+
+#elif defined(CONFIG_ARCH_IMX)
+
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x00000000 @ physical
+ movne \rx, #0xe0000000 @ virtual
+ orr \rx, \rx, #0x00200000
+ orr \rx, \rx, #0x00006000 @ UART1 offset
+ .endm
+
+ .macro senduart,rd,rx
+ str \rd, [\rx, #0x40] @ TXDATA
+ .endm
+
+ .macro waituart,rd,rx
+ .endm
+
+ .macro busyuart,rd,rx
+1002: ldr \rd, [\rx, #0x98] @ SR2
+ tst \rd, #1 << 3 @ TXDC
+ beq 1002b @ wait until transmit done
+ .endm
+
+#elif defined(CONFIG_ARCH_H720X)
+
+ .equ io_virt, IO_BASE
+ .equ io_phys, IO_START
+
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #io_phys @ physical base address
+ movne \rx, #io_virt @ virtual address
+ add \rx, \rx, #0x00020000 @ UART1
+ .endm
+
+ .macro senduart,rd,rx
+ str \rd, [\rx, #0x0] @ UARTDR
+
+ .endm
+
+ .macro waituart,rd,rx
+1001: ldr \rd, [\rx, #0x18] @ UARTFLG
+ tst \rd, #1 << 5 @ UARTFLGUTXFF - 1 when full
+ bne 1001b
+ .endm
+
+ .macro busyuart,rd,rx
+1001: ldr \rd, [\rx, #0x18] @ UARTFLG
+ tst \rd, #1 << 3 @ UARTFLGUBUSY - 1 when busy
+ bne 1001b
+ .endm