From 4a8f1541cef19904c97e8c350af7472eedd74a90 Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Thu, 18 Dec 2025 09:12:30 -0600 Subject: [PATCH] riscv: dts: spacemit: Add a PCIe regulator Origin: https://git.kernel.org/linus/73a6c811fa0d07078c9e1eaecea76ce26fb5f10e Define a 3.3v fixed voltage regulator to be used by PCIe on the Banana Pi BPI-F3. On this platform, this regulator is always on. Signed-off-by: Alex Elder Reviewed-by: Yixun Lan Tested-by: Yixun Lan Link: https://lore.kernel.org/r/20251218151235.454997-5-elder@riscstar.com Signed-off-by: Yixun Lan Gbp-Pq: Topic features/riscv64 Gbp-Pq: Name riscv-dts-spacemit-Add-a-PCIe-regulator.patch --- arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts index 02f218a1631..71f48454ba4 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -33,6 +33,14 @@ }; }; + pcie_vcc_3v3: pcie-vcc3v3 { + compatible = "regulator-fixed"; + regulator-name = "PCIE_VCC3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + reg_dc_in: dc-in-12v { compatible = "regulator-fixed"; regulator-name = "dc_in_12v"; -- 2.30.2