>
> On 2020-11-30 03:30, Biwen Li wrote:
> > From: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>
> >
> > Add an new IRQ chip declaration for LS1043A and LS1088A
> > - compatible "fsl,ls1043a-extirq" for LS1043A, LS1046A.
> > - compatible "fsl,ls1088a-extirq" for LS1088A, LS208xA, LX216xA
> >
> > Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>
> > Signed-off-by: Biwen Li <biwen.li@xxxxxxx>
> > ---
> > Change in v3:
> > - cleanup code
> > - remove robust copyright
> >
> > Change in v2:
> > - add despcription of bit reverse
> > - update copyright
> >
> > drivers/irqchip/irq-ls-extirq.c | 17 +++++++----------
> > 1 file changed, 7 insertions(+), 10 deletions(-)
> >
> > diff --git a/drivers/irqchip/irq-ls-extirq.c
> > b/drivers/irqchip/irq-ls-extirq.c index 4d1179fed77c..47804ce78b21
> > 100644
> > --- a/drivers/irqchip/irq-ls-extirq.c
> > +++ b/drivers/irqchip/irq-ls-extirq.c
> > @@ -18,7 +18,7 @@
> > struct ls_extirq_data {
> > struct regmap *syscon;
> > u32 intpcr;
> > - bool bit_reverse;
> > + bool is_ls1021a_or_ls1043a;
> > u32 nirq;
> > struct irq_fwspec map[MAXIRQ];
> > };
> > @@ -30,7 +30,7 @@ ls_extirq_set_type(struct irq_data *data, unsigned
> > int type)
> > irq_hw_number_t hwirq = data->hwirq;
> > u32 value, mask;
> >
> > - if (priv->bit_reverse)
> > + if (priv->is_ls1021a_or_ls1043a)
> > mask = 1U << (31 - hwirq);
> > else
> > mask = 1U << hwirq;
> > @@ -174,14 +174,9 @@ ls_extirq_of_init(struct device_node *node,
> > struct device_node *parent)
> > if (ret)
> > goto out;
> >
> > - if (of_device_is_compatible(node, "fsl,ls1021a-extirq")) {
> > - u32 revcr;
> > -
> > - ret = regmap_read(priv->syscon, LS1021A_SCFGREVCR,
> &revcr);
> > - if (ret)
> > - goto out;
> > - priv->bit_reverse = (revcr != 0);
> > - }
>
> This isn't explained in the commit message. You are changing the way you infer
> some properties, and that's not innocent. Please describe all important changes
> in the commit message.
Sure, will update commit message for this.
>
> > + if (of_device_is_compatible(node, "fsl,ls1021a-extirq") || \
>
> Spurious trailing \?
Don't need it, will remove it in v4.
>
> > + of_device_is_compatible(node, "fsl,ls1043a-extirq"))
> > + priv->is_ls1021a_or_ls1043a = true;
>
> Which is better written as:
>
> priv->is_ls1021a_or_ls1043a = (of_device_is_compatible(node,
> "fsl,ls1021a-extirq") ||
>
> of_device_is_compatible(node, "fsl,ls1043a-extirq"));
Sure, np. Will update it in v4.
> >
> > domain = irq_domain_add_hierarchy(parent_domain, 0, priv->nirq,
> node,
> > &extirq_domain_ops, priv);
> @@
> > -195,3 +190,5 @@ ls_extirq_of_init(struct device_node *node, struct
> > device_node *parent) }
> >
> > IRQCHIP_DECLARE(ls1021a_extirq, "fsl,ls1021a-extirq",
> > ls_extirq_of_init);
> > +IRQCHIP_DECLARE(ls1043a_extirq, "fsl,ls1043a-extirq",
> > ls_extirq_of_init);
> > +IRQCHIP_DECLARE(ls1088a_extirq, "fsl,ls1088a-extirq",
> > ls_extirq_of_init);
>
> Thanks,
>
> M.
> --
> Jazz is not dead. It just smells funny...
