Module Name: src
Committed By: reinoud
Date: Fri May 9 19:47:09 UTC 2014
Modified Files:
src/sys/arch/arm/samsung: exynos_reg.h
Log Message:
Add GPIO register definitions
Also add the frequency for the USB system; its also used for various other
clocksources
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/arch/arm/samsung/exynos_reg.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/samsung/exynos_reg.h
diff -u src/sys/arch/arm/samsung/exynos_reg.h:1.3 src/sys/arch/arm/samsung/exynos_reg.h:1.4
--- src/sys/arch/arm/samsung/exynos_reg.h:1.3 Sat Apr 19 16:43:08 2014
+++ src/sys/arch/arm/samsung/exynos_reg.h Fri May 9 19:47:09 2014
@@ -107,7 +107,7 @@
/* standard frequency settings */
#define EXYNOS_ACLK_REF_FREQ (200*1000*1000) /* 200 Mhz */
#define EXYNOS_UART_FREQ (109*1000*1000) /* should be EXYNOS_ACLK_REF_FREQ! */
-
+#define EXYNOS_USB_FREQ (24*1000*1000) /* 24 Mhz */
/* Watchdog register definitions */
#define EXYNOS_WDT_WTCON 0x0000
@@ -127,4 +127,24 @@
#define EXYNOS_WDT_WTCLRINT 0x000C
+/* GPIO register definitions */
+#define EXYNOS_GPIO_GRP_SIZE 0x20
+#define EXYNOS_GPIO_CON 0x00
+#define EXYNOS_GPIO_DAT 0x04
+#define EXYNOS_GPIO_PUD 0x08
+#define EXYNOS_GPIO_DRV 0x0C
+#define EXYNOS_GPIO_CONPWD 0x10
+#define EXYNOS_GPIO_PUDPWD 0x14
+/* rest of space is not used */
+
+#define EXYNOS_GPIO_FUNC_INPUT 0x0
+#define EXYNOS_GPIO_FUNC_OUTPUT 0x1
+/* intermediate values are devices, defintions dependent on pin */
+#define EXYNOS_GPIO_FUNC_EXTINT 0xF
+
+#define EXYNOS_GPIO_PIN_FLOAT 0
+#define EXYNOS_GPIO_PIN_PULL_DOWN 1
+#define EXYNOS_GPIO_PIN_PULL_UP 3
+
+
#endif /* _ARM_SAMSUNG_EXYNOS_REG_H_ */
