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-rw-r--r--board/toradex/colibri_imx7/colibri_imx7.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/board/toradex/colibri_imx7/colibri_imx7.c b/board/toradex/colibri_imx7/colibri_imx7.c
index e4a6ed5d5d..d0a0092b64 100644
--- a/board/toradex/colibri_imx7/colibri_imx7.c
+++ b/board/toradex/colibri_imx7/colibri_imx7.c
@@ -784,7 +784,17 @@ void udc_pins_setting(void)
#endif /*CONFIG_IMX_UDC*/
-#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_CMD_BOOTAUX)
+#if defined(CONFIG_CMD_BOOTAUX)
+ulong board_get_usable_ram_top(ulong total_size)
+{
+ /* Reserve last 1MiB for M4 on modules with 256MiB RAM */
+ if (gd->ram_size == SZ_256M)
+ return gd->ram_top - SZ_1M;
+ else
+ return gd->ram_top;
+}
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
int ft_board_setup(void *blob, bd_t *bd)
{
int up;
@@ -825,3 +835,4 @@ int ft_board_setup(void *blob, bd_t *bd)
return 0;
}
#endif
+#endif