Add the documentation for Amlogic A1 Peripherals clock driver, and A1 Peripherals clock controller bindings. A1 PLL clock controller has references to A1 Peripherals clock controller objects, so reflect them in the schema. Signed-off-by: Jian Hu <jian.hu@xxxxxxxxxxx> Signed-off-by: Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- .../bindings/clock/amlogic,a1-clkc.yaml | 73 +++++++++++ .../bindings/clock/amlogic,a1-pll-clkc.yaml | 5 +- include/dt-bindings/clock/amlogic,a1-clkc.h | 114 ++++++++++++++++++ 3 files changed, 190 insertions(+), 2 deletions(-) create mode 100644 Documentation/devicetree/bindings/clock/amlogic,a1-clkc.yaml create mode 100644 include/dt-bindings/clock/amlogic,a1-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..37dd89b43d9d --- /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 A1 Peripheral Clock Control Unit + +maintainers: + - Neil Armstrong <neil.armstrong@xxxxxxxxxx> + - Jerome Brunet <jbrunet@xxxxxxxxxxxx> + - Jian Hu <jian.hu@xxxxxxxxxxx> + - Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxx> + +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 index 5c6fa620a63c..3d8490ebcaa6 100644 --- a/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml +++ b/Documentation/devicetree/bindings/clock/amlogic,a1-pll-clkc.yaml @@ -43,6 +43,7 @@ additionalProperties: false examples: - | + #include <dt-bindings/clock/amlogic,a1-clkc.h> apb { #address-cells = <2>; #size-cells = <2>; @@ -51,8 +52,8 @@ examples: compatible = "amlogic,a1-pll-clkc"; reg = <0 0x7c80 0 0x18c>; #clock-cells = <1>; - clocks = <&clkc_periphs_fixpll_in>, - <&clkc_periphs_hifipll_in>; + clocks = <&clkc_periphs CLKID_FIXPLL_IN>, + <&clkc_periphs CLKID_HIFIPLL_IN>; clock-names = "fixpll_in", "hifipll_in"; }; }; 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..2c6221f2dc6b --- /dev/null +++ b/include/dt-bindings/clock/amlogic,a1-clkc.h @@ -0,0 +1,114 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ +/* + * Copyright (c) 2019 Amlogic, Inc. All rights reserved. + * Author: Jian Hu <jian.hu@xxxxxxxxxxx> + * + * Copyright (c) 2023, SberDevices. All Rights Reserved. + * Author: Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxx> + */ + +#ifndef __A1_CLKC_H +#define __A1_CLKC_H + +#define CLKID_FIXPLL_IN 1 +#define CLKID_USB_PHY_IN 2 +#define CLKID_USB_CTRL_IN 3 +#define CLKID_HIFIPLL_IN 4 +#define CLKID_SYSPLL_IN 5 +#define CLKID_DDS_IN 6 +#define CLKID_SYS 7 +#define CLKID_CLKTREE 8 +#define CLKID_RESET_CTRL 9 +#define CLKID_ANALOG_CTRL 10 +#define CLKID_PWR_CTRL 11 +#define CLKID_PAD_CTRL 12 +#define CLKID_SYS_CTRL 13 +#define CLKID_TEMP_SENSOR 14 +#define CLKID_AM2AXI_DIV 15 +#define CLKID_SPICC_B 16 +#define CLKID_SPICC_A 17 +#define CLKID_MSR 18 +#define CLKID_AUDIO 19 +#define CLKID_JTAG_CTRL 20 +#define CLKID_SARADC_EN 21 +#define CLKID_PWM_EF 22 +#define CLKID_PWM_CD 23 +#define CLKID_PWM_AB 24 +#define CLKID_CEC 25 +#define CLKID_I2C_S 26 +#define CLKID_IR_CTRL 27 +#define CLKID_I2C_M_D 28 +#define CLKID_I2C_M_C 29 +#define CLKID_I2C_M_B 30 +#define CLKID_I2C_M_A 31 +#define CLKID_ACODEC 32 +#define CLKID_OTP 33 +#define CLKID_SD_EMMC_A 34 +#define CLKID_USB_PHY 35 +#define CLKID_USB_CTRL 36 +#define CLKID_SYS_DSPB 37 +#define CLKID_SYS_DSPA 38 +#define CLKID_DMA 39 +#define CLKID_IRQ_CTRL 40 +#define CLKID_NIC 41 +#define CLKID_GIC 42 +#define CLKID_UART_C 43 +#define CLKID_UART_B 44 +#define CLKID_UART_A 45 +#define CLKID_SYS_PSRAM 46 +#define CLKID_RSA 47 +#define CLKID_CORESIGHT 48 +#define CLKID_AM2AXI_VAD 49 +#define CLKID_AUDIO_VAD 50 +#define CLKID_AXI_DMC 51 +#define CLKID_AXI_PSRAM 52 +#define CLKID_RAMB 53 +#define CLKID_RAMA 54 +#define CLKID_AXI_SPIFC 55 +#define CLKID_AXI_NIC 56 +#define CLKID_AXI_DMA 57 +#define CLKID_CPU_CTRL 58 +#define CLKID_ROM 59 +#define CLKID_PROC_I2C 60 +#define CLKID_DSPA_EN 63 +#define CLKID_DSPA_EN_NIC 64 +#define CLKID_DSPB_EN 65 +#define CLKID_DSPB_EN_NIC 66 +#define CLKID_RTC 67 +#define CLKID_CECA_32K 68 +#define CLKID_CECB_32K 69 +#define CLKID_24M 70 +#define CLKID_12M 71 +#define CLKID_FCLK_DIV2_DIVN 72 +#define CLKID_GEN 73 +#define CLKID_SARADC 75 +#define CLKID_PWM_A 76 +#define CLKID_PWM_B 77 +#define CLKID_PWM_C 78 +#define CLKID_PWM_D 79 +#define CLKID_PWM_E 80 +#define CLKID_PWM_F 81 +#define CLKID_SPICC 82 +#define CLKID_TS 83 +#define CLKID_SPIFC 84 +#define CLKID_USB_BUS 85 +#define CLKID_SD_EMMC 86 +#define CLKID_PSRAM 87 +#define CLKID_DMC 88 +#define CLKID_DSPA_A_SEL 95 +#define CLKID_DSPA_B_SEL 98 +#define CLKID_DSPB_A_SEL 101 +#define CLKID_DSPB_B_SEL 104 +#define CLKID_CECB_32K_SEL_PRE 113 +#define CLKID_CECB_32K_SEL 114 +#define CLKID_CECA_32K_SEL_PRE 117 +#define CLKID_CECA_32K_SEL 118 +#define CLKID_GEN_SEL 121 +#define CLKID_PWM_A_SEL 124 +#define CLKID_PWM_B_SEL 126 +#define CLKID_PWM_C_SEL 128 +#define CLKID_PWM_D_SEL 130 +#define CLKID_PWM_E_SEL 132 +#define CLKID_PWM_F_SEL 134 + +#endif /* __A1_CLKC_H */ -- 2.36.0
