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ARM: dts: stm32: enable sdmmc2 node for stm32mp157c-ed1 board

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On STM32MP157C-ED1, the eMMC is connected on instance 2 of SDMMC
peripheral. The sdmmc2 node is then added in the board DT file, as well as
the pins nodes in the pinctrl file.

Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
This commit is contained in:
Yann Gautier
2019-11-06 11:09:37 +01:00
committed by Alexandre Torgue
parent 64e11cb783
commit 0382bf82fe
2 changed files with 134 additions and 0 deletions
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16
arch/arm/boot/dts/stm32mp157c-ed1.dts
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@@ -305,6 +305,22 @@
status = "okay";
};
&sdmmc2 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
non-removable;
no-sd;
no-sdio;
st,neg-edge;
bus-width = <8>;
vmmc-supply = <&v3v3>;
vqmmc-supply = <&v3v3>;
mmc-ddr-3_3v;
status = "okay";
};
&timers6 {
status = "okay";
/* spare dmas for other usage */