Tegra: add 'late' platform setup handler
This patch adds a platform setup handler that gets called after
the MMU is enabled. Platforms wanting to make use of this handler
should declare 'plat_late_platform_setup' handler in their platform
files, to override the default weakly defined handler.
Change-Id: Ibc97a2e5a24608ddea856d0bd543a9d5876f604c
Signed-off-by: Dilan Lee <dilee@nvidia.com>
diff --git a/plat/nvidia/tegra/common/tegra_bl31_setup.c b/plat/nvidia/tegra/common/tegra_bl31_setup.c
index 4712b8a..908e4f2 100644
--- a/plat/nvidia/tegra/common/tegra_bl31_setup.c
+++ b/plat/nvidia/tegra/common/tegra_bl31_setup.c
@@ -70,6 +70,7 @@
#pragma weak plat_early_platform_setup
#pragma weak plat_get_bl31_params
#pragma weak plat_get_bl31_plat_params
+#pragma weak plat_late_platform_setup
void plat_early_platform_setup(void)
{
@@ -86,6 +87,11 @@
return NULL;
}
+void plat_late_platform_setup(void)
+{
+ ; /* do nothing */
+}
+
/*******************************************************************************
* Return a pointer to the 'entry_point_info' structure of the next image for
* security state specified. BL33 corresponds to the non-secure image type
@@ -329,6 +335,13 @@
tegra_memctrl_tzram_setup(TEGRA_TZRAM_BASE, TEGRA_TZRAM_SIZE);
/*
+ * Late setup handler to allow platforms to performs additional
+ * functionality.
+ * This handler gets called with MMU enabled.
+ */
+ plat_late_platform_setup();
+
+ /*
* Add timestamp for platform setup exit.
*/
boot_profiler_add_record("[TF] plat setup exit");