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| author | Peter Maydell <peter.maydell@linaro.org> | 2021-01-28 11:41:35 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2021-01-29 15:54:43 +0000 |
| commit | fd630cdad72166b9aa91c305e131a1ac3552555c (patch) | |
| tree | 911ff183b2bf27e5566f304f961821842008ab23 /hw/arm/musca.c | |
| parent | dee1515bc370b79e366ec8bb60868711d5699f55 (diff) | |
| download | qemu-fd630cdad72166b9aa91c305e131a1ac3552555c.zip qemu-fd630cdad72166b9aa91c305e131a1ac3552555c.tar.gz qemu-fd630cdad72166b9aa91c305e131a1ac3552555c.tar.bz2 | |
hw/arm/musca: Create and connect ARMSSE Clocks
Create and connect the two clocks needed by the ARMSSE.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Luc Michel <luc@lmichel.fr>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210128114145.20536-16-peter.maydell@linaro.org
Message-id: 20210121190622.22000-16-peter.maydell@linaro.org
Diffstat (limited to 'hw/arm/musca.c')
| -rw-r--r-- | hw/arm/musca.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/hw/arm/musca.c b/hw/arm/musca.c index d82bef1..a929248 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. |