---
name: "cdsdhc"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/cdsdhc"
---

# cdsdhc(4)

Cadence SD/SDIO/eMMC host controller

## NAME

**cdsdhc** – Cadence SD/SDIO/eMMC host controller

## SYNOPSIS

**cdsdhc\* at fdt?** **sdmmc\* at cdsdhc?**

## DESCRIPTION

The **cdsdhc** driver provides support for the Cadence SD/SDIO/eMMC host controller, which provides an interface to the [sdmmc(4)](/sdmmc/4.md) bus.

## SEE ALSO

[intro(4)](/intro/4.md), [sdmmc(4)](/sdmmc/4.md)

## HISTORY

The **cdsdhc** driver first appeared in OpenBSD 7.1.