inka4x0: Add hardware diagnosis functions for inka4x0
This patch adds advanced diagnosis functions for the inka4x0 board.
Signed-off-by: Andreas Pfefferle <ap@denx.de>
Signed-off-by: Detlev Zundel <dzu@denx.de>
diff --git a/include/ns16550.h b/include/ns16550.h
index e6ade61..edfbc53 100644
--- a/include/ns16550.h
+++ b/include/ns16550.h
@@ -123,6 +123,7 @@
#define MCR_RTS 0x02
#define MCR_DMA_EN 0x04
#define MCR_TX_DFR 0x08
+#define MCR_LOOP 0x10 /* Enable loopback test mode */
#define LCR_WLS_MSK 0x03 /* character length select mask */
#define LCR_WLS_5 0x00 /* 5 bit character length */
@@ -135,6 +136,7 @@
#define LCR_STKP 0x20 /* Stick Parity */
#define LCR_SBRK 0x40 /* Set Break */
#define LCR_BKSE 0x80 /* Bank select enable */
+#define LCR_DLAB 0x80 /* Divisor latch access bit */
#define LSR_DR 0x01 /* Data ready */
#define LSR_OE 0x02 /* Overrun */
@@ -145,6 +147,15 @@
#define LSR_TEMT 0x40 /* Xmitter empty */
#define LSR_ERR 0x80 /* Error */
+#define MSR_DCD 0x80 /* Data Carrier Detect */
+#define MSR_RI 0x40 /* Ring Indicator */
+#define MSR_DSR 0x20 /* Data Set Ready */
+#define MSR_CTS 0x10 /* Clear to Send */
+#define MSR_DDCD 0x08 /* Delta DCD */
+#define MSR_TERI 0x04 /* Trailing edge ring indicator */
+#define MSR_DDSR 0x02 /* Delta DSR */
+#define MSR_DCTS 0x01 /* Delta CTS */
+
#ifdef CONFIG_OMAP1510
#define OSC_12M_SEL 0x01 /* selects 6.5 * current clk div */
#endif