Add firmware for the key cluster module based on the firmware of the left keyboard half.

2019-05-15 22:58:05 +02:00
parent 8f98bf3d2f
commit b92bf86b99
26 changed files with 1273 additions and 0 deletions
--- a/keycluster/src/init_peripherals.c
+++ b/keycluster/src/init_peripherals.c
@@ -0,0 +1,88 @@
+#include "fsl_common.h"
+#include "fsl_port.h"
+#include "test_led.h"
+#include "init_peripherals.h"
+#include "i2c_addresses.h"
+#include "fsl_i2c.h"
+#include "fsl_clock.h"
+#include "i2c.h"
+#include "led_pwm.h"
+#include "slave_protocol_handler.h"
+#include "i2c_watchdog.h"
+#include "main.h"
+
+i2c_slave_config_t slaveConfig;
+i2c_slave_handle_t slaveHandle;
+
+uint8_t userData;
+uint8_t rxMessagePos;
+uint8_t dosBuffer[2];
+
+static void i2cSlaveCallback(I2C_Type *base, i2c_slave_transfer_t *xfer, void *userDataArg)
+{
+    dosBuffer[0] = xfer->event;
+    dosBuffer[1] = userData;
+
+    switch (xfer->event) {
+        case kI2C_SlaveTransmitEvent:
+            SlaveTxHandler();
+            xfer->data = (uint8_t*)&TxMessage;
+            xfer->dataSize = TxMessage.length + I2C_MESSAGE_HEADER_LENGTH;
+            break;
+        case kI2C_SlaveAddressMatchEvent:
+            rxMessagePos = 0;
+            break;
+        case kI2C_SlaveReceiveEvent:
+            ((uint8_t*)&RxMessage)[rxMessagePos++] = userData;
+            if (RxMessage.length == rxMessagePos-I2C_MESSAGE_HEADER_LENGTH) {
+                SlaveRxHandler();
+            }
+            break;
+        default:
+            break;
+    }
+}
+
+void initInterruptPriorities(void)
+{
+    NVIC_SetPriority(I2C0_IRQn, 1);
+    NVIC_SetPriority(TPM1_IRQn, 1);
+    NVIC_SetPriority(SPI0_IRQn, 1);
+}
+
+void initI2c(void)
+{
+    port_pin_config_t pinConfig = {
+        .pullSelect = kPORT_PullUp,
+    };
+
+    CLOCK_EnableClock(I2C_BUS_SDA_CLOCK);
+    CLOCK_EnableClock(I2C_BUS_SCL_CLOCK);
+
+    pinConfig.mux = I2C_BUS_MUX;
+    PORT_SetPinConfig(I2C_BUS_SDA_PORT, I2C_BUS_SDA_PIN, &pinConfig);
+    PORT_SetPinConfig(I2C_BUS_SCL_PORT, I2C_BUS_SCL_PIN, &pinConfig);
+
+    I2C_SlaveGetDefaultConfig(&slaveConfig);
+    slaveConfig.slaveAddress = I2C_ADDRESS_LEFT_KEYBOARD_HALF_FIRMWARE;
+    I2C_SlaveInit(I2C_BUS_BASEADDR, &slaveConfig);
+    I2C_SlaveTransferCreateHandle(I2C_BUS_BASEADDR, &slaveHandle, i2cSlaveCallback, &userData);
+    I2C_SlaveTransferNonBlocking(I2C_BUS_BASEADDR, &slaveHandle, kI2C_SlaveAddressMatchEvent);
+}
+
+void InitLedDriver(void)
+{
+    CLOCK_EnableClock(LED_DRIVER_SDB_CLOCK);
+    PORT_SetPinMux(LED_DRIVER_SDB_PORT, LED_DRIVER_SDB_PIN, kPORT_MuxAsGpio);
+    GPIO_PinInit(LED_DRIVER_SDB_GPIO, LED_DRIVER_SDB_PIN, &(gpio_pin_config_t){kGPIO_DigitalOutput, 0});
+    GPIO_WritePinOutput(LED_DRIVER_SDB_GPIO, LED_DRIVER_SDB_PIN, 1);
+}
+
+void InitPeripherals(void)
+{
+    initInterruptPriorities();
+    InitLedDriver();
+    TestLed_Init();
+    LedPwm_Init();
+    initI2c();
+}