From f0a2c7b4b64eacd06bb272856bcc056be8719f5a Mon Sep 17 00:00:00 2001 From: Ilko Iliev Date: Thu, 16 Apr 2009 21:30:48 +0200 Subject: at91: add support for the PM9263 board of Ronetix GmbH The PM9263 board is based on the AT91SAM9263-EK board. Here is the page on Ronetix website: http://www.ronetix.at/starter_kit_9263.html Signed-off-by: Ilko Iliev Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- board/ronetix/pm9263/pm9263.c | 413 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 413 insertions(+) create mode 100644 board/ronetix/pm9263/pm9263.c (limited to 'board/ronetix/pm9263/pm9263.c') diff --git a/board/ronetix/pm9263/pm9263.c b/board/ronetix/pm9263/pm9263.c new file mode 100644 index 0000000000..d24ef9a76e --- /dev/null +++ b/board/ronetix/pm9263/pm9263.c @@ -0,0 +1,413 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * Copyright (C) 2008 Ronetix Ilko Iliev (www.ronetix.at) + * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD + * + * 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 +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) +#include +#endif +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +#ifdef CONFIG_CMD_NAND +static void pm9263_nand_hw_init(void) +{ + unsigned long csa; + + /* Enable CS3 */ + csa = at91_sys_read(AT91_MATRIX_EBI0CSA); + at91_sys_write(AT91_MATRIX_EBI0CSA, + csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA); + + /* Configure SMC CS3 for NAND/SmartMedia */ + at91_sys_write(AT91_SMC_SETUP(3), + AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(1) | + AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(1)); + at91_sys_write(AT91_SMC_PULSE(3), + AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) | + AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); + at91_sys_write(AT91_SMC_CYCLE(3), + AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); + at91_sys_write(AT91_SMC_MODE(3), + AT91_SMC_READMODE | AT91_SMC_WRITEMODE | + AT91_SMC_EXNWMODE_DISABLE | +#ifdef CONFIG_SYS_NAND_DBW_16 + AT91_SMC_DBW_16 | +#else /* CONFIG_SYS_NAND_DBW_8 */ + AT91_SMC_DBW_8 | +#endif + AT91_SMC_TDF_(2)); + + /* 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); +} +#endif + +#ifdef CONFIG_MACB +static void pm9263_macb_hw_init(void) +{ + /* + * PB27 enables the 50MHz oscillator for Ethernet PHY + * 1 - enable + * 0 - disable + */ + at91_set_gpio_output(AT91_PIN_PB27, 1); + at91_set_gpio_value(AT91_PIN_PB27, 1); /* 1- enable, 0 - disable */ + + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_EMAC); + + /* + * Disable pull-up on: + * RXDV (PC25) => PHY normal mode (not Test mode) + * ERX0 (PE25) => PHY ADDR0 + * ERX1 (PE26) => PHY ADDR1 => PHYADDR = 0x0 + * + * PHY has internal pull-down + */ + writel(pin_to_mask(AT91_PIN_PC25), + pin_to_controller(AT91_PIN_PC0) + PIO_PUDR); + writel(pin_to_mask(AT91_PIN_PE25) | + pin_to_mask(AT91_PIN_PE26), + pin_to_controller(AT91_PIN_PE0) + PIO_PUDR); + + + /* Re-enable pull-up */ + writel(pin_to_mask(AT91_PIN_PC25), + pin_to_controller(AT91_PIN_PC0) + PIO_PUER); + writel(pin_to_mask(AT91_PIN_PE25) | + pin_to_mask(AT91_PIN_PE26), + pin_to_controller(AT91_PIN_PE0) + PIO_PUER); + + at91_macb_hw_init(); +} +#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: AT91SAM9263_LCDC_BASE, +}; + +void lcd_enable(void) +{ + at91_set_gpio_value(AT91_PIN_PA22, 1); /* power up */ +} + +void lcd_disable(void) +{ + at91_set_gpio_value(AT91_PIN_PA22, 0); /* power down */ +} + +#ifdef CONFIG_LCD_IN_PSRAM + +#define PSRAM_CRE_PIN AT91_PIN_PB29 +#define PSRAM_CTRL_REG (PHYS_PSRAM + PHYS_PSRAM_SIZE - 2) + +/* Initialize the PSRAM memory */ +static int pm9263_lcd_hw_psram_init(void) +{ + volatile uint16_t x; + + /* setup PB29 as output */ + at91_set_gpio_output(PSRAM_CRE_PIN, 1); + + at91_set_gpio_value(PSRAM_CRE_PIN, 0); /* set PSRAM_CRE_PIN to '0' */ + + /* PSRAM: write BCR */ + x = readw(PSRAM_CTRL_REG); + x = readw(PSRAM_CTRL_REG); + writew(1, PSRAM_CTRL_REG); /* 0 - RCR,1 - BCR */ + writew(0x9d4f, PSRAM_CTRL_REG); /* write the BCR */ + + /* write RCR of the PSRAM */ + x = readw(PSRAM_CTRL_REG); + x = readw(PSRAM_CTRL_REG); + writew(0, PSRAM_CTRL_REG); /* 0 - RCR,1 - BCR */ + /* set RCR; 0x10-async mode,0x90-page mode */ + writew(0x90, PSRAM_CTRL_REG); + + /* + * test to see if the PSRAM is MT45W2M16A or MT45W2M16B + * MT45W2M16B - CRE must be 0 + * MT45W2M16A - CRE must be 1 + */ + writew(0x1234, PHYS_PSRAM); + writew(0x5678, PHYS_PSRAM + 2); + + /* test if the chip is MT45W2M16B */ + if ((readw(PHYS_PSRAM) != 0x1234) || (readw(PHYS_PSRAM+2) != 0x5678)) { + /* try with CRE=1 (MT45W2M16A) */ + at91_set_gpio_value(PSRAM_CRE_PIN, 1); /* set PSRAM_CRE_PIN to '1' */ + + /* write RCR of the PSRAM */ + x = readw(PSRAM_CTRL_REG); + x = readw(PSRAM_CTRL_REG); + writew(0, PSRAM_CTRL_REG); /* 0 - RCR,1 - BCR */ + /* set RCR;0x10-async mode,0x90-page mode */ + writew(0x90, PSRAM_CTRL_REG); + + + writew(0x1234, PHYS_PSRAM); + writew(0x5678, PHYS_PSRAM+2); + if ((readw(PHYS_PSRAM) != 0x1234) + || (readw(PHYS_PSRAM + 2) != 0x5678)) + return 1; + + } + + /* Bus matrix */ + at91_sys_write( AT91_MATRIX_PRAS5, AT91_MATRIX_M5PR ); + at91_sys_write( AT91_MATRIX_SCFG5, AT91_MATRIX_ARBT_FIXED_PRIORITY | + (AT91_MATRIX_FIXED_DEFMSTR & (5 << 18)) | + AT91_MATRIX_DEFMSTR_TYPE_FIXED | + (AT91_MATRIX_SLOT_CYCLE & (0x80 << 0))); + + return 0; +} +#endif + +static void pm9263_lcd_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC0, 0); /* LCDVSYNC */ + at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */ + at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */ + at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */ + at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */ + at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */ + at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */ + at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */ + at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */ + at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */ + at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */ + at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */ + at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */ + at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */ + at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */ + at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */ + at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */ + at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */ + at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */ + at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */ + at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */ + at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */ + at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */ + + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_LCDC); + + /* Power Control */ + at91_set_gpio_output(AT91_PIN_PA22, 1); + at91_set_gpio_value(AT91_PIN_PA22, 0); /* power down */ + +#ifdef CONFIG_LCD_IN_PSRAM + /* initialize te PSRAM */ + int stat = pm9263_lcd_hw_psram_init(); + + gd->fb_base = (stat == 0) ? PHYS_PSRAM : AT91SAM9263_SRAM0_BASE; +#else + gd->fb_base = AT91SAM9263_SRAM0_BASE; +#endif + +} + +#ifdef CONFIG_LCD_INFO +#include +#include + +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", + 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" + "4 MB PSRAM, %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) +{ + /* Enable Ctrlc */ + console_init_f(); + + at91_sys_write(AT91_PMC_PCER, + (1 << AT91SAM9263_ID_PIOA) | + (1 << AT91SAM9263_ID_PIOCDE) | + (1 << AT91SAM9263_ID_PIOB)); + + /* arch number of AT91SAM9263EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_PM9263; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + at91_serial_hw_init(); +#ifdef CONFIG_CMD_NAND + pm9263_nand_hw_init(); +#endif +#ifdef CONFIG_HAS_DATAFLASH + at91_spi0_hw_init(1 << 0); +#endif +#ifdef CONFIG_MACB + pm9263_macb_hw_init(); +#endif +#ifdef CONFIG_USB_OHCI_NEW + at91_uhp_hw_init(); +#endif +#ifdef CONFIG_LCD + pm9263_lcd_hw_init(); +#endif + return 0; +} + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM; + gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; + return 0; +} + +#ifdef CONFIG_RESET_PHY_R +void reset_phy(void) +{ +#ifdef CONFIG_MACB + /* + * Initialize ethernet HW addr prior to starting Linux, + * needed for nfsroot + */ + eth_init(gd->bd); +#endif +} +#endif + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_MACB + rc = macb_eth_initialize(0, (void *)AT91SAM9263_BASE_EMAC, 0x01); +#endif + return rc; +} + +#ifdef CONFIG_DISPLAY_BOARDINFO +int checkboard (void) +{ + char *ss; + char buf[32]; + + printf ("Board : Ronetix PM9263\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())); + + switch (gd->fb_base) { + case PHYS_PSRAM: + ss = "(PSRAM)"; + break; + + case AT91SAM9263_SRAM0_BASE: + ss = "(Internal SRAM)"; + break; + + default: + ss = ""; + break; + } + printf("Video memory : 0x%08lX %s\n", gd->fb_base, ss ); + + printf ("\n"); + return 0; +} +#endif -- cgit v1.2.1