[PATCH v7 2/4] dt-bindings: clock: sophgo: support SG2042
From: Chen Wang
Date: Mon Jan 08 2024 - 01:49:24 EST
From: Chen Wang <unicorn_wang@xxxxxxxxxxx>
Add bindings for the clock generator on the SG2042 RISC-V SoC.
Signed-off-by: Chen Wang <unicorn_wang@xxxxxxxxxxx>
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
---
.../bindings/clock/sophgo,sg2042-clkgen.yaml | 53 ++++++
.../dt-bindings/clock/sophgo,sg2042-clkgen.h | 169 ++++++++++++++++++
2 files changed, 222 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/sophgo,sg2042-clkgen.yaml
create mode 100644 include/dt-bindings/clock/sophgo,sg2042-clkgen.h
diff --git a/Documentation/devicetree/bindings/clock/sophgo,sg2042-clkgen.yaml b/Documentation/devicetree/bindings/clock/sophgo,sg2042-clkgen.yaml
new file mode 100644
index 000000000000..f9935e66fc95
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/sophgo,sg2042-clkgen.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/sophgo,sg2042-clkgen.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo SG2042 Clock Generator
+
+maintainers:
+ - Chen Wang <unicorn_wang@xxxxxxxxxxx>
+
+properties:
+ compatible:
+ const: sophgo,sg2042-clkgen
+
+ reg:
+ maxItems: 1
+
+ sophgo,system-ctrl:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ Phandle to SG2042 System Controller node. On SG2042, part of control
+ registers of Clock Controller are defined in System controller. Clock
+ driver will use this phandle to get the register map base to plus the
+ offset of the registers to access them.
+
+ clocks:
+ items:
+ - description: Clock Generation IC (25 MHz)
+
+ '#clock-cells':
+ const: 1
+ description:
+ See <dt-bindings/clock/sophgo,sg2042-clkgen.h> for valid indices.
+
+required:
+ - compatible
+ - reg
+ - sophgo,system-ctrl
+ - clocks
+ - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ clock-controller@30012000 {
+ compatible = "sophgo,sg2042-clkgen";
+ reg = <0x30012000 0x1000>;
+ sophgo,system-ctrl = <&sys_ctrl>;
+ clocks = <&cgi>;
+ #clock-cells = <1>;
+ };
diff --git a/include/dt-bindings/clock/sophgo,sg2042-clkgen.h b/include/dt-bindings/clock/sophgo,sg2042-clkgen.h
new file mode 100644
index 000000000000..78cd3c3efdb6
--- /dev/null
+++ b/include/dt-bindings/clock/sophgo,sg2042-clkgen.h
@@ -0,0 +1,169 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */
+/*
+ * Copyright (C) 2023 Sophgo Technology Inc. All rights reserved.
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_SOPHGO_SG2042_H__
+#define __DT_BINDINGS_CLOCK_SOPHGO_SG2042_H__
+
+/* Divider clocks */
+#define DIV_CLK_MPLL_RP_CPU_NORMAL_0 0
+#define DIV_CLK_MPLL_AXI_DDR_0 1
+#define DIV_CLK_FPLL_DDR01_1 2
+#define DIV_CLK_FPLL_DDR23_1 3
+#define DIV_CLK_FPLL_RP_CPU_NORMAL_1 4
+#define DIV_CLK_FPLL_50M_A53 5
+#define DIV_CLK_FPLL_TOP_RP_CMN_DIV2 6
+#define DIV_CLK_FPLL_UART_500M 7
+#define DIV_CLK_FPLL_AHB_LPC 8
+#define DIV_CLK_FPLL_EFUSE 9
+#define DIV_CLK_FPLL_TX_ETH0 10
+#define DIV_CLK_FPLL_PTP_REF_I_ETH0 11
+#define DIV_CLK_FPLL_REF_ETH0 12
+#define DIV_CLK_FPLL_EMMC 13
+#define DIV_CLK_FPLL_SD 14
+#define DIV_CLK_FPLL_TOP_AXI0 15
+#define DIV_CLK_FPLL_TOP_AXI_HSPERI 16
+#define DIV_CLK_FPLL_AXI_DDR_1 17
+#define DIV_CLK_FPLL_DIV_TIMER1 18
+#define DIV_CLK_FPLL_DIV_TIMER2 19
+#define DIV_CLK_FPLL_DIV_TIMER3 20
+#define DIV_CLK_FPLL_DIV_TIMER4 21
+#define DIV_CLK_FPLL_DIV_TIMER5 22
+#define DIV_CLK_FPLL_DIV_TIMER6 23
+#define DIV_CLK_FPLL_DIV_TIMER7 24
+#define DIV_CLK_FPLL_DIV_TIMER8 25
+#define DIV_CLK_FPLL_100K_EMMC 26
+#define DIV_CLK_FPLL_100K_SD 27
+#define DIV_CLK_FPLL_GPIO_DB 28
+#define DIV_CLK_DPLL0_DDR01_0 29
+#define DIV_CLK_DPLL1_DDR23_0 30
+
+/* Gate clocks */
+#define GATE_CLK_RP_CPU_NORMAL_DIV0 31
+#define GATE_CLK_AXI_DDR_DIV0 32
+
+#define GATE_CLK_RP_CPU_NORMAL_DIV1 33
+#define GATE_CLK_A53_50M 34
+#define GATE_CLK_TOP_RP_CMN_DIV2 35
+#define GATE_CLK_HSDMA 36
+#define GATE_CLK_EMMC_100M 37
+#define GATE_CLK_SD_100M 38
+#define GATE_CLK_TX_ETH0 39
+#define GATE_CLK_PTP_REF_I_ETH0 40
+#define GATE_CLK_REF_ETH0 41
+#define GATE_CLK_UART_500M 42
+#define GATE_CLK_EFUSE 43
+
+#define GATE_CLK_AHB_LPC 44
+#define GATE_CLK_AHB_ROM 45
+#define GATE_CLK_AHB_SF 46
+
+#define GATE_CLK_APB_UART 47
+#define GATE_CLK_APB_TIMER 48
+#define GATE_CLK_APB_EFUSE 49
+#define GATE_CLK_APB_GPIO 50
+#define GATE_CLK_APB_GPIO_INTR 51
+#define GATE_CLK_APB_SPI 52
+#define GATE_CLK_APB_I2C 53
+#define GATE_CLK_APB_WDT 54
+#define GATE_CLK_APB_PWM 55
+#define GATE_CLK_APB_RTC 56
+
+#define GATE_CLK_AXI_PCIE0 57
+#define GATE_CLK_AXI_PCIE1 58
+#define GATE_CLK_SYSDMA_AXI 59
+#define GATE_CLK_AXI_DBG_I2C 60
+#define GATE_CLK_AXI_SRAM 61
+#define GATE_CLK_AXI_ETH0 62
+#define GATE_CLK_AXI_EMMC 63
+#define GATE_CLK_AXI_SD 64
+#define GATE_CLK_TOP_AXI0 65
+#define GATE_CLK_TOP_AXI_HSPERI 66
+
+#define GATE_CLK_TIMER1 67
+#define GATE_CLK_TIMER2 68
+#define GATE_CLK_TIMER3 69
+#define GATE_CLK_TIMER4 70
+#define GATE_CLK_TIMER5 71
+#define GATE_CLK_TIMER6 72
+#define GATE_CLK_TIMER7 73
+#define GATE_CLK_TIMER8 74
+#define GATE_CLK_100K_EMMC 75
+#define GATE_CLK_100K_SD 76
+#define GATE_CLK_GPIO_DB 77
+
+#define GATE_CLK_AXI_DDR_DIV1 78
+#define GATE_CLK_DDR01_DIV1 79
+#define GATE_CLK_DDR23_DIV1 80
+/* DPLL0 */
+#define GATE_CLK_DDR01_DIV0 81
+/* DPLL1 */
+#define GATE_CLK_DDR23_DIV0 82
+
+#define GATE_CLK_DDR01 83
+#define GATE_CLK_DDR23 84
+#define GATE_CLK_RP_CPU_NORMAL 85
+#define GATE_CLK_AXI_DDR 86
+#define GATE_CLK_RXU0 87
+#define GATE_CLK_RXU1 88
+#define GATE_CLK_RXU2 89
+#define GATE_CLK_RXU3 90
+#define GATE_CLK_RXU4 91
+#define GATE_CLK_RXU5 92
+#define GATE_CLK_RXU6 93
+#define GATE_CLK_RXU7 94
+#define GATE_CLK_RXU8 95
+#define GATE_CLK_RXU9 96
+#define GATE_CLK_RXU10 97
+#define GATE_CLK_RXU11 98
+#define GATE_CLK_RXU12 99
+#define GATE_CLK_RXU13 100
+#define GATE_CLK_RXU14 101
+#define GATE_CLK_RXU15 102
+#define GATE_CLK_RXU16 103
+#define GATE_CLK_RXU17 104
+#define GATE_CLK_RXU18 105
+#define GATE_CLK_RXU19 106
+#define GATE_CLK_RXU20 107
+#define GATE_CLK_RXU21 108
+#define GATE_CLK_RXU22 109
+#define GATE_CLK_RXU23 110
+#define GATE_CLK_RXU24 111
+#define GATE_CLK_RXU25 112
+#define GATE_CLK_RXU26 113
+#define GATE_CLK_RXU27 114
+#define GATE_CLK_RXU28 115
+#define GATE_CLK_RXU29 116
+#define GATE_CLK_RXU30 117
+#define GATE_CLK_RXU31 118
+#define GATE_CLK_MP0 119
+#define GATE_CLK_MP1 120
+#define GATE_CLK_MP2 121
+#define GATE_CLK_MP3 122
+#define GATE_CLK_MP4 123
+#define GATE_CLK_MP5 124
+#define GATE_CLK_MP6 125
+#define GATE_CLK_MP7 126
+#define GATE_CLK_MP8 127
+#define GATE_CLK_MP9 128
+#define GATE_CLK_MP10 129
+#define GATE_CLK_MP11 130
+#define GATE_CLK_MP12 131
+#define GATE_CLK_MP13 132
+#define GATE_CLK_MP14 133
+#define GATE_CLK_MP15 134
+
+/* MUX clocks */
+#define MUX_CLK_DDR01 135
+#define MUX_CLK_DDR23 136
+#define MUX_CLK_RP_CPU_NORMAL 137
+#define MUX_CLK_AXI_DDR 138
+
+/* PLL clocks */
+#define MPLL_CLK 139
+#define FPLL_CLK 140
+#define DPLL0_CLK 141
+#define DPLL1_CLK 142
+
+#endif /* __DT_BINDINGS_CLOCK_SOPHGO_SG2042_H__ */
--
2.25.1