serial: 8250: dw: Fix the macro RZN1_UART_xDMACR_8_WORD_BURST

As per RZ/N1 peripheral user manual(r01uh0752ej0100-rzn1-peripheral.pdf) rev 1.0.0 Mar,2019, the value for 8_WORD_BURST is 4(b2,b1=2’b10). This patch fixes the macro as per the user manual.

Biju Das committed 4 years ago

Commit b941e481 parent 39cdb681 file · +1 −1Browse files

Unified · Split

drivers/tty/serial/8250/8250_dw.c+1−1

@@ -47,7 +47,7 @@ · 46 unmodified lines
47	47	#define RZN1_UART_xDMACR_DMA_EN BIT(0)
48	48	#define RZN1_UART_xDMACR_1_WORD_BURST (0 << 1)
49	49	#define RZN1_UART_xDMACR_4_WORD_BURST (1 << 1)
50		−#define RZN1_UART_xDMACR_8_WORD_BURST (3 << 1)
	50	+#define RZN1_UART_xDMACR_8_WORD_BURST (2 << 1)
51	51	#define RZN1_UART_xDMACR_BLK_SZ(x) ((x) << 3)
52	52
53	53	/* Quirks */