[PATCH v2 07/10] ARM: dts: am572x-idk: Add pinmux configuration for MMC

Kishon Vijay Abraham I kishon at ti.com
Wed Aug 16 06:45:05 PDT 2017


Include dra74x-mmc-iodelay.dtsi which has pinmux and IODelay
configuration values for the various MMC modes for dra74x SoC
and use it in the pinctrl properties of MMC devicetree
nodes present in am572x-idk.dts.

Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
---
 arch/arm/boot/dts/am572x-idk.dts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/am572x-idk.dts b/arch/arm/boot/dts/am572x-idk.dts
index 5b22944fedad..a578fe97ba3b 100644
--- a/arch/arm/boot/dts/am572x-idk.dts
+++ b/arch/arm/boot/dts/am572x-idk.dts
@@ -12,6 +12,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include "am57xx-idk-common.dtsi"
+#include "dra74x-mmc-iodelay.dtsi"
 
 / {
 	model = "TI AM5728 IDK";
@@ -67,6 +68,24 @@
 	};
 };
 
+&mmc1 {
+	pinctrl-names = "default", "hs", "sdr12", "sdr25", "sdr50", "ddr50", "sdr104";
+	pinctrl-0 = <&mmc1_pins_default>;
+	pinctrl-1 = <&mmc1_pins_hs>;
+	pinctrl-2 = <&mmc1_pins_sdr12>;
+	pinctrl-3 = <&mmc1_pins_sdr25>;
+	pinctrl-4 = <&mmc1_pins_sdr50>;
+	pinctrl-5 = <&mmc1_pins_ddr50 &mmc1_iodelay_ddr_rev20_conf>;
+	pinctrl-6 = <&mmc1_pins_sdr104 &mmc1_iodelay_sdr104_rev20_conf>;
+};
+
+&mmc2 {
+	pinctrl-names = "default", "hs", "ddr_1_8v";
+	pinctrl-0 = <&mmc2_pins_default>;
+	pinctrl-1 = <&mmc2_pins_hs>;
+	pinctrl-2 = <&mmc2_pins_ddr_rev20>;
+};
+
 &omap_dwc3_2 {
 	extcon = <&extcon_usb2>;
 };
-- 
2.11.0




More information about the linux-arm-kernel mailing list