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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=137.194.2.220; envelope-from=ines.varhol@telecom-paris.fr; helo=zproxy1.enst.fr X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @telecom-paris.fr) X-ZM-MESSAGEID: 1716493530504100003 Content-Type: text/plain; charset="utf-8" This commit creates a clock in STM32L4x5 SYSCFG and wires it up to the corresponding clock from STM32L4x5 RCC. Signed-off-by: In=C3=A8s Varhol Reviewed-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- include/hw/misc/stm32l4x5_syscfg.h | 1 + hw/arm/stm32l4x5_soc.c | 2 ++ hw/misc/stm32l4x5_syscfg.c | 19 +++++++++++++++++-- 3 files changed, 20 insertions(+), 2 deletions(-) diff --git a/include/hw/misc/stm32l4x5_syscfg.h b/include/hw/misc/stm32l4x5= _syscfg.h index 23bb564150..c450df2b9e 100644 --- a/include/hw/misc/stm32l4x5_syscfg.h +++ b/include/hw/misc/stm32l4x5_syscfg.h @@ -48,6 +48,7 @@ struct Stm32l4x5SyscfgState { uint32_t swpr2; =20 qemu_irq gpio_out[GPIO_NUM_PINS]; + Clock *clk; }; =20 #endif diff --git a/hw/arm/stm32l4x5_soc.c b/hw/arm/stm32l4x5_soc.c index 38f7a2d5d9..fb2afa6cfe 100644 --- a/hw/arm/stm32l4x5_soc.c +++ b/hw/arm/stm32l4x5_soc.c @@ -236,6 +236,8 @@ static void stm32l4x5_soc_realize(DeviceState *dev_soc,= Error **errp) =20 /* System configuration controller */ busdev =3D SYS_BUS_DEVICE(&s->syscfg); + qdev_connect_clock_in(DEVICE(&s->syscfg), "clk", + qdev_get_clock_out(DEVICE(&(s->rcc)), "syscfg-out")); if (!sysbus_realize(busdev, errp)) { return; } diff --git a/hw/misc/stm32l4x5_syscfg.c b/hw/misc/stm32l4x5_syscfg.c index a5a1ce2680..a947a9e036 100644 --- a/hw/misc/stm32l4x5_syscfg.c +++ b/hw/misc/stm32l4x5_syscfg.c @@ -26,6 +26,9 @@ #include "trace.h" #include "hw/irq.h" #include "migration/vmstate.h" +#include "hw/clock.h" +#include "hw/qdev-clock.h" +#include "qapi/error.h" #include "hw/misc/stm32l4x5_syscfg.h" #include "hw/gpio/stm32l4x5_gpio.h" =20 @@ -225,12 +228,22 @@ static void stm32l4x5_syscfg_init(Object *obj) qdev_init_gpio_in(DEVICE(obj), stm32l4x5_syscfg_set_irq, GPIO_NUM_PINS * NUM_GPIOS); qdev_init_gpio_out(DEVICE(obj), s->gpio_out, GPIO_NUM_PINS); + s->clk =3D qdev_init_clock_in(DEVICE(s), "clk", NULL, s, 0); +} + +static void stm32l4x5_syscfg_realize(DeviceState *dev, Error **errp) +{ + Stm32l4x5SyscfgState *s =3D STM32L4X5_SYSCFG(dev); + if (!clock_has_source(s->clk)) { + error_setg(errp, "SYSCFG: clk input must be connected"); + return; + } } =20 static const VMStateDescription vmstate_stm32l4x5_syscfg =3D { .name =3D TYPE_STM32L4X5_SYSCFG, - .version_id =3D 1, - .minimum_version_id =3D 1, + .version_id =3D 2, + .minimum_version_id =3D 2, .fields =3D (VMStateField[]) { VMSTATE_UINT32(memrmp, Stm32l4x5SyscfgState), VMSTATE_UINT32(cfgr1, Stm32l4x5SyscfgState), @@ -241,6 +254,7 @@ static const VMStateDescription vmstate_stm32l4x5_syscf= g =3D { VMSTATE_UINT32(swpr, Stm32l4x5SyscfgState), VMSTATE_UINT32(skr, Stm32l4x5SyscfgState), VMSTATE_UINT32(swpr2, Stm32l4x5SyscfgState), + VMSTATE_CLOCK(clk, Stm32l4x5SyscfgState), VMSTATE_END_OF_LIST() } }; @@ -251,6 +265,7 @@ static void stm32l4x5_syscfg_class_init(ObjectClass *kl= ass, void *data) ResettableClass *rc =3D RESETTABLE_CLASS(klass); =20 dc->vmsd =3D &vmstate_stm32l4x5_syscfg; + dc->realize =3D stm32l4x5_syscfg_realize; rc->phases.hold =3D stm32l4x5_syscfg_hold_reset; } =20 --=20 2.43.2