[PATCH v2 00/11] ARM: sunxi: add Allwinner B288 and the PocketBook Verse
From: Pablo Mazzini
Date: Sun Sep 27 2026 - 11:11:11 EST
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, MMC and NMI 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.
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: mmc: sun4i-a10-mmc: add Allwinner B288
dt-bindings: interrupt-controller: add Allwinner B288 NMI
dt-bindings: arm: sunxi: add PocketBook Verse
ARM: sunxi: add B288 and the PocketBook Verse board
.../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 +
.../bindings/mmc/allwinner,sun4i-a10-mmc.yaml | 2 +
.../pinctrl/allwinner,sun4i-a10-pinctrl.yaml | 23 +
.../bindings/rtc/allwinner,sun6i-a31-rtc.yaml | 2 +
arch/arm/boot/dts/allwinner/Makefile | 1 +
.../allwinner/sun8i-b288-pocketbook-verse.dts | 122 ++++
arch/arm/boot/dts/allwinner/sun8i-b288.dtsi | 304 ++++++++
arch/arm/mach-sunxi/sunxi.c | 1 +
drivers/clk/sunxi-ng/Kconfig | 5 +
drivers/clk/sunxi-ng/Makefile | 1 +
drivers/clk/sunxi-ng/ccu-sun8i-b288.c | 660 ++++++++++++++++++
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 | 53 ++
drivers/rtc/rtc-sun6i.c | 1 +
include/dt-bindings/clock/sun8i-b288-ccu.h | 88 +++
include/dt-bindings/reset/sun8i-b288-ccu.h | 45 ++
21 files changed, 1337 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
--
2.53.0