dt-bindings: clock: Add StarFive JH7110 system clock and reset generator

Add bindings for the system clock and reset generator (SYSCRG) on the
JH7110 RISC-V SoC by StarFive Ltd.

Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>

Author: esmil

Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml

@@ -0,0 +1,104 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jh7110-syscrg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH7110 System Clock and Reset Generator
+
+maintainers:
+  - Emil Renner Berthing <kernel@esmil.dk>
+
+properties:
+  compatible:
+    const: starfive,jh7110-syscrg
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    oneOf:
+      - items:
+          - description: Main Oscillator (24 MHz)
+          - description: GMAC1 RMII reference or GMAC1 RGMII RX
+          - description: External I2S TX bit clock
+          - description: External I2S TX left/right channel clock
+          - description: External I2S RX bit clock
+          - description: External I2S RX left/right channel clock
+          - description: External TDM clock
+          - description: External audio master clock
+
+      - items:
+          - description: Main Oscillator (24 MHz)
+          - description: GMAC1 RMII reference
+          - description: GMAC1 RGMII RX
+          - description: External I2S TX bit clock
+          - description: External I2S TX left/right channel clock
+          - description: External I2S RX bit clock
+          - description: External I2S RX left/right channel clock
+          - description: External TDM clock
+          - description: External audio master clock
+
+  clock-names:
+    oneOf:
+      - items:
+          - const: osc
+          - enum:
+              - gmac1_rmii_refin
+              - gmac1_rgmii_rxin
+          - const: i2stx_bclk_ext
+          - const: i2stx_lrck_ext
+          - const: i2srx_bclk_ext
+          - const: i2srx_lrck_ext
+          - const: tdm_ext
+          - const: mclk_ext
+
+      - items:
+          - const: osc
+          - const: gmac1_rmii_refin
+          - const: gmac1_rgmii_rxin
+          - const: i2stx_bclk_ext
+          - const: i2stx_lrck_ext
+          - const: i2srx_bclk_ext
+          - const: i2srx_lrck_ext
+          - const: tdm_ext
+          - const: mclk_ext
+
+  '#clock-cells':
+    const: 1
+    description:
+      See <dt-bindings/clock/starfive,jh7110-crg.h> for valid indices.
+
+  '#reset-cells':
+    const: 1
+    description:
+      See <dt-bindings/reset/starfive,jh7110-crg.h> for valid indices.
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - '#clock-cells'
+  - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    clock-controller@13020000 {
+        compatible = "starfive,jh7110-syscrg";
+        reg = <0x13020000 0x10000>;
+        clocks = <&osc>, <&gmac1_rmii_refin>,
+                 <&gmac1_rgmii_rxin>,
+                 <&i2stx_bclk_ext>, <&i2stx_lrck_ext>,
+                 <&i2srx_bclk_ext>, <&i2srx_lrck_ext>,
+                 <&tdm_ext>, <&mclk_ext>;
+        clock-names = "osc", "gmac1_rmii_refin",
+                      "gmac1_rgmii_rxin",
+                      "i2stx_bclk_ext", "i2stx_lrck_ext",
+                      "i2srx_bclk_ext", "i2srx_lrck_ext",
+                      "tdm_ext", "mclk_ext";
+        #clock-cells = <1>;
+        #reset-cells = <1>;
+    };

include/dt-bindings/clock/starfive,jh7110-crg.h

@@ -0,0 +1,203 @@
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ * Copyright 2022 Emil Renner Berthing <kernel@esmil.dk>
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__
+#define __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__
+
+/* SYSCRG clocks */
+#define JH7110_SYSCLK_CPU_ROOT			0
+#define JH7110_SYSCLK_CPU_CORE			1
+#define JH7110_SYSCLK_CPU_BUS			2
+#define JH7110_SYSCLK_GPU_ROOT			3
+#define JH7110_SYSCLK_PERH_ROOT			4
+#define JH7110_SYSCLK_BUS_ROOT			5
+#define JH7110_SYSCLK_NOCSTG_BUS		6
+#define JH7110_SYSCLK_AXI_CFG0			7
+#define JH7110_SYSCLK_STG_AXIAHB		8
+#define JH7110_SYSCLK_AHB0			9
+#define JH7110_SYSCLK_AHB1			10
+#define JH7110_SYSCLK_APB_BUS			11
+#define JH7110_SYSCLK_APB0			12
+#define JH7110_SYSCLK_PLL0_DIV2			13
+#define JH7110_SYSCLK_PLL1_DIV2			14
+#define JH7110_SYSCLK_PLL2_DIV2			15
+#define JH7110_SYSCLK_AUDIO_ROOT		16
+#define JH7110_SYSCLK_MCLK_INNER		17
+#define JH7110_SYSCLK_MCLK			18
+#define JH7110_SYSCLK_MCLK_OUT			19
+#define JH7110_SYSCLK_ISP_2X			20
+#define JH7110_SYSCLK_ISP_AXI			21
+#define JH7110_SYSCLK_GCLK0			22
+#define JH7110_SYSCLK_GCLK1			23
+#define JH7110_SYSCLK_GCLK2			24
+#define JH7110_SYSCLK_CORE			25
+#define JH7110_SYSCLK_CORE1			26
+#define JH7110_SYSCLK_CORE2			27
+#define JH7110_SYSCLK_CORE3			28
+#define JH7110_SYSCLK_CORE4			29
+#define JH7110_SYSCLK_DEBUG			30
+#define JH7110_SYSCLK_RTC_TOGGLE		31
+#define JH7110_SYSCLK_TRACE0			32
+#define JH7110_SYSCLK_TRACE1			33
+#define JH7110_SYSCLK_TRACE2			34
+#define JH7110_SYSCLK_TRACE3			35
+#define JH7110_SYSCLK_TRACE4			36
+#define JH7110_SYSCLK_TRACE_COM			37
+#define JH7110_SYSCLK_NOC_BUS_CPU_AXI		38
+#define JH7110_SYSCLK_NOC_BUS_AXICFG0_AXI	39
+#define JH7110_SYSCLK_OSC_DIV2			40
+#define JH7110_SYSCLK_PLL1_DIV4			41
+#define JH7110_SYSCLK_PLL1_DIV8			42
+#define JH7110_SYSCLK_DDR_BUS			43
+#define JH7110_SYSCLK_DDR_AXI			44
+#define JH7110_SYSCLK_GPU_CORE			45
+#define JH7110_SYSCLK_GPU_CORE_CLK		46
+#define JH7110_SYSCLK_GPU_SYS_CLK		47
+#define JH7110_SYSCLK_GPU_APB			48
+#define JH7110_SYSCLK_GPU_RTC_TOGGLE		49
+#define JH7110_SYSCLK_NOC_BUS_GPU_AXI		50
+#define JH7110_SYSCLK_ISP_TOP_CORE		51
+#define JH7110_SYSCLK_ISP_TOP_AXI		52
+#define JH7110_SYSCLK_NOC_BUS_ISP_AXI		53
+#define JH7110_SYSCLK_HIFI4_CORE		54
+#define JH7110_SYSCLK_HIFI4_AXI			55
+#define JH7110_SYSCLK_AXI_CFG1_MAIN		56
+#define JH7110_SYSCLK_AXI_CFG1_AHB		57
+#define JH7110_SYSCLK_VOUT_SRC			58
+#define JH7110_SYSCLK_VOUT_AXI			59
+#define JH7110_SYSCLK_NOC_BUS_DISP_AXI		60
+#define JH7110_SYSCLK_VOUT_TOP_AHB		61
+#define JH7110_SYSCLK_VOUT_TOP_AXI		62
+#define JH7110_SYSCLK_VOUT_TOP_HDMITX0_MCLK	63
+#define JH7110_SYSCLK_VOUT_TOP_MIPIPHY_REF	64
+#define JH7110_SYSCLK_JPEGC_AXI			65
+#define JH7110_SYSCLK_CODAJ12_AXI		66
+#define JH7110_SYSCLK_CODAJ12_CORE		67
+#define JH7110_SYSCLK_CODAJ12_APB		68
+#define JH7110_SYSCLK_VDEC_AXI			69
+#define JH7110_SYSCLK_WAVE511_AXI		70
+#define JH7110_SYSCLK_WAVE511_BPU		71
+#define JH7110_SYSCLK_WAVE511_VCE		72
+#define JH7110_SYSCLK_WAVE511_APB		73
+#define JH7110_SYSCLK_VDEC_JPG			74
+#define JH7110_SYSCLK_VDEC_MAIN			75
+#define JH7110_SYSCLK_NOC_BUS_VDEC_AXI		76
+#define JH7110_SYSCLK_VENC_AXI			77
+#define JH7110_SYSCLK_WAVE420L_AXI		78
+#define JH7110_SYSCLK_WAVE420L_BPU		79
+#define JH7110_SYSCLK_WAVE420L_VCE		80
+#define JH7110_SYSCLK_WAVE420L_APB		81
+#define JH7110_SYSCLK_NOC_BUS_VENC_AXI		82
+#define JH7110_SYSCLK_AXI_CFG0_MAIN_DIV		83
+#define JH7110_SYSCLK_AXI_CFG0_MAIN		84
+#define JH7110_SYSCLK_AXI_CFG0_HIFI4		85
+#define JH7110_SYSCLK_AXIMEM2_AXI		86
+#define JH7110_SYSCLK_QSPI_AHB			87
+#define JH7110_SYSCLK_QSPI_APB			88
+#define JH7110_SYSCLK_QSPI_REF_SRC		89
+#define JH7110_SYSCLK_QSPI_REF			90
+#define JH7110_SYSCLK_SDIO0_AHB			91
+#define JH7110_SYSCLK_SDIO1_AHB			92
+#define JH7110_SYSCLK_SDIO0_SDCARD		93
+#define JH7110_SYSCLK_SDIO1_SDCARD		94
+#define JH7110_SYSCLK_USB_125M			95
+#define JH7110_SYSCLK_NOC_BUS_STG_AXI		96
+#define JH7110_SYSCLK_GMAC1_AHB			97
+#define JH7110_SYSCLK_GMAC1_AXI			98
+#define JH7110_SYSCLK_GMAC_SRC			99
+#define JH7110_SYSCLK_GMAC1_GTXCLK		100
+#define JH7110_SYSCLK_GMAC1_RMII_RTX		101
+#define JH7110_SYSCLK_GMAC1_PTP			102
+#define JH7110_SYSCLK_GMAC1_RX			103
+#define JH7110_SYSCLK_GMAC1_RX_INV		104
+#define JH7110_SYSCLK_GMAC1_TX			105
+#define JH7110_SYSCLK_GMAC1_TX_INV		106
+#define JH7110_SYSCLK_GMAC1_GTXC		107
+#define JH7110_SYSCLK_GMAC0_GTXCLK		108
+#define JH7110_SYSCLK_GMAC0_PTP			109
+#define JH7110_SYSCLK_GMAC_PHY			110
+#define JH7110_SYSCLK_GMAC0_GTXC		111
+#define JH7110_SYSCLK_IOMUX_APB			112
+#define JH7110_SYSCLK_MAILBOX_APB		113
+#define JH7110_SYSCLK_INT_CTRL_APB		114
+#define JH7110_SYSCLK_CAN0_APB			115
+#define JH7110_SYSCLK_CAN0_TIMER		116
+#define JH7110_SYSCLK_CAN0_CAN			117
+#define JH7110_SYSCLK_CAN1_APB			118
+#define JH7110_SYSCLK_CAN1_TIMER		119
+#define JH7110_SYSCLK_CAN1_CAN			120
+#define JH7110_SYSCLK_PWM_APB			121
+#define JH7110_SYSCLK_WDT_APB			122
+#define JH7110_SYSCLK_WDT_CORE			123
+#define JH7110_SYSCLK_TIMER_APB			124
+#define JH7110_SYSCLK_TIMER0			125
+#define JH7110_SYSCLK_TIMER1			126
+#define JH7110_SYSCLK_TIMER2			127
+#define JH7110_SYSCLK_TIMER3			128
+#define JH7110_SYSCLK_TEMP_APB			129
+#define JH7110_SYSCLK_TEMP_CORE			130
+#define JH7110_SYSCLK_SPI0_APB			131
+#define JH7110_SYSCLK_SPI1_APB			132
+#define JH7110_SYSCLK_SPI2_APB			133
+#define JH7110_SYSCLK_SPI3_APB			134
+#define JH7110_SYSCLK_SPI4_APB			135
+#define JH7110_SYSCLK_SPI5_APB			136
+#define JH7110_SYSCLK_SPI6_APB			137
+#define JH7110_SYSCLK_I2C0_APB			138
+#define JH7110_SYSCLK_I2C1_APB			139
+#define JH7110_SYSCLK_I2C2_APB			140
+#define JH7110_SYSCLK_I2C3_APB			141
+#define JH7110_SYSCLK_I2C4_APB			142
+#define JH7110_SYSCLK_I2C5_APB			143
+#define JH7110_SYSCLK_I2C6_APB			144
+#define JH7110_SYSCLK_UART0_APB			145
+#define JH7110_SYSCLK_UART0_CORE		146
+#define JH7110_SYSCLK_UART1_APB			147
+#define JH7110_SYSCLK_UART1_CORE		148
+#define JH7110_SYSCLK_UART2_APB			149
+#define JH7110_SYSCLK_UART2_CORE		150
+#define JH7110_SYSCLK_UART3_APB			151
+#define JH7110_SYSCLK_UART3_CORE		152
+#define JH7110_SYSCLK_UART4_APB			153
+#define JH7110_SYSCLK_UART4_CORE		154
+#define JH7110_SYSCLK_UART5_APB			155
+#define JH7110_SYSCLK_UART5_CORE		156
+#define JH7110_SYSCLK_PWMDAC_APB		157
+#define JH7110_SYSCLK_PWMDAC_CORE		158
+#define JH7110_SYSCLK_SPDIF_APB			159
+#define JH7110_SYSCLK_SPDIF_CORE		160
+#define JH7110_SYSCLK_I2STX0_APB		161
+#define JH7110_SYSCLK_I2STX0_BCLK_MST		162
+#define JH7110_SYSCLK_I2STX0_BCLK_MST_INV	163
+#define JH7110_SYSCLK_I2STX0_LRCK_MST		164
+#define JH7110_SYSCLK_I2STX0_BCLK		165
+#define JH7110_SYSCLK_I2STX0_BCLK_INV		166
+#define JH7110_SYSCLK_I2STX0_LRCK		167
+#define JH7110_SYSCLK_I2STX1_APB		168
+#define JH7110_SYSCLK_I2STX1_BCLK_MST		169
+#define JH7110_SYSCLK_I2STX1_BCLK_MST_INV	170
+#define JH7110_SYSCLK_I2STX1_LRCK_MST		171
+#define JH7110_SYSCLK_I2STX1_BCLK		172
+#define JH7110_SYSCLK_I2STX1_BCLK_INV		173
+#define JH7110_SYSCLK_I2STX1_LRCK		174
+#define JH7110_SYSCLK_I2SRX_APB			175
+#define JH7110_SYSCLK_I2SRX_BCLK_MST		176
+#define JH7110_SYSCLK_I2SRX_BCLK_MST_INV	177
+#define JH7110_SYSCLK_I2SRX_LRCK_MST		178
+#define JH7110_SYSCLK_I2SRX_BCLK		179
+#define JH7110_SYSCLK_I2SRX_BCLK_INV		180
+#define JH7110_SYSCLK_I2SRX_LRCK		181
+#define JH7110_SYSCLK_PDM_DMIC			182
+#define JH7110_SYSCLK_PDM_APB			183
+#define JH7110_SYSCLK_TDM_AHB			184
+#define JH7110_SYSCLK_TDM_APB			185
+#define JH7110_SYSCLK_TDM_INTERNAL		186
+#define JH7110_SYSCLK_TDM_TDM			187
+#define JH7110_SYSCLK_TDM_TDM_INV		188
+#define JH7110_SYSCLK_JTAG_CERTIFICATION_TRNG	189
+
+#define JH7110_SYSCLK_END			190
+
+#endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__ */