[RFC PATCH 5/6] ARM: dts: omap3beagle-xm: Add idle state pins for USB host
From: Roger Quadros <hidden>
Date: 2013-06-19 14:06:41
Also in:
linux-omap, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add the Idle state pins for USB host and enable WAKEUP on DIR, DAT0-3, so that the PHY can wakeup the OMAP SoC from sleep on any USB activity (e.g. remote wakeup or connect/disconnect). CC: Beno?t Cousson <redacted> Signed-off-by: Roger Quadros <redacted> --- arch/arm/boot/dts/omap3-beagle-xm.dts | 29 +++++++++++++++++++++++------ 1 files changed, 23 insertions(+), 6 deletions(-)
diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
index d3808ed..f1d56c2 100644
--- a/arch/arm/boot/dts/omap3-beagle-xm.dts
+++ b/arch/arm/boot/dts/omap3-beagle-xm.dts@@ -89,12 +89,7 @@ }; &omap3_pmx_core { - pinctrl-names = "default"; - pinctrl-0 = < - &hsusbb2_pins - >; - - hsusbb2_pins: pinmux_hsusbb2_pins { + hsusb2_pins: pinmux_hsusb2_pins { pinctrl-single,pins = < 0x5c0 (PIN_OUTPUT | MUX_MODE3) /* etk_d10.hsusb2_clk */ 0x5c2 (PIN_OUTPUT | MUX_MODE3) /* etk_d11.hsusb2_stp */
@@ -110,6 +105,25 @@ 0x1ae (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */ >; }; + + /* WAKEUP enabled on DIR, DAT0-3 */ + hsusb2_idle_pins: pinmux_hsusb2_idle_pins { + pinctrl-single,pins = < + 0x5c0 (PIN_OUTPUT | MUX_MODE3) /* etk_d10.hsusb2_clk */ + 0x5c2 (PIN_OUTPUT | MUX_MODE3) /* etk_d11.hsusb2_stp */ + 0x5c4 (PIN_INPUT_PULLDOWN | WAKEUP_EN | MUX_MODE3) /* etk_d12.hsusb2_dir */ + 0x5c6 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d13.hsusb2_nxt */ + 0x5c8 (PIN_INPUT_PULLDOWN | WAKEUP_EN | MUX_MODE3) /* etk_d14.hsusb2_data0 */ + 0x5cA (PIN_INPUT_PULLDOWN | WAKEUP_EN | MUX_MODE3) /* etk_d15.hsusb2_data1 */ + 0x1a4 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi1_cs3.hsusb2_data2 */ + 0x1a6 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_clk.hsusb2_data7 */ + 0x1a8 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_simo.hsusb2_data4 */ + 0x1aa (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_somi.hsusb2_data5 */ + 0x1ac (PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs0.hsusb2_data6 */ + 0x1ae (PIN_INPUT_PULLDOWN | WAKEUP_EN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */ + >; + interrupts = <77>; /* route padconf wakeup to EHCI IRQ */ + }; }; &i2c1 {
@@ -181,6 +195,9 @@ }; &usbhshost { + pinctrl-names = "default", "idle"; + pinctrl-0 = <&hsusb2_pins>; + pinctrl-1 = <&hsusb2_idle_pins>; port2-mode = "ehci-phy"; };
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1.7.4.1