/*
* (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
* (C) Copyright 2008 Sergey Lapin <slapin@ossfans.org>
*
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.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/io.h>
+#include <asm/io.h>
#include <asm/arch/hardware.h>
#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
#include <netdev.h>
static void afeb9260_nand_hw_init(void)
{
unsigned long csa;
+ struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+ struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
- /* Enable CS3 */
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA,
- csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ /* Assign CS3 to NAND/SmartMedia Interface */
+ csa = readl(&matrix->ebicsa);
+ csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA;
+ writel(csa, &matrix->ebicsa);
/* Configure SMC CS3 for NAND/SmartMedia */
- at91_sys_write(AT91_SMC_SETUP(3),
- AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) |
- AT91_SMC_NRDSETUP_(0) | 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 |
- AT91_SMC_DBW_8 |
- AT91_SMC_TDF_(2));
-
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC);
+ 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 |
+ AT91_SMC_MODE_DBW_8 |
+ AT91_SMC_MODE_TDF_CYCLE(2),
+ &smc->cs[3].mode);
/* Configure RDY/BSY */
at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
#ifdef CONFIG_MACB
static void afeb9260_macb_hw_init(void)
{
- unsigned long rstc;
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA;
+
+
+ /* Enable EMAC clock */
+ writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
- /* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC);
/*
* Disable pull-up on:
pin_to_mask(AT91_PIN_PA25) |
pin_to_mask(AT91_PIN_PA26) |
pin_to_mask(AT91_PIN_PA28),
- pin_to_controller(AT91_PIN_PA0) + PIO_PUDR);
-
- rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL;
-
- /* 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);
+ &pioa->pudr);
- /* 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 |
- (rstc) |
- AT91_RSTC_URSTEN);
+ at91_phy_reset();
/* Re-enable pull-up */
writel(pin_to_mask(AT91_PIN_PA14) |
pin_to_mask(AT91_PIN_PA25) |
pin_to_mask(AT91_PIN_PA26) |
pin_to_mask(AT91_PIN_PA28),
- pin_to_controller(AT91_PIN_PA0) + PIO_PUER);
+ &pioa->puer);
at91_macb_hw_init();
}
#endif
-
+int board_early_init_f(void)
+{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ /* Enable clocks for all PIOs */
+ writel((1 << ATMEL_ID_PIOA) |
+ (1 << ATMEL_ID_PIOB) |
+ (1 << ATMEL_ID_PIOC),
+ &pmc->pcer);
+ return 0;
+}
int board_init(void)
{
- /* Enable Ctrlc */
- console_init_f();
-
/* arch number of AT91SAM9260EK-Board */
gd->bd->bi_arch_number = MACH_TYPE_AFEB9260;
/* adress of boot parameters */
- gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
- at91_serial_hw_init();
+ at91_seriald_hw_init();
#ifdef CONFIG_CMD_NAND
afeb9260_nand_hw_init();
#endif
int dram_init(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+ gd->ram_size = get_ram_size(
+ (void *)CONFIG_SYS_SDRAM_BASE,
+ CONFIG_SYS_SDRAM_SIZE);
+
return 0;
}
{
int rc = 0;
#ifdef CONFIG_MACB
- rc = macb_eth_initialize(0, (void *)AT91SAM9260_BASE_EMAC, 0x01);
+ rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x01);
#endif
return rc;
}
projects / karo-tx-uboot.git / blobdiff