Add netlogic,xlp-pic as interrupt controller for XLP
Add an empty driver for netlogic,xlp-pic to ensure that the device tree is correct and has an interrupt controller.
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parent
fb3ba470da
commit
70abc1ff8e
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=279305
@ -47,12 +47,21 @@
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ranges = <0x0 0x18000000 0x04000000>;
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bus-frequency = <0>;
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pic: pic@4000 {
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compatible = "netlogic,xlp-pic";
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interrupt-controller;
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#address-cells = <0>;
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#interrupt-cells = <1>;
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reg = <0x4000 0x200>;
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};
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serial0: serial@30100 {
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compatible = "ns16550";
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reg = <0x30100 0x200>;
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reg-shift = <2>;
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current-speed = <115200>;
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clock-frequency = <133000000>;
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interrupt-parent = <&pic>;
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interrupts = <9>;
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};
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@ -35,6 +35,10 @@ __FBSDID("$FreeBSD$");
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#include <sys/bus.h>
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#include <sys/interrupt.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <dev/ofw/ofw_bus.h>
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#include <dev/ofw/ofw_bus_subr.h>
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#include <machine/cpu.h>
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#include <machine/cpufunc.h>
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@ -251,3 +255,39 @@ cpu_init_interrupts()
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mips_intr_counters[i] = mips_intrcnt_create(name);
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}
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}
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static int xlp_pic_probe(device_t);
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static int xlp_pic_attach(device_t);
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static int
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xlp_pic_probe(device_t dev)
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{
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if (!ofw_bus_is_compatible(dev, "netlogic,xlp-pic"))
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return (ENXIO);
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device_set_desc(dev, "XLP PIC");
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return (0);
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}
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static int
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xlp_pic_attach(device_t dev)
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{
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return (0);
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}
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static device_method_t xlp_pic_methods[] = {
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DEVMETHOD(device_probe, xlp_pic_probe),
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DEVMETHOD(device_attach, xlp_pic_attach),
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DEVMETHOD_END
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};
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static driver_t xlp_pic_driver = {
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"xlp_pic",
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xlp_pic_methods,
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1, /* no softc */
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};
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static devclass_t xlp_pic_devclass;
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DRIVER_MODULE(xlp_pic, simplebus, xlp_pic_driver, xlp_pic_devclass, 0, 0);
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