void hw_init(void)
{
/* Disable watchdog */
at91_disable_wdt();
/*
* At this stage the main oscillator
* is supposed to be enabled PCK = MCK = MOSC
*/
/* Configure PLLA = MOSC * (PLL_MULA + 1) / PLL_DIVA */
pmc_cfg_plla(PLLA_SETTINGS);
/* Initialize PLLA charge pump */
pmc_init_pll(AT91C_PMC_IPLLA_3);
/* Switch PCK/MCK on Main clock output */
pmc_cfg_mck(BOARD_PRESCALER_MAIN_CLOCK);
/* Switch PCK/MCK on PLLA output */
pmc_cfg_mck(BOARD_PRESCALER_PLLA);
#ifdef CONFIG_USER_HW_INIT
/* Set GMAC & EMAC pins to output low */
at91_special_pio_output_low();
#endif
/* Init timer */
timer_init();
#ifdef CONFIG_SCLK
slowclk_enable_osc32();
#endif
/* initialize the dbgu */
initialize_dbgu();
#ifdef CONFIG_DDR2
/* Initialize MPDDR Controller */
ddramc_init();
#endif
#ifdef CONFIG_PM_EXTERNAL_DEVICES
#ifdef CONFIG_MACB
/* Make PHYs to power down mode */
phys_enter_power_down();
#endif /* #ifdef CONFIG_MACB */
#endif /* #ifdef CONFIG_PM_EXTERNAL_DEVICES */
}
void hw_init(void)
{
/* Disable watchdog */
at91_disable_wdt();
/* At this stage the main oscillator
* is supposed to be enabled PCK = MCK = MOSC */
writel(0x00, AT91C_BASE_PMC + PMC_PLLICPR);
/* Configure PLLA = MOSC * (PLL_MULA + 1) / PLL_DIVA */
pmc_cfg_plla(PLLA_SETTINGS, PLL_LOCK_TIMEOUT);
/* PCK = PLLA/2 = 3 * MCK */
pmc_cfg_mck(BOARD_PRESCALER, PLL_LOCK_TIMEOUT);
/* Switch MCK on PLLA output */
pmc_cfg_mck(0x1302, PLL_LOCK_TIMEOUT);
/* Enable External Reset */
writel(AT91C_RSTC_KEY_UNLOCK | AT91C_RSTC_URSTEN, AT91C_BASE_RSTC + RSTC_RMR);
/* Init timer */
timer_init();
#ifdef CONFIG_SCLK
slowclk_enable_osc32();
#endif
/* Initialize dbgu */
initialize_dbgu();
#ifdef CONFIG_DDR2
/* Initialize DDRAM Controller */
ddramc_init();
#endif
#ifdef CONFIG_USER_HW_INIT
hw_init_hook();
#endif
#if defined(CONFIG_NANDFLASH_RECOVERY) || defined(CONFIG_DATAFLASH_RECOVERY)
/* Init the recovery buttons pins */
recovery_buttons_hw_init();
#endif
/* do some special init */
ek_special_hw_init();
}
void hw_init(void)
{
/* Disable watchdog */
at91_disable_wdt();
/* At this stage the main oscillator is supposed to be enabled PCK = MCK = MOSC */
writel(0x00, AT91C_BASE_PMC + PMC_PLLICPR);
/* Configure PLLA = MOSC * (PLL_MULA + 1) / PLL_DIVA */
pmc_cfg_plla(PLLA_SETTINGS, PLL_LOCK_TIMEOUT);
/* PCK = PLLA/2 = 3 * MCK */
pmc_cfg_mck(BOARD_PRESCALER_MAIN_CLOCK, PLL_LOCK_TIMEOUT);
/* Switch MCK on PLLA output */
pmc_cfg_mck(BOARD_PRESCALER_PLLA, PLL_LOCK_TIMEOUT);
/* Enable External Reset */
writel(((0xA5 << 24) | AT91C_RSTC_URSTEN), AT91C_BASE_RSTC + RSTC_RMR);
/* Init timer */
timer_init();
#ifdef CONFIG_SCLK
slowclk_enable_osc32();
#endif
/* initialize the dbgu */
initialize_dbgu();
#ifdef CONFIG_DDR2
/* Initialize MPDDR Controller */
ddramc_init();
#endif
/* load one wire information */
one_wire_hw_init();
#ifdef CONFIG_USER_HW_INIT
hw_init_hook();
#endif
HDMI_Qt1070_workaround();
#if defined(CONFIG_NANDFLASH_RECOVERY) || defined(CONFIG_DATAFLASH_RECOVERY)
/* Init the recovery buttons pins */
recovery_buttons_hw_init();
#endif
}
void hw_init(void)
{
/* Disable watchdog */
at91_disable_wdt();
/*
* At this stage the main oscillator is
* supposed to be enabled PCK = MCK = MOSC
*/
pmc_init_pll(0);
/* Configure PLLA = MOSC * (PLL_MULA + 1) / PLL_DIVA */
pmc_cfg_plla(PLLA_SETTINGS);
/* Switch PCK/MCK on Main clock output */
pmc_cfg_mck(BOARD_PRESCALER_MAIN_CLOCK);
/* Switch PCK/MCK on PLLA output */
pmc_cfg_mck(BOARD_PRESCALER_PLLA);
/* Enable External Reset */
writel(AT91C_RSTC_KEY_UNLOCK | AT91C_RSTC_URSTEN, AT91C_BASE_RSTC + RSTC_RMR);
/* Init timer */
timer_init();
#ifdef CONFIG_SCLK
slowclk_enable_osc32();
#endif
/* Initialize dbgu */
initialize_dbgu();
#ifdef CONFIG_DDR2
/* Initialize DDRAM Controller */
ddramc_init();
#endif
/* one wire pin init */
one_wire_hw_init();
#ifdef CONFIG_USER_HW_INIT
hw_init_hook();
#endif
}
void hw_init(void)
{
/* Disable watchdog */
at91_disable_wdt();
/* At this stage the main oscillator is
*supposed to be enabled PCK = MCK = MOSC
*/
writel(0x00, AT91C_BASE_PMC + PMC_PLLICPR);
/* Configure PLLA = MOSC * (PLL_MULA + 1) / PLL_DIVA */
pmc_cfg_plla(PLLA_SETTINGS, PLL_LOCK_TIMEOUT);
/* PCK = PLLA/2 = 3 * MCK */
pmc_cfg_mck(BOARD_PRESCALER_MAIN_CLOCK, PLL_LOCK_TIMEOUT);
/* Switch MCK on PLLA output */
pmc_cfg_mck(BOARD_PRESCALER_PLLA, PLL_LOCK_TIMEOUT);
/*Enable External Reset */
writel(((0xA5 << 24) | AT91C_RSTC_URSTEN), AT91C_BASE_RSTC + RSTC_RMR);
/* Init timer */
timer_init();
#ifdef CONFIG_SCLK
slowclk_enable_osc32();
#endif
/* Initialize dbgu */
initialize_dbgu();
#ifdef CONFIG_DDR2
/* Initialize DDRAM Controller */
ddramc_init();
#endif
/* one wire pin init */
one_wire_hw_init();
#ifdef CONFIG_USER_HW_INIT
hw_init_hook();
#endif
}
int main(void)
{
struct image_info image;
char *media_str = NULL;
int ret;
char filename[FILENAME_BUF_LEN];
char of_filename[FILENAME_BUF_LEN];
memset(&image, 0, sizeof(image));
memset(filename, 0, FILENAME_BUF_LEN);
memset(of_filename, 0, FILENAME_BUF_LEN);
image.dest = (unsigned char *)JUMP_ADDR;
#ifdef CONFIG_OF_LIBFDT
image.of = 1;
image.of_dest = (unsigned char *)OF_ADDRESS;
#endif
#ifdef CONFIG_FLASH
media_str = "FLASH: ";
image.offset = IMG_ADDRESS;
#if !defined(CONFIG_LOAD_LINUX) && !defined(CONFIG_LOAD_ANDROID)
image.length = IMG_SIZE;
#endif
#ifdef CONFIG_OF_LIBFDT
image.of_offset = OF_OFFSET;
#endif
#endif
#ifdef CONFIG_NANDFLASH
media_str = "NAND: ";
image.offset = IMG_ADDRESS;
#if !defined(CONFIG_LOAD_LINUX) && !defined(CONFIG_LOAD_ANDROID)
image.length = IMG_SIZE;
#endif
#ifdef CONFIG_OF_LIBFDT
image.of_offset = OF_OFFSET;
#endif
#endif
#ifdef CONFIG_DATAFLASH
media_str = "SF: ";
image.offset = IMG_ADDRESS;
#if !defined(CONFIG_LOAD_LINUX) && !defined(CONFIG_LOAD_ANDROID)
image.length = IMG_SIZE;
#endif
#ifdef CONFIG_OF_LIBFDT
image.of_offset = OF_OFFSET;
#endif
#endif
#ifdef CONFIG_SDCARD
media_str = "SD/MMC: ";
image.filename = filename;
strcpy(image.filename, IMAGE_NAME);
#ifdef CONFIG_OF_LIBFDT
image.of_filename = of_filename;
#endif
#endif
#ifdef CONFIG_HW_INIT
hw_init();
#endif
#if defined(CONFIG_SCLK)
#if !defined(CONFIG_SAMA5D4)
slowclk_enable_osc32();
#endif
#endif
#ifdef CONFIG_HW_DISPLAY_BANNER
display_banner();
#endif
#ifdef CONFIG_REDIRECT_ALL_INTS_AIC
redirect_interrupts_to_nsaic();
#endif
#ifdef CONFIG_LOAD_HW_INFO
/* Load board hw informaion */
load_board_hw_info();
#endif
#ifdef CONFIG_PM
at91_board_pm();
#endif
#ifdef CONFIG_DISABLE_ACT8865_I2C
act8865_workaround();
#endif
init_loadfunction();
#if defined(CONFIG_SECURE)
image.dest -= sizeof(at91_secure_header_t);
#endif
ret = (*load_image)(&image);
#if defined(CONFIG_SECURE)
if (!ret)
ret = secure_check(image.dest);
image.dest += sizeof(at91_secure_header_t);
#endif
if (media_str)
usart_puts(media_str);
if (ret == 0){
usart_puts("Done to load image\n");
}
if (ret == -1) {
usart_puts("Failed to load image\n");
while(1);
}
if (ret == -2) {
usart_puts("Success to recovery\n");
while (1);
}
#ifdef CONFIG_SCLK
slowclk_switch_osc32();
#endif
#if defined(CONFIG_ENTER_NWD)
switch_normal_world();
/* point never reached with TZ support */
#endif
return JUMP_ADDR;
}
void hw_init(void)
{
/* Disable watchdog */
at91_disable_wdt();
/*
* At this stage the main oscillator
* is supposed to be enabled PCK = MCK = MOSC
*/
/* Configure PLLA = MOSC * (PLL_MULA + 1) / PLL_DIVA */
pmc_cfg_plla(PLLA_SETTINGS, PLL_LOCK_TIMEOUT);
/* Initialize PLLA charge pump */
pmc_init_pll(AT91C_PMC_IPLLA_3);
/* Switch PCK/MCK on Main clock output */
pmc_cfg_mck(BOARD_PRESCALER_MAIN_CLOCK, PLL_LOCK_TIMEOUT);
/* Switch PCK/MCK on PLLA output */
pmc_cfg_mck(BOARD_PRESCALER_PLLA, PLL_LOCK_TIMEOUT);
#ifdef CONFIG_USER_HW_INIT
/* Set GMAC & EMAC pins to output low */
at91_special_pio_output_low();
#endif
/* Disable the software modem clock */
at91_disable_smd_clock();
/* Init timer */
timer_init();
#ifdef CONFIG_SCLK
slowclk_enable_osc32();
#endif
/* initialize the dbgu */
initialize_dbgu();
#ifdef CONFIG_DDR2
/* Initialize MPDDR Controller */
ddramc_init();
#endif
#ifdef CONFIG_TWI
twi_init();
#endif
#ifdef CONFIG_ACT8865
/* Set ACT8865 REG power saving mode */
act8865_set_power_saving_mode();
/* Set ACT8865 output voltage */
sama5d4ek_act8865_set_reg_voltage();
/* Dsiable ACT8865 I2C interface */
if (act8865_workaround_disable_i2c())
while (1)
;
#endif
#ifdef CONFIG_PM_EXTERNAL_DEVICES
#ifdef CONFIG_MACB
/* Make PHYs to power down mode */
phys_enter_power_down();
#endif
#endif /* #ifdef CONFIG_PM_EXTERNAL_DEVICES */
}
