pinctrl: qcom: sa8775p: Enable egpio function

Egpio feature allows IsLand Domain IOs to be reused as TLMM GPIOs.
sa8775p supports egpio feature for GPIOs ranging from 126 to 148.

Signed-off-by: Wasim Nazir <quic_wasimn@quicinc.com>
Reviewed-by: Dmitry Baryshkov <lumag@kernel.org>
Link: https://lore.kernel.org/20250312072509.3247885-3-quic_wasimn@quicinc.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

Author: Wasim Nazir

drivers/pinctrl/qcom/pinctrl-sa8775p.c

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2022,2025, Qualcomm Innovation Center, Inc. All rights reserved.
  * Copyright (c) 2023, Linaro Limited
  */
 
@@ -467,6 +467,7 @@ enum sa8775p_functions {
 	msm_mux_edp2_lcd,
 	msm_mux_edp3_hot,
 	msm_mux_edp3_lcd,
+	msm_mux_egpio,
 	msm_mux_emac0_mcg0,
 	msm_mux_emac0_mcg1,
 	msm_mux_emac0_mcg2,
@@ -744,6 +745,13 @@ static const char * const edp3_lcd_groups[] = {
 	"gpio49",
 };
 
+static const char *const egpio_groups[] = {
+	"gpio126", "gpio127", "gpio128", "gpio129", "gpio130", "gpio131",
+	"gpio132", "gpio133", "gpio134", "gpio135", "gpio136", "gpio137",
+	"gpio138", "gpio139", "gpio140", "gpio141", "gpio142", "gpio143",
+	"gpio144", "gpio145", "gpio146", "gpio147", "gpio148",
+};
+
 static const char * const emac0_mcg0_groups[] = {
 	"gpio12",
 };
@@ -1209,6 +1217,7 @@ static const struct pinfunction sa8775p_functions[] = {
 	MSM_PIN_FUNCTION(edp2_lcd),
 	MSM_PIN_FUNCTION(edp3_hot),
 	MSM_PIN_FUNCTION(edp3_lcd),
+	MSM_PIN_FUNCTION(egpio),
 	MSM_PIN_FUNCTION(emac0_mcg0),
 	MSM_PIN_FUNCTION(emac0_mcg1),
 	MSM_PIN_FUNCTION(emac0_mcg2),
@@ -1454,29 +1463,29 @@ static const struct msm_pingroup sa8775p_groups[] = {
 	[123] = PINGROUP(123, hs2_mi2s, phase_flag, _, _, _, _, _, _, _),
 	[124] = PINGROUP(124, hs2_mi2s, phase_flag, _, _, _, _, _, _, _),
 	[125] = PINGROUP(125, hs2_mi2s, phase_flag, _, _, _, _, _, _, _),
-	[126] = PINGROUP(126, _, _, _, _, _, _, _, _, _),
-	[127] = PINGROUP(127, _, _, _, _, _, _, _, _, _),
-	[128] = PINGROUP(128, _, _, _, _, _, _, _, _, _),
-	[129] = PINGROUP(129, _, _, _, _, _, _, _, _, _),
-	[130] = PINGROUP(130, _, _, _, _, _, _, _, _, _),
-	[131] = PINGROUP(131, _, _, _, _, _, _, _, _, _),
-	[132] = PINGROUP(132, _, _, _, _, _, _, _, _, _),
-	[133] = PINGROUP(133, _, _, _, _, _, _, _, _, _),
-	[134] = PINGROUP(134, _, _, _, _, _, _, _, _, _),
-	[135] = PINGROUP(135, _, _, _, _, _, _, _, _, _),
-	[136] = PINGROUP(136, _, _, _, _, _, _, _, _, _),
-	[137] = PINGROUP(137, _, _, _, _, _, _, _, _, _),
-	[138] = PINGROUP(138, _, _, _, _, _, _, _, _, _),
-	[139] = PINGROUP(139, _, _, _, _, _, _, _, _, _),
-	[140] = PINGROUP(140, _, _, _, _, _, _, _, _, _),
-	[141] = PINGROUP(141, _, _, _, _, _, _, _, _, _),
-	[142] = PINGROUP(142, _, _, _, _, _, _, _, _, _),
-	[143] = PINGROUP(143, _, _, _, _, _, _, _, _, _),
-	[144] = PINGROUP(144, dbg_out, _, _, _, _, _, _, _, _),
-	[145] = PINGROUP(145, _, _, _, _, _, _, _, _, _),
-	[146] = PINGROUP(146, _, _, _, _, _, _, _, _, _),
-	[147] = PINGROUP(147, _, _, _, _, _, _, _, _, _),
-	[148] = PINGROUP(148, _, _, _, _, _, _, _, _, _),
+	[126] = PINGROUP(126, _, _, _, _, _, _, _, _, egpio),
+	[127] = PINGROUP(127, _, _, _, _, _, _, _, _, egpio),
+	[128] = PINGROUP(128, _, _, _, _, _, _, _, _, egpio),
+	[129] = PINGROUP(129, _, _, _, _, _, _, _, _, egpio),
+	[130] = PINGROUP(130, _, _, _, _, _, _, _, _, egpio),
+	[131] = PINGROUP(131, _, _, _, _, _, _, _, _, egpio),
+	[132] = PINGROUP(132, _, _, _, _, _, _, _, _, egpio),
+	[133] = PINGROUP(133, _, _, _, _, _, _, _, _, egpio),
+	[134] = PINGROUP(134, _, _, _, _, _, _, _, _, egpio),
+	[135] = PINGROUP(135, _, _, _, _, _, _, _, _, egpio),
+	[136] = PINGROUP(136, _, _, _, _, _, _, _, _, egpio),
+	[137] = PINGROUP(137, _, _, _, _, _, _, _, _, egpio),
+	[138] = PINGROUP(138, _, _, _, _, _, _, _, _, egpio),
+	[139] = PINGROUP(139, _, _, _, _, _, _, _, _, egpio),
+	[140] = PINGROUP(140, _, _, _, _, _, _, _, _, egpio),
+	[141] = PINGROUP(141, _, _, _, _, _, _, _, _, egpio),
+	[142] = PINGROUP(142, _, _, _, _, _, _, _, _, egpio),
+	[143] = PINGROUP(143, _, _, _, _, _, _, _, _, egpio),
+	[144] = PINGROUP(144, dbg_out, _, _, _, _, _, _, _, egpio),
+	[145] = PINGROUP(145, _, _, _, _, _, _, _, _, egpio),
+	[146] = PINGROUP(146, _, _, _, _, _, _, _, _, egpio),
+	[147] = PINGROUP(147, _, _, _, _, _, _, _, _, egpio),
+	[148] = PINGROUP(148, _, _, _, _, _, _, _, _, egpio),
 	[149] = UFS_RESET(ufs_reset, 0x1a2000),
 	[150] = SDC_QDSD_PINGROUP(sdc1_rclk, 0x199000, 15, 0),
 	[151] = SDC_QDSD_PINGROUP(sdc1_clk, 0x199000, 13, 6),
@@ -1511,6 +1520,7 @@ static const struct msm_pinctrl_soc_data sa8775p_pinctrl = {
 	.ngpios = 150,
 	.wakeirq_map = sa8775p_pdc_map,
 	.nwakeirq_map = ARRAY_SIZE(sa8775p_pdc_map),
+	.egpio_func = 9,
 };
 
 static int sa8775p_pinctrl_probe(struct platform_device *pdev)