| Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | /* |
| 3 | * Copyright 2024 Mobileye Vision Technologies Ltd. |
| 4 | */ |
| 5 | |
| 6 | /* |
| 7 | * MUX register structure |
| 8 | * bits | field | comment |
| 9 | * [0] | MUX_SEL | 0 - GPIO, 1 - alternative func |
| 10 | * [4] | SW_LOOPBACK| |
| 11 | * [5] | SW_OUT_HZ | |
| 12 | * [7] | DBG_IN | |
| 13 | * [11:8] | DS | drive strength |
| 14 | * [13:12] | PUD | pull-up/pull-down. 0, 3 - no, 1 - PD, 2 - PU |
| 15 | * [14] | OD | Open drain |
| 16 | * [15] | ST_CFG | Hysteretic input enable (Schmitt trigger) |
| 17 | */ |
| 18 | |
| 19 | &pinctrl_west { |
| 20 | // TODO: use pinctrl-single,bias-pullup |
| 21 | // TODO: use pinctrl-single,bias-pulldown |
| 22 | // TODO: use pinctrl-single,drive-strength |
| 23 | // TODO: use pinctrl-single,input-schmitt |
| 24 | |
| 25 | i2c0_pins: i2c0-pins { |
| 26 | pinctrl-single,pins = < |
| 27 | 0x000 0x200 // I2C0_SCL pin |
| 28 | 0x004 0x200 // I2C0_SDA pin |
| 29 | >; |
| 30 | }; |
| 31 | i2c1_pins: i2c1-pins { |
| 32 | pinctrl-single,pins = < |
| 33 | 0x008 0x200 // I2C1_SCL pin |
| 34 | 0x00c 0x200 // I2C1_SDA pin |
| 35 | >; |
| 36 | }; |
| 37 | eth0_pins: eth0-pins { |
| 38 | pinctrl-single,pins = < |
| 39 | 0x080 1 // GPIO_C4__SMA0_MDC pin |
| 40 | 0x084 1 // GPIO_C5__SMA0_MDIO pin |
| 41 | >; |
| 42 | }; |
| 43 | uart0_pins: uart0-pins { |
| 44 | pinctrl-single,pins = <0x0a8 1>; // UART0 pin group |
| 45 | }; |
| 46 | uart1_pins: uart1-pins { |
| 47 | pinctrl-single,pins = <0x0a0 1>; // UART1 pin group |
| 48 | }; |
| 49 | spi0_pins: spi0-pins { |
| 50 | pinctrl-single,pins = <0x0ac 1>; // SPI0 pin group |
| 51 | }; |
| 52 | spi1_pins: spi1-pins { |
| 53 | pinctrl-single,pins = <0x0a4 1>; // SPI1 pin group |
| 54 | }; |
| 55 | }; |
| 56 | |
| 57 | &pinctrl_east { |
| 58 | i2c2_pins: i2c2-pins { |
| 59 | pinctrl-single,pins = < |
| 60 | 0x000 0x200 // i2c2_SCL pin |
| 61 | 0x004 0x200 // i2c2_SDA pin |
| 62 | >; |
| 63 | }; |
| 64 | i2c3_pins: i2c3-pins { |
| 65 | pinctrl-single,pins = < |
| 66 | 0x008 0x200 // i2c3_SCL pin |
| 67 | 0x00c 0x200 // i2c3_SDA pin |
| 68 | >; |
| 69 | }; |
| 70 | eth1_pins: eth1-pins { |
| 71 | pinctrl-single,pins = < |
| 72 | 0x080 1 // GPIO_D4__SMA1_MDC pin |
| 73 | 0x084 1 // GPIO_D5__SMA1_MDIO pin |
| 74 | >; |
| 75 | }; |
| 76 | uart2_sel_pins: uart2-pins { |
| 77 | pinctrl-single,pins = <0x0a4 1>; // UART2 pin group |
| 78 | }; |
| 79 | uart3_pins: uart3-pins { |
| 80 | pinctrl-single,pins = <0x09c 1>; // UART3 pin group |
| 81 | }; |
| 82 | spi2_pins: spi2-pins { |
| 83 | pinctrl-single,pins = <0x0a8 1>; // SPI2 pin group |
| 84 | }; |
| 85 | spi3_pins: spi3-pins { |
| 86 | pinctrl-single,pins = <0x0a0 1>; // SPI3 pin group |
| 87 | }; |
| 88 | }; |