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hwmon: (mr75203) enable polling for all VM channels

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Configure ip-polling register to enable polling for all voltage monitor
channels.
This enables reading the voltage values for all inputs other than just
input 0.

Fixes: 9d823351a3 ("hwmon: Add hardware monitoring driver for Moortec MR75203 PVT controller")
Signed-off-by: Eliav Farber <farbere@amazon.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220908152449.35457-7-farbere@amazon.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Eliav Farber 2022-09-08 15:24:34 +00:00 committed by Guenter Roeck
parent 91a9e063cd
commit e43212e0f5
1 changed files with 13 additions and 0 deletions
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13
drivers/hwmon/mr75203.c
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@ -388,6 +388,19 @@ static int pvt_init(struct pvt_device *pvt)
if (ret)
return ret;
val = (BIT(pvt->c_num) - 1) | VM_CH_INIT |
IP_POLL << SDIF_ADDR_SFT | SDIF_WRN_W | SDIF_PROG;
ret = regmap_write(v_map, SDIF_W, val);
if (ret < 0)
return ret;
ret = regmap_read_poll_timeout(v_map, SDIF_STAT,
val, !(val & SDIF_BUSY),
PVT_POLL_DELAY_US,
PVT_POLL_TIMEOUT_US);
if (ret)
return ret;
val = CFG1_VOL_MEAS_MODE | CFG1_PARALLEL_OUT |
CFG1_14_BIT | IP_CFG << SDIF_ADDR_SFT |
SDIF_WRN_W | SDIF_PROG;