berlin_tools/bootloader/common/chip/as370/A0/board_init_common.c

#include "common.h"
#include "gpio.h"
#include "board_init.h"

#include "board_config.h"

#include "diag_pll.h"
#include "pin_init.h"
#include "pinmux_setting.h"
#include "Galois_memmap.h"
#include "global.h"
#include "i2c_driver.h"
#include "gpio.h"

#if defined(PV_COMP)
#include "pv_comp.h"
#include "chip_voltage_info.h"
#include "pmic_select.h"
#endif

/*
 * Initiailize GPIOs used by bootloader.
 */
static int board_gpio_init(void)
{
	GPIO_PortSetInOut(BUTTON_GPIO, 1); // set gpio button to input
	return 0;
}

typedef enum {
	VPP_CFG_CASE_A = 0,
	VPP_CFG_CASE_B = 1,
}VPP_CFG_CASE;


int detect_reset_state(void)
{
	unsigned int value, warm_boot = 0;
	GA_REG_WORD32_READ(MEMMAP_CHIP_CTRL_REG_BASE + RA_Gbl_CHIP_RESET_TRACKER, &value);

	// Bit 0 is used for usb boot
	// Bit 1 is used for other purpose
	// Bit 2 is used for reset state
	if ((value & (1 << 2)) == 0) {
		lgpl_printf("chip is cold boot.\n");
	} else {
		lgpl_printf("chip is warm boot.\n");
		warm_boot = 1;
	}

	value |= 0x1 << 2;
	GA_REG_WORD32_WRITE(MEMMAP_CHIP_CTRL_REG_BASE + RA_Gbl_CHIP_RESET_TRACKER, value);

	return warm_boot;
}

static void set_usbphy_reg(void)
{
	//here apply diag usbphy setting D
	writel(0x0EB35E84, 0xF7ED8000);
	writel(0x80F99004, 0xF7ED8004);
}

static void pinmux_init(void)
{
	unsigned int i = 0;
	unsigned int num = sizeof(pinmux_table)/sizeof(pinmux_table_t);
	for(i = 0; i < num; i++) {
		pinmux_write(pinmux_table[i].index, pinmux_table[i].value);
	}
	pinmux_display();
}


#if defined(PV_COMP)
extern void pv_comp(int cpu_pll, int vmeta_pll);
#endif
/**
 * Board specific initialization
 */
void board_init(void)
{
	//int ret;

	pinmux_init();
	pin_init();
	set_usbphy_reg();

	board_gpio_init();

#if defined(PV_COMP)
	CLOCKO_t cpuclock;
extern void delay_ms(unsigned int ms);
extern const dvfs_ops_t sy8824b_ops;
extern const dvfs_ops_t sy20276_ops;
extern const dvfs_ops_t sy20278_ops;

	/* wait for bus to be idle after pimux settings for i2c */
	delay_ms(1);

	if (sy8824b_ops.get_vcpu_volt() > 0) {
		lgpl_printf("PMIC detected with SY8824B\n");
		set_pmic_id(SY8824B);
		goto pv_comp;
	}

	if (sy20276_ops.get_vcpu_volt()> 0) {
		lgpl_printf("PMIC detected with SY20276\n");
		set_pmic_id(SY20276);
		goto pv_comp;
	}

	if (sy20278_ops.get_vcpu_volt()> 0) {
		lgpl_printf("PMIC detected with SY20278\n");
		set_pmic_id(SY20278);
	}

pv_comp:
	cpuclock = diag_get_cpupll();
	lgpl_printf("cpupll: %d\n", cpuclock.clocko);

	pv_comp(cpuclock.clocko, 0);
#endif
	return;
}