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From: Pablo Mazzini <pmazzini@gmail.com>
To: Brian Masney <bmasney+clk@redhat.com>,
	Chen-Yu Tsai <wens@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Jerome Brunet <jbrunet+clk@baylibre.com>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Maxime Ripard <mripard@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Rob Herring <robh@kernel.org>,
	Samuel Holland <samuel@sholland.org>,
	Stephen Boyd <sboyd@kernel.org>
Cc: Pablo Mazzini <pmazzini@gmail.com>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-sunxi@lists.linux.dev
Subject: [PATCH v1 01/11] dt-bindings: clock: add Allwinner B288 CCU
Date: Wed, 23 Sep 2026 21:16:51 +0100	[thread overview]
Message-ID: <20260923201701.43391-1-pmazzini@gmail.com> (raw)

The B288 (sun8iw10p1) is a dual Cortex-A7 SoC used in e-book readers.

Signed-off-by: Pablo Mazzini <pmazzini@gmail.com>
---
 .../clock/allwinner,sun8i-b288-ccu.yaml       | 55 ++++++++++++
 include/dt-bindings/clock/sun8i-b288-ccu.h    | 90 +++++++++++++++++++
 include/dt-bindings/reset/sun8i-b288-ccu.h    | 45 ++++++++++
 3 files changed, 190 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/allwinner,sun8i-b288-ccu.yaml
 create mode 100644 include/dt-bindings/clock/sun8i-b288-ccu.h
 create mode 100644 include/dt-bindings/reset/sun8i-b288-ccu.h

diff --git a/Documentation/devicetree/bindings/clock/allwinner,sun8i-b288-ccu.yaml b/Documentation/devicetree/bindings/clock/allwinner,sun8i-b288-ccu.yaml
new file mode 100644
index 000000000000..22b59d5b652c
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/allwinner,sun8i-b288-ccu.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/allwinner,sun8i-b288-ccu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner B288 Clock Control Unit
+
+maintainers:
+  - Chen-Yu Tsai <wens@csie.org>
+  - Maxime Ripard <mripard@kernel.org>
+
+properties:
+  "#clock-cells":
+    const: 1
+
+  "#reset-cells":
+    const: 1
+
+  compatible:
+    const: allwinner,sun8i-b288-ccu
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: High Frequency Oscillator
+      - description: Low Frequency Oscillator
+
+  clock-names:
+    items:
+      - const: hosc
+      - const: losc
+
+required:
+  - "#clock-cells"
+  - "#reset-cells"
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    ccu: clock-controller@1c20000 {
+        compatible = "allwinner,sun8i-b288-ccu";
+        reg = <0x01c20000 0x400>;
+        clocks = <&osc24M>, <&osc32k>;
+        clock-names = "hosc", "losc";
+        #clock-cells = <1>;
+        #reset-cells = <1>;
+    };
diff --git a/include/dt-bindings/clock/sun8i-b288-ccu.h b/include/dt-bindings/clock/sun8i-b288-ccu.h
new file mode 100644
index 000000000000..3dc1704d001e
--- /dev/null
+++ b/include/dt-bindings/clock/sun8i-b288-ccu.h
@@ -0,0 +1,90 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
+#ifndef _DT_BINDINGS_CLK_SUN8I_B288_H_
+#define _DT_BINDINGS_CLK_SUN8I_B288_H_
+
+#define CLK_PLL_CPUX	0
+#define CLK_PLL_AUDIO_BASE	1
+#define CLK_PLL_VIDEO0	2
+#define CLK_PLL_DDR0	3
+#define CLK_PLL_PERIPH0	4
+#define CLK_PLL_VIDEO1	5
+#define CLK_PLL_24M	6
+#define CLK_PLL_PERIPH1	7
+#define CLK_PLL_DE	8
+#define CLK_PLL_DDR1	9
+
+#define CLK_PLL_PERIPH0_2X	10
+#define CLK_PLL_PERIPH1_2X	11
+#define CLK_CPUX	12
+#define CLK_AXI	13
+#define CLK_CPUAPB	14
+#define CLK_AHB1	15
+#define CLK_APB1	16
+#define CLK_APB2	17
+
+#define CLK_NAND	18
+#define CLK_MMC0	19
+#define CLK_MMC1	20
+#define CLK_MMC2	21
+#define CLK_MMC3	22
+#define CLK_SPI0	23
+#define CLK_SPI1	24
+#define CLK_SPI2	25
+#define CLK_DRAM	26
+#define CLK_DE	27
+#define CLK_EE	28
+#define CLK_EDMA	29
+#define CLK_TCON0	30
+#define CLK_MBUS	31
+
+#define CLK_BUS_THS	32
+#define CLK_BUS_NAND	33
+#define CLK_BUS_SDMMC0_BUS	34
+#define CLK_BUS_SDMMC1_BUS	35
+#define CLK_BUS_SDMMC2_BUS	36
+#define CLK_BUS_SDMMC3_BUS	37
+#define CLK_BUS_SPI0	38
+#define CLK_BUS_SPI1	39
+#define CLK_BUS_SPI2	40
+#define CLK_BUS_I2S0	41
+#define CLK_BUS_I2S1	42
+#define CLK_BUS_SPDIF	43
+#define CLK_BUS_DSD	44
+#define CLK_BUS_DMIC	45
+#define CLK_BUS_USBOHCI0	46
+#define CLK_BUS_USBEHCI0	47
+#define CLK_BUS_USBOTG	48
+#define CLK_BUS_DE	49
+#define CLK_BUS_EE	50
+#define CLK_BUS_TCON0	51
+#define CLK_BUS_CSI_S	52
+#define CLK_BUS_CSI_M	53
+#define CLK_BUS_CSI_MISC	54
+#define CLK_BUS_ADDA	55
+#define CLK_BUS_SDRAM	56
+#define CLK_BUS_PSRAM	57
+#define CLK_BUS_DMA	58
+#define CLK_BUS_UART0	59
+#define CLK_BUS_UART1	60
+#define CLK_BUS_UART2	61
+#define CLK_BUS_UART3	62
+#define CLK_BUS_UART4	63
+#define CLK_BUS_UART5	64
+#define CLK_BUS_TWI0	65
+#define CLK_BUS_TWI1	66
+#define CLK_BUS_TWI2	67
+#define CLK_BUS_PIO	68
+#define CLK_BUS_GPADC	69
+#define CLK_BUS_KEYADC	70
+
+/*
+ * mmc0 and mmc1 are v4p1x controllers driven in the old timing mode, which
+ * needs the sample and output phase clocks. mmc2 and mmc3 are newer blocks
+ * that do their own delay calibration and have none.
+ */
+#define CLK_MMC0_SAMPLE	71
+#define CLK_MMC0_OUTPUT	72
+#define CLK_MMC1_SAMPLE	73
+#define CLK_MMC1_OUTPUT	74
+
+#endif
diff --git a/include/dt-bindings/reset/sun8i-b288-ccu.h b/include/dt-bindings/reset/sun8i-b288-ccu.h
new file mode 100644
index 000000000000..675145654548
--- /dev/null
+++ b/include/dt-bindings/reset/sun8i-b288-ccu.h
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
+#ifndef _DT_BINDINGS_RST_SUN8I_B288_H_
+#define _DT_BINDINGS_RST_SUN8I_B288_H_
+
+#define RST_BUS_THS	0
+#define RST_BUS_NAND	1
+#define RST_BUS_MMC0	2
+#define RST_BUS_MMC1	3
+#define RST_BUS_MMC2	4
+#define RST_BUS_MMC3	5
+#define RST_BUS_SPI0	6
+#define RST_BUS_SPI1	7
+#define RST_BUS_SPI2	8
+#define RST_BUS_I2S0	9
+#define RST_BUS_I2S1	10
+#define RST_BUS_SPDIF	11
+#define RST_BUS_DSD	12
+#define RST_BUS_DMIC	13
+#define RST_USBPHY0	14
+#define RST_BUS_OHCI0	15
+#define RST_BUS_EHCI0	16
+#define RST_BUS_OTG	17
+#define RST_BUS_DE	18
+#define RST_BUS_EE	19
+#define RST_BUS_TCON0	20
+#define RST_BUS_CSI	21
+#define RST_BUS_ADDA	22
+#define RST_BUS_WLAN	23
+#define RST_MBUS	24
+#define RST_BUS_DRAM	25
+#define RST_BUS_PSRAM	26
+#define RST_BUS_DMA	27
+#define RST_BUS_UART0	28
+#define RST_BUS_UART1	29
+#define RST_BUS_UART2	30
+#define RST_BUS_UART3	31
+#define RST_BUS_UART4	32
+#define RST_BUS_UART5	33
+#define RST_BUS_I2C0	34
+#define RST_BUS_I2C1	35
+#define RST_BUS_I2C2	36
+#define RST_BUS_GPADC	37
+#define RST_BUS_KEYADC	38
+
+#endif
-- 
2.53.0


             reply	other threads:[~2026-09-23 20:17 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-23 20:16 Pablo Mazzini [this message]
2026-09-23 20:16 ` [PATCH v1 02/11] clk: sunxi-ng: add Allwinner B288 CCU driver Pablo Mazzini
2026-09-23 20:16 ` [PATCH v1 03/11] dt-bindings: pinctrl: add Allwinner B288 pin controller Pablo Mazzini
2026-09-24  9:07   ` Andre Przywara
2026-09-24 20:16     ` Pablo Mazzini
2026-09-23 20:16 ` [PATCH v1 04/11] pinctrl: sunxi: add Allwinner B288 pin controller driver Pablo Mazzini
2026-09-24  9:17   ` Andre Przywara
2026-09-24 20:28     ` Pablo Mazzini
2026-09-23 20:16 ` [PATCH v1 05/11] dt-bindings: rtc: sun6i-a31: add Allwinner B288 Pablo Mazzini
2026-09-23 20:16 ` [PATCH v1 06/11] rtc: sun6i: add Allwinner B288 compatible Pablo Mazzini
2026-09-23 20:16 ` [PATCH v1 07/11] dt-bindings: i2c: mv64xxx: add Allwinner B288 Pablo Mazzini
2026-09-23 20:16 ` [PATCH v1 08/11] dt-bindings: mmc: sun4i-a10-mmc: " Pablo Mazzini
2026-09-23 20:16 ` [PATCH v1 09/11] dt-bindings: interrupt-controller: add Allwinner B288 NMI Pablo Mazzini
2026-09-23 20:17 ` [PATCH v1 10/11] dt-bindings: arm: sunxi: add PocketBook Verse Pablo Mazzini
2026-09-23 20:17 ` [PATCH v1 11/11] ARM: sunxi: add B288 and the PocketBook Verse board Pablo Mazzini
2026-09-24  9:03 ` [PATCH v1 01/11] dt-bindings: clock: add Allwinner B288 CCU Andre Przywara
2026-09-24 20:12   ` Pablo Mazzini

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