From 87e09b692bd8537abbb1c691cec8c642594a9141 Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Wed, 10 Aug 2022 02:07:04 +0200 Subject: [PATCH] uboot-mediatek: backport pinctrl fix to avoid error message Import a3ba6adb70 arm: dts: mt7622: remove default pinctrl of uart0 and apply also to locally added boards. Signed-off-by: Daniel Golle --- ...7622-remove-default-pinctrl-of-uart0.patch | 45 +++++++++++++++++++ ...-update-bananapi-bpi-r64-device-tree.patch | 4 +- .../patches/410-add-linksys-e8450.patch | 4 +- .../patches/412-add-ubnt-unifi-6-lr.patch | 4 +- 4 files changed, 49 insertions(+), 8 deletions(-) create mode 100644 package/boot/uboot-mediatek/patches/001-mtk-0100-arm-dts-mt7622-remove-default-pinctrl-of-uart0.patch diff --git a/package/boot/uboot-mediatek/patches/001-mtk-0100-arm-dts-mt7622-remove-default-pinctrl-of-uart0.patch b/package/boot/uboot-mediatek/patches/001-mtk-0100-arm-dts-mt7622-remove-default-pinctrl-of-uart0.patch new file mode 100644 index 0000000000..63e189f56c --- /dev/null +++ b/package/boot/uboot-mediatek/patches/001-mtk-0100-arm-dts-mt7622-remove-default-pinctrl-of-uart0.patch @@ -0,0 +1,45 @@ +From a3ba6adb70c91ec3b9312c3a025faa44acd39cfa Mon Sep 17 00:00:00 2001 +From: Weijie Gao +Date: Wed, 13 Jul 2022 11:16:39 +0800 +Subject: [PATCH] arm: dts: mt7622: remove default pinctrl of uart0 + +Currently u-boot running on mt7622 will print an warning log at beginning: +> serial_mtk serial@11002000: pinctrl_select_state_full: uclass_get_device_by_phandle_id: err=-19 + +It turns out that the pinctrl uclass can't work properly in board_f stage. + +Since the uart0 is the default UART device used by bootrom, and will be +initialized in both bootrom and tf-a bl2. It's ok not to setup pinctrl for +uart0 in u-boot. + +This patch removes the default pinctrl of uart0 to suppress the unwanted +warning. + +Signed-off-by: Weijie Gao +--- + arch/arm/dts/mt7622-bananapi-bpi-r64.dts | 2 -- + arch/arm/dts/mt7622-rfb.dts | 2 -- + 2 files changed, 4 deletions(-) + +--- a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts ++++ b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts +@@ -182,8 +182,6 @@ + }; + + &uart0 { +- pinctrl-names = "default"; +- pinctrl-0 = <&uart0_pins>; + status = "okay"; + }; + +--- a/arch/arm/dts/mt7622-rfb.dts ++++ b/arch/arm/dts/mt7622-rfb.dts +@@ -196,8 +196,6 @@ + }; + + &uart0 { +- pinctrl-names = "default"; +- pinctrl-0 = <&uart0_pins>; + status = "okay"; + }; + diff --git a/package/boot/uboot-mediatek/patches/402-update-bananapi-bpi-r64-device-tree.patch b/package/boot/uboot-mediatek/patches/402-update-bananapi-bpi-r64-device-tree.patch index 781a685721..7aa0ca9c88 100644 --- a/package/boot/uboot-mediatek/patches/402-update-bananapi-bpi-r64-device-tree.patch +++ b/package/boot/uboot-mediatek/patches/402-update-bananapi-bpi-r64-device-tree.patch @@ -51,7 +51,7 @@ reg_1p8v: regulator-1p8v { compatible = "regulator-fixed"; regulator-name = "fixed-1.8V"; -@@ -199,7 +236,7 @@ +@@ -197,7 +234,7 @@ status = "okay"; bus-width = <8>; max-frequency = <50000000>; @@ -60,7 +60,7 @@ vmmc-supply = <®_3p3v>; vqmmc-supply = <®_3p3v>; non-removable; -@@ -210,7 +247,7 @@ +@@ -208,7 +245,7 @@ pinctrl-0 = <&mmc1_pins_default>; status = "okay"; bus-width = <4>; diff --git a/package/boot/uboot-mediatek/patches/410-add-linksys-e8450.patch b/package/boot/uboot-mediatek/patches/410-add-linksys-e8450.patch index c4a51aa442..decb485042 100644 --- a/package/boot/uboot-mediatek/patches/410-add-linksys-e8450.patch +++ b/package/boot/uboot-mediatek/patches/410-add-linksys-e8450.patch @@ -139,7 +139,7 @@ +CONFIG_USB_STORAGE=y --- /dev/null +++ b/arch/arm/dts/mt7622-linksys-e8450-ubi.dts -@@ -0,0 +1,195 @@ +@@ -0,0 +1,193 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2019 MediaTek Inc. @@ -302,8 +302,6 @@ +}; + +&uart0 { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&uart0_pins>; + status = "okay"; +}; + diff --git a/package/boot/uboot-mediatek/patches/412-add-ubnt-unifi-6-lr.patch b/package/boot/uboot-mediatek/patches/412-add-ubnt-unifi-6-lr.patch index efe58f3042..1e5c4e8a16 100644 --- a/package/boot/uboot-mediatek/patches/412-add-ubnt-unifi-6-lr.patch +++ b/package/boot/uboot-mediatek/patches/412-add-ubnt-unifi-6-lr.patch @@ -144,7 +144,7 @@ +CONFIG_SPI_FLASH_XMC=y --- /dev/null +++ b/arch/arm/dts/mt7622-ubnt-unifi-6-lr.dts -@@ -0,0 +1,202 @@ +@@ -0,0 +1,200 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2019 MediaTek Inc. @@ -311,8 +311,6 @@ +}; + +&uart0 { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&uart0_pins>; + status = "okay"; +}; + -- 2.30.2