From 52c9be2be10509ff55078e3d654be5d2067648bf Mon Sep 17 00:00:00 2001
From: Serhii Voloshynov <serhii.voloshynov@globallogic.com>
Date: Thu, 4 Nov 2021 17:32:54 +0200
Subject: [MTCDT-0.2 4f4cf83] [MTX-4240] New Hardware R.5.3.X: MTCDT - New
 Hardware Suppor

---
 mtac_mfser.c | 108 +++++++++++++++++++++--------------------------------------
 1 file changed, 39 insertions(+), 69 deletions(-)

diff --git a/mtac_mfser.c b/mtac_mfser.c
index d8548cb..c10bed7 100644
--- a/mtac_mfser.c
+++ b/mtac_mfser.c
@@ -12,6 +12,11 @@
 #include <linux/slab.h>
 #include <linux/mtac.h>
 #include <linux/mts_io.h>
+#include <linux/mts_io_module.h>
+
+#include <linux/mtac.h>
+#include <linux/mtac_pin_defs.h>
+
 #ifdef TI43X
 #include <linux/ti43x_gpio.h>
 #endif
@@ -19,77 +24,33 @@
 #include <linux/sam9g25_gpio.h>
 #endif
 
-static struct gpio_pin gpio_pins_mtac_mfser[] = {
+static struct gpio_pin gpio_pins_mtcdt_mtac_mfser[] = {
 	// gpio pins for Accessory Card 1
-	{
-		.name = "AP1_GPIO1",
-		.pin = {
-			.gpio = M_AP1_GPIO1,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap1-gpio1",
-		},
-		.active_low = 1,
-	},
-	{
-		.name = "AP1_GPIO2",
-		.pin = {
-			.gpio = M_AP1_GPIO2,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap1-gpio2",
-		}
-	},
-	{
-		.name = "AP1_GPIO3",
-		.pin = {
-			.gpio = M_AP1_GPIO3,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap1-gpio3",
-		}
-	},
-	{
-		.name = "AP1_GPIO4",
-		.pin = {
-			.gpio = M_AP1_GPIO4,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap1-gpio4",
-		}
-	},
-	
+	AP1_GPIO1,
+	AP1_GPIO2,
+	AP1_GPIO3,
+	AP1_GPIO4,
 
 	// gpio pins for Accessory Card 2
-	{
-		.name = "AP2_GPIO1",
-		.pin = {
-			.gpio = M_AP2_GPIO1,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap2-gpio1",
-		},
-		.active_low = 1,
-	},
-	{
-		.name = "AP2_GPIO2",
-		.pin = {
-			.gpio = M_AP2_GPIO2,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap2-gpio2",
-		}
-	},
-	{
-		.name = "AP2_GPIO3",
-		.pin = {
-			.gpio = M_AP2_GPIO3,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap2-gpio3",
-		}
-	},
-	{
-		.name = "AP2_GPIO4",
-		.pin = {
-			.gpio = M_AP2_GPIO4,
-			.flags = GPIOF_OUT_INIT_LOW,
-			.label = "ap2-gpio4",
-		}
-	},
+	AP2_GPIO1,
+	AP2_GPIO2,
+	AP2_GPIO3,
+	AP2_GPIO4,
+	{ },
+};
+
+static struct gpio_pin gpio_pins_mtcdt_0_2_mtac_mfser[] = {
+	// gpio pins for Accessory Card 1
+	AP1_GPIO1,
+	AP1_GPIO2,
+	AP1_GPIO3_MTCDT0_2,
+	AP1_GPIO4_MTCDT0_2,
+
+	// gpio pins for Accessory Card 2
+	AP2_GPIO1,
+	AP2_GPIO2,
+	AP2_GPIO3_MTCDT0_2,
+	AP2_GPIO4_MTCDT0_2,
 	{ },
 };
 
@@ -264,6 +225,7 @@ static bool mfser_setup(enum ap port) {
 	struct kobj_attribute* attr;
 	struct attribute **attrs;
 	struct kobject *subdir;
+	char *tmp, *hw_version;
 
 	log_info("loading MFSER accessory card in port %d", port);
 
@@ -274,7 +236,15 @@ static bool mfser_setup(enum ap port) {
 		return false;
 	}
 
-	mtac_set_port_pins(port_index,gpio_pins_mtac_mfser,subdir);
+	hw_version = mts_get_hw_version();
+	if ((tmp=HW_VERSION_MTCDT_0_2),strncmp(hw_version, tmp, strlen(tmp)) == 0){
+		log_info("MTCDT-0.2 detected");
+		mtac_set_port_pins(port_index,gpio_pins_mtcdt_0_2_mtac_mfser,subdir);
+	}
+	else {
+		log_info("%s detected, MTCDT pinout used", hw_version);
+		mtac_set_port_pins(port_index,gpio_pins_mtcdt_mtac_mfser,subdir);
+	};
 
 	// create the link to the apX directory this card is in
 	// if we're in the first slot, we get plain "mfser"
-- 
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