/*
* (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* (C) Copyright 2010
* Reinhard Meyer, EMK Elektronik, reinhard.meyer@emk-elektronik.de
*
- * 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 <net.h>
#include <netdev.h>
#include <mmc.h>
+#include <atmel_mci.h>
#include <i2c.h>
#include <spi.h>
-#include <asm/arch/at91sam9260.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
#include <asm/arch/at91sam9260_matrix.h>
#include <asm/arch/at91sam9_smc.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_rstc.h>
#include <asm/arch/at91_shdwn.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
-#include <asm/arch/hardware.h>
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_CMD_NAND
static void nand_hw_init(void)
{
+ struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+ struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
unsigned long csa;
- /* 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_(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 |
- AT91_SMC_DBW_8 |
- AT91_SMC_TDF_(2));
+ 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 macb_hw_init(void)
{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
/* Enable EMAC clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC);
+ writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
/* Initialize EMAC=MACB hardware */
at91_macb_hw_init();
/* this is a weak define that we are overriding */
int board_mmc_init(bd_t *bd)
{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
/* Enable MCI clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_MCI);
+ writel(1 << ATMEL_ID_MCI, &pmc->pcer);
/* Initialize MCI hardware */
at91_mci_hw_init();
/* This calls the atmel_mmc_init in gen_atmel_mci.c */
- return atmel_mci_init((void *)AT91_BASE_MCI);
+ return atmel_mci_init((void *)ATMEL_BASE_MCI);
}
/* this is a weak define that we are overriding */
-int board_mmc_getcd(u8 *cd, struct mmc *mmc)
+int board_mmc_getcd(struct mmc *mmc)
{
- /*
- * the only currently existing use of this function
- * (fsl_esdhc.c) suggests this function must return
- * *cs = TRUE if a card is NOT detected -> in most
- * cases the value of the pin when the detect switch
- * closes to GND
- */
- *cd = at91_get_gpio_value(CONFIG_SYS_MMC_CD_PIN) ? 1 : 0;
- return 0;
+ return !at91_get_gpio_value(CONFIG_SYS_MMC_CD_PIN);
}
#endif
int board_early_init_f(void)
{
- at91_shdwn_t *shdwn = (at91_shdwn_t *)AT91_SHDWN_BASE;
+ struct at91_shdwn *shdwn = (struct at91_shdwn *)ATMEL_BASE_SHDWN;
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
/*
* make sure the board can be powered on by
&shdwn->mr);
/* Enable clocks for all PIOs */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOA);
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOB);
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC);
+ writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
+ (1 << ATMEL_ID_PIOC),
+ &pmc->pcer);
/* set SCL0 and SDA0 to open drain */
at91_set_pio_output(I2C0_PORT, SCL0_PIN, 1);
/* adress of boot parameters */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
- at91_serial_hw_init();
+ at91_seriald_hw_init();
#ifdef CONFIG_CMD_NAND
nand_hw_init();
#endif
int num = 0;
#ifdef CONFIG_MACB
rc = macb_eth_initialize(0,
- (void *)AT91_EMAC_BASE,
+ (void *)ATMEL_BASE_EMAC0,
CONFIG_SYS_PHY_ID);
if (!rc)
num++;
* However i2c_get_bus_num() cannot be called before
* relocation.
*/
-#ifdef CONFIG_SOFT_I2C
+#ifdef CONFIG_SYS_I2C_SOFT
void iic_init(void)
{
/* ports are now initialized in board_early_init_f() */
int iic_read(void)
{
- switch ((gd->flags & GD_FLG_RELOC) ? i2c_get_bus_num() : 0) {
+ switch (I2C_ADAP_HWNR) {
case 0:
return at91_get_pio_value(I2C0_PORT, SDA0_PIN);
case 1:
void iic_sda(int bit)
{
- switch ((gd->flags & GD_FLG_RELOC) ? i2c_get_bus_num() : 0) {
+ switch (I2C_ADAP_HWNR) {
case 0:
at91_set_pio_value(I2C0_PORT, SDA0_PIN, bit);
break;
void iic_scl(int bit)
{
- switch ((gd->flags & GD_FLG_RELOC) ? i2c_get_bus_num() : 0) {
+ switch (I2C_ADAP_HWNR) {
case 0:
at91_set_pio_value(I2C0_PORT, SCL0_PIN, bit);
break;
projects / karo-tx-uboot.git / blobdiff