Commit e43212e0 authored by Eliav Farber's avatar Eliav Farber Committed by Guenter Roeck
Browse files

hwmon: (mr75203) enable polling for all VM channels 



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: 9d823351 ("hwmon: Add hardware monitoring driver for Moortec MR75203 PVT controller")
Signed-off-by: default avatarEliav Farber <farbere@amazon.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220908152449.35457-7-farbere@amazon.com


Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent 91a9e063

drivers/hwmon/mr75203.c

+13 −0
Original line number Diff line number Diff line
@@ -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;