[PATCH v2 3/9] ARM: dts: dra72: Add separate dtsi for tps65917
Lokesh Vutla
lokeshvutla at ti.com
Tue Dec 13 05:08:51 PST 2016
On Tuesday 13 December 2016 06:10 PM, Roger Quadros wrote:
> +Tomi, Kishon, Carlos
>
> Hi,
>
> On 21/10/16 13:38, Lokesh Vutla wrote:
>> dra72-evm-common.dtsi consolidates dra72-evm.dts and dra72-evm-revc.dts
>> which also include tps65917 pmic support as both the evms uses the same
>> pmic. But, dra71-evm has mostly similar features with a different pmic.
>> In order to exploit dra72-evm-common.dtsi, creating a separate dtsi
>> for tps65915 support and including it in respective board files.
>>
>> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
>> ---
>> arch/arm/boot/dts/dra72-evm-common.dtsi | 128 ----------------------------
>> arch/arm/boot/dts/dra72-evm-revc.dts | 21 +++--
>> arch/arm/boot/dts/dra72-evm-tps65917.dtsi | 134 ++++++++++++++++++++++++++++++
>> arch/arm/boot/dts/dra72-evm.dts | 14 ++--
>> 4 files changed, 154 insertions(+), 143 deletions(-)
>> create mode 100644 arch/arm/boot/dts/dra72-evm-tps65917.dtsi
>>
>
> This patch breaks USB XHCI and boot on dra72-evm (both revC and non revC)
>
> I'll explain why below.
>
> [ 13.625167] Unhandled fault: imprecise external abort (0x1406) at 0x00000000
> [ 13.632557] pgd = ede10000
> [ 13.635390] [00000000] *pgd=00000000
> [ 13.639145] Internal error: : 1406 [#1] SMP ARM
> [ 13.643893] Modules linked in: xhci_plat_hcd(+) xhci_hcd usbcore omapfb dwc3 cfbfillrect snd_soc_davinci_mcasp cfbimgblt cfbcopyarea udc_core connector_hdmi encoder_tpd12s015 snd_soc_edma m25p80 snd_soc_simpe
> [ 13.695557] CPU: 0 PID: 440 Comm: modprobe Not tainted 4.9.0-rc1 #1050
> [ 13.702399] Hardware name: Generic DRA72X (Flattened Device Tree)
> [ 13.708786] task: edb5c040 task.stack: edd10000
> [ 13.713540] PC is at _raw_spin_unlock_irqrestore+0x0/0x44
> [ 13.719219] LR is at xhci_hub_control+0xc2c/0x15e0 [xhci_hcd]
> [ 13.725242] pc : [<c07df718>] lr : [<bf486300>] psr: a0000093
> [ 13.725242] sp : edd118c0 ip : c0e306b4 fp : 00000000
> [ 13.737278] r10: 00000000 r9 : 60000013 r8 : edf28218
> [ 13.742753] r7 : edf28000 r6 : 00000000 r5 : 00000000 r4 : edf2a000
> [ 13.749593] r3 : 00000000 r2 : 00000000 r1 : 60000013 r0 : edf28218
Hmm.. Thanks for catching it. I remember it was booting when I tested,
not sure how I missed this :(. usb2_phy1 & 2, mmc and dss supplies needs
to be added in dra72-evm-tps65917.dtsi file.
Tony,
Do you want me to resend this patch or fixup patch on top of this?
Thanks and regards,
Lokesh
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