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Diffstat (limited to 'drivers/tty/serial/mrst_max3110.h')
-rw-r--r--drivers/tty/serial/mrst_max3110.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/tty/serial/mrst_max3110.h b/drivers/tty/serial/mrst_max3110.h
new file mode 100644
index 00000000000..d1ef43af397
--- /dev/null
+++ b/drivers/tty/serial/mrst_max3110.h
@@ -0,0 +1,60 @@
+#ifndef _MRST_MAX3110_H
+#define _MRST_MAX3110_H
+
+#define MAX3110_HIGH_CLK 0x1 /* 3.6864 MHZ */
+#define MAX3110_LOW_CLK 0x0 /* 1.8432 MHZ */
+
+/* status bits for all 4 MAX3110 operate modes */
+#define MAX3110_READ_DATA_AVAILABLE (1 << 15)
+#define MAX3110_WRITE_BUF_EMPTY (1 << 14)
+
+#define WC_TAG (3 << 14)
+#define RC_TAG (1 << 14)
+#define WD_TAG (2 << 14)
+#define RD_TAG (0 << 14)
+
+/* bits def for write configuration */
+#define WC_FIFO_ENABLE_MASK (1 << 13)
+#define WC_FIFO_ENABLE (0 << 13)
+
+#define WC_SW_SHDI (1 << 12)
+
+#define WC_IRQ_MASK (0xF << 8)
+#define WC_TXE_IRQ_ENABLE (1 << 11) /* TX empty irq */
+#define WC_RXA_IRQ_ENABLE (1 << 10) /* RX availabe irq */
+#define WC_PAR_HIGH_IRQ_ENABLE (1 << 9)
+#define WC_REC_ACT_IRQ_ENABLE (1 << 8)
+
+#define WC_IRDA_ENABLE (1 << 7)
+
+#define WC_STOPBITS_MASK (1 << 6)
+#define WC_2_STOPBITS (1 << 6)
+#define WC_1_STOPBITS (0 << 6)
+
+#define WC_PARITY_ENABLE_MASK (1 << 5)
+#define WC_PARITY_ENABLE (1 << 5)
+
+#define WC_WORDLEN_MASK (1 << 4)
+#define WC_7BIT_WORD (1 << 4)
+#define WC_8BIT_WORD (0 << 4)
+
+#define WC_BAUD_DIV_MASK (0xF)
+#define WC_BAUD_DR1 (0x0)
+#define WC_BAUD_DR2 (0x1)
+#define WC_BAUD_DR4 (0x2)
+#define WC_BAUD_DR8 (0x3)
+#define WC_BAUD_DR16 (0x4)
+#define WC_BAUD_DR32 (0x5)
+#define WC_BAUD_DR64 (0x6)
+#define WC_BAUD_DR128 (0x7)
+#define WC_BAUD_DR3 (0x8)
+#define WC_BAUD_DR6 (0x9)
+#define WC_BAUD_DR12 (0xA)
+#define WC_BAUD_DR24 (0xB)
+#define WC_BAUD_DR48 (0xC)
+#define WC_BAUD_DR96 (0xD)
+#define WC_BAUD_DR192 (0xE)
+#define WC_BAUD_DR384 (0xF)
+
+#define M3110_RX_FIFO_DEPTH 8
+#endif