From 3aba25bc382beeb8a92b46d23fd1db47dfcb1121 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Tue, 9 Feb 2021 08:50:22 +0100 Subject: [PATCH] arm64: zynqmp: Do not clear reset reason There is no need to clear reset reason register because it is protected by PMUFW already which is reported when verbose log is enabled as: pm_core.c@733 APU> No write permission to 0xFF5E0220 Signed-off-by: Michal Simek --- board/xilinx/zynqmp/zynqmp.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c index a216eeb35f..6babc0ebce 100644 --- a/board/xilinx/zynqmp/zynqmp.c +++ b/board/xilinx/zynqmp/zynqmp.c @@ -496,11 +496,7 @@ static int reset_reason(void) env_set("reset_reason", reason); - ret = zynqmp_mmio_write((ulong)&crlapb_base->reset_reason, ~0, ~0); - if (ret) - return -EINVAL; - - return ret; + return 0; } static int set_fdtfile(void)