bindings/mmc/rockchip-dw-mshc.yaml

1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mmc/rockchip-dw-mshc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   Rockchip uses the Synopsys designware mobile storage host controller
12   This file documents the combined properties for the core Synopsys dw mshc
13   controller that are not already included in the synopsys-dw-mshc-common.yaml
17   - $ref: synopsys-dw-mshc-common.yaml#
20   - Heiko Stuebner <heiko@sntech.de>
22 # Everything else is described in the common file
27       - const: rockchip,rk2928-dw-mshc
29       - const: rockchip,rk3288-dw-mshc
30       - items:
31           - enum:
32               - rockchip,px30-dw-mshc
33               - rockchip,rk1808-dw-mshc
34               - rockchip,rk3036-dw-mshc
35               - rockchip,rk3128-dw-mshc
36               - rockchip,rk3228-dw-mshc
37               - rockchip,rk3308-dw-mshc
38               - rockchip,rk3328-dw-mshc
39               - rockchip,rk3368-dw-mshc
40               - rockchip,rk3399-dw-mshc
41               - rockchip,rk3568-dw-mshc
42               - rockchip,rk3588-dw-mshc
43               - rockchip,rv1108-dw-mshc
44               - rockchip,rv1126-dw-mshc
45           - const: rockchip,rk3288-dw-mshc
58       the card interface unit clock. If "ciu-drive" and "ciu-sample" are
59       specified in clock-names, it should also contain
62   clock-names:
65       - const: biu
66       - const: ciu
67       - const: ciu-drive
68       - const: ciu-sample
70       Apart from the clock-names "biu" and "ciu" two more clocks
71       "ciu-drive" and "ciu-sample" are supported. They are used
72       to control the clock phases, "ciu-sample" is required for tuning
75   power-domains:
78   rockchip,default-sample-phase:
84       The default phase to set "ciu-sample" at probing,
88   rockchip,desired-num-phases:
99   - compatible
100   - reg
101   - interrupts
102   - clocks
103   - clock-names
108   - |
109     #include <dt-bindings/clock/rk3288-cru.h>
110     #include <dt-bindings/interrupt-controller/arm-gic.h>
111     #include <dt-bindings/interrupt-controller/irq.h>
113       compatible = "rockchip,rk3288-dw-mshc";
118       clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
120       reset-names = "reset";
121       fifo-depth = <0x100>;
122       max-frequency = <150000000>;