Lines Matching +full:i2c +full:- +full:controller
1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/i2c/snps,designware-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Synopsys DesignWare APB I2C Controller
10 - Jarkko Nikula <jarkko.nikula@linux.intel.com>
13 - $ref: /schemas/i2c/i2c-controller.yaml#
14 - if:
19 const: mscc,ocelot-i2c
28 - description: Generic Synopsys DesignWare I2C controller
29 const: snps,designware-i2c
30 - description: Microsemi Ocelot SoCs I2C controller
32 - const: mscc,ocelot-i2c
33 - const: snps,designware-i2c
34 - description: Baikal-T1 SoC System I2C controller
35 const: baikal,bt1-sys-i2c
36 - description: T-HEAD TH1520 SoCs I2C controller
38 - const: thead,th1520-i2c
39 - const: snps,designware-i2c
44 - description: DW APB I2C controller memory mapped registers
45 - description: |
47 This registers are specific to the Ocelot I2C-controller.
55 - description: I2C controller reference clock source
56 - description: APB interface clock source
58 clock-names:
61 - const: ref
62 - const: pclk
67 clock-frequency:
68 description: Desired I2C bus clock frequency in Hz
72 i2c-sda-hold-time-ns:
78 i2c-scl-falling-time-ns:
84 i2c-sda-falling-time-ns:
92 - description: TX DMA Channel
93 - description: RX DMA Channel
95 dma-names:
97 - const: tx
98 - const: rx
100 snps,bus-capacitance-pf:
109 snps,clk-freq-optimized:
119 - compatible
120 - reg
121 - interrupts
124 - |
125 i2c@f0000 {
126 compatible = "snps,designware-i2c";
129 clock-frequency = <400000>;
131 - |
132 i2c@1120000 {
133 compatible = "snps,designware-i2c";
136 clock-frequency = <400000>;
137 i2c-sda-hold-time-ns = <300>;
138 i2c-sda-falling-time-ns = <300>;
139 i2c-scl-falling-time-ns = <300>;
140 snps,bus-capacitance-pf = <400>;
141 snps,clk-freq-optimized;
143 - |
144 i2c@2000 {
145 compatible = "snps,designware-i2c";
147 #address-cells = <1>;
148 #size-cells = <0>;
149 clock-frequency = <400000>;
158 - |
159 i2c@100400 {
160 compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
162 pinctrl-0 = <&i2c_pins>;
163 pinctrl-names = "default";