diff options
Diffstat (limited to 'package/boot/uboot-mediatek/patches/000-mtk-08-dts-mt7629-enable-JTAG-pins-by-default.patch')
| -rw-r--r-- | package/boot/uboot-mediatek/patches/000-mtk-08-dts-mt7629-enable-JTAG-pins-by-default.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/package/boot/uboot-mediatek/patches/000-mtk-08-dts-mt7629-enable-JTAG-pins-by-default.patch b/package/boot/uboot-mediatek/patches/000-mtk-08-dts-mt7629-enable-JTAG-pins-by-default.patch new file mode 100644 index 0000000000..f9f783ef37 --- /dev/null +++ b/package/boot/uboot-mediatek/patches/000-mtk-08-dts-mt7629-enable-JTAG-pins-by-default.patch @@ -0,0 +1,50 @@ +From 4bee3f9e285007ccf77ca9916fff3d93fc4d8a80 Mon Sep 17 00:00:00 2001 +From: Weijie Gao <weijie.gao@mediatek.com> +Date: Tue, 2 Mar 2021 15:43:27 +0800 +Subject: [PATCH 08/21] dts: mt7629: enable JTAG pins by default + +The EPHY LEDs belongs to the built-in FE switch of MT7629, which is barely +used. These LED pins on reference boards are used as JTAG socket. So it's +a good idea to change the default state to JTAG, and this will make it +convenience for debugging. + +Signed-off-by: Weijie Gao <weijie.gao@mediatek.com> +--- + arch/arm/dts/mt7629-rfb.dts | 10 ++++++++++ + arch/arm/dts/mt7629.dtsi | 6 ++++++ + 2 files changed, 16 insertions(+) + +--- a/arch/arm/dts/mt7629-rfb.dts ++++ b/arch/arm/dts/mt7629-rfb.dts +@@ -36,6 +36,16 @@ + }; + + &pinctrl { ++ state_default: pinmux_conf { ++ u-boot,dm-pre-reloc; ++ ++ mux { ++ function = "jtag"; ++ groups = "ephy_leds_jtag"; ++ u-boot,dm-pre-reloc; ++ }; ++ }; ++ + snfi_pins: snfi-pins { + mux { + function = "flash"; +--- a/arch/arm/dts/mt7629.dtsi ++++ b/arch/arm/dts/mt7629.dtsi +@@ -152,6 +152,12 @@ + compatible = "mediatek,mt7629-pinctrl"; + reg = <0x10217000 0x8000>; + ++ pinctrl-names = "default"; ++ pinctrl-0 = <&state_default>; ++ ++ state_default: pinmux_conf { ++ }; ++ + gpio: gpio-controller { + gpio-controller; + #gpio-cells = <2>; |