global_data: Remove environment members if not used
If the environment is not enabled we don't need these fields in
global_data. Make them conditional.
Make these fields conditional. Move env_buf up one so it can share
an #ifdef.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h
index 6445bd4..d6c15e2 100644
--- a/include/asm-generic/global_data.h
+++ b/include/asm-generic/global_data.h
@@ -86,6 +86,7 @@
* @cpu_clk: CPU clock rate in Hz
*/
unsigned long cpu_clk;
+#if CONFIG_IS_ENABLED(ENV_SUPPORT)
/**
* @env_addr: address of environment structure
*
@@ -93,6 +94,7 @@
* environment variables.
*/
unsigned long env_addr;
+#endif /* ENV_SUPPORT */
/**
* @ram_base: base address of RAM used by U-Boot
*/
@@ -134,6 +136,7 @@
* @baudrate: baud rate of the serial interface
*/
unsigned int baudrate;
+#if CONFIG_IS_ENABLED(ENV_SUPPORT)
/**
* @env_has_init: bit mask indicating environment locations
*
@@ -151,13 +154,14 @@
*/
char env_load_prio;
/**
- * @fdt_src: Source of FDT
- */
- enum fdt_source_t fdt_src;
- /**
* @env_buf: buffer for env_get() before reloc
*/
char env_buf[32];
+#endif /* ENV_SUPPORT */
+ /**
+ * @fdt_src: Source of FDT
+ */
+ enum fdt_source_t fdt_src;
/**
* @arch: architecture-specific data
*/