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pinctrl: intel: Add ~4k bias support

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All versions that have 20k and 5k resistance, i.e. all that
the driver supports, may support ~4k when the above mentioned
are connected in parallel. Add such a support.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Andy Shevchenko
2022-12-28 14:20:18 +02:00
parent a63dd601bc
commit 346c836461
1 changed files with 12 additions and 0 deletions
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drivers/pinctrl/intel/pinctrl-intel.c
+12
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@@ -577,6 +577,9 @@ static int intel_config_get_pull(struct intel_pinctrl *pctrl, unsigned int pin,
case PADCFG1_TERM_1K:
*arg = 1000;
break;
case PADCFG1_TERM_4K:
*arg = 4000;
break;
case PADCFG1_TERM_5K:
*arg = 5000;
break;
@@ -602,6 +605,9 @@ static int intel_config_get_pull(struct intel_pinctrl *pctrl, unsigned int pin,
return -EINVAL;
*arg = 1000;
break;
case PADCFG1_TERM_4K:
*arg = 4000;
break;
case PADCFG1_TERM_5K:
*arg = 5000;
break;
@@ -712,6 +718,9 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin,
case 5000:
value |= PADCFG1_TERM_5K << PADCFG1_TERM_SHIFT;
break;
case 4000:
value |= PADCFG1_TERM_4K << PADCFG1_TERM_SHIFT;
break;
case 1000:
value |= PADCFG1_TERM_1K << PADCFG1_TERM_SHIFT;
break;
@@ -734,6 +743,9 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin,
case 5000:
value |= PADCFG1_TERM_5K << PADCFG1_TERM_SHIFT;
break;
case 4000:
value |= PADCFG1_TERM_4K << PADCFG1_TERM_SHIFT;
break;
case 1000:
if (!(community->features & PINCTRL_FEATURE_1K_PD)) {
ret = -EINVAL;