于 2017年5月22日 GMT+08:00 下午5:39:22, Marc Zyngier <marc.zyngier@xxxxxxx> 写到:
>On 18/05/17 08:16, Icenowy Zheng wrote:
>> Add support for the newly imported compatible for the A64 R_INTC in
>> irq-sunxi-nmi driver.
>>
>> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
>> ---
>> Changes in v5:
>> - Fix A64 R_INTC compatible.
>>
>> drivers/irqchip/irq-sunxi-nmi.c | 13 +++++++++++++
>> 1 file changed, 13 insertions(+)
>>
>> diff --git a/drivers/irqchip/irq-sunxi-nmi.c
>b/drivers/irqchip/irq-sunxi-nmi.c
>> index 668730c5cb66..5559c1d593bf 100644
>> --- a/drivers/irqchip/irq-sunxi-nmi.c
>> +++ b/drivers/irqchip/irq-sunxi-nmi.c
>> @@ -56,6 +56,12 @@ static struct sunxi_sc_nmi_reg_offs sun9i_reg_offs
>= {
>> .enable = 0x04,
>> };
>>
>> +static struct sunxi_sc_nmi_reg_offs sun50i_reg_offs = {
>> + .ctrl = 0x0c,
>> + .pend = 0x10,
>> + .enable = 0x40,
>> +};
>> +
>
>Magic values? Even if no #define is provided, a pointer to the
>corresponding documentation would be appreciated (assuming
>documentation
>exists).
No documents is available for A64 R_INTC.
>
>> static inline void sunxi_sc_nmi_write(struct irq_chip_generic *gc,
>u32 off,
>> u32 val)
>> {
>> @@ -220,3 +226,10 @@ static int __init sun9i_nmi_irq_init(struct
>device_node *node,
>> return sunxi_sc_nmi_irq_init(node, &sun9i_reg_offs);
>> }
>> IRQCHIP_DECLARE(sun9i_nmi, "allwinner,sun9i-a80-nmi",
>sun9i_nmi_irq_init);
>> +
>> +static int __init sun50i_nmi_irq_init(struct device_node *node,
>> + struct device_node *parent)
>> +{
>> + return sunxi_sc_nmi_irq_init(node, &sun50i_reg_offs);
>> +}
>> +IRQCHIP_DECLARE(sun50i_nmi, "allwinner,sun50i-a64-r-intc",
>sun50i_nmi_irq_init);
>>
>
>Apart from the above:
>
>Acked-by: Marc Zyngier <marc.zyngier@xxxxxxx>
>
>Let me know how you want this to be merged.
I think it can just go via IRQ subsystem.
>
>Thanks,
>
> M.
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