Merge changes I46cd4d9b,Iba009587,I41d146e8,Ic66ceab3,Iff46838a, ... into integration

* changes:
  drivers: renesas: rcar: io: Code cleanup
  drivers: renesas: rcar: pwrc: Code cleanup
  drivers: renesas: rcar: common: Code cleanup
  drivers: renesas: rcar: watchdog: Fix typo
  drivers: renesas: rcar: scif: Fix coding style
  drivers: renesas: rcar: iic_dvfs: Fix coding style
diff --git a/drivers/cadence/uart/aarch64/cdns_console.S b/drivers/cadence/uart/aarch64/cdns_console.S
index d1995e3..4c1a80e 100644
--- a/drivers/cadence/uart/aarch64/cdns_console.S
+++ b/drivers/cadence/uart/aarch64/cdns_console.S
@@ -105,15 +105,15 @@
 	cmp	w0, #0xA
 	b.ne	2f
 1:
-	/* Check if the transmit FIFO is full */
+	/* Check if the transmit FIFO is empty */
 	ldr	w2, [x1, #R_UART_SR]
-	tbnz	w2, #UART_SR_INTR_TFUL_BIT, 1b
+	tbz	w2, #UART_SR_INTR_TEMPTY_BIT, 1b
 	mov	w2, #0xD
 	str	w2, [x1, #R_UART_TX]
 2:
-	/* Check if the transmit FIFO is full */
+	/* Check if the transmit FIFO is empty */
 	ldr	w2, [x1, #R_UART_SR]
-	tbnz	w2, #UART_SR_INTR_TFUL_BIT, 2b
+	tbz	w2, #UART_SR_INTR_TEMPTY_BIT, 2b
 	str	w0, [x1, #R_UART_TX]
 	ret
 endfunc console_cdns_core_putc
diff --git a/include/drivers/cadence/cdns_uart.h b/include/drivers/cadence/cdns_uart.h
index 46ba466..30ca910 100644
--- a/include/drivers/cadence/cdns_uart.h
+++ b/include/drivers/cadence/cdns_uart.h
@@ -21,6 +21,7 @@
 #define R_UART_SR		0x2C
 #define UART_SR_INTR_REMPTY_BIT	1
 #define UART_SR_INTR_TFUL_BIT	4
+#define UART_SR_INTR_TEMPTY_BIT	3
 
 #define R_UART_TX	0x30
 #define R_UART_RX	0x30