diff options
| author | Eliav Farber <farbere@amazon.com> | 2022-09-08 15:24:34 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-15 11:30:07 +0200 |
| commit | 7aa57d869e4a5861df4f5171d9b92f4678215536 (patch) | |
| tree | 938b74b00497e0fb35b09eb086e1e003d2d26b4a | |
| parent | 5e0fddad71003267d3356be66e307de2571164c7 (diff) | |
| download | linux-7aa57d869e4a5861df4f5171d9b92f4678215536.tar.gz linux-7aa57d869e4a5861df4f5171d9b92f4678215536.tar.bz2 linux-7aa57d869e4a5861df4f5171d9b92f4678215536.zip | |
hwmon: (mr75203) enable polling for all VM channels
[ Upstream commit e43212e0f55dc2d6b15d6c174cc0a64b25fab5e7 ]
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: 9d823351a337 ("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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/hwmon/mr75203.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/hwmon/mr75203.c b/drivers/hwmon/mr75203.c index e62fae1491c8..05da83841536 100644 --- a/drivers/hwmon/mr75203.c +++ b/drivers/hwmon/mr75203.c @@ -398,6 +398,19 @@ 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; |