From f92cf981dc4f96a53c085b93118813a52145b829 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A1szl=C3=B3=20Monda?= <laci@monda.hu>
Date: Sat, 1 Oct 2016 01:06:14 +0200
Subject: [PATCH] Trying to scan SW11 of the keyboard matrix.

---
 right/src/include/board/pin_mux.c  |  2 +-
 right/src/usb_interface_keyboard.c | 15 ++++++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/right/src/include/board/pin_mux.c b/right/src/include/board/pin_mux.c
index 894ab86..34fadd8 100644
--- a/right/src/include/board/pin_mux.c
+++ b/right/src/include/board/pin_mux.c
@@ -52,7 +52,7 @@ void BOARD_InitPins(void)
 
     PORT_SetPinMux(TEST_LED_GPIO_PORT, TEST_LED_GPIO_PIN, kPORT_MuxAsGpio);
     TEST_RED_INIT(LOGIC_LED_ON);
-    GPIO_SetPinsOutput(TEST_LED_GPIO,   1 << TEST_LED_GPIO_PIN);
+//    GPIO_SetPinsOutput(TEST_LED_GPIO,   1 << TEST_LED_GPIO_PIN);
 
     // Initialize I2C.
 
diff --git a/right/src/usb_interface_keyboard.c b/right/src/usb_interface_keyboard.c
index a78db9f..a859689 100644
--- a/right/src/usb_interface_keyboard.c
+++ b/right/src/usb_interface_keyboard.c
@@ -1,6 +1,8 @@
+#include "fsl_port.h"
 #include "include/board/board.h"
 #include "usb_api.h"
 #include "usb_composite_device.h"
+#include "test_led.h"
 
 static usb_device_endpoint_struct_t UsbKeyboardEndpoints[USB_KEYBOARD_ENDPOINT_COUNT] = {{
     USB_KEYBOARD_ENDPOINT_INDEX | (USB_IN << USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT),
@@ -40,11 +42,22 @@ static usb_status_t UsbKeyboardAction(void)
 {
     UsbKeyboardReport.modifiers = 0;
     UsbKeyboardReport.reserved = 0;
+
     for (uint8_t scancode_idx=0; scancode_idx<USB_KEYBOARD_MAX_KEYS; scancode_idx++) {
         UsbKeyboardReport.scancodes[scancode_idx] = 0;
     }
 
-    if (!GPIO_ReadPinInput(BOARD_SW2_GPIO, BOARD_SW2_GPIO_PIN)) {
+    // row 1: PA12
+    // col 1: PA5
+
+    PORT_SetPinConfig(PORTA, 5, &(port_pin_config_t){.pullSelect=kPORT_PullDisable, .mux=kPORT_MuxAsGpio});
+    GPIO_PinInit(GPIOA, 5, &(gpio_pin_config_t){.pinDirection=kGPIO_DigitalOutput, .outputLogic=0});
+    GPIO_WritePinOutput(GPIOA, 5, 1);
+
+    PORT_SetPinConfig(PORTA, 12, &(port_pin_config_t){.pullSelect=kPORT_PullUp, .mux=kPORT_MuxAsGpio});
+    GPIO_PinInit(GPIOA, 12, &(gpio_pin_config_t){.pinDirection=kGPIO_DigitalInput});
+    if (!GPIO_ReadPinInput(GPIOA, 12)) {
+        GPIO_SetPinsOutput(TEST_LED_GPIO, 1 << TEST_LED_GPIO_PIN);
         UsbKeyboardReport.scancodes[0] = HID_KEYBOARD_SC_A;
     }