static int loco_pmic_init(void)
{
struct mc34708 *mc34708;
int rev;
mc34708 = mc34708_get();
if (!mc34708) {
/* so we have a DA9053 based board */
printf("MCIMX53-START board 1.0\n");
armlinux_set_revision(loco_system_rev);
return 0;
}
/* get the board revision from fuse */
rev = readl(MX53_IIM_BASE_ADDR + 0x878);
set_board_rev(rev);
printf("MCIMX53-START-R board 1.0 rev %c\n", (rev == 1) ? 'A' : 'B' );
armlinux_set_revision(loco_system_rev);
return 0;
}
static int f3s_pmic_init(void)
{
struct mc13xxx *mc13xxx;
struct mc9sdz60 *mc9sdz60;
int rev;
mc13xxx = mc13xxx_get();
if (!mc13xxx) {
printf("FAILED to get PMIC handle!\n");
return 0;
}
rev = f3s_get_rev(mc13xxx);
switch (rev) {
case MX35PDK_BOARD_REV_1:
break;
case MX35PDK_BOARD_REV_2:
f3s_pmic_init_v2(mc13xxx);
break;
default:
printf("FAILED to identify board revision!\n");
return 0;
}
set_board_rev(rev);
printf("i.MX35 PDK CPU board version %d.\n", rev );
mc9sdz60 = mc9sdz60_get();
if (!mc9sdz60) {
printf("FAILED to get mc9sdz60 handle!\n");
return 0;
}
f3s_pmic_init_all(mc9sdz60);
armlinux_set_revision(imx35_3ds_system_rev);
return 0;
}
static int loco_late_init(void)
{
struct mc13xxx *mc34708;
int rev;
if (!of_machine_is_compatible("fsl,imx53-qsb") &&
!of_machine_is_compatible("fsl,imx53-qsrb"))
return 0;
mc34708 = mc13xxx_get();
if (mc34708) {
unsigned int val;
int ret;
/* get the board revision from fuse */
rev = readl(MX53_IIM_BASE_ADDR + 0x878);
set_board_rev(rev);
printf("MCIMX53-START-R board 1.0 rev %c\n", (rev == 1) ? 'A' : 'B' );
barebox_set_hostname("loco-r");
armlinux_set_revision(loco_system_rev);
/* Set VDDGP to 1.25V for 1GHz on SW1 */
mc13xxx_reg_read(mc34708, MC13892_REG_SW_0, &val);
val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_250V_MC34708;
ret = mc13xxx_reg_write(mc34708, MC13892_REG_SW_0, val);
if (ret) {
printf("Writing to REG_SW_0 failed: %d\n", ret);
return ret;
}
/* Set VCC as 1.30V on SW2 */
mc13xxx_reg_read(mc34708, MC13892_REG_SW_1, &val);
val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_300V_MC34708;
ret = mc13xxx_reg_write(mc34708, MC13892_REG_SW_1, val);
if (ret) {
printf("Writing to REG_SW_1 failed: %d\n", ret);
return ret;
}
/* Set global reset timer to 4s */
mc13xxx_reg_read(mc34708, MC13892_REG_POWER_CTL2, &val);
val = (val & ~TIMER_MASK_MC34708) | TIMER_4S_MC34708;
ret = mc13xxx_reg_write(mc34708, MC13892_REG_POWER_CTL2, val);
if (ret) {
printf("Writing to REG_POWER_CTL2 failed: %d\n", ret);
return ret;
}
/* Set VUSBSEL and VUSBEN for USB PHY supply*/
mc13xxx_reg_read(mc34708, MC13892_REG_MODE_0, &val);
val |= (VUSBSEL_MC34708 | VUSBEN_MC34708);
ret = mc13xxx_reg_write(mc34708, MC13892_REG_MODE_0, val);
if (ret) {
printf("Writing to REG_MODE_0 failed: %d\n", ret);
return ret;
}
/* Set SWBST to 5V in auto mode */
val = SWBST_AUTO;
ret = mc13xxx_reg_write(mc34708, SWBST_CTRL, val);
if (ret) {
printf("Writing to SWBST_CTRL failed: %d\n", ret);
return ret;
}
} else {
/* so we have a DA9053 based board */
printf("MCIMX53-START board 1.0\n");
barebox_set_hostname("loco");
armlinux_set_revision(loco_system_rev);
}
/* USB PWR enable */
gpio_direction_output(MX53_LOCO_USB_PWREN, 0);
gpio_set_value(MX53_LOCO_USB_PWREN, 1);
loco_fec_reset();
set_silicon_rev(imx_silicon_revision());
armlinux_set_architecture(MACH_TYPE_MX53_LOCO);
imx53_bbu_internal_mmc_register_handler("mmc", "/dev/mmc0",
BBU_HANDLER_FLAG_DEFAULT);
return 0;
}
