diff options
Diffstat (limited to 'board/samsung')
| -rw-r--r-- | board/samsung/universal_c210/universal.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/board/samsung/universal_c210/universal.c b/board/samsung/universal_c210/universal.c index d0ff834..90fff5c 100644 --- a/board/samsung/universal_c210/universal.c +++ b/board/samsung/universal_c210/universal.c @@ -58,13 +58,13 @@ int board_init(void) gd->bd->bi_arch_number = MACH_TYPE_UNIVERSAL_C210; gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; - check_hw_revision(); - printf("HW Revision:\t0x%x\n", board_rev); - #if defined(CONFIG_PMIC) pmic_init(); #endif + check_hw_revision(); + printf("HW Revision:\t0x%x\n", board_rev); + return 0; } @@ -109,10 +109,27 @@ static unsigned short get_adc_value(int channel) return ret; } +static int adc_power_control(int on) +{ + int ret; + struct pmic *p = get_pmic(); + + if (pmic_probe(p)) + return -1; + + ret = pmic_set_output(p, + MAX8998_REG_ONOFF1, + MAX8998_LDO4, !!on); + + return ret; +} + static unsigned int get_hw_revision(void) { int hwrev, mode0, mode1; + adc_power_control(1); + mode0 = get_adc_value(1); /* HWREV_MODE0 */ mode1 = get_adc_value(2); /* HWREV_MODE1 */ @@ -135,6 +152,8 @@ static unsigned int get_hw_revision(void) debug("mode0: %d, mode1: %d, hwrev 0x%x\n", mode0, mode1, hwrev); + adc_power_control(0); + return hwrev; } |