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Message-ID: <0c51ebbf-c17f-9418-f312-a6b0aaa5b8c1@xilinx.com>
Date: Mon, 19 Apr 2021 17:14:35 +0200
From: Michal Simek <michal.simek@...inx.com>
To: Jan Kiszka <jan.kiszka@....de>,
Michal Simek <michal.simek@...inx.com>,
Rajan Vaja <rajan.vaja@...inx.com>, <robh+dt@...nel.org>,
<mark.rutland@....com>, <harini.katakam@...inx.com>,
<ulf.hansson@...aro.org>, <xuwei5@...ilicon.com>,
<mripard@...nel.org>, <heiko@...ech.de>
CC: <devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] arm64: dts: xilinx: Add the clock nodes for zynqmp
On 4/19/21 1:48 PM, Jan Kiszka wrote:
> On 19.04.21 12:52, Michal Simek wrote:
>> Hi Jan,
>>
>> On 4/18/21 2:12 PM, Jan Kiszka wrote:
>>> On 01.04.21 16:52, Jan Kiszka wrote:
>>>> On 01.04.21 13:42, Michal Simek wrote:
>>>>> Hi Jan,
>>>>>
>>>>> On 3/27/21 8:55 PM, Jan Kiszka wrote:
>>>>>> On 07.11.19 10:44, Rajan Vaja wrote:
>>>>>>> Add clock nodes for zynqmp based on CCF.
>>>>>>>
>>>>>>> Signed-off-by: Rajan Vaja <rajan.vaja@...inx.com>
>>>>>>> ---
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi | 222 +++++++++++++++++++++
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zc1275-revA.dts | 2 +-
>>>>>>> .../boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts | 4 +-
>>>>>>> .../boot/dts/xilinx/zynqmp-zc1751-xm016-dc2.dts | 4 +-
>>>>>>> .../boot/dts/xilinx/zynqmp-zc1751-xm017-dc3.dts | 4 +-
>>>>>>> .../boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts | 4 +-
>>>>>>> .../boot/dts/xilinx/zynqmp-zc1751-xm019-dc5.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts | 4 +-
>>>>>>> arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 24 ++-
>>>>>>> 15 files changed, 270 insertions(+), 26 deletions(-)
>>>>>>> create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
>>>>>>>
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
>>>>>>> new file mode 100644
>>>>>>> index 0000000..9868ca1
>>>>>>> --- /dev/null
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
>>>>>>> @@ -0,0 +1,222 @@
>>>>>>> +// SPDX-License-Identifier: GPL-2.0+
>>>>>>> +/*
>>>>>>> + * Clock specification for Xilinx ZynqMP
>>>>>>> + *
>>>>>>> + * (C) Copyright 2017 - 2019, Xilinx, Inc.
>>>>>>> + *
>>>>>>> + * Michal Simek <michal.simek@...inx.com>
>>>>>>> + */
>>>>>>> +
>>>>>>> +#include <dt-bindings/clock/xlnx-zynqmp-clk.h>
>>>>>>> +/ {
>>>>>>> + pss_ref_clk: pss_ref_clk {
>>>>>>> + u-boot,dm-pre-reloc;
>>>>>>> + compatible = "fixed-clock";
>>>>>>> + #clock-cells = <0>;
>>>>>>> + clock-frequency = <33333333>;
>>>>>>> + };
>>>>>>> +
>>>>>>> + video_clk: video_clk {
>>>>>>> + u-boot,dm-pre-reloc;
>>>>>>> + compatible = "fixed-clock";
>>>>>>> + #clock-cells = <0>;
>>>>>>> + clock-frequency = <27000000>;
>>>>>>> + };
>>>>>>> +
>>>>>>> + pss_alt_ref_clk: pss_alt_ref_clk {
>>>>>>> + u-boot,dm-pre-reloc;
>>>>>>> + compatible = "fixed-clock";
>>>>>>> + #clock-cells = <0>;
>>>>>>> + clock-frequency = <0>;
>>>>>>> + };
>>>>>>> +
>>>>>>> + gt_crx_ref_clk: gt_crx_ref_clk {
>>>>>>> + u-boot,dm-pre-reloc;
>>>>>>> + compatible = "fixed-clock";
>>>>>>> + #clock-cells = <0>;
>>>>>>> + clock-frequency = <108000000>;
>>>>>>> + };
>>>>>>> +
>>>>>>> + aux_ref_clk: aux_ref_clk {
>>>>>>> + u-boot,dm-pre-reloc;
>>>>>>> + compatible = "fixed-clock";
>>>>>>> + #clock-cells = <0>;
>>>>>>> + clock-frequency = <27000000>;
>>>>>>> + };
>>>>>>> +};
>>>>>>> +
>>>>>>> +&can0 {
>>>>>>> + clocks = <&zynqmp_clk CAN0_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&can1 {
>>>>>>> + clocks = <&zynqmp_clk CAN1_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&cpu0 {
>>>>>>> + clocks = <&zynqmp_clk ACPU>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan1 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan2 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan3 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan4 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan5 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan6 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan7 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&fpd_dma_chan8 {
>>>>>>> + clocks = <&zynqmp_clk GDMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan1 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan2 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan3 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan4 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan5 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan6 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan7 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&lpd_dma_chan8 {
>>>>>>> + clocks = <&zynqmp_clk ADMA_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&gem0 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>, <&zynqmp_clk GEM0_REF>,
>>>>>>> + <&zynqmp_clk GEM0_TX>, <&zynqmp_clk GEM0_RX>,
>>>>>>> + <&zynqmp_clk GEM_TSU>;
>>>>>>> + clock-names = "pclk", "hclk", "tx_clk", "rx_clk", "tsu_clk";
>>>>>>> +};
>>>>>>> +
>>>>>>> +&gem1 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>, <&zynqmp_clk GEM1_REF>,
>>>>>>> + <&zynqmp_clk GEM1_TX>, <&zynqmp_clk GEM1_RX>,
>>>>>>> + <&zynqmp_clk GEM_TSU>;
>>>>>>> + clock-names = "pclk", "hclk", "tx_clk", "rx_clk", "tsu_clk";
>>>>>>> +};
>>>>>>> +
>>>>>>> +&gem2 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>, <&zynqmp_clk GEM2_REF>,
>>>>>>> + <&zynqmp_clk GEM2_TX>, <&zynqmp_clk GEM2_RX>,
>>>>>>> + <&zynqmp_clk GEM_TSU>;
>>>>>>> + clock-names = "pclk", "hclk", "tx_clk", "rx_clk", "tsu_clk";
>>>>>>> +};
>>>>>>> +
>>>>>>> +&gem3 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>, <&zynqmp_clk GEM3_REF>,
>>>>>>> + <&zynqmp_clk GEM3_TX>, <&zynqmp_clk GEM3_RX>,
>>>>>>> + <&zynqmp_clk GEM_TSU>;
>>>>>>> + clock-names = "pclk", "hclk", "tx_clk", "rx_clk", "tsu_clk";
>>>>>>> +};
>>>>>>> +
>>>>>>> +&gpio {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&i2c0 {
>>>>>>> + clocks = <&zynqmp_clk I2C0_REF>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&i2c1 {
>>>>>>> + clocks = <&zynqmp_clk I2C1_REF>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&pcie {
>>>>>>> + clocks = <&zynqmp_clk PCIE_REF>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&sata {
>>>>>>> + clocks = <&zynqmp_clk SATA_REF>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&sdhci0 {
>>>>>>> + clocks = <&zynqmp_clk SDIO0_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&sdhci1 {
>>>>>>> + clocks = <&zynqmp_clk SDIO1_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&spi0 {
>>>>>>> + clocks = <&zynqmp_clk SPI0_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&spi1 {
>>>>>>> + clocks = <&zynqmp_clk SPI1_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&ttc0 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&ttc1 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&ttc2 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&ttc3 {
>>>>>>> + clocks = <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&uart0 {
>>>>>>> + clocks = <&zynqmp_clk UART0_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&uart1 {
>>>>>>> + clocks = <&zynqmp_clk UART1_REF>, <&zynqmp_clk LPD_LSBUS>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&usb0 {
>>>>>>> + clocks = <&zynqmp_clk USB0_BUS_REF>, <&zynqmp_clk USB3_DUAL_REF>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&usb1 {
>>>>>>> + clocks = <&zynqmp_clk USB1_BUS_REF>, <&zynqmp_clk USB3_DUAL_REF>;
>>>>>>> +};
>>>>>>> +
>>>>>>> +&watchdog0 {
>>>>>>> + clocks = <&zynqmp_clk WDT>;
>>>>>>> +};
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
>>>>>>> index 0f7b4cf..2e05fa4 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1232-revA.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP ZC1232
>>>>>>> *
>>>>>>> - * (C) Copyright 2017 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2017 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>>
>>>>>>> / {
>>>>>>> model = "ZynqMP ZC1232 RevA";
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
>>>>>>> index 9092828..3d0aaa0 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1254-revA.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP ZC1254
>>>>>>> *
>>>>>>> - * (C) Copyright 2015 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2015 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> * Siva Durga Prasad Paladugu <sivadur@...inx.com>
>>>>>>> @@ -11,7 +11,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>>
>>>>>>> / {
>>>>>>> model = "ZynqMP ZC1254 RevA";
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1275-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1275-revA.dts
>>>>>>> index 4f404c5..1a8127d4 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1275-revA.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1275-revA.dts
>>>>>>> @@ -11,7 +11,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>>
>>>>>>> / {
>>>>>>> model = "ZynqMP ZC1275 RevA";
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
>>>>>>> index 9a3e39d..fa7eb1b 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP zc1751-xm015-dc1
>>>>>>> *
>>>>>>> - * (C) Copyright 2015 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2015 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>>
>>>>>>> / {
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm016-dc2.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm016-dc2.dts
>>>>>>> index 2421ec7..4191dfa 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm016-dc2.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm016-dc2.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP zc1751-xm016-dc2
>>>>>>> *
>>>>>>> - * (C) Copyright 2015 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2015 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>>
>>>>>>> / {
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm017-dc3.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm017-dc3.dts
>>>>>>> index 7a49dee..3750690 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm017-dc3.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm017-dc3.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP zc1751-xm017-dc3
>>>>>>> *
>>>>>>> - * (C) Copyright 2016 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2016 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>>
>>>>>>> / {
>>>>>>> model = "ZynqMP zc1751-xm017-dc3 RevA";
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
>>>>>>> index 54c7b4f..2366cd9 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm018-dc4.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP zc1751-xm018-dc4
>>>>>>> *
>>>>>>> - * (C) Copyright 2015 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2015 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>>
>>>>>>> / {
>>>>>>> model = "ZynqMP zc1751-xm018-dc4";
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm019-dc5.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm019-dc5.dts
>>>>>>> index b8b5ff1..9a894e6 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm019-dc5.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm019-dc5.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP zc1751-xm019-dc5
>>>>>>> *
>>>>>>> - * (C) Copyright 2015 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2015 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Siva Durga Prasad <siva.durga.paladugu@...inx.com>
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> @@ -11,7 +11,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>>
>>>>>>> / {
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
>>>>>>> index e5699d0..3e39454 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP ZCU100 revC
>>>>>>> *
>>>>>>> - * (C) Copyright 2016 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2016 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> * Nathalie Chan King Choy
>>>>>>> @@ -11,7 +11,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/input/input.h>
>>>>>>> #include <dt-bindings/interrupt-controller/irq.h>
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
>>>>>>> index 2a3b665..f6e9558 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP ZCU102 RevA
>>>>>>> *
>>>>>>> - * (C) Copyright 2015 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2015 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/input/input.h>
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>>
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
>>>>>>> index 8f45614..f457f8a 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP ZCU104
>>>>>>> *
>>>>>>> - * (C) Copyright 2017 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2017 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>>
>>>>>>> / {
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
>>>>>>> index 93ce7eb..f15b99a 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP ZCU106
>>>>>>> *
>>>>>>> - * (C) Copyright 2016, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2016 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/input/input.h>
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>>
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
>>>>>>> index 8bb0001..e27cd60 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP ZCU111
>>>>>>> *
>>>>>>> - * (C) Copyright 2017 - 2018, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2017 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> */
>>>>>>> @@ -10,7 +10,7 @@
>>>>>>> /dts-v1/;
>>>>>>>
>>>>>>> #include "zynqmp.dtsi"
>>>>>>> -#include "zynqmp-clk.dtsi"
>>>>>>> +#include "zynqmp-clk-ccf.dtsi"
>>>>>>> #include <dt-bindings/input/input.h>
>>>>>>> #include <dt-bindings/gpio/gpio.h>
>>>>>>>
>>>>>>> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
>>>>>>> index 9aa6734..59a547b 100644
>>>>>>> --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
>>>>>>> +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
>>>>>>> @@ -2,7 +2,7 @@
>>>>>>> /*
>>>>>>> * dts file for Xilinx ZynqMP
>>>>>>> *
>>>>>>> - * (C) Copyright 2014 - 2015, Xilinx, Inc.
>>>>>>> + * (C) Copyright 2014 - 2019, Xilinx, Inc.
>>>>>>> *
>>>>>>> * Michal Simek <michal.simek@...inx.com>
>>>>>>> *
>>>>>>> @@ -124,6 +124,28 @@
>>>>>>> <1 10 0xf08>;
>>>>>>> };
>>>>>>>
>>>>>>> + firmware {
>>>>>>> + zynqmp_firmware: zynqmp-firmware {
>>>>>>> + compatible = "xlnx,zynqmp-firmware";
>>>>>>> + method = "smc";
>>>>>>> + zynqmp_clk: clock-controller {
>>>>>>> + u-boot,dm-pre-reloc;
>>>>>>> + #clock-cells = <1>;
>>>>>>> + compatible = "xlnx,zynqmp-clk";
>>>>>>> + clocks = <&pss_ref_clk>,
>>>>>>> + <&video_clk>,
>>>>>>> + <&pss_alt_ref_clk>,
>>>>>>> + <&aux_ref_clk>,
>>>>>>> + <>_crx_ref_clk>;
>>>>>>> + clock-names = "pss_ref_clk",
>>>>>>> + "video_clk",
>>>>>>> + "pss_alt_ref_clk",
>>>>>>> + "aux_ref_clk",
>>>>>>> + "gt_crx_ref_clk";
>>>>>>> + };
>>>>>>> + };
>>>>>>> + };
>>>>>>> +
>>>>>>> amba_apu: amba-apu@0 {
>>>>>>> compatible = "simple-bus";
>>>>>>> #address-cells = <2>;
>>>>>>>
>>>>>>
>>>>>> Updating my Ultra96 setups from 5.4 to 5.10, I ran into a blocker:
>>>>>> Starting from this commit on, I'm no longer getting the kernel to boot
>>>>>> on both revision 1 and 2 (arm64 defconfig as reference). If I switch the
>>>>>> DTBs back before this commit, even a kernel from today's head is fine.
>>>>>>
>>>>>> Further versions of potential relevance:
>>>>>> - PMUFW 2019.1 and 2020.2
>>>>>> - TF-A 2.3
>>>>>> - U-Boot 2020.10
>>>>>>
>>>>>> What's missing? I suspect someone forgot to document a subtle dependency
>>>>>> of this change.
>>>>>
>>>>> Does this fix your issue?
>>>>> https://lore.kernel.org/linux-arm-kernel/20210316090540.973014-1-punit1.agrawal@toshiba.co.jp/
>>>>>
>>>>
>>>> Nope, CONFIG_COMMON_CLK_ZYNQMP=y does not help. Maybe the defconfig is
>>>> missing even more. If you have some reference, I'm happy to try. I
>>>> suspect that earlyprintk will also not reveal more without clocks (but I
>>>> didn't play with that yet).
>>>>
>>>> Meanwhile, I'm carrying a revert of this commit and a related cleanup.
>>>> That helps for now.
>>>>
>>>
>>> OK, dependencies resolved (unfortunately the hard way): It either
>>> requires TF-A master or latest release v2.4 + [1] and [2].
>>>
>>> Those TF-A commits were upstream about a year after the firmware-based
>>> clock control hit the kernel. A note would have been nice - or better
>>> sychronization between both upstreaming efforts.
>>
>> I wasn't responsible for TFA but I found this last year in Nov timeframe
>> that none really upstream this. Right now that development is working
>> like that. I am asking everybody to contribute upstream to have all the
>> time upstream heads to work together.
>> I haven't had a time to dig into this but unfortunatelly there is no
>> feature checking mechanism on zynqmp TFA side to check if this is there
>> or not but we are trying our best to check as much as possible but bugs
>> happen.
>
> OK, I understand. Reminding of "upstream first" is part of my daily
> business as well. :)
>
> And integration is generally more and more complicated with the growing
> number of firmware services and interfaces, not only on this SOC...
>
>> And we are lacking space in OCM to be able to add more features to TFA
>> anyway.
>
> Yeah, I know - I'm also overflowing it via the SDEI patch [1].
I have looked at this. How are you using it now? I haven't had a chance
to take a look at it. How do you use it and test it?
We should try to minimalize amount of code and try to fit to OCM.
Thanks,
Michal
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