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X-Received-From: 2607:f8b0:400d:c09::244 Subject: [Qemu-devel] [PATCH v5 10/31] sdhci: add a Designware/Samsung host controller X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Edgar E . Iglesias" , Prasad J Pandit , =?UTF-8?q?Gr=C3=A9gory=20Estrade?= , qemu-devel@nongnu.org, Peter Crosthwaite , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Krzysztof Kozlowski , Jean-Christophe Dubois , Sai Pavan Boddu , qemu-arm@nongnu.org, Clement Deschamps , Andrew Baumann , Eduardo Habkost Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/sd/dw-mshc.c | 64 +++++++++++++++++++++++++++++++++++++++++++++++++= ++++ hw/sd/Makefile.objs | 1 + 2 files changed, 65 insertions(+) create mode 100644 hw/sd/dw-mshc.c diff --git a/hw/sd/dw-mshc.c b/hw/sd/dw-mshc.c new file mode 100644 index 0000000000..c2869cd569 --- /dev/null +++ b/hw/sd/dw-mshc.c @@ -0,0 +1,64 @@ +/* + * Synopsys Designware Mobile Storage Host Controller emulation + * (and Samsung Exynos specific extensions) + * + * Copyright (C) 2018 Philippe Mathieu-Daud=C3=A9 + * + * This work is licensed under the terms of the GNU GPL, version 2 or + * (at your option) any later version. See the COPYING file in the + * top-level directory. + */ +#include "qemu/osdep.h" +#include "hw/sd/sdhci.h" +#include "qapi/error.h" + +/* Compatible with: + * - SD Host Controller Specification Version 2.0 + * - SDIO Specification Version 2.0 + * - MMC Specification Version 4.3 + * + * - SDMA + * - ADMA + */ +static void exynos4210_dw_mshc_realize(DeviceState *dev, Error **errp) +{ + SDHCICommonClass *cc =3D SYSBUS_SDHCI_COMMON_GET_CLASS(dev); + Object *obj =3D OBJECT(dev); + Error *local_err =3D NULL; + + object_property_set_uint(obj, 2, "sd-spec-version", &local_err); + object_property_set_bool(obj, true, "suspend", &local_err); + object_property_set_bool(obj, true, "1v8", &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } + + cc->parent_realize(dev, &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } +} + +static void exynos4210_dw_mshc_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + SDHCICommonClass *cc =3D SYSBUS_SDHCI_COMMON_CLASS(klass); + + cc->parent_realize =3D dc->realize; + dc->realize =3D exynos4210_dw_mshc_realize; +} + +static const TypeInfo exynos4210_dw_mshc_info =3D { + .name =3D "samsung,exynos4210-dw-mshc", + .parent =3D TYPE_SYSBUS_SDHCI, + .class_init =3D exynos4210_dw_mshc_class_init, +}; + +static void dw_mshc_sdhc_register_types(void) +{ + type_register_static(&exynos4210_dw_mshc_info); +} + +type_init(dw_mshc_sdhc_register_types) diff --git a/hw/sd/Makefile.objs b/hw/sd/Makefile.objs index 0fe2501017..fd866d7f94 100644 --- a/hw/sd/Makefile.objs +++ b/hw/sd/Makefile.objs @@ -3,6 +3,7 @@ common-obj-$(CONFIG_SD) +=3D core.o =20 # SD/MMC host adapters common-obj-$(CONFIG_PL181) +=3D pl181.o +common-obj-$(CONFIG_EXYNOS4) +=3D dw-mshc.o common-obj-$(CONFIG_SSI_SD) +=3D ssi-sd.o common-obj-$(CONFIG_SDHCI) +=3D sdhci.o obj-$(CONFIG_MILKYMIST) +=3D milkymist-memcard.o --=20 2.15.1