Fixed the problem that pin values could not be read for RK3399

6 years ago · 569aed843b
2 changed files with 4 additions and 3 deletions
--- a/wiringPi/OrangePi.c
+++ b/wiringPi/OrangePi.c
@ -1511,11 +1511,11 @@ int OrangePi_digitalRead(int pin)
 #elif CONFIG_ORANGEPI_RK3399
 	unsigned int phyaddr;
 	if(bank == 1)
-		phyaddr = GPIO1_BASE + GPIO_SWPORTA_DR_OFFSET;			
+		phyaddr = GPIO1_BASE + GPIO_EXT_PORTA_OFFSET;			
 	else if(bank == 2)
-		phyaddr = GPIO2_BASE + GPIO_SWPORTA_DR_OFFSET;			
+		phyaddr = GPIO2_BASE + GPIO_EXT_PORTA_OFFSET;			
 	else if(bank == 4)
-		phyaddr = GPIO4_BASE + GPIO_SWPORTA_DR_OFFSET;			
+		phyaddr = GPIO4_BASE + GPIO_EXT_PORTA_OFFSET;			
 	else;

 #endif
--- a/wiringPi/OrangePi.h
+++ b/wiringPi/OrangePi.h
@ -86,6 +86,7 @@
 #define GPIO_BIT(x)                        	(1UL << (x))
 #define GPIO_SWPORTA_DR_OFFSET 				0x00
 #define GPIO_SWPORTA_DDR_OFFSET 			0x04
+#define GPIO_EXT_PORTA_OFFSET				0x50

 #define PMUGRF_BASE 	     0xff320000	 
 #define PMUGRF_GPIO1A_IOMUX  0x00010