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/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian.pop@leadtechdesign.com>
* 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/arch/at91sam9263.h>
#include <asm/arch/at91sam9263_matrix.h>
#include <asm/arch/at91sam9_smc.h>
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#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
#include <asm/arch/io.h>
#include <asm/arch/hardware.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
static void at91sam9263ek_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_(0) |
AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0));
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
#else /* CONFIG_SYS_NAND_DBW_8 */
AT91_SMC_DBW_8 |
#endif
AT91_SMC_TDF_(2));
at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_PIOA |
1 << AT91SAM9263_ID_PIOCDE);
/* Configure RDY/BSY */
at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
}
#endif
#ifdef CONFIG_MACB
static void at91sam9263ek_macb_hw_init(void)
{
/* 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);
/* Need to reset PHY -> 500ms reset */
at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
(AT91_RSTC_ERSTL & (0x0D << 8)) |
AT91_RSTC_URSTEN);
at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
/* Wait for end hardware reset */
while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL));
/* Restore NRST value */
at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
(AT91_RSTC_ERSTL & (0x0 << 8)) |
AT91_RSTC_URSTEN);
/* 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();
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#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_PA30, 1); /* power up */
}
void lcd_disable(void)
{
at91_set_gpio_value(AT91_PIN_PA30, 0); /* power down */
}
static void at91sam9263ek_lcd_hw_init(void)
{
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);
gd->fb_base = AT91SAM9263_SRAM0_BASE;
}
#ifdef CONFIG_LCD_INFO
#include <nand.h>
#include <version.h>
#ifndef CONFIG_SYS_NO_FLASH
extern flash_info_t flash_info[];
#endif
void lcd_show_board_info(void)
{
ulong dram_size, nand_size;
#ifndef CONFIG_SYS_NO_FLASH
ulong flash_size;
#endif
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",
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;
#ifndef CONFIG_SYS_NO_FLASH
flash_size = 0;
for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++)
flash_size += flash_info[i].size;
#endif
lcd_printf (" %ld MB SDRAM, %ld MB NAND",
dram_size >> 20,
nand_size >> 20 );
#ifndef CONFIG_SYS_NO_FLASH
lcd_printf (",\n %ld MB NOR",
flash_size >> 20);
#endif
lcd_puts ("\n");
}
#endif /* CONFIG_LCD_INFO */
int board_init(void)
{
/* Enable Ctrlc */
console_init_f();
/* arch number of AT91SAM9263EK-Board */
gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9263EK;
/* adress of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
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at91_serial_hw_init();
#ifdef CONFIG_CMD_NAND
at91sam9263ek_nand_hw_init();
#endif
#ifdef CONFIG_HAS_DATAFLASH
at91_set_gpio_output(AT91_PIN_PE20, 1); /* select spi0 clock */
at91_spi0_hw_init(1 << 0);
#endif
#ifdef CONFIG_MACB
at91sam9263ek_macb_hw_init();
#endif
#ifdef CONFIG_USB_OHCI_NEW
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at91_uhp_hw_init();
#endif
#ifdef CONFIG_LCD
at91sam9263ek_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, 0x00);
#endif
return rc;
}