Re: [Linux-stm32] [PATCH v3 3/3] ARM: dts: stm32: add initial support for stm32mp157-odyssey board

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello Marcin,

On 7/21/20 8:53 PM, Marcin Sloniewski wrote:
+&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 = <4>;
+	vmmc-supply = <&v3v3>;
+	vqmmc-supply = <&v3v3>;
+	mmc-ddr-3_3v;
+	status = "okay";
+};

Based on the pins muxed, 8 data lines are configured, but the bus width is set to 4. What is the reason of not setting this property to 8?

Regards,
Christophe Kerello.



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux