Add the platform reset for the Ethernet accessory card.

1 files changed, 33 insertions, 5 deletions

diff --git a/io-module/mtac_eth.c b/io-module/mtac_eth.c
index 6738080..7a35ea5 100644
--- a/io-module/mtac_eth.c
+++ b/io-module/mtac_eth.c
@@ -1,6 +1,21 @@
 static char* eth_gpio_pin_name_by_attr_name(const char* name, int port) {
-	log_error("attirbute name [%s] is invalid for ETH in port %d", name, port);
-	return "";
+	switch (port) {
+		case port_1:
+			if (! strcmp(name, "reset")) {
+				return "ap1-reset";
+			} else {
+				log_error("attribute name [%s] is invalid for LORA in port %d", name, port);
+				return "";
+			}
+
+		case port_2:
+			if (! strcmp(name, "reset")) {
+				return "ap2-reset";
+			} else {
+				log_error("attribute name [%s] is invalid for LORA in port %d", name, port);
+				return "";
+			}
+	}
 }
 
 // 1 vendor-id
@@ -8,8 +23,9 @@ static char* eth_gpio_pin_name_by_attr_name(const char* name, int port) {
 // 1 device-id
 // 1 hw-version
 // 1 mac-addr or eui
+// 1 reset
 // NULL
-static size_t ap_eth_attrs_size = 6;
+static size_t ap_eth_attrs_size = 7;
 
 static bool eth_setup(enum ap port) {
 	int i;
@@ -19,6 +35,7 @@ static bool eth_setup(enum ap port) {
 	int ret;
 	char buf[32];
 	struct attribute **attrs;
+	struct kobj_attribute* attr;
 
 	log_info("loading ETH accessory card in port %d", port);
 
@@ -57,15 +74,26 @@ static bool eth_setup(enum ap port) {
 		return false;
 	}
 
+	sprintf(buf, "reset");
+	attr = create_attribute(buf, MTS_ATTR_MODE_RW);
+	if (! attr) {
+		log_error("failed to create attribute [%s] for ETH in port %d", buf, port);
+		kfree(attrs);
+		return false;
+	}
+	ap_attr_groups[port_index].attrs = attrs;
+
+	attr->show = mts_attr_show_ap_gpio_pin;
+	attr->store = mts_attr_store_ap_gpio_pin;
+	attrs[index++] = &attr->attr;
+
 	// add attributes for eeprom contents
 	if (! ap_add_product_info_attributes(port, MTAC_ETH_0_0, attrs, &index)) {
 		log_error("failed to add product info attributes for ETH in port %d", port);
 		return false;
 	}
-
 	attrs[index] = NULL;
 
-	ap_attr_groups[port_index].attrs = attrs;
 	if (sysfs_create_group(ap_subdirs[port_index], &ap_attr_groups[port_index])) {
 		log_error("sysfs_create_group failed for ETH in port %d", port);
 		return false;