ls1b: fix the count of GPIO IRQ and improvement the IRQ of UARTS.

from 1b manunal we know it have 64 GPIO IRQ and 12 UARTS

libcpu/mips/gs232/ls1b.h

@@ -19,6 +19,15 @@
 #define LS1B_UART1_IRQ	3
 #define LS1B_UART2_IRQ	4
 #define LS1B_UART3_IRQ	5
+#define LS1B_UART4_IRQ	29
+#define LS1B_UART5_IRQ	30
+#define LS1B_UART6_IRQ	2	//共享LS1B_UART0_IRQ
+#define LS1B_UART7_IRQ	2
+#define LS1B_UART8_IRQ	2
+#define LS1B_UART9_IRQ	3	//共享LS1B_UART1_IRQ
+#define LS1B_UART10_IRQ	3
+#define LS1B_UART11_IRQ	3
+
 #define LS1B_CAN0_IRQ	6
 #define LS1B_CAN1_IRQ	7
 #define LS1B_SPI0_IRQ	8
@@ -49,7 +58,7 @@
 
 #define LS1B_GPIO_IRQ 64
 #define LS1B_GPIO_FIRST_IRQ 64
-#define LS1B_GPIO_IRQ_COUNT 96
+#define LS1B_GPIO_IRQ_COUNT 64
 #define LS1B_GPIO_LAST_IRQ  (LS1B_GPIO_FIRST_IRQ + LS1B_GPIO_IRQ_COUNT-1)
 
 #define INT_PCI_INTA	(1<<6)