From be5df5e0c177529916a3aa0f18ee4001b7cc94bd Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Mon, 8 Jan 2024 16:39:16 +0100 Subject: [PATCH] arm64: zynqmp: Setup default si570 frequency to 156.25MHz All si570 mgt chips have factory default 156.25MHz but DT changed it to 148.5MHz. After tracking it is pretty much c&p fault taken from Zynq zc702/zc706 boards where 148.5MHz was setup as default because it was requirement for AD7511 chip available on these boards. ZynqMP board don't contain this chip that's why factory default frequency can be used. Link: https://lore.kernel.org/r/65a53776cbc5e4586f58da57a4b99e4d5c6c26a7.1704728353.git.michal.simek@amd.com Signed-off-by: Michal Simek --- arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts | 2 +- arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts index 84952c14f0219..64a2d52f0f87f 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts @@ -603,7 +603,7 @@ reg = <0x5d>; temperature-stability = <50>; /* copy from zc702 */ factory-fout = <156250000>; - clock-frequency = <148500000>; + clock-frequency = <156250000>; clock-output-names = "si570_mgt"; }; }; diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts index 50c384aa253e4..08c3dca706270 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts @@ -605,7 +605,7 @@ reg = <0x5d>; temperature-stability = <50>; /* copy from zc702 */ factory-fout = <156250000>; - clock-frequency = <148500000>; + clock-frequency = <156250000>; clock-output-names = "si570_mgt"; }; }; -- 2.39.5