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 <<
107 - rockchip,rk3588-qos 106 - rockchip,rk3588-qos
108 - rockchip,rv1126-qos 107 - rockchip,rv1126-qos
109 - st,spear1340-misc 108 - st,spear1340-misc
110 - stericsson,nomadik-pmu 109 - stericsson,nomadik-pmu
111 - starfive,jh7100-sysmain 110 - starfive,jh7100-sysmain
112 - ti,am62-opp-efuse-table 111 - ti,am62-opp-efuse-table
113 - ti,am62-usb-phy-ctrl 112 - ti,am62-usb-phy-ctrl
114 - ti,am625-dss-oldi-io-ctrl 113 - ti,am625-dss-oldi-io-ctrl
115 - ti,am62p-cpsw-mac-efuse 114 - ti,am62p-cpsw-mac-efuse
116 - ti,am654-dss-oldi-io-ctrl 115 - ti,am654-dss-oldi-io-ctrl
117 - ti,j784s4-acspcie-proxy-ctrl <<
118 - ti,j784s4-pcie-ctrl 116 - ti,j784s4-pcie-ctrl
119 - ti,keystone-pllctrl 117 - ti,keystone-pllctrl
120 required: 118 required:
121 - compatible 119 - compatible
122 120
123 properties: 121 properties:
124 compatible: 122 compatible:
125 items: 123 items:
126 - enum: 124 - enum:
127 - al,alpine-sysfabric-service 125 - al,alpine-sysfabric-service
128 - allwinner,sun8i-a83t-system-contro 126 - allwinner,sun8i-a83t-system-controller
129 - allwinner,sun8i-h3-system-controll 127 - allwinner,sun8i-h3-system-controller
130 - allwinner,sun8i-v3s-system-control 128 - allwinner,sun8i-v3s-system-controller
131 - allwinner,sun50i-a64-system-contro 129 - allwinner,sun50i-a64-system-controller
132 - altr,l3regs 130 - altr,l3regs
133 - altr,sdr-ctl 131 - altr,sdr-ctl
134 - amd,pensando-elba-syscon 132 - amd,pensando-elba-syscon
135 - amlogic,meson-mx-assist 133 - amlogic,meson-mx-assist
136 - amlogic,meson-mx-bootrom 134 - amlogic,meson-mx-bootrom
137 - amlogic,meson8-analog-top 135 - amlogic,meson8-analog-top
138 - amlogic,meson8b-analog-top 136 - amlogic,meson8b-analog-top
139 - amlogic,meson8-pmu 137 - amlogic,meson8-pmu
140 - amlogic,meson8b-pmu 138 - amlogic,meson8b-pmu
141 - apm,merlin-poweroff-mailbox 139 - apm,merlin-poweroff-mailbox
142 - apm,mustang-poweroff-mailbox 140 - apm,mustang-poweroff-mailbox
143 - apm,xgene-csw 141 - apm,xgene-csw
144 - apm,xgene-efuse 142 - apm,xgene-efuse
145 - apm,xgene-mcb 143 - apm,xgene-mcb
146 - apm,xgene-rb 144 - apm,xgene-rb
147 - apm,xgene-scu 145 - apm,xgene-scu
148 - atmel,sama5d2-sfrbu 146 - atmel,sama5d2-sfrbu
149 - atmel,sama5d3-nfc-io 147 - atmel,sama5d3-nfc-io
150 - atmel,sama5d3-sfrbu 148 - atmel,sama5d3-sfrbu
151 - atmel,sama5d4-sfrbu 149 - atmel,sama5d4-sfrbu
152 - axis,artpec6-syscon 150 - axis,artpec6-syscon
153 - brcm,cru-clkset 151 - brcm,cru-clkset
154 - brcm,sr-cdru 152 - brcm,sr-cdru
155 - brcm,sr-mhb 153 - brcm,sr-mhb
156 - cirrus,ep7209-syscon1 154 - cirrus,ep7209-syscon1
157 - cirrus,ep7209-syscon2 155 - cirrus,ep7209-syscon2
158 - cirrus,ep7209-syscon3 156 - cirrus,ep7209-syscon3
159 - cnxt,cx92755-uc 157 - cnxt,cx92755-uc
160 - freecom,fsg-cs2-system-controller 158 - freecom,fsg-cs2-system-controller
161 - fsl,imx93-aonmix-ns-syscfg 159 - fsl,imx93-aonmix-ns-syscfg
162 - fsl,imx93-wakeupmix-syscfg 160 - fsl,imx93-wakeupmix-syscfg
163 - fsl,ls1088a-reset 161 - fsl,ls1088a-reset
164 - fsl,vf610-anatop 162 - fsl,vf610-anatop
165 - fsl,vf610-mscm-cpucfg 163 - fsl,vf610-mscm-cpucfg
166 - hisilicon,dsa-subctrl 164 - hisilicon,dsa-subctrl
167 - hisilicon,hi6220-sramctrl 165 - hisilicon,hi6220-sramctrl
168 - hisilicon,hip04-ppe 166 - hisilicon,hip04-ppe
169 - hisilicon,pcie-sas-subctrl 167 - hisilicon,pcie-sas-subctrl
170 - hisilicon,peri-subctrl 168 - hisilicon,peri-subctrl
171 - hpe,gxp-sysreg 169 - hpe,gxp-sysreg
172 - loongson,ls1b-syscon 170 - loongson,ls1b-syscon
173 - loongson,ls1c-syscon 171 - loongson,ls1c-syscon
174 - lsi,axxia-syscon 172 - lsi,axxia-syscon
175 - marvell,armada-3700-cpu-misc 173 - marvell,armada-3700-cpu-misc
176 - marvell,armada-3700-nb-pm 174 - marvell,armada-3700-nb-pm
177 - marvell,armada-3700-avs 175 - marvell,armada-3700-avs
178 - marvell,armada-3700-usb2-host-misc 176 - marvell,armada-3700-usb2-host-misc
179 - marvell,dove-global-config 177 - marvell,dove-global-config
180 - mediatek,mt2701-pctl-a-syscfg 178 - mediatek,mt2701-pctl-a-syscfg
181 - mediatek,mt2712-pctl-a-syscfg 179 - mediatek,mt2712-pctl-a-syscfg
182 - mediatek,mt6397-pctl-pmic-syscfg 180 - mediatek,mt6397-pctl-pmic-syscfg
183 - mediatek,mt8135-pctl-a-syscfg 181 - mediatek,mt8135-pctl-a-syscfg
184 - mediatek,mt8135-pctl-b-syscfg 182 - mediatek,mt8135-pctl-b-syscfg
185 - mediatek,mt8173-pctl-a-syscfg 183 - mediatek,mt8173-pctl-a-syscfg
186 - mediatek,mt8365-syscfg 184 - mediatek,mt8365-syscfg
187 - microchip,lan966x-cpu-syscon 185 - microchip,lan966x-cpu-syscon
188 - microchip,sam9x60-sfr 186 - microchip,sam9x60-sfr
189 - microchip,sama7g5-ddr3phy 187 - microchip,sama7g5-ddr3phy
190 - mscc,ocelot-cpu-syscon 188 - mscc,ocelot-cpu-syscon
191 - mstar,msc313-pmsleep 189 - mstar,msc313-pmsleep
192 - nuvoton,ma35d1-sys 190 - nuvoton,ma35d1-sys
193 - nuvoton,wpcm450-shm 191 - nuvoton,wpcm450-shm
194 - rockchip,px30-qos 192 - rockchip,px30-qos
195 - rockchip,rk3036-qos 193 - rockchip,rk3036-qos
196 - rockchip,rk3066-qos 194 - rockchip,rk3066-qos
197 - rockchip,rk3128-qos 195 - rockchip,rk3128-qos
198 - rockchip,rk3228-qos 196 - rockchip,rk3228-qos
199 - rockchip,rk3288-qos 197 - rockchip,rk3288-qos
200 - rockchip,rk3368-qos 198 - rockchip,rk3368-qos
201 - rockchip,rk3399-qos 199 - rockchip,rk3399-qos
202 - rockchip,rk3568-qos 200 - rockchip,rk3568-qos
203 - rockchip,rk3576-qos <<
204 - rockchip,rk3588-qos 201 - rockchip,rk3588-qos
205 - rockchip,rv1126-qos 202 - rockchip,rv1126-qos
206 - st,spear1340-misc 203 - st,spear1340-misc
207 - stericsson,nomadik-pmu 204 - stericsson,nomadik-pmu
208 - starfive,jh7100-sysmain 205 - starfive,jh7100-sysmain
209 - ti,am62-opp-efuse-table 206 - ti,am62-opp-efuse-table
210 - ti,am62-usb-phy-ctrl 207 - ti,am62-usb-phy-ctrl
211 - ti,am625-dss-oldi-io-ctrl 208 - ti,am625-dss-oldi-io-ctrl
212 - ti,am62p-cpsw-mac-efuse 209 - ti,am62p-cpsw-mac-efuse
213 - ti,am654-dss-oldi-io-ctrl 210 - ti,am654-dss-oldi-io-ctrl
214 - ti,j784s4-pcie-ctrl 211 - ti,j784s4-pcie-ctrl
215 - ti,keystone-pllctrl 212 - ti,keystone-pllctrl
216 - const: syscon 213 - const: syscon
217 214
218 reg: 215 reg:
219 maxItems: 1 216 maxItems: 1
220 217
221 resets: 218 resets:
222 maxItems: 1 219 maxItems: 1
223 220
224 required: 221 required:
225 - compatible 222 - compatible
226 - reg 223 - reg
227 224
228 allOf: 225 allOf:
229 - $ref: syscon-common.yaml# 226 - $ref: syscon-common.yaml#
230 227
231 unevaluatedProperties: false 228 unevaluatedProperties: false
232 229
233 examples: 230 examples:
234 - | 231 - |
235 syscon: syscon@1c00000 { 232 syscon: syscon@1c00000 {
236 compatible = "allwinner,sun8i-h3-syste 233 compatible = "allwinner,sun8i-h3-system-controller", "syscon";
237 reg = <0x01c00000 0x1000>; 234 reg = <0x01c00000 0x1000>;
238 }; 235 };
239 ... 236 ...
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