[PATCH 2/5] arm: socfpga: agilex5: panic if DDR init failed

[Michael Tretter <m.tretter@pengutronix.de>]

There is no point in continuing booting if the DDR initialization has
failed. Panic early to avoid obscure subsequent faults.

Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
---
 arch/arm/mach-socfpga/atf.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-socfpga/atf.c b/arch/arm/mach-socfpga/atf.c
index 1fd11c426bc2..6ddfef34632f 100644
--- a/arch/arm/mach-socfpga/atf.c
+++ b/arch/arm/mach-socfpga/atf.c
@@ -63,6 +63,8 @@ static void __noreturn agilex5_load_and_start_image_via_tfa(void)
 
 static void agilex5_el3_init(void)
 {
+	int ret;
+
 	agilex5_initialize_security_policies();
 	pr_debug("Security policies initialized\n");
 
@@ -73,7 +75,9 @@ static void agilex5_el3_init(void)
 	 */
 	if (!IS_ENABLED(CONFIG_DEBUG_LL))
 		writel(LCR_BKSE, SOCFPGA_UART0_ADDRESS + LCR);
-	agilex5_ddr_init_full();
+	ret = agilex5_ddr_init_full();
+	if (ret)
+		panic("DDR initialization failed\n");
 
 	socfpga_agilex5_qspi_init();
 

-- 
2.47.3