From: Pablo Mazzini <pmazzini@gmail.com>
To: Chen-Yu Tsai <wens@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>
Cc: Pablo Mazzini <pmazzini@gmail.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-rtc@vger.kernel.org, linux-sunxi@lists.linux.dev,
linux-watchdog@vger.kernel.org
Subject: [PATCH v3 00/11] ARM: sunxi: add Allwinner B288 and the PocketBook Verse
Date: Mon, 5 Oct 2026 21:27:20 +0100 [thread overview]
Message-ID: <20261005202731.153971-1-pmazzini@gmail.com> (raw)
The Allwinner B288 (sun8iw10p1) is a dual Cortex-A7 SoC used in e-book
readers. This series adds the CCU and pin controller drivers, the RTC,
I2C, NMI and watchdog compatibles, the SoC .dtsi, and one board: the
PocketBook Verse (PB629), a 6" reader.
The B288 is closest to the A64: most of its PLLs are bit-identical.
The clock and pin descriptions come from Allwinner's BSP, cross-checked
against ccu-sun50i-a64.c. Tested on a PB629, boots to userspace.
The pin controller relies on "pinctrl: sunxi: dt: number the IRQ banks
from the first one that has IRQs" for correct PIO interrupt mapping.
Changes since v2:
- Drop the MMC binding patch, applied by Ulf.
- Rebase onto sunxi/for-next.
- Constrain the RTC clock outputs and pinctrl interrupts in the
bindings (Sashiko).
- Add a B288 watchdog compatible (Andre).
- DTS: drop the memory node, the arch timer workaround and the
sunxi.c entry; add disable-wp and the eMMC 1.8V modes; DLDO1 no
longer always-on; mainline pin function names (Andre).
Changes since v1:
- Add this cover letter.
- Drop both new bindings; add the compatibles to the existing
allwinner,sun4i-a10-{ccu,pinctrl}.yaml instead.
- Rewrite the pinctrl driver in the DT-provided pinmux style.
Pablo Mazzini (11):
dt-bindings: clock: sun4i-a10-ccu: add Allwinner B288
clk: sunxi-ng: add Allwinner B288 CCU driver
dt-bindings: pinctrl: sun4i-a10: add Allwinner B288
pinctrl: sunxi: add Allwinner B288 pin controller driver
dt-bindings: rtc: sun6i-a31: add Allwinner B288
rtc: sun6i: add Allwinner B288 compatible
dt-bindings: i2c: mv64xxx: add Allwinner B288
dt-bindings: interrupt-controller: add Allwinner B288 NMI
dt-bindings: watchdog: sun4i-a10-wdt: add Allwinner B288
dt-bindings: arm: sunxi: add PocketBook Verse
ARM: dts: allwinner: add B288 and the PocketBook Verse
.../devicetree/bindings/arm/sunxi.yaml | 5 +
.../clock/allwinner,sun4i-a10-ccu.yaml | 1 +
.../bindings/i2c/marvell,mv64xxx-i2c.yaml | 1 +
.../allwinner,sun7i-a20-sc-nmi.yaml | 1 +
.../pinctrl/allwinner,sun4i-a10-pinctrl.yaml | 22 +
.../bindings/rtc/allwinner,sun6i-a31-rtc.yaml | 3 +
.../watchdog/allwinner,sun4i-a10-wdt.yaml | 1 +
arch/arm/boot/dts/allwinner/Makefile | 1 +
.../allwinner/sun8i-b288-pocketbook-verse.dts | 114 ++++
arch/arm/boot/dts/allwinner/sun8i-b288.dtsi | 290 ++++++++
drivers/clk/sunxi-ng/Kconfig | 5 +
drivers/clk/sunxi-ng/Makefile | 1 +
drivers/clk/sunxi-ng/ccu-sun8i-b288.c | 644 ++++++++++++++++++
drivers/clk/sunxi-ng/ccu-sun8i-b288.h | 10 +
drivers/pinctrl/sunxi/Kconfig | 10 +
drivers/pinctrl/sunxi/Makefile | 1 +
drivers/pinctrl/sunxi/pinctrl-sun8i-b288.c | 49 ++
drivers/rtc/rtc-sun6i.c | 1 +
include/dt-bindings/clock/sun8i-b288-ccu.h | 82 +++
include/dt-bindings/reset/sun8i-b288-ccu.h | 45 ++
20 files changed, 1287 insertions(+)
create mode 100644 arch/arm/boot/dts/allwinner/sun8i-b288-pocketbook-verse.dts
create mode 100644 arch/arm/boot/dts/allwinner/sun8i-b288.dtsi
create mode 100644 drivers/clk/sunxi-ng/ccu-sun8i-b288.c
create mode 100644 drivers/clk/sunxi-ng/ccu-sun8i-b288.h
create mode 100644 drivers/pinctrl/sunxi/pinctrl-sun8i-b288.c
create mode 100644 include/dt-bindings/clock/sun8i-b288-ccu.h
create mode 100644 include/dt-bindings/reset/sun8i-b288-ccu.h
--
2.52.0
next reply other threads:[~2026-10-05 20:27 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-05 20:27 Pablo Mazzini [this message]
2026-10-05 20:27 ` [PATCH v3 01/11] dt-bindings: clock: sun4i-a10-ccu: add Allwinner B288 Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 02/11] clk: sunxi-ng: add Allwinner B288 CCU driver Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 03/11] dt-bindings: pinctrl: sun4i-a10: add Allwinner B288 Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 04/11] pinctrl: sunxi: add Allwinner B288 pin controller driver Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 05/11] dt-bindings: rtc: sun6i-a31: add Allwinner B288 Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 06/11] rtc: sun6i: add Allwinner B288 compatible Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 07/11] dt-bindings: i2c: mv64xxx: add Allwinner B288 Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 08/11] dt-bindings: interrupt-controller: add Allwinner B288 NMI Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 09/11] dt-bindings: watchdog: sun4i-a10-wdt: add Allwinner B288 Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 10/11] dt-bindings: arm: sunxi: add PocketBook Verse Pablo Mazzini
2026-10-05 20:27 ` [PATCH v3 11/11] ARM: dts: allwinner: add B288 and the " Pablo Mazzini
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