Commit 4cbf2b66 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Mika Westerberg
Browse files

pinctrl: intel: Add a human readable decoder for pull bias values 



Add a human readable decoder for pull bias values in the comment.

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
parent 9852d85e

drivers/pinctrl/intel/pinctrl-intel.c

+12 −0
Original line number Diff line number Diff line
@@ -85,6 +85,18 @@ 
#define PADCFG1_TERM_UP			BIT(13)

#define PADCFG1_TERM_SHIFT		10

#define PADCFG1_TERM_MASK		GENMASK(12, 10)

/*

 * Bit 0  Bit 1  Bit 2			Value, Ohms

 *

 *   0      0      0			-

 *   0      0      1			20000

 *   0      1      0			5000

 *   0      1      1			~4000

 *   1      0      0			1000 (if supported)

 *   1      0      1			~952 (if supported)

 *   1      1      0			~833 (if supported)

 *   1      1      1			~800 (if supported)

 */

#define PADCFG1_TERM_20K		BIT(2)

#define PADCFG1_TERM_5K			BIT(1)

#define PADCFG1_TERM_4K			(BIT(2) | BIT(1))