serial: stm32x7: cleanup code

[u-boot] / drivers / serial / serial_stm32x7.h

diff --git a/drivers/serial/serial_stm32x7.h b/drivers/serial/serial_stm32x7.h
index 6190d67406b3f08ace6d0a7f708238555d70a015..6d36b748b0023fc61e743424e8c34002f8a2dc14 100644 (file)
--- a/drivers/serial/serial_stm32x7.h
+++ b/drivers/serial/serial_stm32x7.h
@@ -22,16 +22,24 @@ struct stm32_usart {
        u32 tx_dr;
 };
 
+/* Information about a serial port */
+struct stm32x7_serial_platdata {
+       struct stm32_usart *base;  /* address of registers in physical memory */
+       unsigned long int clock_rate;
+};
+
+#define USART_CR1_OVER8                        BIT(15)
+#define USART_CR1_TE                   BIT(3)
+#define USART_CR1_RE                   BIT(2)
+#define USART_CR1_UE                   BIT(0)
 
-#define USART_CR1_RE                   (1 << 2)
-#define USART_CR1_TE                   (1 << 3)
-#define USART_CR1_UE                   (1 << 0)
+#define USART_CR3_OVRDIS               BIT(12)
 
-#define USART_SR_FLAG_RXNE             (1 << 5)
-#define USART_SR_FLAG_TXE              (1 << 7)
+#define USART_SR_FLAG_RXNE             BIT(5)
+#define USART_SR_FLAG_TXE              BIT(7)
 
-#define USART_BRR_F_MASK               0xFF
+#define USART_BRR_F_MASK               GENMASK(7, 0)
 #define USART_BRR_M_SHIFT              4
-#define USART_BRR_M_MASK               0xFFF0
+#define USART_BRR_M_MASK               GENMASK(15, 4)
 
 #endif