+// SPDX-License-Identifier: GPL-2.0+
/*
* Board functions for Siemens TAURUS (AT91SAM9G20) based boards
* (C) Copyright Siemens AG
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <command.h>
#include <common.h>
+#include <dm.h>
+#include <environment.h>
#include <asm/io.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_rstc.h>
#include <asm/arch/gpio.h>
#include <asm/arch/at91sam9_sdramc.h>
+#include <asm/arch/atmel_serial.h>
#include <asm/arch/clk.h>
-#include <linux/mtd/nand.h>
+#include <asm/gpio.h>
+#include <linux/mtd/rawnand.h>
#include <atmel_mci.h>
#include <asm/arch/at91_spi.h>
#include <spi.h>
#include <net.h>
+#ifndef CONFIG_DM_ETH
#include <netdev.h>
+#endif
DECLARE_GLOBAL_DATA_PTR;
+static void taurus_request_gpio(void)
+{
+ gpio_request(CONFIG_SYS_NAND_ENABLE_PIN, "nand ena");
+ gpio_request(CONFIG_SYS_NAND_READY_PIN, "nand rdy");
+ gpio_request(AT91_PIN_PA25, "ena PHY");
+}
+
static void taurus_nand_hw_init(void)
{
struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
}
#endif
-void at91_spl_board_init(void)
+void spl_board_init(void)
{
taurus_nand_hw_init();
at91_spi0_hw_init(TAURUS_SPI_MASK);
if (at91_is_recovery() == 1) {
struct spi_flash *flash;
- debug("Recovery button pressed\n");
+ puts("Recovery button pressed\n");
nand_init();
spl_nand_erase_one(0, 0);
flash = spi_flash_probe(CONFIG_SF_DEFAULT_BUS,
0,
CONFIG_SF_DEFAULT_SPEED,
- SPI_MODE_3);
+ CONFIG_SF_DEFAULT_MODE);
if (!flash) {
puts("no flash\n");
} else {
/* Mirrors at A15 on ATMEL G20 SDRAM Controller with 64MB*/
if (ram_size == 0x800) {
- printf("\n\r 64MB");
+ printf("\n\r 64MB\n");
sdramc_configure(AT91_SDRAMC_NC_9);
} else {
/* Size already initialized */
- printf("\n\r 128MB");
+ printf("\n\r 128MB\n");
}
}
#endif
at91_periph_clk_enable(ATMEL_ID_PIOC);
at91_seriald_hw_init();
+ taurus_request_gpio();
return 0;
}
-int spi_cs_is_valid(unsigned int bus, unsigned int cs)
-{
- return bus == 0 && cs == 0;
-}
+#ifdef CONFIG_USB_GADGET_AT91
+#include <linux/usb/at91_udc.h>
-void spi_cs_activate(struct spi_slave *slave)
+void at91_udp_hw_init(void)
{
- at91_set_gpio_value(TAURUS_SPI_CS_PIN, 0);
-}
+ /* Enable PLLB */
+ at91_pllb_clk_enable(get_pllb_init());
-void spi_cs_deactivate(struct spi_slave *slave)
-{
- at91_set_gpio_value(TAURUS_SPI_CS_PIN, 1);
+ /* Enable UDPCK clock, MCK is enabled in at91_clock_init() */
+ at91_periph_clk_enable(ATMEL_ID_UDP);
+
+ at91_system_clk_enable(AT91SAM926x_PMC_UDP);
}
+struct at91_udc_data board_udc_data = {
+ .baseaddr = ATMEL_BASE_UDP0,
+};
+#endif
+
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+ taurus_request_gpio();
#ifdef CONFIG_CMD_NAND
taurus_nand_hw_init();
#endif
taurus_macb_hw_init();
#endif
at91_spi0_hw_init(TAURUS_SPI_MASK);
+#ifdef CONFIG_USB_GADGET_AT91
+ at91_udp_hw_init();
+ at91_udc_probe(&board_udc_data);
+#endif
return 0;
}
return 0;
}
-int board_eth_init(bd_t *bis)
-{
- int rc = 0;
-#ifdef CONFIG_MACB
- rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x00);
-#endif
- return rc;
-}
-
#if !defined(CONFIG_SPL_BUILD)
#if defined(CONFIG_BOARD_AXM)
/*
char *kern_size;
char *kern_size_fb;
- partitionset_active = getenv("partitionset_active");
+ partitionset_active = env_get("partitionset_active");
if (partitionset_active) {
if (partitionset_active[0] == 'A')
- setenv("partitionset_active", "B");
+ env_set("partitionset_active", "B");
else
- setenv("partitionset_active", "A");
+ env_set("partitionset_active", "A");
} else {
printf("partitionset_active missing.\n");
return -ENOENT;
}
- rootfs = getenv("rootfs");
- rootfs_fallback = getenv("rootfs_fallback");
- setenv("rootfs", rootfs_fallback);
- setenv("rootfs_fallback", rootfs);
+ rootfs = env_get("rootfs");
+ rootfs_fallback = env_get("rootfs_fallback");
+ env_set("rootfs", rootfs_fallback);
+ env_set("rootfs_fallback", rootfs);
- kern_size = getenv("kernel_size");
- kern_size_fb = getenv("kernel_size_fallback");
- setenv("kernel_size", kern_size_fb);
- setenv("kernel_size_fallback", kern_size);
+ kern_size = env_get("kernel_size");
+ kern_size_fb = env_get("kernel_size_fallback");
+ env_set("kernel_size", kern_size_fb);
+ env_set("kernel_size_fallback", kern_size);
- kern_off = getenv("kernel_Off");
- kern_off_fb = getenv("kernel_Off_fallback");
- setenv("kernel_Off", kern_off_fb);
- setenv("kernel_Off_fallback", kern_off);
+ kern_off = env_get("kernel_Off");
+ kern_off_fb = env_get("kernel_Off_fallback");
+ env_set("kernel_Off", kern_off_fb);
+ env_set("kernel_Off_fallback", kern_off);
- setenv("bootargs", '\0');
- setenv("upgrade_available", '\0');
- setenv("boot_retries", '\0');
- saveenv();
+ env_set("bootargs", '\0');
+ env_set("upgrade_available", '\0');
+ env_set("boot_retries", '\0');
+ env_save();
return 0;
}
unsigned long boot_retry = 0;
char boot_buf[10];
- upgrade_available = simple_strtoul(getenv("upgrade_available"), NULL,
+ upgrade_available = simple_strtoul(env_get("upgrade_available"), NULL,
10);
if (upgrade_available) {
- boot_retry = simple_strtoul(getenv("boot_retries"), NULL, 10);
+ boot_retry = simple_strtoul(env_get("boot_retries"), NULL, 10);
boot_retry++;
sprintf(boot_buf, "%lx", boot_retry);
- setenv("boot_retries", boot_buf);
- saveenv();
+ env_set("boot_retries", boot_buf);
+ env_save();
/*
* Here the boot_retries count is checked, and if the