renesas-ra: Fix spelling mistakes found by codespell.

And enable codespell for this port in `pyproject.toml`.

Signed-off-by: Damien George <damien@micropython.org>

ports/renesas-ra/Makefile

@@ -484,7 +484,7 @@ FILE2H = $(TOP)/tools/file2h.py
 # List of sources for qstr extraction
 SRC_QSTR += $(SRC_C) $(SRC_CXX) $(SHARED_SRC_C) $(GEN_PINS_SRC)
 
-# Making OBJ use an order-only depenedency on the generated pins.h file
+# Making OBJ use an order-only dependency on the generated pins.h file
 # has the side effect of making the pins.h file before we actually compile
 # any of the objects. The normal dependency generation will deal with the
 # case when pins.h is modified. But when it doesn't exist, we don't know

ports/renesas-ra/README.md

@@ -63,7 +63,7 @@ passed as the argument to `BOARD=`; for example `RA4M1_CLICKER`, `EK_RA4M1`,
 The above command should produce binary images `firmware.hex` in the
 build-EK_RA6M2/` subdirectory (or the equivalent directory for the board specified).
 
-## Supported/Unsupprted funtions
+## Supported/Unsupported functions
 Please refer to the `renesas-ra` quick reference.
 
 ## Known issues

ports/renesas-ra/boards/EK_RA4M1/mpconfigboard.h

@@ -40,7 +40,7 @@
 // I2C (not supported)
 // #define MICROPY_HW_I2C0_SCL      (pin_P204) // Conflict with SPI1
 // #define MICROPY_HW_I2C0_SDA      (pin_P407) // Conflict with USB_VBUS
-// #define MICROPY_HW_I2C0_SCL      (pin_P400) // Conflict wiht PMOD B (GPIO)
+// #define MICROPY_HW_I2C0_SCL      (pin_P400) // Conflict with PMOD B (GPIO)
 // #define MICROPY_HW_I2C0_SDA      (pin_P401) // Conflict with PMOD B (TXD1)
 // #define MICROPY_HW_I2C1_SCL      (pin_P100) // Conflict with PMOD A (MISOA_A)
 // #define MICROPY_HW_I2C1_SDA      (pin_P101) // Conflict with PMOD A (MOSIA_A)

ports/renesas-ra/fsp_cfg/r_sci_uart_cfg.h

@@ -11,7 +11,7 @@ extern "C" {
 #define SCI_UART_CFG_RS485_SUPPORT (0)
 
 /*
- * Disable r_sci_uart.c's interrupt handlers by defining followings
+ * Disable r_sci_uart.c's interrupt handlers by defining following
  * because the renesas-ra has own interrupt handlers for SCI and
  * symbol conflict happens.
  */

ports/renesas-ra/machine_dac.c

@@ -54,7 +54,7 @@ STATIC machine_dac_obj_t machine_dac_obj[] = {
 
 STATIC void machine_dac_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
     machine_dac_obj_t *self = MP_OBJ_TO_PTR(self_in);     // const char *qstr_str(qstr q);
-    mp_printf(print, "DAC(DA%d [#%d], runing=%u, out=%u mV)", self->ch, self->dac->pin, self->active, self->mv);
+    mp_printf(print, "DAC(DA%d [#%d], active=%u, out=%u mV)", self->ch, self->dac->pin, self->active, self->mv);
 }
 
 STATIC mp_obj_t machine_dac_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {

ports/renesas-ra/machine_pwm.c

@@ -136,7 +136,7 @@ STATIC machine_pwm_obj_t machine_pwm_obj[] = {
 
 STATIC void mp_machine_pwm_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
     machine_pwm_obj_t *self = MP_OBJ_TO_PTR(self_in);
-    mp_printf(print, "PWM(GTIOC %d%c[#%d], runing=%u, freq=%u, duty=%u)", self->ch, self->id, self->pwm->pin, self->active, self->freq, self->duty);
+    mp_printf(print, "PWM(GTIOC %d%c[#%d], active=%u, freq=%u, duty=%u)", self->ch, self->id, self->pwm->pin, self->active, self->freq, self->duty);
 }
 
 STATIC void mp_machine_pwm_init_helper(machine_pwm_obj_t *self, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {

ports/renesas-ra/pendsv.c

@@ -164,7 +164,7 @@ __attribute__((naked)) void PendSV_Handler(void) {
         "bl pyb_thread_next\n"          // get next thread to execute
         "mov lr, r4\n"                  // restore lr
         "mov sp, r0\n"                  // switch stacks
-        "msr primask, r5\n"             // reenable interrupts
+        "msr primask, r5\n"             // re-enable interrupts
         "vpop {s16-s31}\n"
         "pop {r4-r11, lr}\n"
         "bx lr\n"                       // return from interrupt; will return to new thread

ports/renesas-ra/ra/ra_i2c.c

@@ -625,7 +625,7 @@ static void ra_i2c_ictei_isr(R_IIC0_Type *i2c_inst) {
             action->m_status = RA_I2C_STATUS_DataSendCompleted;
             i2c_inst->ICCR2_b.SP = 1;
         } else {
-            action->m_status = RA_I2C_STATUS_Stopped; // set Stopped status insted STOP condition
+            action->m_status = RA_I2C_STATUS_Stopped; // set Stopped status instead STOP condition
         }
     } else {
         ra_i2c_xaction_start(i2c_inst, action, true);

ports/renesas-ra/ra/ra_icu.c

@@ -520,7 +520,7 @@ static const ra_icu_pin_t ra_irq_pins[] = {
     #endif
 
     #else
-    #error "CMSIS MCU Series is not speficied."
+    #error "CMSIS MCU Series is not specified."
     #endif
 };
 #define ICU_PINS_SIZE (sizeof(ra_irq_pins) / sizeof(ra_icu_pin_t))

ports/renesas-ra/ra/ra_sci.c

@@ -1210,7 +1210,7 @@ void ra_sci_tx_ch(uint32_t ch, int c) {
         if ((scr & 0xa0) != 0) {
             sci_regs[idx]->SCR &= ~0xa0;
         }
-        sci_regs[idx]->SCR |= 0xa0; /* TIE and TE enable */
+        sci_regs[idx]->SCR |= 0xa0; /* TIE- and TE-interrupt enable */
     }
     ra_enable_irq(state);
 }
@@ -1412,28 +1412,28 @@ void ra_sci_deinit(uint32_t ch) {
     }
 }
 
-/* rx interrupt */
+/* rx-interrupt */
 void sci_uart_rxi_isr(void) {
     IRQn_Type irq = R_FSP_CurrentIrqGet();
     uint32_t ch = irq_to_ch[(uint32_t)irq];
     ra_sci_isr_rx(ch);
 }
 
-/* tx interrupt */
+/* tx-interrupt */
 void sci_uart_txi_isr(void) {
     IRQn_Type irq = R_FSP_CurrentIrqGet();
     uint32_t ch = irq_to_ch[(uint32_t)irq];
     ra_sci_isr_tx(ch);
 }
 
-/* er interrupt */
+/* er-interrupt */
 void sci_uart_eri_isr(void) {
     IRQn_Type irq = R_FSP_CurrentIrqGet();
     uint32_t ch = irq_to_ch[(uint32_t)irq];
     ra_sci_isr_er(ch);
 }
 
-/* te interrupt */
+/* te-interrupt */
 void sci_uart_tei_isr(void) {
     IRQn_Type irq = R_FSP_CurrentIrqGet();
     uint32_t ch = irq_to_ch[(uint32_t)irq];

ports/renesas-ra/systick.c

@@ -49,7 +49,7 @@ void SysTick_Handler(void) {
     uint32_t uw_tick = uwTick + 1;
     uwTick = uw_tick;
 
-    // Read the systick control regster. This has the side effect of clearing
+    // Read the systick control register. This has the side effect of clearing
     // the COUNTFLAG bit, which makes the logic in mp_hal_ticks_us
     // work properly.
     SysTick->CTRL;

ports/renesas-ra/timer.c

@@ -99,7 +99,7 @@ STATIC void pyb_timer_print(const mp_print_t *print, mp_obj_t self_in, mp_print_
 ///
 /// Keyword arguments:
 ///
-///   - `freq` - specifies the periodic frequency of the timer. You migh also
+///   - `freq` - specifies the periodic frequency of the timer. You might also
 ///              view this as the frequency with which the timer goes through
 ///              one complete cycle.
 //////
@@ -215,7 +215,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_timer_deinit_obj, pyb_timer_deinit);
 /// If only a channel number is passed, then a previously initialized channel
 /// object is returned (or `None` if there is no previous channel).
 ///
-/// Othwerwise, a TimerChannel object is initialized and returned.
+/// Otherwise, a TimerChannel object is initialized and returned.
 ///
 /// Each channel can be configured to perform pwm, output compare, or
 /// input capture. All channels share the same underlying timer, which means

pyproject.toml

@@ -14,7 +14,6 @@ skip = """
 ./ports/cc3200/simplelink,\
 ./ports/cc3200/telnet,\
 ./ports/nrf/drivers/bluetooth/s1*,\
-./ports/renesas-ra,\
 ./ports/stm32/usbhost,\
 ./tests,\
 ACKNOWLEDGEMENTS,\