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Message-ID: <5176e9bc-50a0-6952-0e5a-8e43095235eb@web.de>
Date: Mon, 19 Apr 2021 13:48:45 +0200
From: Jan Kiszka <jan.kiszka@....de>
To: 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 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].
Jan
[1] https://review.trustedfirmware.org/c/TF-A/trusted-firmware-a/+/9673
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