[PATCH v3 1/2] ARM: dts: bcm5301x: Add TWD WD Support to DT
Florian Fainelli
f.fainelli at gmail.com
Sat Mar 18 09:41:56 PDT 2017
On 03/18/2017 03:36 AM, Rafał Miłecki wrote:
> On 03/15/2017 10:53 PM, Florian Fainelli wrote:
>> On 03/06/2017 08:24 AM, Jon Mason wrote:
>>> From: Jon Mason <jonmason at broadcom.com>
>>>
>>> Add support for the ARM TWD Watchdog to the bcm5301x device tree. The
>>> ARM TWD timer allocated the register space for the WDT, so this patch
>>> necessitated shrinking that. Also, the GIC masks were added for these.
>>>
>>> Signed-off-by: Jon Mason <jonmason at broadcom.com>
>>
>> There were some minor conflicts that have been resolved, applied, thanks!
>
> Solving conflict by removing a reg property? ;)
> timer at 20600 {
> compatible = "arm,cortex-a9-twd-timer";
> interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
> IRQ_TYPE_EDGE_RISING)>;
> clocks = <&periph_clk>;
> };
Sorry about that, the new commit is pushed to the same branch:
https://github.com/Broadcom/stblinux/commit/f22c635e585471d01a38b829c0753c1467b5058e
and it now incorporates:
ARM: dts: BCM5301X: Correct GIC_PPI interrupt flags
which was applied to devicetree/fixes and not devicetree/next.
>
> This may be a bad idea :P
> [ 0.020330] ------------[ cut here ]------------
> [ 0.025280] WARNING: CPU: 0 PID: 0 at arch/arm/kernel/smp_twd.c:412
> twd_local_timer_of_register+0x6c/0x80()
> [ 0.035653] twd_local_timer_of_register failed (-12)
> [ 0.040924] Modules linked in:
> [ 0.044171] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.53 #0
> [ 0.050462] Hardware name: BCM5301X
> [ 0.054161] Backtrace:
> [ 0.056781] [<c0017050>] (dump_backtrace) from [<c001724c>]
> (show_stack+0x18/0x1c)
> [ 0.064831] r7:0000019c r6:c03ea15e r5:600000d3 r4:00000000
> [ 0.070992] [<c0017234>] (show_stack) from [<c0181724>]
> (dump_stack+0x84/0xa4)
> [ 0.078688] [<c01816a0>] (dump_stack) from [<c0021534>]
> (warn_slowpath_common+0x8c/0xb8)
> [ 0.087294] r5:00000009 r4:c0497f48
> [ 0.091188] [<c00214a8>] (warn_slowpath_common) from [<c0021598>]
> (warn_slowpath_fmt+0x38/0x40)
> [ 0.100444] r8:c7ffe700 r7:c04b0a14 r6:c04983c0 r5:00000002 r4:c6de78f0
> [ 0.107721] [<c0021564>] (warn_slowpath_fmt) from [<c0464010>]
> (twd_local_timer_of_register+0x6c/0x80)
> [ 0.117629] r3:fffffff4 r2:c03ea135
> [ 0.121512] [<c0463fa4>] (twd_local_timer_of_register) from
> [<c04760b0>] (clocksource_probe+0x54/0x94)
> [ 0.131410] r5:00000002 r4:c6de78f0
> [ 0.135299] [<c047605c>] (clocksource_probe) from [<c046366c>]
> (time_init+0x30/0x38)
> [ 0.143532] r5:ffffffff r4:00000000
> [ 0.147412] [<c046363c>] (time_init) from [<c0460be0>]
> (start_kernel+0x274/0x3f4)
> [ 0.155376] [<c046096c>] (start_kernel) from [<0000807c>] (0x807c)
> [ 0.161944] r10:00000000 r9:413fc090 r8:0000406a r7:c049acd4
> r6:c0488a24 r5:c0498444
> [ 0.170454] r4:c04b0b20
> [ 0.173213] ---[ end trace f24b6c88ae00fa9a ]---
>
--
Florian
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