[PATCH 2/4 V2] ARM: mx28: Add USB PHY overcurrent pinmux
From: Michael Grzeschik <hidden>
Date: 2013-11-22 15:49:47
Hi Marek, Peter, On Sat, Aug 25, 2012 at 01:51:38AM +0200, Marek Vasut wrote:
quoted hunk ↗ jump to hunk
Add the pinmux settings for USB PHY overcurrent pins. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Chris Ball <redacted> Cc: Fabio Estevam <redacted> Cc: Mark Brown <redacted> Cc: Shawn Guo <redacted> --- arch/arm/boot/dts/imx28.dtsi | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) V2: This is pulled from the M28EVK and SPS1 board files, put it into common file.diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi index b996c2d..3cba62d 100644 --- a/arch/arm/boot/dts/imx28.dtsi +++ b/arch/arm/boot/dts/imx28.dtsi@@ -520,6 +520,36 @@ fsl,voltage = <1>; fsl,pull-up = <1>; }; + + usbphy0_pins_a: usbphy0 at 0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2152 /* MX28_PAD_SSP2_SS2__USB0_OVERCURRENT */ + >; + fsl,drive-strength = <2>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + usbphy0_pins_b: usbphy0 at 1 { + reg = <0>; + fsl,pinmux-ids = < + 0x3061 /* MX28_PAD_AUART1_CTS__USB0_OVERCURRENT */ + >; + fsl,drive-strength = <2>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + + usbphy1_pins_a: usbphy1 at 0 { + reg = <0>; + fsl,pinmux-ids = < + 0x2142 /* MX28_PAD_SSP2_SS1__USB1_OVERCURRENT */ + >; + fsl,drive-strength = <2>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; }; digctl at 8001c000 {-- 1.7.10.4
@Marek: Did you test the overcurrent functionality with the MX28 and this pinmux? I currently can not trigger any overcurrent events and also don't see changes in the PORTSC register after pulling the OC pin to 3V3. Thanks, Michael -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |