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Diffstat (limited to 'arch/mips/include/asm/mach-pnx8550/uart.h')
-rw-r--r--arch/mips/include/asm/mach-pnx8550/uart.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-pnx8550/uart.h b/arch/mips/include/asm/mach-pnx8550/uart.h
new file mode 100644
index 000000000000..ad7608d44874
--- /dev/null
+++ b/arch/mips/include/asm/mach-pnx8550/uart.h
@@ -0,0 +1,30 @@
+#ifndef __IP3106_UART_H
+#define __IP3106_UART_H
+
+#include <int.h>
+
+/* early macros for kgdb use. fixme: clean this up */
+
+#define UART_BASE 0xbbe4a000 /* PNX8550 */
+
+#define PNX8550_UART_PORT0 (UART_BASE)
+#define PNX8550_UART_PORT1 (UART_BASE + 0x1000)
+
+#define PNX8550_UART_INT(x) (PNX8550_INT_GIC_MIN+19+x)
+#define IRQ_TO_UART(x) (x-PNX8550_INT_GIC_MIN-19)
+
+/* early macros needed for prom/kgdb */
+
+#define ip3106_lcr(base, port) *(volatile u32 *)(base+(port*0x1000) + 0x000)
+#define ip3106_mcr(base, port) *(volatile u32 *)(base+(port*0x1000) + 0x004)
+#define ip3106_baud(base, port) *(volatile u32 *)(base+(port*0x1000) + 0x008)
+#define ip3106_cfg(base, port) *(volatile u32 *)(base+(port*0x1000) + 0x00C)
+#define ip3106_fifo(base, port) *(volatile u32 *)(base+(port*0x1000) + 0x028)
+#define ip3106_istat(base, port) *(volatile u32 *)(base+(port*0x1000) + 0xFE0)
+#define ip3106_ien(base, port) *(volatile u32 *)(base+(port*0x1000) + 0xFE4)
+#define ip3106_iclr(base, port) *(volatile u32 *)(base+(port*0x1000) + 0xFE8)
+#define ip3106_iset(base, port) *(volatile u32 *)(base+(port*0x1000) + 0xFEC)
+#define ip3106_pd(base, port) *(volatile u32 *)(base+(port*0x1000) + 0xFF4)
+#define ip3106_mid(base, port) *(volatile u32 *)(base+(port*0x1000) + 0xFFC)
+
+#endif