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SubjectRe: [PATCH v11 3/5] dt-bindings: clock: meson: add A1 PLL and Peripherals clkcs bindings
Date

On Tue 21 Mar 2023 at 22:30, Dmitry Rokosov <ddrokosov@sberdevices.ru> wrote:

> Add the documentation for Amlogic A1 PLL and Amlogic A1 Peripherals
> clock drivers.
> Introduce Amlogic A1 PLL and Amlogic A1 Peripherals device tree
> bindings and include them to MAINTAINERS.
>
> Signed-off-by: Jian Hu <jian.hu@amlogic.com>
> Signed-off-by: Dmitry Rokosov <ddrokosov@sberdevices.ru>
> ---
> .../bindings/clock/amlogic,a1-clkc.yaml | 73 +++++++++++
> .../bindings/clock/amlogic,a1-pll-clkc.yaml | 59 +++++++++
> MAINTAINERS | 1 +
> include/dt-bindings/clock/amlogic,a1-clkc.h | 113 ++++++++++++++++++
> .../dt-bindings/clock/amlogic,a1-pll-clkc.h | 21 ++++
> 5 files changed, 267 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/amlogic,a1-clkc.yaml
> create mode 100644 Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml

There is two drivers (and 2 independent patches). There should be 2
bindings patches as well.

> create mode 100644 include/dt-bindings/clock/amlogic,a1-clkc.h
> create mode 100644 include/dt-bindings/clock/amlogic,a1-pll-clkc.h
>
> diff --git a/Documentation/devicetree/bindings/clock/amlogic,a1-clkc.yaml b/Documentation/devicetree/bindings/clock/amlogic,a1-clkc.yaml
> new file mode 100644
> index 000000000000..cb6d8f4eb959
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/amlogic,a1-clkc.yaml
> @@ -0,0 +1,73 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/amlogic,a1-clkc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Amlogic Meson A/C serials Peripheral Clock Control Unit
> +
> +maintainers:
> + - Neil Armstrong <neil.armstrong@linaro.org>
> + - Jerome Brunet <jbrunet@baylibre.com>
> + - Jian Hu <jian.hu@jian.hu.com>
> + - Dmitry Rokosov <ddrokosov@sberdevices.ru>
> +
> +properties:
> + compatible:
> + const: amlogic,a1-clkc
> +
> + '#clock-cells':
> + const: 1
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + items:
> + - description: input fixed pll div2
> + - description: input fixed pll div3
> + - description: input fixed pll div5
> + - description: input fixed pll div7
> + - description: input hifi pll
> + - description: input oscillator (usually at 24MHz)
> +
> + clock-names:
> + items:
> + - const: fclk_div2
> + - const: fclk_div3
> + - const: fclk_div5
> + - const: fclk_div7
> + - const: hifi_pll
> + - const: xtal
> +
> +required:
> + - compatible
> + - '#clock-cells'
> + - reg
> + - clocks
> + - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/amlogic,a1-pll-clkc.h>
> + apb {
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + clock-controller@800 {
> + compatible = "amlogic,a1-clkc";
> + reg = <0 0x800 0 0x104>;
> + #clock-cells = <1>;
> + clocks = <&clkc_pll CLKID_FCLK_DIV2>,
> + <&clkc_pll CLKID_FCLK_DIV3>,
> + <&clkc_pll CLKID_FCLK_DIV5>,
> + <&clkc_pll CLKID_FCLK_DIV7>,
> + <&clkc_pll CLKID_HIFI_PLL>,
> + <&xtal>;
> + clock-names = "fclk_div2", "fclk_div3",
> + "fclk_div5", "fclk_div7",
> + "hifi_pll", "xtal";
> + };
> + };
> diff --git a/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml b/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml
> new file mode 100644
> index 000000000000..77a13b1f9d5a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml
> @@ -0,0 +1,59 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/amlogic,a1-pll-clkc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Amlogic Meson A/C serials PLL Clock Control Unit
> +
> +maintainers:
> + - Neil Armstrong <neil.armstrong@linaro.org>
> + - Jerome Brunet <jbrunet@baylibre.com>
> + - Jian Hu <jian.hu@jian.hu.com>
> + - Dmitry Rokosov <ddrokosov@sberdevices.ru>
> +
> +properties:
> + compatible:
> + const: amlogic,a1-pll-clkc
> +
> + '#clock-cells':
> + const: 1
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + items:
> + - description: input fixpll_in
> + - description: input hifipll_in
> +
> + clock-names:
> + items:
> + - const: fixpll_in
> + - const: hifipll_in
> +
> +required:
> + - compatible
> + - '#clock-cells'
> + - reg
> + - clocks
> + - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/amlogic,a1-clkc.h>
> + apb {
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + clock-controller@7c80 {
> + compatible = "amlogic,a1-pll-clkc";
> + reg = <0 0x7c80 0 0x18c>;
> + #clock-cells = <1>;
> + clocks = <&clkc_periphs CLKID_FIXPLL_IN>,
> + <&clkc_periphs CLKID_HIFIPLL_IN>;
> + clock-names = "fixpll_in", "hifipll_in";
> + };
> + };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 39ff1a717625..8438bc9bd636 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -1895,6 +1895,7 @@ L: linux-amlogic@lists.infradead.org
> S: Maintained
> F: Documentation/devicetree/bindings/clock/amlogic*
> F: drivers/clk/meson/
> +F: include/dt-bindings/clock/a1*
> F: include/dt-bindings/clock/gxbb*
> F: include/dt-bindings/clock/meson*
>
> diff --git a/include/dt-bindings/clock/amlogic,a1-clkc.h b/include/dt-bindings/clock/amlogic,a1-clkc.h
> new file mode 100644
> index 000000000000..95131779982c
> --- /dev/null
> +++ b/include/dt-bindings/clock/amlogic,a1-clkc.h
> @@ -0,0 +1,113 @@
> +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */
> +/*
> + * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
> + * Author: Jian Hu <jian.hu@amlogic.com>
> + *
> + * Copyright (c) 2023, SberDevices. All Rights Reserved.
> + * Author: Dmitry Rokosov <ddrokosov@sberdevices.ru>
> + */
> +
> +#ifndef __A1_CLKC_H
> +#define __A1_CLKC_H
> +
> +#define CLKID_FIXPLL_IN 0
> +#define CLKID_USB_PHY_IN 1
> +#define CLKID_USB_CTRL_IN 2
> +#define CLKID_HIFIPLL_IN 3
> +#define CLKID_SYSPLL_IN 4
> +#define CLKID_DDS_IN 5
> +#define CLKID_SYS 6
> +#define CLKID_CLKTREE 7
> +#define CLKID_RESET_CTRL 8
> +#define CLKID_ANALOG_CTRL 9
> +#define CLKID_PWR_CTRL 10
> +#define CLKID_PAD_CTRL 11
> +#define CLKID_SYS_CTRL 12
> +#define CLKID_TEMP_SENSOR 13
> +#define CLKID_AM2AXI_DIV 14
> +#define CLKID_SPICC_B 15
> +#define CLKID_SPICC_A 16
> +#define CLKID_MSR 17
> +#define CLKID_AUDIO 18
> +#define CLKID_JTAG_CTRL 19
> +#define CLKID_SARADC_EN 20
> +#define CLKID_PWM_EF 21
> +#define CLKID_PWM_CD 22
> +#define CLKID_PWM_AB 23
> +#define CLKID_CEC 24
> +#define CLKID_I2C_S 25
> +#define CLKID_IR_CTRL 26
> +#define CLKID_I2C_M_D 27
> +#define CLKID_I2C_M_C 28
> +#define CLKID_I2C_M_B 29
> +#define CLKID_I2C_M_A 30
> +#define CLKID_ACODEC 31
> +#define CLKID_OTP 32
> +#define CLKID_SD_EMMC_A 33
> +#define CLKID_USB_PHY 34
> +#define CLKID_USB_CTRL 35
> +#define CLKID_SYS_DSPB 36
> +#define CLKID_SYS_DSPA 37
> +#define CLKID_DMA 38
> +#define CLKID_IRQ_CTRL 39
> +#define CLKID_NIC 40
> +#define CLKID_GIC 41
> +#define CLKID_UART_C 42
> +#define CLKID_UART_B 43
> +#define CLKID_UART_A 44
> +#define CLKID_SYS_PSRAM 45
> +#define CLKID_RSA 46
> +#define CLKID_CORESIGHT 47
> +#define CLKID_AM2AXI_VAD 48
> +#define CLKID_AUDIO_VAD 49
> +#define CLKID_AXI_DMC 50
> +#define CLKID_AXI_PSRAM 51
> +#define CLKID_RAMB 52
> +#define CLKID_RAMA 53
> +#define CLKID_AXI_SPIFC 54
> +#define CLKID_AXI_NIC 55
> +#define CLKID_AXI_DMA 56
> +#define CLKID_CPU_CTRL 57
> +#define CLKID_ROM 58
> +#define CLKID_PROC_I2C 59
> +#define CLKID_DSPA_EN 60
> +#define CLKID_DSPA_EN_NIC 61
> +#define CLKID_DSPB_EN 62
> +#define CLKID_DSPB_EN_NIC 63
> +#define CLKID_RTC 64
> +#define CLKID_CECA_32K 65
> +#define CLKID_CECB_32K 66
> +#define CLKID_24M 67
> +#define CLKID_12M 68
> +#define CLKID_FCLK_DIV2_DIVN 69
> +#define CLKID_GEN 70
> +#define CLKID_SARADC 71
> +#define CLKID_PWM_A 72
> +#define CLKID_PWM_B 73
> +#define CLKID_PWM_C 74
> +#define CLKID_PWM_D 75
> +#define CLKID_PWM_E 76
> +#define CLKID_PWM_F 77
> +#define CLKID_SPICC 78
> +#define CLKID_TS 79
> +#define CLKID_SPIFC 80
> +#define CLKID_USB_BUS 81
> +#define CLKID_SD_EMMC 82
> +#define CLKID_PSRAM 83
> +#define CLKID_DMC 84
> +#define CLKID_GEN_SEL 85
> +#define CLKID_PWM_A_SEL 86
> +#define CLKID_PWM_B_SEL 87
> +#define CLKID_PWM_C_SEL 88
> +#define CLKID_PWM_D_SEL 89
> +#define CLKID_PWM_E_SEL 90
> +#define CLKID_PWM_F_SEL 91
> +#define CLKID_DSPA_A_SEL 92
> +#define CLKID_DSPA_B_SEL 93
> +#define CLKID_DSPB_A_SEL 94
> +#define CLKID_DSPB_B_SEL 95
> +#define CLKID_CECA_32K_SEL 96
> +#define CLKID_CECB_32K_SEL 97
> +#define NR_CLKS 98
> +
> +#endif /* __A1_CLKC_H */
> diff --git a/include/dt-bindings/clock/amlogic,a1-pll-clkc.h b/include/dt-bindings/clock/amlogic,a1-pll-clkc.h
> new file mode 100644
> index 000000000000..740fe8c4db5d
> --- /dev/null
> +++ b/include/dt-bindings/clock/amlogic,a1-pll-clkc.h
> @@ -0,0 +1,21 @@
> +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */
> +/*
> + * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
> + * Author: Jian Hu <jian.hu@amlogic.com>
> + *
> + * Copyright (c) 2023, SberDevices. All Rights Reserved.
> + * Author: Dmitry Rokosov <ddrokosov@sberdevices.ru>
> + */
> +
> +#ifndef __A1_PLL_CLKC_H
> +#define __A1_PLL_CLKC_H
> +
> +#define CLKID_FIXED_PLL 0
> +#define CLKID_FCLK_DIV2 1
> +#define CLKID_FCLK_DIV3 2
> +#define CLKID_FCLK_DIV5 3
> +#define CLKID_FCLK_DIV7 4
> +#define CLKID_HIFI_PLL 5
> +#define NR_PLL_CLKS 6
> +
> +#endif /* __A1_PLL_CLKC_H */

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