From: Coia Prant <coiaprant@gmail.com>
To: Heiko Stuebner <heiko@sntech.de>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Andrew Lunn <andrew@lunn.ch>,
Frank Wunderlich <frank-w@public-files.de>,
Peter Geis <pgwipeout@gmail.com>,
Junhao Xie <bigfoot@classfun.cn>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
Coia Prant <coiaprant@gmail.com>
Subject: [PATCH 0/5] arm64: dts: rockchip: fix GMAC clocks and USB OTG power on RK3568 boards
Date: Mon, 2 Nov 2026 03:28:02 +0800 [thread overview]
Message-ID: <20261101192807.897562-1-coiaprant@gmail.com> (raw)
This series fixes two classes of board-level issues found while
bringing up several RK3568 boards.
The first four patches address GMAC clock parents. On these boards the
DTS lists SCLK_GMACx in assigned-clocks but only provides a parent for
SCLK_GMACx_RX_TX, so SCLK_GMACx keeps whatever parent the bootloader or
the hardware reset left. Add CLK_MACx_2TOP explicitly so the GMAC main
clock always comes from the internal source. BPI-R2 Pro additionally
describes clock_in_out wrongly ("input" while the port is a fixed-link
with no external 125 MHz clock); switch it to "output" to match the
hardware. On RK3568 clock_in_out does not change the hardware clock
routing today, so that part is a description fix.
The last patch fixes USB OTG power on the Ariaboard Photonicat. On
battery power the USB port is dead because usb2phy0_otg is fed from a
regulator that only exists when the DC input is present. Add a boost
regulator gated by the existing vcc5v0_usb30_otg0 rail and switch the
PHY supply to it, restoring USB host functionality on battery.
---
Coia Prant (5):
arm64: dts: rockchip: fix GMAC clock parents on 9Tripod X3568 v4
arm64: dts: rockchip: fix GMAC clock parents on Graperain G3568 v2
arm64: dts: rockchip: fix GMAC clock setup on BPI-R2 Pro
arm64: dts: rockchip: fix GMAC clock parent on Photonicat
arm64: dts: rockchip: fix USB OTG power on Photonicat in battery mode
.../dts/rockchip/rk3568-9tripod-x3568-v4.dts | 4 ++--
.../boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 4 +++-
.../rockchip/rk3568-graperain-g3568-v2.dts | 4 ++--
.../boot/dts/rockchip/rk3568-photonicat.dts | 21 +++++++++++++++++--
4 files changed, 26 insertions(+), 7 deletions(-)
--
2.47.3
next reply other threads:[~2026-11-01 19:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-01 19:28 Coia Prant [this message]
2026-11-01 19:28 ` [PATCH 1/5] arm64: dts: rockchip: fix GMAC clock parents on 9Tripod X3568 v4 Coia Prant
2026-11-01 19:28 ` [PATCH 2/5] arm64: dts: rockchip: fix GMAC clock parents on Graperain G3568 v2 Coia Prant
2026-11-01 19:28 ` [PATCH 3/5] arm64: dts: rockchip: fix GMAC clock setup on BPI-R2 Pro Coia Prant
2026-11-01 19:28 ` [PATCH 4/5] arm64: dts: rockchip: fix GMAC clock parent on Photonicat Coia Prant
2026-11-01 19:28 ` [PATCH 5/5] arm64: dts: rockchip: fix USB OTG power on Photonicat in battery mode Coia Prant
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