kernel/0050-feat-Support-tca6416-for-csi-reset.patch

From 358dee79d0a821248a65f7710e7c513eaf2ad12c Mon Sep 17 00:00:00 2001
From: lilijun <lilijun@eswincomputing.com>
Date: Thu, 13 Jun 2024 14:17:37 +0800
Subject: [PATCH 050/219] feat:Support tca6416 for csi reset

Changelogs:
1.Enable tca6416 gpio expaner
2.Sensor reset needed
---
 arch/riscv/boot/dts/eswin/eic7700-evb-a2.dts | 23 +++++++++++++++++++-
 arch/riscv/boot/dts/eswin/eic7700-evb.dts    | 23 +++++++++++++++++++-
 2 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/boot/dts/eswin/eic7700-evb-a2.dts b/arch/riscv/boot/dts/eswin/eic7700-evb-a2.dts
index 93e0e29bf2c7..7a3702e88b19 100644
--- a/arch/riscv/boot/dts/eswin/eic7700-evb-a2.dts
+++ b/arch/riscv/boot/dts/eswin/eic7700-evb-a2.dts
@@ -770,7 +770,28 @@ &d0_i2c7 {
 
 &d0_i2c8 {
 	/* io extended for mipi csi */
-	status = "disabled";
+	status = "okay";
+	tca6416_0: gpio@20 {
+		compatible = "ti,tca6416";
+		reg = <0x20>;
+		gpio-controller; /* IRQ not connected */
+		#gpio-cells = <2>;
+		gpio-line-names = "MIPI_CSI0_PWDN", "MIPI_CSI0_RESET", "MIPI_CSI1_FBC", "MIPI_CSI1_ENB",
+				"MIPI_CSI1_RESET", "MIPI_CSI1_PWDN", "FREX_GP0", "",
+				"MIPI_CSI0_ENB", "MIPI_CSI0_FBC", "FREX_GP2", "MIPI_CSI2_FBC",
+				"MIPI_CSI2_ENB", "FREX_GP1", "MIPI_CSI2_RESET", "MIPI_CSI2_PWDN";
+	};
+	tca6416_1: gpio@21 {
+		compatible = "ti,tca6416";
+		reg = <0x21>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		/* IRQ not connected */
+		gpio-line-names = "MIPI_CSI3_PWDN", "MIPI_CSI3_RESET", "MIPI_CSI3_ENB", "MIPI_CSI3_FBC",
+				"MIPI_CSI4_PWDN", "MIPI_CSI4_RESET", "MIPI_CSI4_ENB", "MIPI_CSI4_FBC",
+				"MIPI_CSI5_FBC", "MIPI_CSI5_ENB", "MIPI_CSI5_RESET", "MIPI_CSI5_PWDN",
+				"", "", "", "";
+	};
 };
 
 &d0_i2c9 {
diff --git a/arch/riscv/boot/dts/eswin/eic7700-evb.dts b/arch/riscv/boot/dts/eswin/eic7700-evb.dts
index 64a47c750f0d..5e18922ba44a 100644
--- a/arch/riscv/boot/dts/eswin/eic7700-evb.dts
+++ b/arch/riscv/boot/dts/eswin/eic7700-evb.dts
@@ -727,7 +727,28 @@ &d0_i2c7 {
 
 &d0_i2c8 {
 	/* io extended for mipi csi */
-	status = "disabled";
+	status = "okay";
+	tca6416_0: gpio@20 {
+	compatible = "ti,tca6416";
+		reg = <0x20>;
+		gpio-controller; /* IRQ not connected */
+		#gpio-cells = <2>;
+		gpio-line-names = "MIPI_CSI0_PWDN", "MIPI_CSI0_RESET", "MIPI_CSI1_FBC", "MIPI_CSI1_ENB",
+				"MIPI_CSI1_RESET", "MIPI_CSI1_PWDN", "FREX_GP0", "",
+				"MIPI_CSI0_ENB", "MIPI_CSI0_FBC", "FREX_GP2", "MIPI_CSI2_FBC",
+				"MIPI_CSI2_ENB", "FREX_GP1", "MIPI_CSI2_RESET", "MIPI_CSI2_PWDN";
+	};
+	tca6416_1: gpio@21 {
+		compatible = "ti,tca6416";
+		reg = <0x21>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		/* IRQ not connected */
+		gpio-line-names = "MIPI_CSI3_PWDN", "MIPI_CSI3_RESET", "MIPI_CSI3_ENB", "MIPI_CSI3_FBC",
+				"MIPI_CSI4_PWDN", "MIPI_CSI4_RESET", "MIPI_CSI4_ENB", "MIPI_CSI4_FBC",
+				"MIPI_CSI5_FBC", "MIPI_CSI5_ENB", "MIPI_CSI5_RESET", "MIPI_CSI5_PWDN",
+				"", "", "", "";
+	};
 };
 
 &d0_i2c9 {
-- 
2.47.0