Re: [PATCH V10 2/4] dt-bindings: clock: document Amlogic S4 SoC peripherals clock controller
From: Jerome Brunet
Date: Wed Aug 23 2023 - 04:11:26 EST
On Tue 22 Aug 2023 at 16:27, Yu Tu <yu.tu@xxxxxxxxxxx> wrote:
> Add the S4 peripherals clock controller dt-bindings in the S4 SoC
> family.
>
> Signed-off-by: Yu Tu <yu.tu@xxxxxxxxxxx>
> ---
> .../clock/amlogic,s4-peripherals-clkc.yaml | 96 +++++++
> .../clock/amlogic,s4-peripherals-clkc.h | 236 ++++++++++++++++++
> 2 files changed, 332 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/amlogic,s4-peripherals-clkc.yaml
> create mode 100644 include/dt-bindings/clock/amlogic,s4-peripherals-clkc.h
>
> diff --git a/Documentation/devicetree/bindings/clock/amlogic,s4-peripherals-clkc.yaml b/Documentation/devicetree/bindings/clock/amlogic,s4-peripherals-clkc.yaml
> new file mode 100644
> index 000000000000..e166563e7b14
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/amlogic,s4-peripherals-clkc.yaml
> @@ -0,0 +1,96 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) 2022-2023 Amlogic, Inc. All rights reserved
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/amlogic,s4-peripherals-clkc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Amlogic S4 Peripherals Clock Controller
> +
> +maintainers:
> + - Yu Tu <yu.tu@xxxxxxxxxxx>
> +
> +properties:
> + compatible:
> + const: amlogic,s4-peripherals-clkc
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + items:
> + - description: input fixed pll div2
> + - description: input fixed pll div2p5
> + - description: input fixed pll div3
> + - description: input fixed pll div4
> + - description: input fixed pll div5
> + - description: input fixed pll div7
> + - description: input hifi pll
> + - description: input gp0 pll
> + - description: input mpll0
> + - description: input mpll1
> + - description: input mpll2
> + - description: input mpll3
> + - description: input hdmi pll
> + - description: input oscillator (usually at 24MHz)
> + - description: input external 32kHz reference (optional)
The bindings described here does not make this last clock optional, but
requires it. This is going to be a problem since most platforms won't
have this clock.
You are missing minItems.
Same below
> +
> + clock-names:
> + items:
> + - const: fclk_div2
> + - const: fclk_div2p5
> + - const: fclk_div3
> + - const: fclk_div4
> + - const: fclk_div5
> + - const: fclk_div7
> + - const: hifi_pll
> + - const: gp0_pll
> + - const: mpll0
> + - const: mpll1
> + - const: mpll2
> + - const: mpll3
> + - const: hdmi_pll
> + - const: xtal
> + - const: ext_32k
> +
> + "#clock-cells":
> + const: 1
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - clock-names
> + - "#clock-cells"
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/amlogic,s4-peripherals-clkc.h>
> +
> + clkc_periphs: clock-controller@fe000000 {
> + compatible = "amlogic,s4-peripherals-clkc";
> + reg = <0xfe000000 0x49c>;
> + clocks = <&clkc_pll 3>,
> + <&clkc_pll 13>,
> + <&clkc_pll 5>,
> + <&clkc_pll 7>,
> + <&clkc_pll 9>,
> + <&clkc_pll 11>,
> + <&clkc_pll 17>,
> + <&clkc_pll 15>,
> + <&clkc_pll 25>,
> + <&clkc_pll 27>,
> + <&clkc_pll 29>,
> + <&clkc_pll 31>,
> + <&clkc_pll 20>,
> + <&xtal>,
> + <&ext_32k>;
> + clock-names = "fclk_div2", "fclk_div2p5", "fclk_div3", "fclk_div4",
> + "fclk_div5", "fclk_div7", "hifi_pll", "gp0_pll",
> + "mpll0", "mpll1", "mpll2", "mpll3", "hdmi_pll", "xtal",
> + "ext_32k";
> + #clock-cells = <1>;
> + };
> +...
> diff --git a/include/dt-bindings/clock/amlogic,s4-peripherals-clkc.h b/include/dt-bindings/clock/amlogic,s4-peripherals-clkc.h
> new file mode 100644
> index 000000000000..861a331963ac
> --- /dev/null
> +++ b/include/dt-bindings/clock/amlogic,s4-peripherals-clkc.h
> @@ -0,0 +1,236 @@
> +/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
> +/*
> + * Copyright (c) 2022-2023 Amlogic, Inc. All rights reserved.
> + * Author: Yu Tu <yu.tu@xxxxxxxxxxx>
> + */
> +
> +#ifndef _DT_BINDINGS_CLOCK_AMLOGIC_S4_PERIPHERALS_CLKC_H
> +#define _DT_BINDINGS_CLOCK_AMLOGIC_S4_PERIPHERALS_CLKC_H
> +
> +#define CLKID_RTC_32K_CLKIN 0
> +#define CLKID_RTC_32K_DIV 1
> +#define CLKID_RTC_32K_SEL 2
> +#define CLKID_RTC_32K_XATL 3
> +#define CLKID_RTC 4
> +#define CLKID_SYS_CLK_B_SEL 5
> +#define CLKID_SYS_CLK_B_DIV 6
> +#define CLKID_SYS_CLK_B 7
> +#define CLKID_SYS_CLK_A_SEL 8
> +#define CLKID_SYS_CLK_A_DIV 9
> +#define CLKID_SYS_CLK_A 10
> +#define CLKID_SYS 11
> +#define CLKID_CECA_32K_CLKIN 12
> +#define CLKID_CECA_32K_DIV 13
> +#define CLKID_CECA_32K_SEL_PRE 14
> +#define CLKID_CECA_32K_SEL 15
> +#define CLKID_CECA_32K_CLKOUT 16
> +#define CLKID_CECB_32K_CLKIN 17
> +#define CLKID_CECB_32K_DIV 18
> +#define CLKID_CECB_32K_SEL_PRE 19
> +#define CLKID_CECB_32K_SEL 20
> +#define CLKID_CECB_32K_CLKOUT 21
> +#define CLKID_SC_CLK_SEL 22
> +#define CLKID_SC_CLK_DIV 23
> +#define CLKID_SC 24
> +#define CLKID_12_24M 25
> +#define CLKID_12M_CLK_DIV 26
> +#define CLKID_12_24M_CLK_SEL 27
> +#define CLKID_VID_PLL_DIV 28
> +#define CLKID_VID_PLL_SEL 29
> +#define CLKID_VID_PLL 30
> +#define CLKID_VCLK_SEL 31
> +#define CLKID_VCLK2_SEL 32
> +#define CLKID_VCLK_INPUT 33
> +#define CLKID_VCLK2_INPUT 34
> +#define CLKID_VCLK_DIV 35
> +#define CLKID_VCLK2_DIV 36
> +#define CLKID_VCLK 37
> +#define CLKID_VCLK2 38
> +#define CLKID_VCLK_DIV1 39
> +#define CLKID_VCLK_DIV2_EN 40
> +#define CLKID_VCLK_DIV4_EN 41
> +#define CLKID_VCLK_DIV6_EN 42
> +#define CLKID_VCLK_DIV12_EN 43
> +#define CLKID_VCLK2_DIV1 44
> +#define CLKID_VCLK2_DIV2_EN 45
> +#define CLKID_VCLK2_DIV4_EN 46
> +#define CLKID_VCLK2_DIV6_EN 47
> +#define CLKID_VCLK2_DIV12_EN 48
> +#define CLKID_VCLK_DIV2 49
> +#define CLKID_VCLK_DIV4 50
> +#define CLKID_VCLK_DIV6 51
> +#define CLKID_VCLK_DIV12 52
> +#define CLKID_VCLK2_DIV2 53
> +#define CLKID_VCLK2_DIV4 54
> +#define CLKID_VCLK2_DIV6 55
> +#define CLKID_VCLK2_DIV12 56
> +#define CLKID_CTS_ENCI_SEL 57
> +#define CLKID_CTS_ENCP_SEL 58
> +#define CLKID_CTS_VDAC_SEL 59
> +#define CLKID_HDMI_TX_SEL 60
> +#define CLKID_CTS_ENCI 61
> +#define CLKID_CTS_ENCP 62
> +#define CLKID_CTS_VDAC 63
> +#define CLKID_HDMI_TX 64
> +#define CLKID_HDMI_SEL 65
> +#define CLKID_HDMI_DIV 66
> +#define CLKID_HDMI 67
> +#define CLKID_TS_CLK_DIV 68
> +#define CLKID_TS 69
> +#define CLKID_MALI_0_SEL 70
> +#define CLKID_MALI_0_DIV 71
> +#define CLKID_MALI_0 72
> +#define CLKID_MALI_1_SEL 73
> +#define CLKID_MALI_1_DIV 74
> +#define CLKID_MALI_1 75
> +#define CLKID_MALI_SEL 76
> +#define CLKID_VDEC_P0_SEL 77
> +#define CLKID_VDEC_P0_DIV 78
> +#define CLKID_VDEC_P0 79
> +#define CLKID_VDEC_P1_SEL 80
> +#define CLKID_VDEC_P1_DIV 81
> +#define CLKID_VDEC_P1 82
> +#define CLKID_VDEC_SEL 83
> +#define CLKID_HEVCF_P0_SEL 84
> +#define CLKID_HEVCF_P0_DIV 85
> +#define CLKID_HEVCF_P0 86
> +#define CLKID_HEVCF_P1_SEL 87
> +#define CLKID_HEVCF_P1_DIV 88
> +#define CLKID_HEVCF_P1 89
> +#define CLKID_HEVCF_SEL 90
> +#define CLKID_VPU_0_SEL 91
> +#define CLKID_VPU_0_DIV 92
> +#define CLKID_VPU_0 93
> +#define CLKID_VPU_1_SEL 94
> +#define CLKID_VPU_1_DIV 95
> +#define CLKID_VPU_1 96
> +#define CLKID_VPU 97
> +#define CLKID_VPU_CLKB_TMP_SEL 98
> +#define CLKID_VPU_CLKB_TMP_DIV 99
> +#define CLKID_VPU_CLKB_TMP 100
> +#define CLKID_VPU_CLKB_DIV 101
> +#define CLKID_VPU_CLKB 102
> +#define CLKID_VPU_CLKC_P0_SEL 103
> +#define CLKID_VPU_CLKC_P0_DIV 104
> +#define CLKID_VPU_CLKC_P0 105
> +#define CLKID_VPU_CLKC_P1_SEL 106
> +#define CLKID_VPU_CLKC_P1_DIV 107
> +#define CLKID_VPU_CLKC_P1 108
> +#define CLKID_VPU_CLKC_SEL 109
> +#define CLKID_VAPB_0_SEL 110
> +#define CLKID_VAPB_0_DIV 111
> +#define CLKID_VAPB_0 112
> +#define CLKID_VAPB_1_SEL 113
> +#define CLKID_VAPB_1_DIV 114
> +#define CLKID_VAPB_1 115
> +#define CLKID_VAPB 116
> +#define CLKID_GE2D 117
> +#define CLKID_VDIN_MEAS_SEL 118
> +#define CLKID_VDIN_MEAS_DIV 119
> +#define CLKID_VDIN_MEAS 120
> +#define CLKID_SD_EMMC_C_CLK_SEL 121
> +#define CLKID_SD_EMMC_C_CLK_DIV 122
> +#define CLKID_SD_EMMC_C 123
> +#define CLKID_SD_EMMC_A_CLK_SEL 124
> +#define CLKID_SD_EMMC_A_CLK_DIV 125
> +#define CLKID_SD_EMMC_A 126
> +#define CLKID_SD_EMMC_B_CLK_SEL 127
> +#define CLKID_SD_EMMC_B_CLK_DIV 128
> +#define CLKID_SD_EMMC_B 129
> +#define CLKID_SPICC0_SEL 130
> +#define CLKID_SPICC0_DIV 131
> +#define CLKID_SPICC0_EN 132
> +#define CLKID_PWM_A_SEL 133
> +#define CLKID_PWM_A_DIV 134
> +#define CLKID_PWM_A 135
> +#define CLKID_PWM_B_SEL 136
> +#define CLKID_PWM_B_DIV 137
> +#define CLKID_PWM_B 138
> +#define CLKID_PWM_C_SEL 139
> +#define CLKID_PWM_C_DIV 140
> +#define CLKID_PWM_C 141
> +#define CLKID_PWM_D_SEL 142
> +#define CLKID_PWM_D_DIV 143
> +#define CLKID_PWM_D 144
> +#define CLKID_PWM_E_SEL 145
> +#define CLKID_PWM_E_DIV 146
> +#define CLKID_PWM_E 147
> +#define CLKID_PWM_F_SEL 148
> +#define CLKID_PWM_F_DIV 149
> +#define CLKID_PWM_F 150
> +#define CLKID_PWM_G_SEL 151
> +#define CLKID_PWM_G_DIV 152
> +#define CLKID_PWM_G 153
> +#define CLKID_PWM_H_SEL 154
> +#define CLKID_PWM_H_DIV 155
> +#define CLKID_PWM_H 156
> +#define CLKID_PWM_I_SEL 157
> +#define CLKID_PWM_I_DIV 158
> +#define CLKID_PWM_I 159
> +#define CLKID_PWM_J_SEL 160
> +#define CLKID_PWM_J_DIV 161
> +#define CLKID_PWM_J 162
> +#define CLKID_SARADC_SEL 163
> +#define CLKID_SARADC_DIV 164
> +#define CLKID_SARADC 165
> +#define CLKID_GEN_SEL 166
> +#define CLKID_GEN_DIV 167
> +#define CLKID_GEN 168
> +#define CLKID_DDR 169
> +#define CLKID_DOS 170
> +#define CLKID_ETHPHY 171
> +#define CLKID_MALI 172
> +#define CLKID_AOCPU 173
> +#define CLKID_AUCPU 174
> +#define CLKID_CEC 175
> +#define CLKID_SDEMMC_A 176
> +#define CLKID_SDEMMC_B 177
> +#define CLKID_NAND 178
> +#define CLKID_SMARTCARD 179
> +#define CLKID_ACODEC 180
> +#define CLKID_SPIFC 181
> +#define CLKID_MSR 182
> +#define CLKID_IR_CTRL 183
> +#define CLKID_AUDIO 184
> +#define CLKID_ETH 185
> +#define CLKID_UART_A 186
> +#define CLKID_UART_B 187
> +#define CLKID_UART_C 188
> +#define CLKID_UART_D 189
> +#define CLKID_UART_E 190
> +#define CLKID_AIFIFO 191
> +#define CLKID_TS_DDR 192
> +#define CLKID_TS_PLL 193
> +#define CLKID_G2D 194
> +#define CLKID_SPICC0 195
> +#define CLKID_SPICC1 196
> +#define CLKID_USB 197
> +#define CLKID_I2C_M_A 198
> +#define CLKID_I2C_M_B 199
> +#define CLKID_I2C_M_C 200
> +#define CLKID_I2C_M_D 201
> +#define CLKID_I2C_M_E 202
> +#define CLKID_HDMITX_APB 203
> +#define CLKID_I2C_S_A 204
> +#define CLKID_USB1_TO_DDR 205
> +#define CLKID_HDCP22 206
> +#define CLKID_MMC_APB 207
> +#define CLKID_RSA 208
> +#define CLKID_CPU_DEBUG 209
> +#define CLKID_VPU_INTR 210
> +#define CLKID_DEMOD 211
> +#define CLKID_SAR_ADC 212
> +#define CLKID_GIC 213
> +#define CLKID_PWM_AB 214
> +#define CLKID_PWM_CD 215
> +#define CLKID_PWM_EF 216
> +#define CLKID_PWM_GH 217
> +#define CLKID_PWM_IJ 218
> +#define CLKID_HDCP22_ESMCLK_SEL 219
> +#define CLKID_HDCP22_ESMCLK_DIV 220
> +#define CLKID_HDCP22_ESMCLK 221
> +#define CLKID_HDCP22_SKPCLK_SEL 222
> +#define CLKID_HDCP22_SKPCLK_DIV 223
> +#define CLKID_HDCP22_SKPCLK 224
> +
> +#endif /* _DT_BINDINGS_CLOCK_AMLOGIC_S4_PERIPHERALS_CLKC_H */