Commit 4db6a761 authored by Peter Maydell's avatar Peter Maydell
Browse files

hw/arm/musca: Wire up PL031 RTC 



Wire up the PL031 RTC for the Musca board.

Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: default avatarRichard Henderson <richard.henderson@linaro.org>
parent 33293e50

hw/arm/musca.c

+23 −3
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ 
#include "hw/misc/tz-mpc.h"

#include "hw/misc/tz-ppc.h"

#include "hw/misc/unimp.h"

#include "hw/timer/pl031.h"



#define MUSCA_NUMIRQ_MAX 96

#define MUSCA_PPC_MAX 3
@@ -73,7 +74,7 @@ typedef struct { 
    UnimplementedDeviceState spi;

    UnimplementedDeviceState scc;

    UnimplementedDeviceState timer;

    UnimplementedDeviceState rtc;

    PL031State rtc;

    UnimplementedDeviceState pvt;

    UnimplementedDeviceState sdio;

    UnimplementedDeviceState gpio;
@@ -98,6 +99,14 @@ typedef struct { 
 */

#define SYSCLK_FRQ 40000000



static qemu_irq get_sse_irq_in(MuscaMachineState *mms, int irqno)

{

    /* Return a qemu_irq which will signal IRQ n to all CPUs in the SSE. */

    assert(irqno < MUSCA_NUMIRQ_MAX);



    return qdev_get_gpio_in(DEVICE(&mms->cpu_irq_splitter[irqno]), 0);

}



/*

 * Most of the devices in the Musca board sit behind Peripheral Protection

 * Controllers. These data structures define the layout of which devices
@@ -265,6 +274,17 @@ static MemoryRegion *make_mpc(MuscaMachineState *mms, void *opaque, 
    return sysbus_mmio_get_region(SYS_BUS_DEVICE(mpc), 0);

}



static MemoryRegion *make_rtc(MuscaMachineState *mms, void *opaque,

                              const char *name, hwaddr size)

{

    PL031State *rtc = opaque;



    sysbus_init_child_obj(OBJECT(mms), name, rtc, sizeof(mms->rtc), TYPE_PL031);

    object_property_set_bool(OBJECT(rtc), true, "realized", &error_fatal);

    sysbus_connect_irq(SYS_BUS_DEVICE(rtc), 0, get_sse_irq_in(mms, 39));

    return sysbus_mmio_get_region(SYS_BUS_DEVICE(rtc), 0);

}



static MemoryRegion *make_musca_a_devs(MuscaMachineState *mms, void *opaque,

                                       const char *name, hwaddr size)

{
@@ -287,7 +307,7 @@ static MemoryRegion *make_musca_a_devs(MuscaMachineState *mms, void *opaque, 
        { "i2c1", make_unimp_dev, &mms->i2c[1], 0x5000, 0x1000 },

        { "i2s", make_unimp_dev, &mms->i2s, 0x6000, 0x1000 },

        { "pwm0", make_unimp_dev, &mms->pwm[0], 0x7000, 0x1000 },

        { "rtc", make_unimp_dev, &mms->rtc, 0x8000, 0x1000 },

        { "rtc", make_rtc, &mms->rtc, 0x8000, 0x1000 },

        { "qspi", make_unimp_dev, &mms->qspi, 0xa000, 0x1000 },

        { "timer", make_unimp_dev, &mms->timer, 0xb000, 0x1000 },

        { "scc", make_unimp_dev, &mms->scc, 0xc000, 0x1000 },
@@ -447,7 +467,7 @@ static void musca_init(MachineState *machine) 
                { "spi", make_unimp_dev, &mms->spi, 0x4010a000, 0x1000 },

                { "scc", make_unimp_dev, &mms->scc, 0x5010b000, 0x1000 },

                { "timer", make_unimp_dev, &mms->timer, 0x4010c000, 0x1000 },

                { "rtc", make_unimp_dev, &mms->rtc, 0x4010d000, 0x1000 },

                { "rtc", make_rtc, &mms->rtc, 0x4010d000, 0x1000 },

                { "pvt", make_unimp_dev, &mms->pvt, 0x4010e000, 0x1000 },

                { "sdio", make_unimp_dev, &mms->sdio, 0x4010f000, 0x1000 },

            },