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

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

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Andy Shevchenko
2024-10-24 18:10:44 +03:00
committed by Mika Westerberg
parent 9852d85ec9
commit 4cbf2b660f
1 changed files with 12 additions and 0 deletions
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12
drivers/pinctrl/intel/pinctrl-intel.c
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@@ -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))