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authorAdam Ford <aford173@gmail.com>2016-02-21 17:01:04 +0300
committerTony Lindgren <tony@atomide.com>2016-02-22 22:07:28 +0300
commit89077c7145c377ce2f90000607bfb41b6e416e7a (patch)
tree9abcba009889e4acdb8dbe9f12e94c4d33dbd6bd
parent8d08394f41070ac141c1eb441f3ff31919f6440a (diff)
downloadlinux-89077c7145c377ce2f90000607bfb41b6e416e7a.tar.xz
ARM: dts: Add HSUSB2 EHCI Support to Logic PD DM37xx SOM-LV
The Logic PD SOM-LV has a USB Host Controller connected to 3-port hub. This enables the pin muxing for the host controller and ehci-phy. Signed-off-by: Adam Ford <aford173@gmail.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/boot/dts/logicpd-som-lv.dtsi57
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/logicpd-som-lv.dtsi b/arch/arm/boot/dts/logicpd-som-lv.dtsi
index aa9572bd930a..365f39ff58bb 100644
--- a/arch/arm/boot/dts/logicpd-som-lv.dtsi
+++ b/arch/arm/boot/dts/logicpd-som-lv.dtsi
@@ -23,6 +23,12 @@
enable-active-high;
vin-supply = <&vmmc2>;
};
+
+ /* HS USB Host PHY on PORT 1 */
+ hsusb2_phy: hsusb2_phy {
+ compatible = "usb-nop-xceiv";
+ reset-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; /* gpio_4 */
+ };
};
&gpmc {
@@ -126,7 +132,19 @@
};
};
+&usbhshost {
+ port2-mode = "ehci-phy";
+};
+
+&usbhsehci {
+ phys = <0 &hsusb2_phy>;
+};
+
+
&omap3_pmx_core {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hsusb2_pins>;
+
mmc3_pins: pinmux_mm3_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x2164, PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc2_dat4.sdmmc3_dat0 */
@@ -164,6 +182,18 @@
OMAP3_CORE1_IOPAD(0x21ce, PIN_OUTPUT | MUX_MODE0) /* mcspi1_cs0.mcspi1_cs0 */
>;
};
+
+ hsusb2_pins: pinmux_hsusb2_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi1_cs3.hsusb2_data2 */
+ OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_clk.hsusb2_data7 */
+ OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_simo.hsusb2_data4 */
+ OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_somi.hsusb2_data5 */
+ OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs0.hsusb2_data6 */
+ OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */
+ >;
+ };
+
hsusb_otg_pins: pinmux_hsusb_otg_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x21a2, PIN_INPUT | MUX_MODE0) /* hsusb0_clk.hsusb0_clk */
@@ -180,6 +210,33 @@
OMAP3_CORE1_IOPAD(0x21b8, PIN_INPUT | MUX_MODE0) /* hsusb0_data7.hsusb0_data7 */
>;
};
+
+
+};
+
+&omap3_pmx_wkup {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hsusb2_reset_pin>;
+ hsusb2_reset_pin: pinmux_hsusb1_reset_pin {
+ pinctrl-single,pins = <
+ OMAP3_WKUP_IOPAD(0x2a0e, PIN_OUTPUT | MUX_MODE4) /* sys_boot2.gpio_4 */
+ >;
+ };
+};
+
+&omap3_pmx_core2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hsusb2_2_pins>;
+ hsusb2_2_pins: pinmux_hsusb2_2_pins {
+ pinctrl-single,pins = <
+ OMAP3630_CORE2_IOPAD(0x25f0, PIN_OUTPUT | MUX_MODE3) /* etk_d10.hsusb2_clk */
+ OMAP3630_CORE2_IOPAD(0x25f2, PIN_OUTPUT | MUX_MODE3) /* etk_d11.hsusb2_stp */
+ OMAP3630_CORE2_IOPAD(0x25f4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d12.hsusb2_dir */
+ OMAP3630_CORE2_IOPAD(0x25f6, PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d13.hsusb2_nxt */
+ OMAP3630_CORE2_IOPAD(0x25f8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d14.hsusb2_data0 */
+ OMAP3630_CORE2_IOPAD(0x25fa, PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d15.hsusb2_data1 */
+ >;
+ };
};
&uart2 {