On 19:06 Thu 21 Jan , Peter Maydell wrote:
> Create and connect the two clocks needed by the ARMSSE.
>
> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
Reviewed-by: Luc Michel <l...@lmichel.fr>
> ---
> hw/arm/musca.c | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/hw/arm/musca.c b/hw/arm/musca.c
> index d82bef11cf2..a9292482a06 100644
> --- a/hw/arm/musca.c
> +++ b/hw/arm/musca.c
> @@ -33,6 +33,7 @@
> #include "hw/misc/tz-ppc.h"
> #include "hw/misc/unimp.h"
> #include "hw/rtc/pl031.h"
> +#include "hw/qdev-clock.h"
> #include "qom/object.h"
>
> #define MUSCA_NUMIRQ_MAX 96
> @@ -82,6 +83,8 @@ struct MuscaMachineState {
> UnimplementedDeviceState sdio;
> UnimplementedDeviceState gpio;
> UnimplementedDeviceState cryptoisland;
> + Clock *sysclk;
> + Clock *s32kclk;
> };
>
> #define TYPE_MUSCA_MACHINE "musca"
> @@ -96,6 +99,8 @@ OBJECT_DECLARE_TYPE(MuscaMachineState, MuscaMachineClass,
> MUSCA_MACHINE)
> * don't model that in our SSE-200 model yet.
> */
> #define SYSCLK_FRQ 40000000
> +/* Slow 32Khz S32KCLK frequency in Hz */
> +#define S32KCLK_FRQ (32 * 1000)
>
> static qemu_irq get_sse_irq_in(MuscaMachineState *mms, int irqno)
> {
> @@ -367,6 +372,11 @@ static void musca_init(MachineState *machine)
> exit(1);
> }
>
> + mms->sysclk = clock_new(OBJECT(machine), "SYSCLK");
> + clock_set_hz(mms->sysclk, SYSCLK_FRQ);
> + mms->s32kclk = clock_new(OBJECT(machine), "S32KCLK");
> + clock_set_hz(mms->s32kclk, S32KCLK_FRQ);
> +
> object_initialize_child(OBJECT(machine), "sse-200", &mms->sse,
> TYPE_SSE200);
> ssedev = DEVICE(&mms->sse);
> @@ -376,6 +386,8 @@ static void musca_init(MachineState *machine)
> qdev_prop_set_uint32(ssedev, "init-svtor", mmc->init_svtor);
> qdev_prop_set_uint32(ssedev, "SRAM_ADDR_WIDTH", mmc->sram_addr_width);
> qdev_prop_set_uint32(ssedev, "MAINCLK_FRQ", SYSCLK_FRQ);
> + qdev_connect_clock_in(ssedev, "MAINCLK", mms->sysclk);
> + qdev_connect_clock_in(ssedev, "S32KCLK", mms->s32kclk);
> /*
> * Musca-A takes the default SSE-200 FPU/DSP settings (ie no for
> * CPU0 and yes for CPU1); Musca-B1 explicitly enables them for CPU0.
> --
> 2.20.1
>
--
