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arm64: dts: librem5: Limit the USB to 5V
authorAngus Ainslie (Purism) <angus@akkea.ca>
Thu, 20 Jun 2019 17:04:39 +0000 (11:04 -0600)
committerShawn Guo <shawnguo@kernel.org>
Mon, 24 Jun 2019 02:06:56 +0000 (10:06 +0800)
The charge controller can handle 14V but the PTC on the devkit can only
handle 6V so limit the negotiated voltage to 5V.

Signed-off-by: Angus Ainslie (Purism) <angus@akkea.ca>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts patch | blob | history

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
index 93b3830e5406e631b242aa31362ec799ebfbe559..dd623dbc23600224e52e58d3e9c81f1fbafdffe9 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
@@ -353,7 +353,7 @@
                        sink-pdos = <PDO_FIXED(5000, 2000, PDO_FIXED_USB_COMM |
                                PDO_FIXED_DUAL_ROLE |
                                PDO_FIXED_DATA_SWAP )
-                            PDO_VAR(5000, 12000, 2000)>;
+                            PDO_VAR(5000, 3000, 3000)>;
                        op-sink-microwatt = <10000000>;
 
                        ports {
Domain: System / Kernel;