From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lokesh Vutla Date: Thu, 11 May 2017 07:39:44 +0530 Subject: [U-Boot] i.MX6: u-boot,dm-pre-reloc block U-Boot In-Reply-To: References: Message-ID: <61e7d59f-9930-d154-25de-0e5424b25360@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 5/11/2017 12:52 AM, Jagan Teki wrote: > Hi Lokesh, > > On Tue, May 9, 2017 at 10:03 PM, Jagan Teki wrote: >> On Tue, May 9, 2017 at 8:54 PM, Lokesh Vutla wrote: >>> >>> >>> On Tuesday 09 May 2017 08:37 PM, Jagan Teki wrote: >>>> On Tue, May 9, 2017 at 7:49 PM, Lokesh Vutla wrote: >>>>> >>>>> >>>>> On Tuesday 09 May 2017 04:35 PM, Jagan Teki wrote: >>>>>> Hi All, >>>>>> >>>>>> I'm trying to add SPL_OF_CONTROL for i.MX6UL, with usdhc1 and gpio1 >>>>>> nodes are marking as "u-boot,dm-pre-reloc" like >>>>> >>>>> Did you try "u-boot,dm-spl" instead? >>>> >>>> Yes, no change. >>> >>> Hmm..Ideally this should have taken effect :( >>> >>>> >>>>> >>>>> >>>>>> >>>>>> --- a/arch/arm/dts/imx6ul.dtsi >>>>>> +++ b/arch/arm/dts/imx6ul.dtsi >>>>>> @@ -129,6 +129,7 @@ >>>>>> }; >>>>>> >>>>>> soc { >>>>>> + u-boot,dm-pre-reloc; >>>>>> #address-cells = <1>; >>>>>> #size-cells = <1>; >>>>>> compatible = "simple-bus"; >>>>>> @@ -180,6 +181,7 @@ >>>>>> }; >>>>>> >>>>>> aips1: aips-bus at 02000000 { >>>>>> + u-boot,dm-pre-reloc; >>>>>> compatible = "fsl,aips-bus", "simple-bus"; >>>>>> #address-cells = <1>; >>>>>> #size-cells = <1>; >>>>>> @@ -405,6 +407,7 @@ >>>>>> }; >>>>>> >>>>>> gpio1: gpio at 0209c000 { >>>>>> + u-boot,dm-pre-reloc; >>>>>> compatible = "fsl,imx6ul-gpio", >>>>>> "fsl,imx35-gpio"; >>>>>> reg = <0x0209c000 0x4000>; >>>>>> interrupts = , >>>>>> @@ -724,6 +727,7 @@ >>>>>> }; >>>>>> >>>>>> aips2: aips-bus at 02100000 { >>>>>> + u-boot,dm-pre-reloc; >>>>>> compatible = "fsl,aips-bus", "simple-bus"; >>>>>> #address-cells = <1>; >>>>>> #size-cells = <1>; >>>>>> @@ -781,6 +785,7 @@ >>>>>> }; >>>>>> >>>>>> usdhc1: usdhc at 02190000 { >>>>>> + u-boot,dm-pre-reloc; >>>>>> compatible = "fsl,imx6ul-usdhc", >>>>>> "fsl,imx6sx-usdhc"; >>>>>> reg = <0x02190000 0x4000>; >>>>>> interrupts = ; >>>>>> >>>>>> SPL is loading fine from MMC but block the U-Boot that means we can't >>>>>> see U-Boot log on console. >>>>> >>>>> Any chance you can try enabling early debug? Since enabling pre-reloc is >>>>> going for a toss, I guess your malloc size is going for a toss. Can you >>>>> try increasing initial malloc size? >>>> >>>> Yes, I've increased malloc CONFIG_SYS_MALLOC_LEN from 16M to upto 128M >>>> but no change. >>> >>> No, try CONFIG_SYS_MALLOC_F_LEN=0x2000. >>> >>> Is it possible to check where exactly is it hanged? >> >> Yes, it hangs while relocating dram[1] and I also observed the main >> bus nodes are are 'not found' which I haven't see before and these are >> marked 'u-boot,dm-spl' >> >> uclass_find_device_by_seq: 0 -1 >> uclass_find_device_by_seq: 0 0 >> - -1 -1 'soc' >> - -1 -1 'aips-bus at 02000000' >> - -1 -1 'aips-bus at 02100000' >> - not found > > Any clue, I still investigating. Look like the node seq numbers which > are marked as "u-boot,dm-spl" in SPL are checking before relocating in > U-Boot, and they seems not found. > > Interestingly I couldn't see any panic or exception, the code ends > board_f last line. Manfred posted a patch[1] stating a similar issue. See if it fixes it? [1] http://patchwork.ozlabs.org/patch/760592/ Thanks and regards, Lokesh