LM
/
u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

nmhw21,26: init pmic based on hw type

This commit is contained in:
Rene Straub 2020-06-15 14:18:32 +02:00
parent a02c9b9da3
commit 7336361d5c
1 changed files with 30 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
board/nm/nmhw21/board.c
View File

@ -150,6 +150,8 @@ static int hw_rev = -1;
static int hw_patch = -1;
static int hw_type = -1;
static char hw_variant_name[64];
#else
static int hw_type = -1;
#endif
#if !defined(CONFIG_SPL_BUILD)
@ -444,10 +446,12 @@ static void init_pmic_spl(void)
bus = da9063_claim_i2c_bus();
/* Fix old configs (mainly prototype boards) */
if (hw_type == 21) {
pmic_fix_config();
/* Disable automatic mode switching */
pmic_disable_auto_mode();
}
/* Enable +3V3_GNSS (LDO6) */
(void)da9063_set_reg(PMIC_REG_LDO6_CONT, PMIC_LDOx_EN_MASK);
@ -459,8 +463,14 @@ static void init_pmic_spl(void)
pmic_ignition_gate_on();
/* Trim RTC to compensate +18ppm crystal deviation */
if (hw_type == 21) {
/* hw21: trim RTC to compensate +18ppm crystal deviation */
(void)da9063_set_reg(PMIC_REG_TRIM_CLDR, (-18*10)/19);
}
else {
/* hw26 does not need trimming */
(void)da9063_set_reg(PMIC_REG_TRIM_CLDR, 0);
}
da9063_release_i2c_bus(bus);
}
@ -520,6 +530,18 @@ void check_pmic_reset_reason(unsigned int reset_reason_shm_location)
#endif
static void init_bd_spl(void)
{
hw_type = 21; /* Assume hw21, unless BD tells different */
if (read_eeprom() >= 0) {
bd_get_hw_type(&hw_type);
}
else {
puts("Could not get board ID.\n");
}
}
void am33xx_spl_board_init(void)
{
/* Set CPU speed to 600 MHz (fix) */
@ -531,6 +553,9 @@ void am33xx_spl_board_init(void)
/* Configure both I2C buses used */
init_i2c();
/* Get board descriptor */
init_bd_spl();
/* Setup PMIC */
init_pmic_spl();