diff options
Diffstat (limited to 'board/toradex/apalis_imx6/pf0100.c')
| -rw-r--r-- | board/toradex/apalis_imx6/pf0100.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/board/toradex/apalis_imx6/pf0100.c b/board/toradex/apalis_imx6/pf0100.c index 0a1fb70635..6a4cb4ebca 100644 --- a/board/toradex/apalis_imx6/pf0100.c +++ b/board/toradex/apalis_imx6/pf0100.c @@ -22,6 +22,8 @@ /* define for PMIC register dump */ /*#define DEBUG */ +#define WARNBAR "@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@\n" + /* use Apalis GPIO1 to switch on VPGM, ON: 1 */ static iomux_v3_cfg_t const pmic_prog_pads[] = { MX6_PAD_NANDF_D4__GPIO2_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), @@ -40,6 +42,54 @@ unsigned pmic_init(void) puts("i2c bus failed\n"); return 0; } + + /* check for errors in PMIC fuses */ + if (i2c_read(PFUZE100_I2C_ADDR, PFUZE100_INTSTAT3, 1, &val, 1) < 0) { + puts("i2c pmic INTSTAT3 register read failed\n"); + return 0; + } + if (val & PFUZE100_BIT_OTP_ECCI) { + puts("\n"WARNBAR); + puts("WARNING: ecc errors found in pmic fuse banks\n"); + puts(WARNBAR); + } + if (i2c_read(PFUZE100_I2C_ADDR, PFUZE100_OTP_ECC_SE1, 1, &val, 1) < 0) { + puts("i2c pmic ECC_SE1 register read failed\n"); + return 0; + } + if (val & PFUZE100_BITS_ECC_SE1) { + puts(WARNBAR); + puts("WARNING: ecc has made bit corrections in banks 1 to 5\n"); + puts(WARNBAR); + } + if (i2c_read(PFUZE100_I2C_ADDR, PFUZE100_OTP_ECC_SE2, 1, &val, 1) < 0) { + puts("i2c pmic ECC_SE2 register read failed\n"); + return 0; + } + if (val & PFUZE100_BITS_ECC_SE2) { + puts(WARNBAR); + puts("WARNING: ecc has made bit corrections in banks 6 to 10\n"); + puts(WARNBAR); + } + if (i2c_read(PFUZE100_I2C_ADDR, PFUZE100_OTP_ECC_DE1, 1, &val, 1) < 0) { + puts("i2c pmic ECC_DE register read failed\n"); + return 0; + } + if (val & PFUZE100_BITS_ECC_DE1) { + puts(WARNBAR); + puts("ERROR: banks 1 to 5 have uncorrectable bits\n"); + puts(WARNBAR); + } + if (i2c_read(PFUZE100_I2C_ADDR, PFUZE100_OTP_ECC_DE2, 1, &val, 1) < 0) { + puts("i2c pmic ECC_DE register read failed\n"); + return 0; + } + if (val & PFUZE100_BITS_ECC_DE2) { + puts(WARNBAR); + puts("ERROR: banks 6 to 10 have uncorrectable bits\n"); + puts(WARNBAR); + } + /* get device ident */ if (i2c_read(PFUZE100_I2C_ADDR, PFUZE100_DEVICEID, 1, &devid, 1) < 0) { puts("i2c pmic devid read failed\n"); |