From 740d18fc0fba53be18fff06efe823ce34468a06a Mon Sep 17 00:00:00 2001
From: rusefi <rusefillc@gmail.com>
Date: Wed, 27 Mar 2019 04:02:34 -0400
Subject: [PATCH] we need TLE8888 driver #714

---
 firmware/hw_layer/drivers/drivers.mk       |  2 +-
 firmware/hw_layer/drivers/gpio/tle8888.cpp | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/firmware/hw_layer/drivers/drivers.mk b/firmware/hw_layer/drivers/drivers.mk
index 783533a735..4db34d1aca 100644
--- a/firmware/hw_layer/drivers/drivers.mk
+++ b/firmware/hw_layer/drivers/drivers.mk
@@ -2,7 +2,7 @@ DRIVERS_DIR=$(PROJECT_DIR)/hw_layer/drivers
 
 HW_LAYER_DRIVERS_INC = \
 	$(DRIVERS_DIR) \
-	$(DRIVERS_DIR)\gpio \
+	$(DRIVERS_DIR)/gpio \
 
 HW_LAYER_DRIVERS_CORE = \
 	$(DRIVERS_DIR)/gpio/core.c \
diff --git a/firmware/hw_layer/drivers/gpio/tle8888.cpp b/firmware/hw_layer/drivers/gpio/tle8888.cpp
index 9755103c1e..7bdf6dcae5 100644
--- a/firmware/hw_layer/drivers/gpio/tle8888.cpp
+++ b/firmware/hw_layer/drivers/gpio/tle8888.cpp
@@ -21,6 +21,7 @@
 #define DATA_OE_ENABLE 0b00000010
 
 static unsigned char tx_buff[2];
+static unsigned char rx_buff[2];
 
 extern TunerStudioOutputChannels tsOutputChannels;
 
@@ -63,5 +64,19 @@ void initTle8888(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
 	if (engineConfiguration->debugMode == DBG_TLE8888) {
 		tsOutputChannels.debugIntField1 = 2;
 	}
+	/**
+	 * 15.1 SPI Protocol
+	 *
+	 * after a read or write command: the address and content of the selected register
+	 * is transmitted with the next SPI transmission (for not existing addresses or
+	 * wrong access mode the data is always “0”)
+	 */
+
+	spiReceive(driver, 2, rx_buff);
+
+	if (engineConfiguration->debugMode == DBG_TLE8888) {
+		tsOutputChannels.debugIntField2 = (rx_buff[1] << 8) + rx_buff[0];
+	}
+
 	spiUnselect(driver);
 }