Fix use of conditional LMB

[oweals/u-boot.git] / include / fdtdec.h

diff --git a/include/fdtdec.h b/include/fdtdec.h
index b5d7d2f54a2bbd15b559c8619b01b17125e56369..5164ce24e61e2686ae6fb664862dfc8363a4238f 100644 (file)
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -89,6 +89,22 @@ struct fdt_gpio_state {
 /* This tells us whether a fdt_gpio_state record is valid or not */
 #define fdt_gpio_isvalid(x) ((x)->gpio != FDT_GPIO_NONE)
 
+/**
+ * Read the GPIO taking into account the polarity of the pin.
+ *
+ * @param gpio         pointer to the decoded gpio
+ * @return value of the gpio if successful, < 0 if unsuccessful
+ */
+int fdtdec_get_gpio(struct fdt_gpio_state *gpio);
+
+/**
+ * Write the GPIO taking into account the polarity of the pin.
+ *
+ * @param gpio         pointer to the decoded gpio
+ * @return 0 if successful
+ */
+int fdtdec_set_gpio(struct fdt_gpio_state *gpio, int val);
+
 /**
  * Find the next numbered alias for a peripheral. This is used to enumerate
  * all the peripherals of a certain type.