_PIO_PORTB, 12, 0); /* LCDD7 */ + at91_set_a_periph(AT91_PIO_PORTB, 15, 0); /* LCDD10 */ + at91_set_a_periph(AT91_PIO_PORTB, 16, 0); /* LCDD11 */ + at91_set_a_periph(AT91_PIO_PORTB, 17, 0); /* LCDD12 */ + at91_set_a_periph(AT91_PIO_PORTB, 18, 0); /* LCDD13 */ + at91_set_a_periph(AT91_PIO_PORTB, 19, 0); /* LCDD14 */ + at91_set_a_periph(AT91_PIO_PORTB, 20, 0); /* LCDD15 */ + at91_set_b_periph(AT91_PIO_PORTB, 23, 0); /* LCDD18 */ + at91_set_b_periph(AT91_PIO_PORTB, 24, 0); /* LCDD19 */ + at91_set_b_periph(AT91_PIO_PORTB, 25, 0); /* LCDD20 */ + at91_set_b_periph(AT91_PIO_PORTB, 26, 0); /* LCDD21 */ + at91_set_b_periph(AT91_PIO_PORTB, 27, 0); /* LCDD22 */ + at91_set_b_periph(AT91_PIO_PORTB, 28, 0); /* LCDD23 */ + + writel(1 << 17, &pmc->scer); /* LCD controller Clock, AT91SAM9261 only */ + + gd->fb_base = AT91SAM9261_SRAM_BASE; +} + +#ifdef CONFIG_LCD_INFO +#include <nand.h> +#include <version.h> + +extern flash_info_t flash_info[]; + +void lcd_show_board_info(void) +{ + ulong dram_size, nand_size, flash_size, dataflash_size; + int i; + char temp[32]; + + lcd_printf ("%s\n", U_BOOT_VERSION); + lcd_printf ("(C) 2009 Ronetix GmbH\n"); + lcd_printf ("support@ronetix.at\n"); + lcd_printf ("%s CPU at %s MHz", + CONFIG_SYS_AT91_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; + + flash_size = 0; + for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) + flash_size += flash_info[i].size; + + dataflash_size = 0; + for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) + dataflash_size += (unsigned int) dataflash_info[i].Device.pages_number * + dataflash_info[i].Device.pages_size; + + lcd_printf ("%ld MB SDRAM, %ld MB NAND\n%ld MB NOR Flash\n" + "%ld MB DataFlash\n", + dram_size >> 20, + nand_size >> 20, + flash_size >> 20, + dataflash_size >> 20); +} +#endif /* CONFIG_LCD_INFO */ + +#endif /* CONFIG_LCD */ + +int board_init(void) +{ + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + /* Enable Ctrlc */ + console_init_f(); + + writel(1 << AT91SAM9261_ID_PIOA | + 1 << AT91SAM9261_ID_PIOC, + &pmc->pcer); + + /* arch number of PM9261-Board */ + gd->bd->bi_arch_number = MACH_TYPE_PM9261; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + at91_serial_hw_init(); +#ifdef CONFIG_CMD_NAND + pm9261_nand_hw_init(); +#endif +#ifdef CONFIG_HAS_DATAFLASH + at91_spi0_hw_init(1 << 0); +#endif +#ifdef CONFIG_DRIVER_DM9000 + pm9261_dm9000_hw_init(); +#endif +#ifdef CONFIG_LCD + pm9261_lcd_hw_init(); +#endif + return 0; +} + +#ifdef CONFIG_DRIVER_DM9000 +int board_eth_init(bd_t *bis) +{ + return dm9000_initialize(bis); +} +#endif + +int dram_init(void) +{ + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size((volatile void *)PHYS_SDRAM, + PHYS_SDRAM_SIZE); + return 0; +} + +void dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM; + gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; +} + +#ifdef CONFIG_RESET_PHY_R +void reset_phy(void) +{ +#ifdef CONFIG_DRIVER_DM9000 + /* + * Initialize ethernet HW addr prior to starting Linux, + * needed for nfsroot + */ + eth_init(gd->bd); +#endif +} +#endif + +#ifdef CONFIG_DISPLAY_BOARDINFO +int checkboard (void) +{ + char buf[32]; + + printf ("Board : Ronetix PM9261\n"); + printf ("Crystal frequency: %8s MHz\n", + strmhz(buf, get_main_clk_rate())); + printf ("CPU clock : %8s MHz\n", + strmhz(buf, get_cpu_clk_rate())); + printf ("Master clock : %8s MHz\n", + strmhz(buf, get_mck_clk_rate())); + + return 0; +} +#endif |