hw/arm/exynos4210: add a comment about a very similar SDHCI (Spec. v2)

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Alistair Francis <alistair.francis@xilinx.com>
Message-Id: <20180208164818.7961-16-f4bug@amsat.org>
This commit is contained in:
Philippe Mathieu-Daudé 2018-02-08 13:48:03 -03:00 committed by Paolo Bonzini
parent 3c675da5be
commit 2edb443471
1 changed files with 12 additions and 0 deletions

View File

@ -377,6 +377,18 @@ Exynos4210State *exynos4210_init(MemoryRegion *system_mem)
BlockBackend *blk;
DriveInfo *di;
/* Compatible with:
* - SD Host Controller Specification Version 2.0
* - SDIO Specification Version 2.0
* - MMC Specification Version 4.3
* - SDMA
* - ADMA2
*
* As this part of the Exynos4210 is not publically available,
* we used the "HS-MMC Controller S3C2416X RISC Microprocessor"
* public datasheet which is very similar (implementing
* MMC Specification Version 4.0 being the only difference noted)
*/
dev = qdev_create(NULL, TYPE_SYSBUS_SDHCI);
qdev_prop_set_uint64(dev, "capareg", EXYNOS4210_SDHCI_CAPABILITIES);
qdev_init_nofail(dev);