int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
{
if (pmic_reg(p, reg, val, 0))
return -1;
return 0;
}
/***************************************
* update_flag=0, BOOT_NORMAL
* update_flag=1, BOOT_SYSTEM_UPGRADE
* update_flag=2, BOOT_OTA
****************************************/
int recovery_handle(void)
{
unsigned int val = 0;
unsigned int reg1 = 0;
unsigned int reg2 = 0;
struct spi_slave *slave;
if (share_region->flags.uboot_flag != BOOT_NORMAL)
goto out;
/* No power key any more*/
#if 0
slave = spi_pmic_probe();
val = pmic_reg(slave, 3, 0, 0);
val = (val & 0x000004) >> 2;
#endif
mxc_request_iomux(MX50_PIN_KEY_COL3, IOMUX_CONFIG_ALT1);
mxc_request_iomux(MX50_PIN_KEY_ROW0, IOMUX_CONFIG_ALT1);
reg1 = readl(GPIO4_BASE_ADDR);
reg1 &= 0x00000040;
reg2 = readl(GPIO4_BASE_ADDR);
reg2 &= 0x00000002;
#if 0
printf("val = %d\n", val);
if ((reg1 && reg2) != 1 && (val == 1))
clear_flags();
#endif
if (1 == (reg1 && reg2))
share_region->flags.uboot_flag = BOOT_SYSTEM_UPGRADE;
out:
save_share_region();
printf("share_region = %d\n", share_region->flags.uboot_flag);
return share_region->flags.uboot_flag;
}
int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
{
if (pmic_reg(p, reg, &val, 1))
return -1;
return 0;
}
void show_pmic_info(struct spi_slave *slave)
{
volatile u32 rev_id;
if (!slave)
return;
rev_id = pmic_reg(slave, 7, 0, 0);
debug("PMIC ID: 0x%08x [Rev: ", rev_id);
switch (rev_id & 0x1F) {
case 0x1:
printf("1.0");
break;
case 0x9:
printf("1.1");
break;
case 0xA:
printf("1.2");
break;
case 0x10:
printf("2.0");
break;
case 0x11:
printf("2.1");
break;
case 0x18:
printf("3.0");
break;
case 0x19:
printf("3.1");
break;
case 0x1A:
printf("3.2");
break;
case 0x2:
printf("3.2A");
break;
case 0x1B:
printf("3.3");
break;
case 0x1D:
printf("3.5");
break;
default:
printf("unknown");
break;
}
printf("]\n");
}
int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
{
return pmic_reg(p, reg, val, 0);
}
int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
{
return pmic_reg(p, reg, &val, 1);
}
u32 pmic_reg_read(u32 reg)
{
return pmic_reg(reg, 0, 0);
}
void pmic_reg_write(u32 reg, u32 value)
{
pmic_reg(reg, value, 1);
}
