[V5,09/20] ARM: dts: stm32: Add eMMC attached to SDMMC2 on AV96

Commit Message

Marek Vasut April 22, 2020, 10:46 a.m. UTC

Add DT node describing the eMMC attached to SDMMC2 controller
of the STM32MP1 on DHCOR SoM, which is the SoM soldered on AV96.

Reviewed-by: Manivannan Sadhasivam <[e-mail]>
Signed-off-by: Marek Vasut <[e-mail]>
Cc: Alexandre Torgue <[e-mail]>
Cc: Manivannan Sadhasivam <[e-mail]>
Cc: Maxime Coquelin <[e-mail]>
Cc: Patrice Chotard <[e-mail]>
Cc: Patrick Delaunay <[e-mail]>
Cc: [e-mail]
To: [e-mail]
---
V2: No change
V3: Connect Vcc to the enpirion output instead of 3v3 directly
    Note that this patch now depends on:
      mmc: mmci: Only call .post_sig_volt_switch if voltage switch happened
V4: Rebase on stm32-next
V5: No change
---
 arch/arm/boot/dts/stm32mp157a-avenger96.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Patch

diff --git a/arch/arm/boot/dts/stm32mp157a-avenger96.dts b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
index 1219e2b35c50..811cc4aff2a5 100644
--- a/arch/arm/boot/dts/stm32mp157a-avenger96.dts
+++ b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
@@ -338,6 +338,22 @@  &sdmmc1 {
 	status = "okay";
 };
 
+&sdmmc2 {
+	pinctrl-names = "default", "opendrain", "sleep";
+	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>;
+	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_b>;
+	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_b>;
+	bus-width = <8>;
+	mmc-ddr-1_8v;
+	no-sd;
+	no-sdio;
+	non-removable;
+	st,neg-edge;
+	vmmc-supply = <&v3v3>;
+	vqmmc-supply = <&vdd_io>;
+	status = "okay";
+};
+
 &uart4 {
 	/* On Low speed expansion header */
 	label = "LS-UART1";