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[85.4.92.72]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45da15a562dsm32845129f8f.33.2026.05.17.16.41.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 17 May 2026 16:41:19 -0700 (PDT) From: Alexander Sverdlin To: linux-sunxi@lists.linux.dev Cc: Alexander Sverdlin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Andre Przywara , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 0/5] Add support for Baijie Helper A133 board Date: Mon, 18 May 2026 01:41:26 +0200 Message-ID: <20260517234134.2737320-1-alexander.sverdlin@gmail.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Baijie Helper A133 board is a development board around Baijie A133 Core SBC. Features: - 1/2/4GiB LPDDR4 DRAM - 8/16/32GiB eMMC - AXP707 PMIC - USB-C OTG port in peripheral mode (via onboard hub) - 2 USB 2.0 ports - MicroSD slot and on-board eMMC module - Gigabit Ethernet - Bluetooth - WiFi Add initial support for both the Helper and Core boards, including UART, PMU, eMMC, USB, Ethernet, LRADC-connected buttons. UART1 can only be used for Bluetooth module, but BT-WiFi combo Allwinner AW869A chip has not mainline driver currently. Link: https://szbaijie.com/index/product/product_detail.html?product_id=23&language=en Changelog: v3: - added lradc node to sun50i-a100.dtsi - enabled LRADC driver in arm64 defconfig - added my copyrights into the newly introduced DTs - all DT nodes sorted alphabetically - all always-on regulators commented/propetly named - all regulators got proper voltages (not default ranges) - ADC-sensed buttons K1..K5 added - re-labelled "eth_phy" -> "rgmii_phy" - usbphy 0 switched from host into peripheral mode (downstream from an onboard hub) - typo sun50i-a133-baije-core.dtsi -> sun50i-a133-baijie-core.dtsi v2: - introduced baijie,helper-a133-core compatible for the Core (SoM) board - https://lore.kernel.org/all/20260510201644.4143710-1-alexander.sverdlin@gmail.com/ v1: - https://lore.kernel.org/all/20260503191842.2736130-1-alexander.sverdlin@gmail.com/ Alexander Sverdlin (5): dt-bindings: vendor-prefixes: Add Shenzhen Baijie Technology Co., Ltd. dt-bindings: arm: sunxi: Add Baijie HelperBoard A133 compatible arm64: dts: allwinner: a100: Add LRADC node arm64: dts: allwinner: A133: add support for Baijie Helper A133 board arm64: defconfig: Enable Allwinner LRADC input driver .../devicetree/bindings/arm/sunxi.yaml | 6 + .../devicetree/bindings/vendor-prefixes.yaml | 2 + arch/arm64/boot/dts/allwinner/Makefile | 1 + .../arm64/boot/dts/allwinner/sun50i-a100.dtsi | 9 + .../allwinner/sun50i-a133-baijie-core.dtsi | 190 ++++++++++++++++++ .../allwinner/sun50i-a133-baijie-helper.dts | 133 ++++++++++++ arch/arm64/configs/defconfig | 1 + 7 files changed, 342 insertions(+) create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-a133-baijie-core.dtsi create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-a133-baijie-helper.dts -- 2.54.0