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/*
* Copyright (C) 2015 Atmel Corporation
* Wenyou.Yang <wenyou.yang@atmel.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <atmel_hlcdc.h>
#include <lcd.h>
#include <mmc.h>
#include <net.h>
#include <netdev.h>
#include <spi.h>
#include <version.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_usba_udc.h>
#include <asm/arch/atmel_sdhci.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
#include <asm/arch/sama5d2.h>
DECLARE_GLOBAL_DATA_PTR;
int spi_cs_is_valid(unsigned int bus, unsigned int cs)
{
return bus == 0 && cs == 0;
}
void spi_cs_activate(struct spi_slave *slave)
{
atmel_pio4_set_pio_output(AT91_PIO_PORTA, 17, 0);
}
void spi_cs_deactivate(struct spi_slave *slave)
{
atmel_pio4_set_pio_output(AT91_PIO_PORTA, 17, 1);
}
static void board_spi0_hw_init(void)
{
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 14, 0);
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 15, 0);
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 16, 0);
atmel_pio4_set_pio_output(AT91_PIO_PORTA, 17, 1);
at91_periph_clk_enable(ATMEL_ID_SPI0);
}
static void board_usb_hw_init(void)
{
atmel_pio4_set_pio_output(AT91_PIO_PORTB, 10, 1);
}
#ifdef CONFIG_LCD
vidinfo_t panel_info = {
.vl_col = 480,
.vl_row = 272,
.vl_clk = 9000000,
.vl_bpix = LCD_BPP,
.vl_tft = 1,
.vl_hsync_len = 41,
.vl_left_margin = 2,
.vl_right_margin = 2,
.vl_vsync_len = 11,
.vl_upper_margin = 2,
.vl_lower_margin = 2,
.mmio = ATMEL_BASE_LCDC,
};
/* No power up/down pin for the LCD pannel */
void lcd_enable(void) { /* Empty! */ }
void lcd_disable(void) { /* Empty! */ }
unsigned int has_lcdc(void)
{
return 1;
}
static void board_lcd_hw_init(void)
{
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 28, 0); /* LCDPWM */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 29, 0); /* LCDDISP */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 30, 0); /* LCDVSYNC */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 31, 0); /* LCDHSYNC */
atmel_pio4_set_a_periph(AT91_PIO_PORTD, 0, 0); /* LCDPCK */
atmel_pio4_set_a_periph(AT91_PIO_PORTD, 1, 0); /* LCDDEN */
/* LCDDAT0 */
/* LCDDAT1 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 10, 0); /* LCDDAT2 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 11, 0); /* LCDDAT3 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 12, 0); /* LCDDAT4 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 13, 0); /* LCDDAT5 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 14, 0); /* LCDDAT6 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 15, 0); /* LCDDAT7 */
/* LCDDAT8 */
/* LCDDAT9 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 16, 0); /* LCDDAT10 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 17, 0); /* LCDDAT11 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 18, 0); /* LCDDAT12 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 19, 0); /* LCDDAT13 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 20, 0); /* LCDDAT14 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 21, 0); /* LCDDAT15 */
/* LCDD16 */
/* LCDD17 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 22, 0); /* LCDDAT18 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 23, 0); /* LCDDAT19 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 24, 0); /* LCDDAT20 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 25, 0); /* LCDDAT21 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 26, 0); /* LCDDAT22 */
atmel_pio4_set_a_periph(AT91_PIO_PORTC, 27, 0); /* LCDDAT23 */
at91_periph_clk_enable(ATMEL_ID_LCDC);
}
#ifdef CONFIG_LCD_INFO
void lcd_show_board_info(void)
{
ulong dram_size;
int i;
char temp[32];
lcd_printf("%s\n", U_BOOT_VERSION);
lcd_printf("2015 ATMEL Corp\n");
lcd_printf("%s CPU at %s MHz\n", get_cpu_name(),
strmhz(temp, get_cpu_clk_rate()));
dram_size = 0;
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
dram_size += gd->bd->bi_dram[i].size;
lcd_printf("%ld MB SDRAM\n", dram_size >> 20);
}
#endif /* CONFIG_LCD_INFO */
#endif /* CONFIG_LCD */
static void board_gmac_hw_init(void)
{
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 14, 0); /* GTXCK */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 15, 0); /* GTXEN */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 16, 0); /* GRXDV */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 17, 0); /* GRXER */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 18, 0); /* GRX0 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 19, 0); /* GRX1 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 20, 0); /* GTX0 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 21, 0); /* GTX1 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 22, 0); /* GMDC */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 23, 0); /* GMDIO */
at91_periph_clk_enable(ATMEL_ID_GMAC);
}
static void board_sdhci0_hw_init(void)
{
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 0, 0); /* SDMMC0_CK */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 1, 0); /* SDMMC0_CMD */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 2, 0); /* SDMMC0_DAT0 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 3, 0); /* SDMMC0_DAT1 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 4, 0); /* SDMMC0_DAT2 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 5, 0); /* SDMMC0_DAT3 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 6, 0); /* SDMMC0_DAT4 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 7, 0); /* SDMMC0_DAT5 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 8, 0); /* SDMMC0_DAT6 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 9, 0); /* SDMMC0_DAT7 */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 10, 0); /* SDMMC0_RSTN */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 11, 0); /* SDMMC0_VDDSEL */
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 13, 0); /* SDMMC0_CD */
at91_periph_clk_enable(ATMEL_ID_SDMMC0);
at91_enable_periph_generated_clk(ATMEL_ID_SDMMC0,
GCK_CSS_PLLA_CLK, 1);
}
static void board_sdhci1_hw_init(void)
{
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 18, 0); /* SDMMC1_DAT0 */
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 19, 0); /* SDMMC1_DAT1 */
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 20, 0); /* SDMMC1_DAT2 */
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 21, 0); /* SDMMC1_DAT3 */
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 22, 0); /* SDMMC1_CK */
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 27, 0); /* SDMMC1_RSTN */
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 28, 0); /* SDMMC1_CMD */
atmel_pio4_set_e_periph(AT91_PIO_PORTA, 30, 0); /* SDMMC1_CD */
at91_periph_clk_enable(ATMEL_ID_SDMMC1);
at91_enable_periph_generated_clk(ATMEL_ID_SDMMC1,
GCK_CSS_PLLA_CLK, 1);
}
int board_mmc_init(bd_t *bis)
{
#ifdef CONFIG_ATMEL_SDHCI0
atmel_sdhci_init((void *)ATMEL_BASE_SDMMC0, ATMEL_ID_SDMMC0);
#endif
#ifdef CONFIG_ATMEL_SDHCI1
atmel_sdhci_init((void *)ATMEL_BASE_SDMMC1, ATMEL_ID_SDMMC1);
#endif
return 0;
}
static void board_uart1_hw_init(void)
{
atmel_pio4_set_a_periph(AT91_PIO_PORTD, 2, 1); /* URXD1 */
atmel_pio4_set_a_periph(AT91_PIO_PORTD, 3, 0); /* UTXD1 */
at91_periph_clk_enable(ATMEL_ID_UART1);
}
int board_early_init_f(void)
{
at91_periph_clk_enable(ATMEL_ID_PIOA);
at91_periph_clk_enable(ATMEL_ID_PIOB);
at91_periph_clk_enable(ATMEL_ID_PIOC);
at91_periph_clk_enable(ATMEL_ID_PIOD);
board_uart1_hw_init();
return 0;
}
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
#ifdef CONFIG_ATMEL_SPI
board_spi0_hw_init();
#endif
#ifdef CONFIG_ATMEL_SDHCI
#ifdef CONFIG_ATMEL_SDHCI0
board_sdhci0_hw_init();
#endif
#ifdef CONFIG_ATMEL_SDHCI1
board_sdhci1_hw_init();
#endif
#endif
#ifdef CONFIG_MACB
board_gmac_hw_init();
#endif
#ifdef CONFIG_LCD
board_lcd_hw_init();
#endif
#ifdef CONFIG_CMD_USB
board_usb_hw_init();
#endif
#ifdef CONFIG_USB_GADGET_ATMEL_USBA
at91_udp_hw_init();
#endif
return 0;
}
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
CONFIG_SYS_SDRAM_SIZE);
return 0;
}
int board_eth_init(bd_t *bis)
{
int rc = 0;
#ifdef CONFIG_MACB
rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00);
#endif
#ifdef CONFIG_USB_GADGET_ATMEL_USBA
usba_udc_probe(&pdata);
#ifdef CONFIG_USB_ETH_RNDIS
usb_eth_initialize(bis);
#endif
#endif
return rc;
}
/* SPL */
#ifdef CONFIG_SPL_BUILD
void spl_board_init(void)
{
#ifdef CONFIG_SYS_USE_SERIALFLASH
board_spi0_hw_init();
#endif
#ifdef CONFIG_ATMEL_SDHCI
#ifdef CONFIG_ATMEL_SDHCI0
board_sdhci0_hw_init();
#endif
#ifdef CONFIG_ATMEL_SDHCI1
board_sdhci1_hw_init();
#endif
#endif
}
static void ddrc_conf(struct atmel_mpddrc_config *ddrc)
{
ddrc->md = (ATMEL_MPDDRC_MD_DBW_32_BITS | ATMEL_MPDDRC_MD_DDR3_SDRAM);
ddrc->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
ATMEL_MPDDRC_CR_NR_ROW_14 |
ATMEL_MPDDRC_CR_CAS_DDR_CAS5 |
ATMEL_MPDDRC_CR_DIC_DS |
ATMEL_MPDDRC_CR_DIS_DLL |
ATMEL_MPDDRC_CR_NB_8BANKS |
ATMEL_MPDDRC_CR_DECOD_INTERLEAVED |
ATMEL_MPDDRC_CR_UNAL_SUPPORTED);
ddrc->rtr = 0x511;
ddrc->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET |
3 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET |
4 << ATMEL_MPDDRC_TPR0_TWR_OFFSET |
9 << ATMEL_MPDDRC_TPR0_TRC_OFFSET |
3 << ATMEL_MPDDRC_TPR0_TRP_OFFSET |
4 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET |
4 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET |
4 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET);
ddrc->tpr1 = (27 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET |
29 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET |
0 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET |
3 << ATMEL_MPDDRC_TPR1_TXP_OFFSET);
ddrc->tpr2 = (0 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET |
0 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET |
0 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET |
4 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET |
7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET);
}
void mem_init(void)
{
struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
struct atmel_mpddr *mpddrc = (struct atmel_mpddr *)ATMEL_BASE_MPDDRC;
struct atmel_mpddrc_config ddrc_config;
u32 reg;
ddrc_conf(&ddrc_config);
at91_periph_clk_enable(ATMEL_ID_MPDDRC);
writel(AT91_PMC_DDR, &pmc->scer);
reg = readl(&mpddrc->io_calibr);
reg &= ~ATMEL_MPDDRC_IO_CALIBR_RDIV;
reg |= ATMEL_MPDDRC_IO_CALIBR_DDR3_RZQ_55;
reg &= ~ATMEL_MPDDRC_IO_CALIBR_TZQIO;
reg |= ATMEL_MPDDRC_IO_CALIBR_TZQIO_(100);
writel(reg, &mpddrc->io_calibr);
writel(ATMEL_MPDDRC_RD_DATA_PATH_SHIFT_TWO_CYCLE,
&mpddrc->rd_data_path);
ddr3_init(ATMEL_BASE_MPDDRC, ATMEL_BASE_DDRCS, &ddrc_config);
writel(0x3, &mpddrc->cal_mr4);
writel(64, &mpddrc->tim_cal);
}
void at91_pmc_init(void)
{
struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
u32 tmp;
tmp = AT91_PMC_PLLAR_29 |
AT91_PMC_PLLXR_PLLCOUNT(0x3f) |
AT91_PMC_PLLXR_MUL(82) |
AT91_PMC_PLLXR_DIV(1);
at91_plla_init(tmp);
writel(0x0 << 8, &pmc->pllicpr);
tmp = AT91_PMC_MCKR_H32MXDIV |
AT91_PMC_MCKR_PLLADIV_2 |
AT91_PMC_MCKR_MDIV_3 |
AT91_PMC_MCKR_CSS_PLLA;
at91_mck_init(tmp);
}
#endif
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