diff options
| author | Yung-Ching LIN <yungching0725@gmail.com> | 2017-03-29 01:51:23 +0800 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2017-04-12 18:04:44 +0200 |
| commit | fc9ade56e3eb451683a58089e32e79abb69e240e (patch) | |
| tree | d002395fc5356002fe8fb194eb6179a9c0ce08b7 /board/advantech | |
| parent | f6f7e73d4503f84723f699cd63ac18397db36858 (diff) | |
board: advantech: dms-ba16: add the PMIC configuration support
Change the PMIC bulk configuration from auto mode to sync mode to avoid the voltage shutdown issue
Signed-off-by: Ken Lin <yungching0725@gmail.com>
Acked-by: Akshay Bhat <akshay.bhat@timesys.com>
Diffstat (limited to 'board/advantech')
| -rw-r--r-- | board/advantech/dms-ba16/dms-ba16.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/board/advantech/dms-ba16/dms-ba16.c b/board/advantech/dms-ba16/dms-ba16.c index a67752f1ca..8aa7ff1659 100644 --- a/board/advantech/dms-ba16/dms-ba16.c +++ b/board/advantech/dms-ba16/dms-ba16.c @@ -534,6 +534,54 @@ static const struct boot_mode board_boot_modes[] = { }; #endif +void pmic_init(void) +{ + +#define DA9063_ADDR 0x58 +#define BCORE2_CONF 0x9D +#define BCORE1_CONF 0x9E +#define BPRO_CONF 0x9F +#define BIO_CONF 0xA0 +#define BMEM_CONF 0xA1 +#define BPERI_CONF 0xA2 +#define MODE_BIT_H 7 +#define MODE_BIT_L 6 + + uchar val; + i2c_set_bus_num(2); + + i2c_read(DA9063_ADDR, BCORE2_CONF, 1, &val, 1); + val |= (1 << MODE_BIT_H); + val &= ~(1 << MODE_BIT_L); + i2c_write(DA9063_ADDR, BCORE2_CONF , 1, &val, 1); + + i2c_read(DA9063_ADDR, BCORE1_CONF, 1, &val, 1); + val |= (1 << MODE_BIT_H); + val &= ~(1 << MODE_BIT_L); + i2c_write(DA9063_ADDR, BCORE1_CONF , 1, &val, 1); + + i2c_read(DA9063_ADDR, BPRO_CONF, 1, &val, 1); + val |= (1 << MODE_BIT_H); + val &= ~(1 << MODE_BIT_L); + i2c_write(DA9063_ADDR, BPRO_CONF , 1, &val, 1); + + i2c_read(DA9063_ADDR, BIO_CONF, 1, &val, 1); + val |= (1 << MODE_BIT_H); + val &= ~(1 << MODE_BIT_L); + i2c_write(DA9063_ADDR, BIO_CONF , 1, &val, 1); + + i2c_read(DA9063_ADDR, BMEM_CONF, 1, &val, 1); + val |= (1 << MODE_BIT_H); + val &= ~(1 << MODE_BIT_L); + i2c_write(DA9063_ADDR, BMEM_CONF , 1, &val, 1); + + i2c_read(DA9063_ADDR, BPERI_CONF, 1, &val, 1); + val |= (1 << MODE_BIT_H); + val &= ~(1 << MODE_BIT_L); + i2c_write(DA9063_ADDR, BPERI_CONF , 1, &val, 1); + +} + int board_late_init(void) { #ifdef CONFIG_CMD_BMODE @@ -563,6 +611,9 @@ int board_late_init(void) setup_ba16_sata(); #endif + /* board specific pmic init */ + pmic_init(); + return 0; } |