dm: gpio: Add gpio_get_function() and friends

[J-u-boot.git] / include / fdt_support.h

diff --git a/include/fdt_support.h b/include/fdt_support.h
index 21d7b44453286cbf78904f4620cb4fdc172fd2e6..c3d1fbcf3566451419bff1a325a870a945743475 100644 (file)
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -76,7 +76,7 @@ void ft_cpu_setup(void *blob, bd_t *bd);
 void ft_pci_setup(void *blob, bd_t *bd);
 
 void set_working_fdt_addr(void *addr);
-int fdt_resize(void *blob);
+int fdt_shrink_to_minimum(void *blob);
 int fdt_increase_size(void *fdt, int add_len);
 
 int fdt_fixup_nor_flash_size(void *blob);
@@ -113,17 +113,37 @@ static inline int fdt_status_disabled(void *fdt, int nodeoffset)
 {
        return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_DISABLED, 0);
 }
+static inline int fdt_status_fail(void *fdt, int nodeoffset)
+{
+       return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_FAIL, 0);
+}
 
-int fdt_set_status_by_alias(void *fdt, const char* alias,
+int fdt_set_status_by_alias(void *fdt, const char *alias,
                            enum fdt_status status, unsigned int error_code);
-static inline int fdt_status_okay_by_alias(void *fdt, const char* alias)
+static inline int fdt_status_okay_by_alias(void *fdt, const char *alias)
 {
        return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_OKAY, 0);
 }
-static inline int fdt_status_disabled_by_alias(void *fdt, const char* alias)
+static inline int fdt_status_disabled_by_alias(void *fdt, const char *alias)
 {
        return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_DISABLED, 0);
 }
+static inline int fdt_status_fail_by_alias(void *fdt, const char *alias)
+{
+       return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_FAIL, 0);
+}
+
+/* Helper to read a big number; size is in cells (not bytes) */
+static inline u64 of_read_number(const fdt32_t *cell, int size)
+{
+       u64 r = 0;
+       while (size--)
+               r = (r << 32) | fdt32_to_cpu(*(cell++));
+       return r;
+}
+
+void of_bus_default_count_cells(void *blob, int parentoffset,
+                                       int *addrc, int *sizec);
 
 #endif /* ifdef CONFIG_OF_LIBFDT */