mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-13 08:27:23 +00:00
aa6e94deab
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS_SDRAM namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
148 lines
4 KiB
C
148 lines
4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2017 Microchip Corporation
|
|
* Wenyou Yang <wenyou.yang@microchip.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <debug_uart.h>
|
|
#include <dm.h>
|
|
#include <i2c.h>
|
|
#include <init.h>
|
|
#include <nand.h>
|
|
#include <asm/global_data.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/at91_common.h>
|
|
#include <asm/arch/atmel_pio4.h>
|
|
#include <asm/arch/atmel_mpddrc.h>
|
|
#include <asm/arch/atmel_sdhci.h>
|
|
#include <asm/arch/clk.h>
|
|
#include <asm/arch/gpio.h>
|
|
#include <asm/arch/sama5d2.h>
|
|
#include <asm/arch/sama5d2_smc.h>
|
|
|
|
extern void at91_pda_detect(void);
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
static void rgb_leds_init(void)
|
|
{
|
|
atmel_pio4_set_pio_output(AT91_PIO_PORTB, 10, 0); /* LED RED */
|
|
atmel_pio4_set_pio_output(AT91_PIO_PORTB, 8, 0); /* LED GREEN */
|
|
atmel_pio4_set_pio_output(AT91_PIO_PORTB, 6, 1); /* LED BLUE */
|
|
}
|
|
|
|
#ifdef CONFIG_NAND_ATMEL
|
|
static void board_nand_hw_init(void)
|
|
{
|
|
struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
|
|
|
|
at91_periph_clk_enable(ATMEL_ID_HSMC);
|
|
|
|
/* Configure SMC CS3 for NAND */
|
|
writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(1) |
|
|
AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(1),
|
|
&smc->cs[3].setup);
|
|
writel(AT91_SMC_PULSE_NWE(2) | AT91_SMC_PULSE_NCS_WR(4) |
|
|
AT91_SMC_PULSE_NRD(2) | AT91_SMC_PULSE_NCS_RD(3),
|
|
&smc->cs[3].pulse);
|
|
writel(AT91_SMC_CYCLE_NWE(6) | AT91_SMC_CYCLE_NRD(5),
|
|
&smc->cs[3].cycle);
|
|
writel(AT91_SMC_TIMINGS_TCLR(2) | AT91_SMC_TIMINGS_TADL(7) |
|
|
AT91_SMC_TIMINGS_TAR(2) | AT91_SMC_TIMINGS_TRR(3) |
|
|
AT91_SMC_TIMINGS_TWB(7) | AT91_SMC_TIMINGS_RBNSEL(3) |
|
|
AT91_SMC_TIMINGS_NFSEL(1), &smc->cs[3].timings);
|
|
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(3),
|
|
&smc->cs[3].mode);
|
|
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 22, ATMEL_PIO_DRVSTR_ME); /* D0 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 23, ATMEL_PIO_DRVSTR_ME); /* D1 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 24, ATMEL_PIO_DRVSTR_ME); /* D2 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 25, ATMEL_PIO_DRVSTR_ME); /* D3 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 26, ATMEL_PIO_DRVSTR_ME); /* D4 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 27, ATMEL_PIO_DRVSTR_ME); /* D5 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 28, ATMEL_PIO_DRVSTR_ME); /* D6 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 29, ATMEL_PIO_DRVSTR_ME); /* D7 */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTB, 2, 0); /* RE */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 30, 0); /* WE */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTA, 31, ATMEL_PIO_PUEN_MASK); /* NCS */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTC, 8, ATMEL_PIO_PUEN_MASK); /* RDY */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTB, 0, ATMEL_PIO_PUEN_MASK); /* ALE */
|
|
atmel_pio4_set_b_periph(AT91_PIO_PORTB, 1, ATMEL_PIO_PUEN_MASK); /* CLE */
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_BOARD_LATE_INIT
|
|
int board_late_init(void)
|
|
{
|
|
at91_pda_detect();
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_CMD_USB
|
|
static void board_usb_hw_init(void)
|
|
{
|
|
atmel_pio4_set_pio_output(AT91_PIO_PORTB, 12, ATMEL_PIO_PUEN_MASK);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DEBUG_UART_BOARD_INIT
|
|
static void board_uart0_hw_init(void)
|
|
{
|
|
atmel_pio4_set_c_periph(AT91_PIO_PORTB, 26, ATMEL_PIO_PUEN_MASK); /* URXD0 */
|
|
atmel_pio4_set_c_periph(AT91_PIO_PORTB, 27, 0); /* UTXD0 */
|
|
|
|
at91_periph_clk_enable(ATMEL_ID_UART0);
|
|
}
|
|
|
|
void board_debug_uart_init(void)
|
|
{
|
|
board_uart0_hw_init();
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_BOARD_EARLY_INIT_F
|
|
int board_early_init_f(void)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
int board_init(void)
|
|
{
|
|
/* address of boot parameters */
|
|
gd->bd->bi_boot_params = CFG_SYS_SDRAM_BASE + 0x100;
|
|
|
|
rgb_leds_init();
|
|
|
|
#ifdef CONFIG_NAND_ATMEL
|
|
board_nand_hw_init();
|
|
#endif
|
|
#ifdef CONFIG_CMD_USB
|
|
board_usb_hw_init();
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
gd->ram_size = get_ram_size((void *)CFG_SYS_SDRAM_BASE,
|
|
CFG_SYS_SDRAM_SIZE);
|
|
return 0;
|
|
}
|
|
|
|
#define AT24MAC_MAC_OFFSET 0xfa
|
|
|
|
#ifdef CONFIG_MISC_INIT_R
|
|
int misc_init_r(void)
|
|
{
|
|
#ifdef CONFIG_I2C_EEPROM
|
|
at91_set_ethaddr(AT24MAC_MAC_OFFSET);
|
|
#endif
|
|
return 0;
|
|
}
|
|
#endif
|