1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: "http://devicetree.org/schemas/mmc/arasan,sdhci.yaml#"
5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
6
7 title: Device Tree Bindings for the Arasan SDHCI Controller
8
9 maintainers:
10 - Adrian Hunter <adrian.hunter@intel.com>
11
12 allOf:
13 - $ref: "mmc-controller.yaml#"
14 - if:
15 properties:
16 compatible:
17 contains:
18 const: arasan,sdhci-5.1
19 then:
20 required:
21 - phys
22 - phy-names
23 - if:
24 properties:
25 compatible:
26 contains:
27 enum:
28 - xlnx,zynqmp-8.9a
29 - xlnx,versal-8.9a
30 then:
31 properties:
32 clock-output-names:
33 oneOf:
34 - items:
35 - const: clk_out_sd0
36 - const: clk_in_sd0
37 - items:
38 - const: clk_out_sd1
39 - const: clk_in_sd1
40
41 properties:
42 compatible:
43 oneOf:
44 - const: arasan,sdhci-8.9a # generic Arasan SDHCI 8.9a PHY
45 - const: arasan,sdhci-4.9a # generic Arasan SDHCI 4.9a PHY
46 - const: arasan,sdhci-5.1 # generic Arasan SDHCI 5.1 PHY
47 - items:
48 - const: rockchip,rk3399-sdhci-5.1 # rk3399 eMMC PHY
49 - const: arasan,sdhci-5.1
50 description:
51 For this device it is strongly suggested to include
52 arasan,soc-ctl-syscon.
53 - items:
54 - const: xlnx,zynqmp-8.9a # ZynqMP SDHCI 8.9a PHY
55 - const: arasan,sdhci-8.9a
56 description:
57 For this device it is strongly suggested to include
58 clock-output-names and '#clock-cells'.
59 - items:
60 - const: xlnx,versal-8.9a # Versal SDHCI 8.9a PHY
61 - const: arasan,sdhci-8.9a
62 description:
63 For this device it is strongly suggested to include
64 clock-output-names and '#clock-cells'.
65 - items:
66 - const: intel,lgm-sdhci-5.1-emmc # Intel LGM eMMC PHY
67 - const: arasan,sdhci-5.1
68 description:
69 For this device it is strongly suggested to include
70 arasan,soc-ctl-syscon.
71 - items:
72 - const: intel,lgm-sdhci-5.1-sdxc # Intel LGM SDXC PHY
73 - const: arasan,sdhci-5.1
74 description:
75 For this device it is strongly suggested to include
76 arasan,soc-ctl-syscon.
77 - items:
78 - const: intel,keembay-sdhci-5.1-emmc # Intel Keem Bay eMMC PHY
79 - const: arasan,sdhci-5.1
80 description:
81 For this device it is strongly suggested to include
82 arasan,soc-ctl-syscon.
83 - const: intel,keembay-sdhci-5.1-sd # Intel Keem Bay SD controller
84 description:
85 For this device it is strongly suggested to include
86 arasan,soc-ctl-syscon.
87 - const: intel,keembay-sdhci-5.1-sdio # Intel Keem Bay SDIO controller
88 description:
89 For this device it is strongly suggested to include
90 arasan,soc-ctl-syscon.
91 - items:
92 - const: intel,thunderbay-sdhci-5.1 # Intel Thunder Bay eMMC PHY
93 - const: arasan,sdhci-5.1
94 description:
95 For this device it is strongly suggested to include
96 clock-output-names and '#clock-cells'.
97
98 reg:
99 maxItems: 1
100
101 clocks:
102 minItems: 2
103 maxItems: 3
104
105 clock-names:
106 minItems: 2
107 items:
108 - const: clk_xin
109 - const: clk_ahb
110 - const: gate
111
112 interrupts:
113 maxItems: 1
114
115 phys:
116 maxItems: 1
117
118 phy-names:
119 const: phy_arasan
120
121 resets:
122 maxItems: 1
123
124 arasan,soc-ctl-syscon:
125 $ref: /schemas/types.yaml#/definitions/phandle
126 description:
127 A phandle to a syscon device (see ../mfd/syscon.txt) used to access
128 core corecfg registers. Offsets of registers in this syscon are
129 determined based on the main compatible string for the device.
130
131 clock-output-names:
132 minItems: 1
133 maxItems: 2
134 description:
135 Name of the card clock which will be exposed by this device.
136
137 '#clock-cells':
138 enum: [0, 1]
139 description:
140 With this property in place we will export one or two clocks
141 representing the Card Clock. These clocks are expected to be
142 consumed by our PHY.
143
144 xlnx,fails-without-test-cd:
145 $ref: /schemas/types.yaml#/definitions/flag
146 description:
147 When present, the controller doesn't work when the CD line is not
148 connected properly, and the line is not connected properly.
149 Test mode can be used to force the controller to function.
150
151 xlnx,int-clock-stable-broken:
152 $ref: /schemas/types.yaml#/definitions/flag
153 description:
154 When present, the controller always reports that the internal clock
155 is stable even when it is not.
156
157 xlnx,mio-bank:
158 $ref: /schemas/types.yaml#/definitions/uint32
159 enum: [0, 1, 2]
160 default: 0
161 description:
162 The MIO bank number in which the command and data lines are configured.
163
164 dependencies:
165 '#clock-cells': [ clock-output-names ]
166
167 required:
168 - compatible
169 - reg
170 - interrupts
171 - clocks
172 - clock-names
173
174 unevaluatedProperties: false
175
176 examples:
177 - |
178 mmc@e0100000 {
179 compatible = "arasan,sdhci-8.9a";
180 reg = <0xe0100000 0x1000>;
181 clock-names = "clk_xin", "clk_ahb";
182 clocks = <&clkc 21>, <&clkc 32>;
183 interrupt-parent = <&gic>;
184 interrupts = <0 24 4>;
185 };
186
187 - |
188 mmc@e2800000 {
189 compatible = "arasan,sdhci-5.1";
190 reg = <0xe2800000 0x1000>;
191 clock-names = "clk_xin", "clk_ahb";
192 clocks = <&cru 8>, <&cru 18>;
193 interrupt-parent = <&gic>;
194 interrupts = <0 24 4>;
195 phys = <&emmc_phy>;
196 phy-names = "phy_arasan";
197 };
198
199 - |
200 #include <dt-bindings/clock/rk3399-cru.h>
201 #include <dt-bindings/interrupt-controller/arm-gic.h>
202 #include <dt-bindings/interrupt-controller/irq.h>
203 mmc@fe330000 {
204 compatible = "rockchip,rk3399-sdhci-5.1", "arasan,sdhci-5.1";
205 reg = <0xfe330000 0x10000>;
206 interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
207 clocks = <&cru SCLK_EMMC>, <&cru ACLK_EMMC>;
208 clock-names = "clk_xin", "clk_ahb";
209 arasan,soc-ctl-syscon = <&grf>;
210 assigned-clocks = <&cru SCLK_EMMC>;
211 assigned-clock-rates = <200000000>;
212 clock-output-names = "emmc_cardclock";
213 phys = <&emmc_phy>;
214 phy-names = "phy_arasan";
215 #clock-cells = <0>;
216 };
217
218 - |
219 mmc@ff160000 {
220 compatible = "xlnx,zynqmp-8.9a", "arasan,sdhci-8.9a";
221 interrupt-parent = <&gic>;
222 interrupts = <0 48 4>;
223 reg = <0xff160000 0x1000>;
224 clocks = <&clk200>, <&clk200>;
225 clock-names = "clk_xin", "clk_ahb";
226 clock-output-names = "clk_out_sd0", "clk_in_sd0";
227 #clock-cells = <1>;
228 clk-phase-sd-hs = <63>, <72>;
229 };
230
231 - |
232 mmc@f1040000 {
233 compatible = "xlnx,versal-8.9a", "arasan,sdhci-8.9a";
234 interrupt-parent = <&gic>;
235 interrupts = <0 126 4>;
236 reg = <0xf1040000 0x10000>;
237 clocks = <&clk200>, <&clk200>;
238 clock-names = "clk_xin", "clk_ahb";
239 clock-output-names = "clk_out_sd0", "clk_in_sd0";
240 #clock-cells = <1>;
241 clk-phase-sd-hs = <132>, <60>;
242 };
243
244 - |
245 #define LGM_CLK_EMMC5
246 #define LGM_CLK_NGI
247 #define LGM_GCLK_EMMC
248 mmc@ec700000 {
249 compatible = "intel,lgm-sdhci-5.1-emmc", "arasan,sdhci-5.1";
250 reg = <0xec700000 0x300>;
251 interrupt-parent = <&ioapic1>;
252 interrupts = <44 1>;
253 clocks = <&cgu0 LGM_CLK_EMMC5>, <&cgu0 LGM_CLK_NGI>,
254 <&cgu0 LGM_GCLK_EMMC>;
255 clock-names = "clk_xin", "clk_ahb", "gate";
256 clock-output-names = "emmc_cardclock";
257 #clock-cells = <0>;
258 phys = <&emmc_phy>;
259 phy-names = "phy_arasan";
260 arasan,soc-ctl-syscon = <&sysconf>;
261 };
262
263 - |
264 #define LGM_CLK_SDIO
265 #define LGM_GCLK_SDXC
266 mmc@ec600000 {
267 compatible = "intel,lgm-sdhci-5.1-sdxc", "arasan,sdhci-5.1";
268 reg = <0xec600000 0x300>;
269 interrupt-parent = <&ioapic1>;
270 interrupts = <43 1>;
271 clocks = <&cgu0 LGM_CLK_SDIO>, <&cgu0 LGM_CLK_NGI>,
272 <&cgu0 LGM_GCLK_SDXC>;
273 clock-names = "clk_xin", "clk_ahb", "gate";
274 clock-output-names = "sdxc_cardclock";
275 #clock-cells = <0>;
276 phys = <&sdxc_phy>;
277 phy-names = "phy_arasan";
278 arasan,soc-ctl-syscon = <&sysconf>;
279 };
280
281 - |
282 #define KEEM_BAY_PSS_AUX_EMMC
283 #define KEEM_BAY_PSS_EMMC
284 mmc@33000000 {
285 compatible = "intel,keembay-sdhci-5.1-emmc", "arasan,sdhci-5.1";
286 interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
287 reg = <0x33000000 0x300>;
288 clock-names = "clk_xin", "clk_ahb";
289 clocks = <&scmi_clk KEEM_BAY_PSS_AUX_EMMC>,
290 <&scmi_clk KEEM_BAY_PSS_EMMC>;
291 phys = <&emmc_phy>;
292 phy-names = "phy_arasan";
293 assigned-clocks = <&scmi_clk KEEM_BAY_PSS_AUX_EMMC>;
294 assigned-clock-rates = <200000000>;
295 clock-output-names = "emmc_cardclock";
296 #clock-cells = <0>;
297 arasan,soc-ctl-syscon = <&mmc_phy_syscon>;
298 };
299
300 - |
301 #define KEEM_BAY_PSS_AUX_SD0
302 #define KEEM_BAY_PSS_SD0
303 mmc@31000000 {
304 compatible = "intel,keembay-sdhci-5.1-sd";
305 interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
306 reg = <0x31000000 0x300>;
307 clock-names = "clk_xin", "clk_ahb";
308 clocks = <&scmi_clk KEEM_BAY_PSS_AUX_SD0>,
309 <&scmi_clk KEEM_BAY_PSS_SD0>;
310 arasan,soc-ctl-syscon = <&sd0_phy_syscon>;
311 };
312
313 - |
314 #define EMMC_XIN_CLK
315 #define EMMC_AXI_CLK
316 #define TBH_PSS_EMMC_RST_N
317 mmc@80420000 {
318 compatible = "intel,thunderbay-sdhci-5.1", "arasan,sdhci-5.1";
319 interrupts = <GIC_SPI 714 IRQ_TYPE_LEVEL_HIGH>;
320 reg = <0x80420000 0x400>;
321 clocks = <&scmi_clk EMMC_XIN_CLK>,
322 <&scmi_clk EMMC_AXI_CLK>;
323 clock-names = "clk_xin", "clk_ahb";
324 phys = <&emmc_phy>;
325 phy-names = "phy_arasan";
326 assigned-clocks = <&scmi_clk EMMC_XIN_CLK>;
327 clock-output-names = "emmc_cardclock";
328 resets = <&rst_pss1 TBH_PSS_EMMC_RST_N>;
329 #clock-cells = <0x0>;
330 };
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