dt-bindings: mmc: sdhci-iproc: Add brcm,bcm2711-emmc2

Add a new compatible for the additional emmc2 controller
on BCM2711 and clearify usage.

Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Reviewed-by: Matthias Brugger <mbrugger@suse.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Stefan Wahren 2019-07-22 07:54:40 +02:00 committed by Ulf Hansson
parent f84cf82bae
commit 3aacc5bba7

View File

@ -6,10 +6,12 @@ by mmc.txt and the properties that represent the IPROC SDHCI controller.
Required properties:
- compatible : Should be one of the following
"brcm,bcm2835-sdhci"
"brcm,bcm2711-emmc2"
"brcm,sdhci-iproc-cygnus"
"brcm,sdhci-iproc"
Use brcm2835-sdhci for Rasperry PI.
Use brcm2835-sdhci for the eMMC controller on the BCM2835 (Raspberry Pi) and
bcm2711-emmc2 for the additional eMMC2 controller on BCM2711.
Use sdhci-iproc-cygnus for Broadcom SDHCI Controllers
restricted to 32bit host accesses to SDHCI registers.