mediatek: pinctrl-mt7988: add pinconf map

Add pull-up/pull-down configuration for pins of MT7988.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

2 files changed, 147 insertions, 0 deletions

diff --git a/target/linux/mediatek/files-6.1/drivers/pinctrl/mediatek/pinctrl-mt7988.c b/target/linux/mediatek/files-6.1/drivers/pinctrl/mediatek/pinctrl-mt7988.c
index 49c0be1bba..2fe17462db 100644
--- a/target/linux/mediatek/files-6.1/drivers/pinctrl/mediatek/pinctrl-mt7988.c
+++ b/target/linux/mediatek/files-6.1/drivers/pinctrl/mediatek/pinctrl-mt7988.c
@@ -596,6 +596,51 @@ static const struct mtk_pin_field_calc mt7988_pin_r1_range[] = {
 	PIN_FIELD_BASE(83, 83, 1, 0x90, 0x10, 15, 1),
 };
 
+static const unsigned int mt7988_pull_type[] = {
+	MTK_PULL_PUPD_R1R0_TYPE,/*0*/ MTK_PULL_PUPD_R1R0_TYPE,/*1*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*2*/ MTK_PULL_PUPD_R1R0_TYPE,/*3*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*4*/ MTK_PULL_PUPD_R1R0_TYPE,/*5*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*6*/ MTK_PULL_PU_PD_TYPE,    /*7*/
+	MTK_PULL_PU_PD_TYPE,    /*8*/ MTK_PULL_PU_PD_TYPE,    /*9*/
+	MTK_PULL_PU_PD_TYPE,    /*10*/ MTK_PULL_PUPD_R1R0_TYPE,/*11*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*12*/ MTK_PULL_PU_PD_TYPE,    /*13*/
+	MTK_PULL_PU_PD_TYPE,    /*14*/ MTK_PULL_PD_TYPE,       /*15*/
+	MTK_PULL_PD_TYPE,       /*16*/ MTK_PULL_PD_TYPE,       /*17*/
+	MTK_PULL_PD_TYPE,       /*18*/ MTK_PULL_PUPD_R1R0_TYPE,/*19*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*20*/ MTK_PULL_PUPD_R1R0_TYPE,/*21*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*22*/ MTK_PULL_PUPD_R1R0_TYPE,/*23*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*24*/ MTK_PULL_PUPD_R1R0_TYPE,/*25*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*26*/ MTK_PULL_PUPD_R1R0_TYPE,/*27*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*28*/ MTK_PULL_PUPD_R1R0_TYPE,/*29*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*30*/ MTK_PULL_PUPD_R1R0_TYPE,/*31*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*32*/ MTK_PULL_PUPD_R1R0_TYPE,/*33*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*34*/ MTK_PULL_PUPD_R1R0_TYPE,/*35*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*36*/ MTK_PULL_PUPD_R1R0_TYPE,/*37*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*38*/ MTK_PULL_PUPD_R1R0_TYPE,/*39*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*40*/ MTK_PULL_PUPD_R1R0_TYPE,/*41*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*42*/ MTK_PULL_PUPD_R1R0_TYPE,/*43*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*44*/ MTK_PULL_PUPD_R1R0_TYPE,/*45*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*46*/ MTK_PULL_PUPD_R1R0_TYPE,/*47*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*48*/ MTK_PULL_PUPD_R1R0_TYPE,/*49*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*50*/ MTK_PULL_PUPD_R1R0_TYPE,/*51*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*52*/ MTK_PULL_PUPD_R1R0_TYPE,/*53*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*54*/ MTK_PULL_PUPD_R1R0_TYPE,/*55*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*56*/ MTK_PULL_PUPD_R1R0_TYPE,/*57*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*58*/ MTK_PULL_PUPD_R1R0_TYPE,/*59*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*60*/ MTK_PULL_PUPD_R1R0_TYPE,/*61*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*62*/ MTK_PULL_PU_PD_TYPE,    /*63*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*64*/ MTK_PULL_PUPD_R1R0_TYPE,/*65*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*66*/ MTK_PULL_PUPD_R1R0_TYPE,/*67*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*68*/ MTK_PULL_PUPD_R1R0_TYPE,/*69*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*70*/ MTK_PULL_PD_TYPE,       /*71*/
+	MTK_PULL_PD_TYPE,       /*72*/ MTK_PULL_PUPD_R1R0_TYPE,/*73*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*74*/ MTK_PULL_PU_PD_TYPE,    /*75*/
+	MTK_PULL_PU_PD_TYPE,    /*76*/ MTK_PULL_PU_PD_TYPE,    /*77*/
+	MTK_PULL_PU_PD_TYPE,    /*78*/ MTK_PULL_PU_PD_TYPE,    /*79*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*80*/ MTK_PULL_PUPD_R1R0_TYPE,/*81*/
+	MTK_PULL_PUPD_R1R0_TYPE,/*82*/ MTK_PULL_PUPD_R1R0_TYPE,/*83*/
+};
+
 static const struct mtk_pin_reg_calc mt7988_reg_cals[] = {
 	[PINCTRL_PIN_REG_MODE] = MTK_RANGE(mt7988_pin_mode_range),
 	[PINCTRL_PIN_REG_DIR] = MTK_RANGE(mt7988_pin_dir_range),
@@ -1433,6 +1478,9 @@ static struct mtk_pin_soc mt7988_data = {
 	.bias_disable_get = mtk_pinconf_bias_disable_get,
 	.bias_set = mtk_pinconf_bias_set,
 	.bias_get = mtk_pinconf_bias_get,
+	.pull_type = mt7988_pull_type,
+	.bias_set_combo = mtk_pinconf_bias_set_combo,
+	.bias_get_combo = mtk_pinconf_bias_get_combo,
 	.drive_set = mtk_pinconf_drive_set_rev1,
 	.drive_get = mtk_pinconf_drive_get_rev1,
 	.adv_pull_get = mtk_pinconf_adv_pull_get,
diff --git a/target/linux/mediatek/patches-6.1/351-pinctrl-add-mt7988-pd-pulltype-support.patch b/target/linux/mediatek/patches-6.1/351-pinctrl-add-mt7988-pd-pulltype-support.patch
new file mode 100644
index 0000000000..1fcb1e64c7
--- /dev/null
+++ b/target/linux/mediatek/patches-6.1/351-pinctrl-add-mt7988-pd-pulltype-support.patch
@@ -0,0 +1,99 @@
+--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
++++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
+@@ -601,6 +601,30 @@ out:
+ 	return err;
+ }
+ 
++static int mtk_pinconf_bias_set_pd(struct mtk_pinctrl *hw,
++				const struct mtk_pin_desc *desc,
++				u32 pullup, u32 arg)
++{
++    int err, pd;
++
++	if (arg == MTK_DISABLE)
++		pd = 0;
++	else if ((arg == MTK_ENABLE) && pullup)
++		pd = 0;
++	else if ((arg == MTK_ENABLE) && !pullup)
++		pd = 1;
++	else {
++		err = -EINVAL;
++		goto out;
++	}
++
++	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_PD, pd);
++
++out:
++	return err;
++
++}
++
+ static int mtk_pinconf_bias_set_pullsel_pullen(struct mtk_pinctrl *hw,
+ 				const struct mtk_pin_desc *desc,
+ 				u32 pullup, u32 arg)
+@@ -755,6 +779,12 @@ int mtk_pinconf_bias_set_combo(struct mt
+ 			return err;
+ 	}
+ 
++	if (try_all_type & MTK_PULL_PD_TYPE) {
++		err = mtk_pinconf_bias_set_pd(hw, desc, pullup, arg);
++		if (!err)
++			return err;
++    }
++
+ 	if (try_all_type & MTK_PULL_PU_PD_TYPE) {
+ 		err = mtk_pinconf_bias_set_pu_pd(hw, desc, pullup, arg);
+ 		if (!err)
+@@ -875,6 +905,29 @@ out:
+ 	return err;
+ }
+ 
++static int mtk_pinconf_bias_get_pd(struct mtk_pinctrl *hw,
++				const struct mtk_pin_desc *desc,
++				u32 *pullup, u32 *enable)
++{
++	int err, pd;
++
++	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_PD, &pd);
++	if (err)
++		goto out;
++
++	if (pd == 0) {
++		*pullup = 0;
++		*enable = MTK_DISABLE;
++	} else if (pd == 1) {
++		*pullup = 0;
++		*enable = MTK_ENABLE;
++	} else
++		err = -EINVAL;
++
++out:
++	return err;
++}
++
+ static int mtk_pinconf_bias_get_pullsel_pullen(struct mtk_pinctrl *hw,
+ 				const struct mtk_pin_desc *desc,
+ 				u32 *pullup, u32 *enable)
+@@ -943,6 +996,12 @@ int mtk_pinconf_bias_get_combo(struct mt
+ 		if (!err)
+ 			return err;
+ 	}
++
++	if (try_all_type & MTK_PULL_PD_TYPE) {
++		err = mtk_pinconf_bias_get_pd(hw, desc, pullup, enable);
++		if (!err)
++			return err;
++	}
+ 
+ 	if (try_all_type & MTK_PULL_PU_PD_TYPE) {
+ 		err = mtk_pinconf_bias_get_pu_pd(hw, desc, pullup, enable);
+--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h
++++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h
+@@ -24,6 +24,7 @@
+  * turned on/off itself. But it can't be selected pull up/down
+  */
+ #define MTK_PULL_RSEL_TYPE		BIT(3)
++#define MTK_PULL_PD_TYPE        BIT(4)
+ /* MTK_PULL_PU_PD_RSEL_TYPE is a type which is controlled by
+  * MTK_PULL_PU_PD_TYPE and MTK_PULL_RSEL_TYPE.
+  */