Hi Max,
On Sun, Dec 01, 2013 at 10:43:27AM +0400, Max Filippov wrote:
> On Tue, Nov 19, 2013 at 11:29 PM, Baruch Siach <[email protected]> wrote:
> > The recommended compatible string format, according to the ePAPR v1.1
> > standard,
> > is "manufacturer,model". Change the xtensa cpu and pic compatible strings to
> > "cdns,xtensa-cpu" and "cdns,xtensa-pic" respectively. Also, change the
> > boards
> > compatible strings in a similar way. Accept older non-standard compatible
> > strings for now, to not break existing installations.
> >
> > Signed-off-by: Baruch Siach <[email protected]>
>
> I agree with the changes. irq.c part doesn't apply after the SMP series,
> I can take the rest and add a separate patch for irqchips. OK?
No problem.
> > ---
> > Should we just remove support for the old compatible strings?
>
> I'm pretty sure there are no DTBs in the field yet, so we can do it unless
> anyone objects.
OK. I'll respin the patch without the pic change, and remove support for the
old compatible strings.
baruch
> > ---
> > arch/xtensa/boot/dts/lx60.dts | 2 +-
> > arch/xtensa/boot/dts/ml605.dts | 2 +-
> > arch/xtensa/boot/dts/xtfpga.dtsi | 6 +++---
> > arch/xtensa/kernel/irq.c | 5 ++++-
> > arch/xtensa/platforms/xtfpga/setup.c | 3 +++
> > 5 files changed, 12 insertions(+), 6 deletions(-)
> >
> > diff --git a/arch/xtensa/boot/dts/lx60.dts b/arch/xtensa/boot/dts/lx60.dts
> > index 2eab365..a0f8b8a 100644
> > --- a/arch/xtensa/boot/dts/lx60.dts
> > +++ b/arch/xtensa/boot/dts/lx60.dts
> > @@ -3,7 +3,7 @@
> > /include/ "xtfpga-flash-4m.dtsi"
> >
> > / {
> > - compatible = "xtensa,lx60";
> > + compatible = "cdns,xtensa-lx60";
> > memory@0 {
> > device_type = "memory";
> > reg = <0x00000000 0x04000000>;
> > diff --git a/arch/xtensa/boot/dts/ml605.dts b/arch/xtensa/boot/dts/ml605.dts
> > index 6ed51d6..905c3a5 100644
> > --- a/arch/xtensa/boot/dts/ml605.dts
> > +++ b/arch/xtensa/boot/dts/ml605.dts
> > @@ -3,7 +3,7 @@
> > /include/ "xtfpga-flash-16m.dtsi"
> >
> > / {
> > - compatible = "xtensa,ml605";
> > + compatible = "cdns,xtensa-ml605";
> > memory@0 {
> > device_type = "memory";
> > reg = <0x00000000 0x08000000>;
> > diff --git a/arch/xtensa/boot/dts/xtfpga.dtsi
> > b/arch/xtensa/boot/dts/xtfpga.dtsi
> > index 7eda6ec..46b4f5e 100644
> > --- a/arch/xtensa/boot/dts/xtfpga.dtsi
> > +++ b/arch/xtensa/boot/dts/xtfpga.dtsi
> > @@ -1,5 +1,5 @@
> > / {
> > - compatible = "xtensa,xtfpga";
> > + compatible = "cdns,xtensa-xtfpga";
> > #address-cells = <1>;
> > #size-cells = <1>;
> > interrupt-parent = <&pic>;
> > @@ -17,7 +17,7 @@
> > #address-cells = <1>;
> > #size-cells = <0>;
> > cpu@0 {
> > - compatible = "xtensa,cpu";
> > + compatible = "cdns,xtensa-cpu";
> > reg = <0>;
> > /* Filled in by platform_setup from FPGA register
> > * clock-frequency = <100000000>;
> > @@ -26,7 +26,7 @@
> > };
> >
> > pic: pic {
> > - compatible = "xtensa,pic";
> > + compatible = "cdns,xtensa-pic";
> > /* one cell: internal irq number,
> > * two cells: second cell == 0: internal irq number
> > * second cell == 1: external irq number
> > diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
> > index 6f4f974..7b64a9d 100644
> > --- a/arch/xtensa/kernel/irq.c
> > +++ b/arch/xtensa/kernel/irq.c
> > @@ -202,7 +202,10 @@ void __init init_IRQ(void)
> >
> > #ifdef CONFIG_OF
> > /* The interrupt controller device node is mandatory */
> > - intc = of_find_compatible_node(NULL, NULL, "xtensa,pic");
> > + intc = of_find_compatible_node(NULL, NULL, "cdns,xtensa-pic");
> > + /* Try the deprecated compatible string */
> > + if (!intc)
> > + intc = of_find_compatible_node(NULL, NULL, "xtensa,pic");
> > BUG_ON(!intc);
> >
> > root_domain = irq_domain_add_linear(intc, NR_IRQS,
> > diff --git a/arch/xtensa/platforms/xtfpga/setup.c
> > b/arch/xtensa/platforms/xtfpga/setup.c
> > index 74bb74f..288af60 100644
> > --- a/arch/xtensa/platforms/xtfpga/setup.c
> > +++ b/arch/xtensa/platforms/xtfpga/setup.c
> > @@ -168,6 +168,9 @@ void __init platform_calibrate_ccount(void)
> > long clk_freq = 0;
> > #ifdef CONFIG_OF
> > struct device_node *cpu =
> > + of_find_compatible_node(NULL, NULL, "cdns,xtensa-cpu");
> > + /* Try the deprecated compatible string */
> > + if (!cpu)
> > of_find_compatible_node(NULL, NULL, "xtensa,cpu");
> > if (cpu) {
> > u32 freq;
> > --
> > 1.8.4.2
--
http://baruch.siach.name/blog/ ~. .~ Tk Open Systems
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