+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2011
* egnite GmbH <info@egnite.de>
*
* (C) Copyright 2010
* Ole Reinhardt <ole.reinhardt@thermotemp.de>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
/*
#include <netdev.h>
#include <miiphy.h>
#include <i2c.h>
-#include <spi.h>
-#include <dataflash.h>
#include <mmc.h>
#include <atmel_mci.h>
#include <asm/arch/at91sam9260_matrix.h>
#include <asm/arch/at91sam9_smc.h>
#include <asm/arch/at91_common.h>
-#include <asm/arch/at91_pmc.h>
-#include <asm/arch/at91_spi.h>
+#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
#include <asm/io.h>
#include <asm/gpio.h>
DECLARE_GLOBAL_DATA_PTR;
-AT91S_DATAFLASH_INFO dataflash_info[CONFIG_SYS_MAX_DATAFLASH_BANKS];
-
-struct dataflash_addr cs[CONFIG_SYS_MAX_DATAFLASH_BANKS] = {
- {CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0, 0}
-};
-
-/*
- * In fact we have 7 partitions, but u-boot supports 5 only. This is
- * no big deal, because the first partition is reserved for applications
- * and the last one is used by Nut/OS. Both need not to be visible here.
- */
-dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
- { 0x00021000, 0x00041FFF, FLAG_PROTECT_SET, 0, "setup" },
- { 0x00042000, 0x000C5FFF, FLAG_PROTECT_SET, 0, "uboot" },
- { 0x000C6000, 0x00359FFF, FLAG_PROTECT_SET, 0, "kernel" },
- { 0x0035A000, 0x003DDFFF, FLAG_PROTECT_SET, 0, "nutos" },
- { 0x003DE000, 0x003FEFFF, FLAG_PROTECT_CLEAR, 0, "env" }
-};
-
/*
* This is called last during early initialization. Most of the basic
* hardware interfaces are up and running.
*/
int board_init(void)
{
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ at91_periph_clk_enable(ATMEL_ID_PIOA);
+ at91_periph_clk_enable(ATMEL_ID_PIOB);
+ at91_periph_clk_enable(ATMEL_ID_PIOC);
- /* Enable clocks for all PIOs */
- writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
- (1 << ATMEL_ID_PIOC),
- &pmc->pcer);
/* Set adress of boot parameters. */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
/* Initialize UARTs and power management. */
- at91_seriald_hw_init();
ethernut5_power_init();
#ifdef CONFIG_CMD_NAND
ethernut5_nand_hw_init();
#endif
-#ifdef CONFIG_HAS_DATAFLASH
- at91_spi0_hw_init(1 << 0);
-#endif
return 0;
}
{
const char *devname;
unsigned short mode;
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
- /* Enable on-chip EMAC clock. */
- writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
+ at91_periph_clk_enable(ATMEL_ID_EMAC0);
+
/* Need to reset PHY via power management. */
ethernut5_phy_reset();
/* Set peripheral pins. */
#ifdef CONFIG_GENERIC_ATMEL_MCI
int board_mmc_init(bd_t *bd)
{
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ at91_periph_clk_enable(ATMEL_ID_MCI);
- /* Enable MCI clock. */
- writel(1 << ATMEL_ID_MCI, &pmc->pcer);
/* Initialize MCI hardware. */
at91_mci_hw_init();
/* Register the device. */
return !at91_get_pio_value(CONFIG_SYS_MMC_CD_PIN);
}
#endif
-
-#ifdef CONFIG_ATMEL_SPI
-/*
- * Note, that u-boot uses different code for SPI bus access. While
- * memory routines use automatic chip select control, the serial
- * flash support requires 'manual' GPIO control. Thus, we switch
- * modes.
- */
-void spi_cs_activate(struct spi_slave *slave)
-{
- /* Enable NPCS0 in GPIO mode. This disables peripheral control. */
- at91_set_pio_output(AT91_PIO_PORTA, 3, 0);
-}
-
-void spi_cs_deactivate(struct spi_slave *slave)
-{
- /* Disable NPCS0 in GPIO mode. */
- at91_set_pio_output(AT91_PIO_PORTA, 3, 1);
- /* Switch back to peripheral chip select control. */
- at91_set_a_periph(AT91_PIO_PORTA, 3, 1);
-}
-
-int spi_cs_is_valid(unsigned int bus, unsigned int cs)
-{
- return bus == 0 && cs == 0;
-}
-#endif