diff options
3 files changed, 47 insertions, 6 deletions
diff --git a/package/boot/uboot-mediatek/001-mtk-0100-arm-dts-mt7622-remove-default-pinctrl-of-uart0.patch b/package/boot/uboot-mediatek/001-mtk-0100-arm-dts-mt7622-remove-default-pinctrl-of-uart0.patch new file mode 100644 index 0000000000..603896f260 --- /dev/null +++ b/package/boot/uboot-mediatek/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 <weijie.gao@mediatek.com> +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 <weijie.gao@mediatek.com> +--- + 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 +@@ -189,8 +189,6 @@ + }; + + &uart0 { +- pinctrl-names = "default"; +- pinctrl-0 = <&uart0_pins>; + status = "okay"; + }; + 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 329b2f3d8b..862c436b26 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 3b3b8f524c..c475a7c597 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 @@ -145,7 +145,7 @@ +CONFIG_SPI_FLASH_USE_4K_SECTORS=y --- /dev/null +++ b/arch/arm/dts/mt7622-ubnt-unifi-6-lr.dts -@@ -0,0 +1,189 @@ +@@ -0,0 +1,187 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2019 MediaTek Inc. @@ -299,8 +299,6 @@ +}; + +&uart0 { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&uart0_pins>; + status = "okay"; +}; + |