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From: Neal Frager <nealf@xilinx.com>
To: Michal Simek <michals@xilinx.com>,
	Peter Korsgaard <peter@korsgaard.com>,
	 Michal Simek <michals@xilinx.com>
Cc: "luca@lucaceresoli.net" <luca@lucaceresoli.net>,
	"giulio.benetti@benettiengineering.com"
	<giulio.benetti@benettiengineering.com>,
	"buildroot@buildroot.org" <buildroot@buildroot.org>,
	Neal Frager <neal.frager@amd.com>
Subject: Re: [Buildroot] [PATCH v1 2/2] configs/zynqmp_zcu106_defconfig: transition to tarballs
Date: Wed, 4 May 2022 08:53:02 +0000	[thread overview]
Message-ID: <SJ0PR02MB775868320C331FE1CDF57217D7C39@SJ0PR02MB7758.namprd02.prod.outlook.com> (raw)
In-Reply-To: <86b8666c-4427-32c6-c015-f9b67e963195@xilinx.com>

Hi Michal,

>   >> [    4.384715] zynqmp-display fd4a0000.display: vtc bridge property
>   >> not present
>   >> [    4.393156] ------------[ cut here ]------------
>   >> [    4.397776] More than allowed devices are using the vpll_int, which is forbidden
> 
> 
>   > This is caused by not proper psu_init which setup PLLs incorrectly.
> 
> This is using the psu_init_gpl.c in U-Boot:
> 
> https://github.com/Xilinx/u-boot-xlnx/blob/xlnx_rebase_v2022.01_2022.1
> /board/xilinx/zynqmp/zynqmp-zcu106-revA/psu_init_gpl.c
> 
> And the pmu configuration object from Neal:
> 
> https://git.buildroot.net/buildroot/tree/board/zynqmp/zcu106/pm_cfg_ob
> j.c
> 
> So what exactly needs to change?

> I don't have this board here that's why likely taken from any old design before this check was added to Linux.
> U-Boot psu_init_gpl.c should be updated.

Could you please share exactly which register writes in the psu_init_gpl.c need to change?
Perhaps you can point me to a known good one, so that I can compare those specific register writes with the zynqmp-zcu106-revA file?

Thanks,
Neal Frager
AMD
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  parent reply	other threads:[~2022-05-04  8:53 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-03 15:24 [Buildroot] [PATCH v1 1/2] configs/zynqmp_zcu102_defconfig: transition to tarballs Neal Frager via buildroot
2022-05-03 15:24 ` [Buildroot] [PATCH v1 2/2] configs/zynqmp_zcu106_defconfig: " Neal Frager via buildroot
2022-05-04  6:49   ` Peter Korsgaard
     [not found]     ` <edddb58b-dee7-21aa-05b8-3a94c3e2c4d1@xilinx.com>
2022-05-04  7:18       ` Peter Korsgaard
     [not found]         ` <86b8666c-4427-32c6-c015-f9b67e963195@xilinx.com>
2022-05-04  7:39           ` Peter Korsgaard
2022-05-04  8:53           ` Neal Frager [this message]
2022-05-04  9:12             ` Luca Ceresoli
2022-05-04  9:24               ` Neal Frager
2022-05-04  9:34                 ` Neal Frager
     [not found]                 ` <a430617e-f535-75c5-a848-2384c774368d@xilinx.com>
2022-05-04  9:53                   ` Luca Ceresoli
     [not found]             ` <5dd71ac6-35a1-1d34-0964-66390cbb94ba@xilinx.com>
2022-05-04 12:45               ` Neal Frager
     [not found]                 ` <87d7438b-6b9d-a837-c6b9-0e2f6086b8c7@xilinx.com>
2022-05-04 13:09                   ` Neal Frager
2022-05-11  9:10       ` Peter Korsgaard
     [not found]         ` <08d36a3f-8c9b-173d-f965-fa2aef9a8c77@xilinx.com>
2022-05-11 10:08           ` Peter Korsgaard
2022-05-11 11:06         ` Neal Frager
2022-05-11 13:41           ` Neal Frager
2022-05-11 15:54             ` Peter Korsgaard
2022-05-12 14:38               ` Luca Ceresoli
2022-05-12 16:09                 ` Neal Frager
2022-05-12 19:32                   ` Peter Korsgaard
2022-05-13  4:21                     ` Neal Frager
2022-05-13  7:17                       ` Luca Ceresoli
2022-05-13  8:40                         ` Neal Frager
2022-05-13  9:06                           ` Neal Frager
2022-05-13 10:48                             ` Neal Frager
2022-05-17  7:42                               ` Luca Ceresoli
2022-05-17  7:50                                 ` Neal Frager
2022-05-17  7:58                                 ` Peter Korsgaard
2022-08-01 13:59                           ` Frager, Neal via buildroot
2022-08-02 15:01                             ` Luca Ceresoli via buildroot
2022-08-02 15:06                               ` Frager, Neal via buildroot
2022-08-17 17:23                               ` Frager, Neal via buildroot
2022-08-18 16:13                                 ` Luca Ceresoli via buildroot
2022-05-28  8:37   ` Peter Korsgaard
2022-05-04  6:46 ` [Buildroot] [PATCH v1 1/2] configs/zynqmp_zcu102_defconfig: " Peter Korsgaard
2022-05-28  8:37 ` Peter Korsgaard

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