[PATCH 2/2] arm64: zynqmp: Move timeout for clock propagation below psu_init

Michal Simek michal.simek at xilinx.com
Fri Mar 20 09:03:48 CET 2020


Delay required for clock propagation is tighly coupled with initialization
done in psu_init(). That's why call it also for u-boot proper with
CONFIG_ZYNQMP_PSU_INIT_ENABLED enabled.

Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---

 arch/arm/mach-zynqmp/spl.c   | 3 ---
 board/xilinx/zynqmp/zynqmp.c | 3 +++
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm/mach-zynqmp/spl.c b/arch/arm/mach-zynqmp/spl.c
index c53945e57f39..68df0a79c4e5 100644
--- a/arch/arm/mach-zynqmp/spl.c
+++ b/arch/arm/mach-zynqmp/spl.c
@@ -19,9 +19,6 @@ void board_init_f(ulong dummy)
 {
 	board_early_init_f();
 	board_early_init_r();
-
-	/* Delay is required for clocks to be propagated */
-	udelay(1000000);
 }
 
 static void ps_mode_reset(ulong mode)
diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index 04fd3bd0a443..eb1bc0861e2f 100644
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -326,6 +326,9 @@ int board_early_init_f(void)
 	ret = psu_init();
 	if (ret)
 		return ret;
+
+	/* Delay is required for clocks to be propagated */
+	udelay(1000000);
 #endif
 
 #ifdef CONFIG_DEBUG_UART
-- 
2.25.1



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