MIPS: BCM63XX: move UART register definitions

Move the BCM63XX UART driver definitions to
include/linux/serial_bcm63xx.h such that we do not rely on the MIPS
BCM63XX code to provide these for us.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6202/

1 files changed, 119 insertions, 0 deletions

diff --git a/include/linux/serial_bcm63xx.h b/include/linux/serial_bcm63xx.h
new file mode 100644
index 000000000000..570e964dc899
--- /dev/null
+++ b/include/linux/serial_bcm63xx.h
@@ -0,0 +1,119 @@
+#ifndef _LINUX_SERIAL_BCM63XX_H
+#define _LINUX_SERIAL_BCM63XX_H
+
+/* UART Control Register */
+#define UART_CTL_REG                    0x0
+#define UART_CTL_RXTMOUTCNT_SHIFT       0
+#define UART_CTL_RXTMOUTCNT_MASK        (0x1f << UART_CTL_RXTMOUTCNT_SHIFT)
+#define UART_CTL_RSTTXDN_SHIFT          5
+#define UART_CTL_RSTTXDN_MASK           (1 << UART_CTL_RSTTXDN_SHIFT)
+#define UART_CTL_RSTRXFIFO_SHIFT                6
+#define UART_CTL_RSTRXFIFO_MASK         (1 << UART_CTL_RSTRXFIFO_SHIFT)
+#define UART_CTL_RSTTXFIFO_SHIFT                7
+#define UART_CTL_RSTTXFIFO_MASK         (1 << UART_CTL_RSTTXFIFO_SHIFT)
+#define UART_CTL_STOPBITS_SHIFT         8
+#define UART_CTL_STOPBITS_MASK          (0xf << UART_CTL_STOPBITS_SHIFT)
+#define UART_CTL_STOPBITS_1             (0x7 << UART_CTL_STOPBITS_SHIFT)
+#define UART_CTL_STOPBITS_2             (0xf << UART_CTL_STOPBITS_SHIFT)
+#define UART_CTL_BITSPERSYM_SHIFT       12
+#define UART_CTL_BITSPERSYM_MASK        (0x3 << UART_CTL_BITSPERSYM_SHIFT)
+#define UART_CTL_XMITBRK_SHIFT          14
+#define UART_CTL_XMITBRK_MASK           (1 << UART_CTL_XMITBRK_SHIFT)
+#define UART_CTL_RSVD_SHIFT             15
+#define UART_CTL_RSVD_MASK              (1 << UART_CTL_RSVD_SHIFT)
+#define UART_CTL_RXPAREVEN_SHIFT                16
+#define UART_CTL_RXPAREVEN_MASK         (1 << UART_CTL_RXPAREVEN_SHIFT)
+#define UART_CTL_RXPAREN_SHIFT          17
+#define UART_CTL_RXPAREN_MASK           (1 << UART_CTL_RXPAREN_SHIFT)
+#define UART_CTL_TXPAREVEN_SHIFT                18
+#define UART_CTL_TXPAREVEN_MASK         (1 << UART_CTL_TXPAREVEN_SHIFT)
+#define UART_CTL_TXPAREN_SHIFT          18
+#define UART_CTL_TXPAREN_MASK           (1 << UART_CTL_TXPAREN_SHIFT)
+#define UART_CTL_LOOPBACK_SHIFT         20
+#define UART_CTL_LOOPBACK_MASK          (1 << UART_CTL_LOOPBACK_SHIFT)
+#define UART_CTL_RXEN_SHIFT             21
+#define UART_CTL_RXEN_MASK              (1 << UART_CTL_RXEN_SHIFT)
+#define UART_CTL_TXEN_SHIFT             22
+#define UART_CTL_TXEN_MASK              (1 << UART_CTL_TXEN_SHIFT)
+#define UART_CTL_BRGEN_SHIFT            23
+#define UART_CTL_BRGEN_MASK             (1 << UART_CTL_BRGEN_SHIFT)
+
+/* UART Baudword register */
+#define UART_BAUD_REG                   0x4
+
+/* UART Misc Control register */
+#define UART_MCTL_REG                   0x8
+#define UART_MCTL_DTR_SHIFT             0
+#define UART_MCTL_DTR_MASK              (1 << UART_MCTL_DTR_SHIFT)
+#define UART_MCTL_RTS_SHIFT             1
+#define UART_MCTL_RTS_MASK              (1 << UART_MCTL_RTS_SHIFT)
+#define UART_MCTL_RXFIFOTHRESH_SHIFT    8
+#define UART_MCTL_RXFIFOTHRESH_MASK     (0xf << UART_MCTL_RXFIFOTHRESH_SHIFT)
+#define UART_MCTL_TXFIFOTHRESH_SHIFT    12
+#define UART_MCTL_TXFIFOTHRESH_MASK     (0xf << UART_MCTL_TXFIFOTHRESH_SHIFT)
+#define UART_MCTL_RXFIFOFILL_SHIFT      16
+#define UART_MCTL_RXFIFOFILL_MASK       (0x1f << UART_MCTL_RXFIFOFILL_SHIFT)
+#define UART_MCTL_TXFIFOFILL_SHIFT      24
+#define UART_MCTL_TXFIFOFILL_MASK       (0x1f << UART_MCTL_TXFIFOFILL_SHIFT)
+
+/* UART External Input Configuration register */
+#define UART_EXTINP_REG                 0xc
+#define UART_EXTINP_RI_SHIFT            0
+#define UART_EXTINP_RI_MASK             (1 << UART_EXTINP_RI_SHIFT)
+#define UART_EXTINP_CTS_SHIFT           1
+#define UART_EXTINP_CTS_MASK            (1 << UART_EXTINP_CTS_SHIFT)
+#define UART_EXTINP_DCD_SHIFT           2
+#define UART_EXTINP_DCD_MASK            (1 << UART_EXTINP_DCD_SHIFT)
+#define UART_EXTINP_DSR_SHIFT           3
+#define UART_EXTINP_DSR_MASK            (1 << UART_EXTINP_DSR_SHIFT)
+#define UART_EXTINP_IRSTAT(x)           (1 << (x + 4))
+#define UART_EXTINP_IRMASK(x)           (1 << (x + 8))
+#define UART_EXTINP_IR_RI               0
+#define UART_EXTINP_IR_CTS              1
+#define UART_EXTINP_IR_DCD              2
+#define UART_EXTINP_IR_DSR              3
+#define UART_EXTINP_RI_NOSENSE_SHIFT    16
+#define UART_EXTINP_RI_NOSENSE_MASK     (1 << UART_EXTINP_RI_NOSENSE_SHIFT)
+#define UART_EXTINP_CTS_NOSENSE_SHIFT   17
+#define UART_EXTINP_CTS_NOSENSE_MASK    (1 << UART_EXTINP_CTS_NOSENSE_SHIFT)
+#define UART_EXTINP_DCD_NOSENSE_SHIFT   18
+#define UART_EXTINP_DCD_NOSENSE_MASK    (1 << UART_EXTINP_DCD_NOSENSE_SHIFT)
+#define UART_EXTINP_DSR_NOSENSE_SHIFT   19
+#define UART_EXTINP_DSR_NOSENSE_MASK    (1 << UART_EXTINP_DSR_NOSENSE_SHIFT)
+
+/* UART Interrupt register */
+#define UART_IR_REG                     0x10
+#define UART_IR_MASK(x)                 (1 << (x + 16))
+#define UART_IR_STAT(x)                 (1 << (x))
+#define UART_IR_EXTIP                   0
+#define UART_IR_TXUNDER                 1
+#define UART_IR_TXOVER                  2
+#define UART_IR_TXTRESH                 3
+#define UART_IR_TXRDLATCH               4
+#define UART_IR_TXEMPTY                 5
+#define UART_IR_RXUNDER                 6
+#define UART_IR_RXOVER                  7
+#define UART_IR_RXTIMEOUT               8
+#define UART_IR_RXFULL                  9
+#define UART_IR_RXTHRESH                10
+#define UART_IR_RXNOTEMPTY              11
+#define UART_IR_RXFRAMEERR              12
+#define UART_IR_RXPARERR                13
+#define UART_IR_RXBRK                   14
+#define UART_IR_TXDONE                  15
+
+/* UART Fifo register */
+#define UART_FIFO_REG                   0x14
+#define UART_FIFO_VALID_SHIFT           0
+#define UART_FIFO_VALID_MASK            0xff
+#define UART_FIFO_FRAMEERR_SHIFT        8
+#define UART_FIFO_FRAMEERR_MASK         (1 << UART_FIFO_FRAMEERR_SHIFT)
+#define UART_FIFO_PARERR_SHIFT          9
+#define UART_FIFO_PARERR_MASK           (1 << UART_FIFO_PARERR_SHIFT)
+#define UART_FIFO_BRKDET_SHIFT          10
+#define UART_FIFO_BRKDET_MASK           (1 << UART_FIFO_BRKDET_SHIFT)
+#define UART_FIFO_ANYERR_MASK           (UART_FIFO_FRAMEERR_MASK |      \
+                                        UART_FIFO_PARERR_MASK |         \
+                                        UART_FIFO_BRKDET_MASK)
+
+#endif /* _LINUX_SERIAL_BCM63XX_H */