1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/mfd/syscon. 4 $id: http://devicetree.org/schemas/mfd/syscon.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: System Controller Devices 7 title: System Controller Devices
8 8
9 description: | 9 description: |
10 System controller node represents a register 10 System controller node represents a register region containing a set
11 of miscellaneous registers. The registers ar 11 of miscellaneous registers. The registers are not cohesive enough to
12 represent as any specific type of device. Th 12 represent as any specific type of device. The typical use-case is
13 for some other node's driver, or platform-sp 13 for some other node's driver, or platform-specific code, to acquire
14 a reference to the syscon node (e.g. by phan 14 a reference to the syscon node (e.g. by phandle, node path, or
15 search using a specific compatible value), i 15 search using a specific compatible value), interrogate the node (or
16 associated OS driver) to determine the locat 16 associated OS driver) to determine the location of the registers,
17 and access the registers directly. 17 and access the registers directly.
18 18
19 maintainers: 19 maintainers:
20 - Lee Jones <lee@kernel.org> 20 - Lee Jones <lee@kernel.org>
21 21
22 # Need a select with all compatibles listed fo 22 # Need a select with all compatibles listed for compatibility with older
23 # dtschema (<2024.02), so this will not be sel 23 # dtschema (<2024.02), so this will not be selected for other schemas having
24 # syscon fallback. 24 # syscon fallback.
25 select: 25 select:
26 properties: 26 properties:
27 compatible: 27 compatible:
28 contains: 28 contains:
29 enum: 29 enum:
30 - al,alpine-sysfabric-servic 30 - al,alpine-sysfabric-servic
31 - allwinner,sun8i-a83t-system-contro 31 - allwinner,sun8i-a83t-system-controller
32 - allwinner,sun8i-h3-system-controll 32 - allwinner,sun8i-h3-system-controller
33 - allwinner,sun8i-v3s-system-control 33 - allwinner,sun8i-v3s-system-controller
34 - allwinner,sun50i-a64-system-contro 34 - allwinner,sun50i-a64-system-controller
35 - altr,l3regs 35 - altr,l3regs
36 - altr,sdr-ctl 36 - altr,sdr-ctl
37 - amd,pensando-elba-syscon 37 - amd,pensando-elba-syscon
38 - amlogic,meson-mx-assist 38 - amlogic,meson-mx-assist
39 - amlogic,meson-mx-bootrom 39 - amlogic,meson-mx-bootrom
40 - amlogic,meson8-analog-top 40 - amlogic,meson8-analog-top
41 - amlogic,meson8b-analog-top 41 - amlogic,meson8b-analog-top
42 - amlogic,meson8-pmu 42 - amlogic,meson8-pmu
43 - amlogic,meson8b-pmu 43 - amlogic,meson8b-pmu
44 - apm,merlin-poweroff-mailbox 44 - apm,merlin-poweroff-mailbox
45 - apm,mustang-poweroff-mailbox 45 - apm,mustang-poweroff-mailbox
46 - apm,xgene-csw 46 - apm,xgene-csw
47 - apm,xgene-efuse 47 - apm,xgene-efuse
48 - apm,xgene-mcb 48 - apm,xgene-mcb
49 - apm,xgene-rb 49 - apm,xgene-rb
50 - apm,xgene-scu 50 - apm,xgene-scu
51 - atmel,sama5d2-sfrbu 51 - atmel,sama5d2-sfrbu
52 - atmel,sama5d3-nfc-io 52 - atmel,sama5d3-nfc-io
53 - atmel,sama5d3-sfrbu 53 - atmel,sama5d3-sfrbu
54 - atmel,sama5d4-sfrbu 54 - atmel,sama5d4-sfrbu
55 - axis,artpec6-syscon 55 - axis,artpec6-syscon
56 - brcm,cru-clkset 56 - brcm,cru-clkset
57 - brcm,sr-cdru 57 - brcm,sr-cdru
58 - brcm,sr-mhb 58 - brcm,sr-mhb
59 - cirrus,ep7209-syscon1 59 - cirrus,ep7209-syscon1
60 - cirrus,ep7209-syscon2 60 - cirrus,ep7209-syscon2
61 - cirrus,ep7209-syscon3 61 - cirrus,ep7209-syscon3
62 - cnxt,cx92755-uc 62 - cnxt,cx92755-uc
63 - freecom,fsg-cs2-system-controller 63 - freecom,fsg-cs2-system-controller
64 - fsl,imx93-aonmix-ns-syscfg 64 - fsl,imx93-aonmix-ns-syscfg
65 - fsl,imx93-wakeupmix-syscfg 65 - fsl,imx93-wakeupmix-syscfg
66 - fsl,ls1088a-reset 66 - fsl,ls1088a-reset
67 - fsl,vf610-anatop 67 - fsl,vf610-anatop
68 - fsl,vf610-mscm-cpucfg 68 - fsl,vf610-mscm-cpucfg
69 - hisilicon,dsa-subctrl 69 - hisilicon,dsa-subctrl
70 - hisilicon,hi6220-sramctrl 70 - hisilicon,hi6220-sramctrl
71 - hisilicon,hip04-ppe 71 - hisilicon,hip04-ppe
72 - hisilicon,pcie-sas-subctrl 72 - hisilicon,pcie-sas-subctrl
73 - hisilicon,peri-subctrl 73 - hisilicon,peri-subctrl
74 - hpe,gxp-sysreg 74 - hpe,gxp-sysreg
75 - loongson,ls1b-syscon 75 - loongson,ls1b-syscon
76 - loongson,ls1c-syscon 76 - loongson,ls1c-syscon
77 - lsi,axxia-syscon 77 - lsi,axxia-syscon
78 - marvell,armada-3700-cpu-misc 78 - marvell,armada-3700-cpu-misc
79 - marvell,armada-3700-nb-pm 79 - marvell,armada-3700-nb-pm
80 - marvell,armada-3700-avs 80 - marvell,armada-3700-avs
81 - marvell,armada-3700-usb2-host-misc 81 - marvell,armada-3700-usb2-host-misc
82 - marvell,dove-global-config 82 - marvell,dove-global-config
83 - mediatek,mt2701-pctl-a-syscfg 83 - mediatek,mt2701-pctl-a-syscfg
84 - mediatek,mt2712-pctl-a-syscfg 84 - mediatek,mt2712-pctl-a-syscfg
85 - mediatek,mt6397-pctl-pmic-syscfg 85 - mediatek,mt6397-pctl-pmic-syscfg
86 - mediatek,mt8135-pctl-a-syscfg 86 - mediatek,mt8135-pctl-a-syscfg
87 - mediatek,mt8135-pctl-b-syscfg 87 - mediatek,mt8135-pctl-b-syscfg
88 - mediatek,mt8173-pctl-a-syscfg 88 - mediatek,mt8173-pctl-a-syscfg
89 - mediatek,mt8365-syscfg 89 - mediatek,mt8365-syscfg
90 - microchip,lan966x-cpu-syscon 90 - microchip,lan966x-cpu-syscon
91 - microchip,sam9x60-sfr 91 - microchip,sam9x60-sfr
92 - microchip,sama7g5-ddr3phy 92 - microchip,sama7g5-ddr3phy
93 - mscc,ocelot-cpu-syscon 93 - mscc,ocelot-cpu-syscon
94 - mstar,msc313-pmsleep 94 - mstar,msc313-pmsleep
95 - nuvoton,ma35d1-sys 95 - nuvoton,ma35d1-sys
96 - nuvoton,wpcm450-shm 96 - nuvoton,wpcm450-shm
97 - rockchip,px30-qos 97 - rockchip,px30-qos
98 - rockchip,rk3036-qos 98 - rockchip,rk3036-qos
99 - rockchip,rk3066-qos 99 - rockchip,rk3066-qos
100 - rockchip,rk3128-qos 100 - rockchip,rk3128-qos
101 - rockchip,rk3228-qos 101 - rockchip,rk3228-qos
102 - rockchip,rk3288-qos 102 - rockchip,rk3288-qos
103 - rockchip,rk3368-qos 103 - rockchip,rk3368-qos
104 - rockchip,rk3399-qos 104 - rockchip,rk3399-qos
105 - rockchip,rk3568-qos 105 - rockchip,rk3568-qos
106 - rockchip,rk3576-qos 106 - rockchip,rk3576-qos
107 - rockchip,rk3588-qos 107 - rockchip,rk3588-qos
108 - rockchip,rv1126-qos 108 - rockchip,rv1126-qos
109 - st,spear1340-misc 109 - st,spear1340-misc
110 - stericsson,nomadik-pmu 110 - stericsson,nomadik-pmu
111 - starfive,jh7100-sysmain 111 - starfive,jh7100-sysmain
112 - ti,am62-opp-efuse-table 112 - ti,am62-opp-efuse-table
113 - ti,am62-usb-phy-ctrl 113 - ti,am62-usb-phy-ctrl
114 - ti,am625-dss-oldi-io-ctrl 114 - ti,am625-dss-oldi-io-ctrl
115 - ti,am62p-cpsw-mac-efuse 115 - ti,am62p-cpsw-mac-efuse
116 - ti,am654-dss-oldi-io-ctrl 116 - ti,am654-dss-oldi-io-ctrl
117 - ti,j784s4-acspcie-proxy-ctrl 117 - ti,j784s4-acspcie-proxy-ctrl
118 - ti,j784s4-pcie-ctrl 118 - ti,j784s4-pcie-ctrl
119 - ti,keystone-pllctrl 119 - ti,keystone-pllctrl
120 required: 120 required:
121 - compatible 121 - compatible
122 122
123 properties: 123 properties:
124 compatible: 124 compatible:
125 items: 125 items:
126 - enum: 126 - enum:
127 - al,alpine-sysfabric-service 127 - al,alpine-sysfabric-service
128 - allwinner,sun8i-a83t-system-contro 128 - allwinner,sun8i-a83t-system-controller
129 - allwinner,sun8i-h3-system-controll 129 - allwinner,sun8i-h3-system-controller
130 - allwinner,sun8i-v3s-system-control 130 - allwinner,sun8i-v3s-system-controller
131 - allwinner,sun50i-a64-system-contro 131 - allwinner,sun50i-a64-system-controller
132 - altr,l3regs 132 - altr,l3regs
133 - altr,sdr-ctl 133 - altr,sdr-ctl
134 - amd,pensando-elba-syscon 134 - amd,pensando-elba-syscon
135 - amlogic,meson-mx-assist 135 - amlogic,meson-mx-assist
136 - amlogic,meson-mx-bootrom 136 - amlogic,meson-mx-bootrom
137 - amlogic,meson8-analog-top 137 - amlogic,meson8-analog-top
138 - amlogic,meson8b-analog-top 138 - amlogic,meson8b-analog-top
139 - amlogic,meson8-pmu 139 - amlogic,meson8-pmu
140 - amlogic,meson8b-pmu 140 - amlogic,meson8b-pmu
141 - apm,merlin-poweroff-mailbox 141 - apm,merlin-poweroff-mailbox
142 - apm,mustang-poweroff-mailbox 142 - apm,mustang-poweroff-mailbox
143 - apm,xgene-csw 143 - apm,xgene-csw
144 - apm,xgene-efuse 144 - apm,xgene-efuse
145 - apm,xgene-mcb 145 - apm,xgene-mcb
146 - apm,xgene-rb 146 - apm,xgene-rb
147 - apm,xgene-scu 147 - apm,xgene-scu
148 - atmel,sama5d2-sfrbu 148 - atmel,sama5d2-sfrbu
149 - atmel,sama5d3-nfc-io 149 - atmel,sama5d3-nfc-io
150 - atmel,sama5d3-sfrbu 150 - atmel,sama5d3-sfrbu
151 - atmel,sama5d4-sfrbu 151 - atmel,sama5d4-sfrbu
152 - axis,artpec6-syscon 152 - axis,artpec6-syscon
153 - brcm,cru-clkset 153 - brcm,cru-clkset
154 - brcm,sr-cdru 154 - brcm,sr-cdru
155 - brcm,sr-mhb 155 - brcm,sr-mhb
156 - cirrus,ep7209-syscon1 156 - cirrus,ep7209-syscon1
157 - cirrus,ep7209-syscon2 157 - cirrus,ep7209-syscon2
158 - cirrus,ep7209-syscon3 158 - cirrus,ep7209-syscon3
159 - cnxt,cx92755-uc 159 - cnxt,cx92755-uc
160 - freecom,fsg-cs2-system-controller 160 - freecom,fsg-cs2-system-controller
161 - fsl,imx93-aonmix-ns-syscfg 161 - fsl,imx93-aonmix-ns-syscfg
162 - fsl,imx93-wakeupmix-syscfg 162 - fsl,imx93-wakeupmix-syscfg
163 - fsl,ls1088a-reset 163 - fsl,ls1088a-reset
164 - fsl,vf610-anatop 164 - fsl,vf610-anatop
165 - fsl,vf610-mscm-cpucfg 165 - fsl,vf610-mscm-cpucfg
166 - hisilicon,dsa-subctrl 166 - hisilicon,dsa-subctrl
167 - hisilicon,hi6220-sramctrl 167 - hisilicon,hi6220-sramctrl
168 - hisilicon,hip04-ppe 168 - hisilicon,hip04-ppe
169 - hisilicon,pcie-sas-subctrl 169 - hisilicon,pcie-sas-subctrl
170 - hisilicon,peri-subctrl 170 - hisilicon,peri-subctrl
171 - hpe,gxp-sysreg 171 - hpe,gxp-sysreg
172 - loongson,ls1b-syscon 172 - loongson,ls1b-syscon
173 - loongson,ls1c-syscon 173 - loongson,ls1c-syscon
174 - lsi,axxia-syscon 174 - lsi,axxia-syscon
175 - marvell,armada-3700-cpu-misc 175 - marvell,armada-3700-cpu-misc
176 - marvell,armada-3700-nb-pm 176 - marvell,armada-3700-nb-pm
177 - marvell,armada-3700-avs 177 - marvell,armada-3700-avs
178 - marvell,armada-3700-usb2-host-misc 178 - marvell,armada-3700-usb2-host-misc
179 - marvell,dove-global-config 179 - marvell,dove-global-config
180 - mediatek,mt2701-pctl-a-syscfg 180 - mediatek,mt2701-pctl-a-syscfg
181 - mediatek,mt2712-pctl-a-syscfg 181 - mediatek,mt2712-pctl-a-syscfg
182 - mediatek,mt6397-pctl-pmic-syscfg 182 - mediatek,mt6397-pctl-pmic-syscfg
183 - mediatek,mt8135-pctl-a-syscfg 183 - mediatek,mt8135-pctl-a-syscfg
184 - mediatek,mt8135-pctl-b-syscfg 184 - mediatek,mt8135-pctl-b-syscfg
185 - mediatek,mt8173-pctl-a-syscfg 185 - mediatek,mt8173-pctl-a-syscfg
186 - mediatek,mt8365-syscfg 186 - mediatek,mt8365-syscfg
187 - microchip,lan966x-cpu-syscon 187 - microchip,lan966x-cpu-syscon
188 - microchip,sam9x60-sfr 188 - microchip,sam9x60-sfr
189 - microchip,sama7g5-ddr3phy 189 - microchip,sama7g5-ddr3phy
190 - mscc,ocelot-cpu-syscon 190 - mscc,ocelot-cpu-syscon
191 - mstar,msc313-pmsleep 191 - mstar,msc313-pmsleep
192 - nuvoton,ma35d1-sys 192 - nuvoton,ma35d1-sys
193 - nuvoton,wpcm450-shm 193 - nuvoton,wpcm450-shm
194 - rockchip,px30-qos 194 - rockchip,px30-qos
195 - rockchip,rk3036-qos 195 - rockchip,rk3036-qos
196 - rockchip,rk3066-qos 196 - rockchip,rk3066-qos
197 - rockchip,rk3128-qos 197 - rockchip,rk3128-qos
198 - rockchip,rk3228-qos 198 - rockchip,rk3228-qos
199 - rockchip,rk3288-qos 199 - rockchip,rk3288-qos
200 - rockchip,rk3368-qos 200 - rockchip,rk3368-qos
201 - rockchip,rk3399-qos 201 - rockchip,rk3399-qos
202 - rockchip,rk3568-qos 202 - rockchip,rk3568-qos
203 - rockchip,rk3576-qos 203 - rockchip,rk3576-qos
204 - rockchip,rk3588-qos 204 - rockchip,rk3588-qos
205 - rockchip,rv1126-qos 205 - rockchip,rv1126-qos
206 - st,spear1340-misc 206 - st,spear1340-misc
207 - stericsson,nomadik-pmu 207 - stericsson,nomadik-pmu
208 - starfive,jh7100-sysmain 208 - starfive,jh7100-sysmain
209 - ti,am62-opp-efuse-table 209 - ti,am62-opp-efuse-table
210 - ti,am62-usb-phy-ctrl 210 - ti,am62-usb-phy-ctrl
211 - ti,am625-dss-oldi-io-ctrl 211 - ti,am625-dss-oldi-io-ctrl
212 - ti,am62p-cpsw-mac-efuse 212 - ti,am62p-cpsw-mac-efuse
213 - ti,am654-dss-oldi-io-ctrl 213 - ti,am654-dss-oldi-io-ctrl
214 - ti,j784s4-pcie-ctrl 214 - ti,j784s4-pcie-ctrl
215 - ti,keystone-pllctrl 215 - ti,keystone-pllctrl
216 - const: syscon 216 - const: syscon
217 217
218 reg: 218 reg:
219 maxItems: 1 219 maxItems: 1
220 220
221 resets: 221 resets:
222 maxItems: 1 222 maxItems: 1
223 223
224 required: 224 required:
225 - compatible 225 - compatible
226 - reg 226 - reg
227 227
228 allOf: 228 allOf:
229 - $ref: syscon-common.yaml# 229 - $ref: syscon-common.yaml#
230 230
231 unevaluatedProperties: false 231 unevaluatedProperties: false
232 232
233 examples: 233 examples:
234 - | 234 - |
235 syscon: syscon@1c00000 { 235 syscon: syscon@1c00000 {
236 compatible = "allwinner,sun8i-h3-syste 236 compatible = "allwinner,sun8i-h3-system-controller", "syscon";
237 reg = <0x01c00000 0x1000>; 237 reg = <0x01c00000 0x1000>;
238 }; 238 };
239 ... 239 ...
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