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| 1 | #include "am5729-beagleboneai.dts" | |
| 2 | ||
| 3 | // make it easy to determine which dtb you're currently running on | |
| 4 | // (via /proc/device-tree/chosen/) | |
| 5 | / {
| |
| 6 | chosen {
| |
| 7 | base_dtb = "am5729-beagleboneai-custom.dts"; | |
| 8 | base_dtb_timestamp = __TIMESTAMP__; | |
| 9 | }; | |
| 10 | }; | |
| 11 | ||
| 12 | // eventually these should be available in a header | |
| 13 | #define P9_14 (0x3400 + 4 * 107) | |
| 14 | #define P9_16 (0x3400 + 4 * 108) | |
| 15 | #define P9_19a (0x3400 + 4 * 16) | |
| 16 | #define P9_19b (0x3400 + 4 * 95) | |
| 17 | #define P9_20a (0x3400 + 4 * 17) | |
| 18 | #define P9_20b (0x3400 + 4 * 94) | |
| 19 | ||
| 20 | // enable i2c-3 on P9.19 (scl) + P9.20 (sda) | |
| 21 | &i2c4 {
| |
| 22 | status = "okay"; | |
| 23 | clock-frequency = <400000>; | |
| 24 | pinctrl-names = "default"; | |
| 25 | pinctrl-0 = <&i2c4_pins>; | |
| 26 | }; | |
| 27 | &dra7_pmx_core {
| |
| 28 | i2c4_pins: i2c4 {
| |
| 29 | pinctrl-single,pins = < | |
| 30 | DRA7XX_CORE_IOPAD( P9_19a, PIN_INPUT_PULLUP | MUX_MODE7 ) // scl | |
| 31 | DRA7XX_CORE_IOPAD( P9_19b, PIN_INPUT_PULLUP | MUX_MODE14 ) // (shared pin) | |
| 32 | DRA7XX_CORE_IOPAD( P9_20a, PIN_INPUT_PULLUP | MUX_MODE7 ) // sda | |
| 33 | DRA7XX_CORE_IOPAD( P9_20b, PIN_INPUT_PULLUP | MUX_MODE14 ) // (shared pin) | |
| 34 | >; | |
| 35 | }; | |
| 36 | }; | |
| 37 | ||
| 38 | // enable pwm-2 on P9.14 (out-A) + P9.16 (out-B) | |
| 39 | &epwmss2 {
| |
| 40 | status = "okay"; | |
| 41 | }; | |
| 42 | &ehrpwm2 {
| |
| 43 | status = "okay"; | |
| 44 | pinctrl-names = "default"; | |
| 45 | pinctrl-0 = <&ehrpwm2_pins>; | |
| 46 | }; | |
| 47 | &dra7_pmx_core {
| |
| 48 | ehrpwm2_pins: ehrpwm2 {
| |
| 49 | pinctrl-single,pins = < | |
| 50 | DRA7XX_CORE_IOPAD( P9_14, PIN_OUTPUT_PULLDOWN | MUX_MODE10 ) // out A | |
| 51 | DRA7XX_CORE_IOPAD( P9_16, PIN_OUTPUT_PULLDOWN | MUX_MODE10 ) // out B | |
| 52 | >; | |
| 53 | }; | |
| 54 | }; | |
| 55 | ||
| 56 | ||
| 57 | // Here's the obnoxious part: since u-boot doesn't have sane pin defaults yet, all pins not | |
| 58 | // explicitly setup above should be overridden here. This will eventually no longer be needed. | |
| 59 | &cape_pins_default {
| |
| 60 | pinctrl-single,pins = < | |
| 61 | DRA7XX_CORE_IOPAD( 0x372C, PIN_INPUT_PULLDOWN | MUX_MODE15 ) // P9.11a (no gpio) | |
| 62 | DRA7XX_CORE_IOPAD( 0x3620, PIN_INPUT | MUX_MODE14 ) // P9.11b | |
| 63 | DRA7XX_CORE_IOPAD( 0x36AC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.12 | |
| 64 | DRA7XX_CORE_IOPAD( 0x3730, PIN_INPUT_PULLDOWN | MUX_MODE15 ) // P9.13 (no gpio) | |
| 65 | // DRA7XX_CORE_IOPAD( 0x35AC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.14 | |
| 66 | DRA7XX_CORE_IOPAD( 0x3514, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.15 | |
| 67 | // DRA7XX_CORE_IOPAD( 0x35B0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.16 | |
| 68 | DRA7XX_CORE_IOPAD( 0x37CC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.17a | |
| 69 | DRA7XX_CORE_IOPAD( 0x36B8, PIN_INPUT | MUX_MODE14 ) // P9.17b | |
| 70 | DRA7XX_CORE_IOPAD( 0x37C8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.18a | |
| 71 | DRA7XX_CORE_IOPAD( 0x36B4, PIN_INPUT | MUX_MODE14 ) // P9.18b | |
| 72 | // DRA7XX_CORE_IOPAD( 0x3440, PIN_INPUT_PULLUP | MUX_MODE14 ) // P9.19a | |
| 73 | // DRA7XX_CORE_IOPAD( 0x357C, PIN_INPUT | MUX_MODE14 ) // P9.19b | |
| 74 | // DRA7XX_CORE_IOPAD( 0x3444, PIN_INPUT_PULLUP | MUX_MODE14 ) // P9.20a | |
| 75 | // DRA7XX_CORE_IOPAD( 0x3578, PIN_INPUT | MUX_MODE14 ) // P9.20b | |
| 76 | DRA7XX_CORE_IOPAD( 0x34F0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.21a | |
| 77 | DRA7XX_CORE_IOPAD( 0x37C4, PIN_INPUT | MUX_MODE14 ) // P9.21b | |
| 78 | DRA7XX_CORE_IOPAD( 0x369C, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.22a | |
| 79 | DRA7XX_CORE_IOPAD( 0x37C0, PIN_INPUT | MUX_MODE14 ) // P9.22b | |
| 80 | DRA7XX_CORE_IOPAD( 0x37B4, PIN_INPUT_PULLUP | MUX_MODE14 ) // P9.23 | |
| 81 | DRA7XX_CORE_IOPAD( 0x368C, PIN_INPUT_PULLUP | MUX_MODE14 ) // P9.24 | |
| 82 | DRA7XX_CORE_IOPAD( 0x3694, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.25 | |
| 83 | DRA7XX_CORE_IOPAD( 0x3688, PIN_INPUT_PULLUP | MUX_MODE14 ) // P9.26a | |
| 84 | DRA7XX_CORE_IOPAD( 0x3544, PIN_INPUT | MUX_MODE14 ) // P9.26b | |
| 85 | DRA7XX_CORE_IOPAD( 0x35A0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.27a | |
| 86 | DRA7XX_CORE_IOPAD( 0x36B0, PIN_INPUT | MUX_MODE14 ) // P9.27b | |
| 87 | DRA7XX_CORE_IOPAD( 0x36E0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.28 | |
| 88 | DRA7XX_CORE_IOPAD( 0x36D8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.29a | |
| 89 | DRA7XX_CORE_IOPAD( 0x36A8, PIN_INPUT | MUX_MODE14 ) // P9.29b | |
| 90 | DRA7XX_CORE_IOPAD( 0x36DC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.30 | |
| 91 | DRA7XX_CORE_IOPAD( 0x36D4, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.31a | |
| 92 | DRA7XX_CORE_IOPAD( 0x36A4, PIN_INPUT | MUX_MODE14 ) // P9.31b | |
| 93 | DRA7XX_CORE_IOPAD( 0x36A0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.41a | |
| 94 | DRA7XX_CORE_IOPAD( 0x3580, PIN_INPUT | MUX_MODE14 ) // P9.41b | |
| 95 | DRA7XX_CORE_IOPAD( 0x36E4, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P9.42a | |
| 96 | DRA7XX_CORE_IOPAD( 0x359C, PIN_INPUT | MUX_MODE14 ) // P9.42b | |
| 97 | ||
| 98 | DRA7XX_CORE_IOPAD( 0x379C, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.3 | |
| 99 | DRA7XX_CORE_IOPAD( 0x37A0, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.4 | |
| 100 | DRA7XX_CORE_IOPAD( 0x378C, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.5 | |
| 101 | DRA7XX_CORE_IOPAD( 0x3790, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.6 | |
| 102 | DRA7XX_CORE_IOPAD( 0x36EC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.7 | |
| 103 | DRA7XX_CORE_IOPAD( 0x36F0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.8 | |
| 104 | DRA7XX_CORE_IOPAD( 0x3698, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.9 | |
| 105 | DRA7XX_CORE_IOPAD( 0x36E8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.10 | |
| 106 | DRA7XX_CORE_IOPAD( 0x3510, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.11 | |
| 107 | DRA7XX_CORE_IOPAD( 0x350C, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.12 | |
| 108 | DRA7XX_CORE_IOPAD( 0x3590, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.13 | |
| 109 | DRA7XX_CORE_IOPAD( 0x3598, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.14 | |
| 110 | DRA7XX_CORE_IOPAD( 0x3570, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.15a | |
| 111 | DRA7XX_CORE_IOPAD( 0x35B4, PIN_INPUT | MUX_MODE14 ) // P8.15b | |
| 112 | DRA7XX_CORE_IOPAD( 0x35BC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.16 | |
| 113 | DRA7XX_CORE_IOPAD( 0x3624, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.17 | |
| 114 | DRA7XX_CORE_IOPAD( 0x3588, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.18 | |
| 115 | DRA7XX_CORE_IOPAD( 0x358C, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.19 | |
| 116 | DRA7XX_CORE_IOPAD( 0x3780, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.20 | |
| 117 | DRA7XX_CORE_IOPAD( 0x377C, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.21 | |
| 118 | DRA7XX_CORE_IOPAD( 0x3798, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.22 | |
| 119 | DRA7XX_CORE_IOPAD( 0x3794, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.23 | |
| 120 | DRA7XX_CORE_IOPAD( 0x3788, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.24 | |
| 121 | DRA7XX_CORE_IOPAD( 0x3784, PIN_INPUT_PULLUP | MUX_MODE14 ) // P8.25 | |
| 122 | DRA7XX_CORE_IOPAD( 0x35B8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.26 | |
| 123 | DRA7XX_CORE_IOPAD( 0x35D8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.27a | |
| 124 | DRA7XX_CORE_IOPAD( 0x3628, PIN_INPUT | MUX_MODE14 ) // P8.27b | |
| 125 | DRA7XX_CORE_IOPAD( 0x35C8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.28a | |
| 126 | DRA7XX_CORE_IOPAD( 0x362C, PIN_INPUT | MUX_MODE14 ) // P8.28b | |
| 127 | DRA7XX_CORE_IOPAD( 0x35D4, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.29a | |
| 128 | DRA7XX_CORE_IOPAD( 0x3630, PIN_INPUT | MUX_MODE14 ) // P8.29b | |
| 129 | DRA7XX_CORE_IOPAD( 0x35CC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.30a | |
| 130 | DRA7XX_CORE_IOPAD( 0x3634, PIN_INPUT | MUX_MODE14 ) // P8.30b | |
| 131 | DRA7XX_CORE_IOPAD( 0x3614, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.31a | |
| 132 | DRA7XX_CORE_IOPAD( 0x373C, PIN_INPUT_PULLDOWN | MUX_MODE15 ) // P8.31b (no gpio) | |
| 133 | DRA7XX_CORE_IOPAD( 0x3618, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.32a | |
| 134 | DRA7XX_CORE_IOPAD( 0x3740, PIN_INPUT_PULLDOWN | MUX_MODE15 ) // P8.32b (no gpio) | |
| 135 | DRA7XX_CORE_IOPAD( 0x3610, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.33a | |
| 136 | DRA7XX_CORE_IOPAD( 0x34E8, PIN_INPUT | MUX_MODE14 ) // P8.33b | |
| 137 | DRA7XX_CORE_IOPAD( 0x3608, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.34a | |
| 138 | DRA7XX_CORE_IOPAD( 0x3564, PIN_INPUT | MUX_MODE14 ) // P8.34b | |
| 139 | DRA7XX_CORE_IOPAD( 0x360C, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.35a | |
| 140 | DRA7XX_CORE_IOPAD( 0x34E4, PIN_INPUT | MUX_MODE14 ) // P8.35b | |
| 141 | DRA7XX_CORE_IOPAD( 0x3604, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.36a | |
| 142 | DRA7XX_CORE_IOPAD( 0x3568, PIN_INPUT | MUX_MODE14 ) // P8.36b | |
| 143 | DRA7XX_CORE_IOPAD( 0x35FC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.37a | |
| 144 | DRA7XX_CORE_IOPAD( 0x3738, PIN_INPUT_PULLDOWN | MUX_MODE15 ) // P8.37b (no gpio) | |
| 145 | DRA7XX_CORE_IOPAD( 0x3600, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.38a | |
| 146 | DRA7XX_CORE_IOPAD( 0x3734, PIN_INPUT_PULLDOWN | MUX_MODE15 ) // P8.38b (no gpio) | |
| 147 | DRA7XX_CORE_IOPAD( 0x35F4, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.39 | |
| 148 | DRA7XX_CORE_IOPAD( 0x35F8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.40 | |
| 149 | DRA7XX_CORE_IOPAD( 0x35EC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.41 | |
| 150 | DRA7XX_CORE_IOPAD( 0x35F0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.42 | |
| 151 | DRA7XX_CORE_IOPAD( 0x35E4, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.43 | |
| 152 | DRA7XX_CORE_IOPAD( 0x35E8, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.44 | |
| 153 | DRA7XX_CORE_IOPAD( 0x35DC, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.45a | |
| 154 | DRA7XX_CORE_IOPAD( 0x361C, PIN_INPUT | MUX_MODE14 ) // P8.45b | |
| 155 | DRA7XX_CORE_IOPAD( 0x35E0, PIN_INPUT_PULLDOWN | MUX_MODE14 ) // P8.46a | |
| 156 | DRA7XX_CORE_IOPAD( 0x3638, PIN_INPUT | MUX_MODE14 ) // P8.46b | |
| 157 | >; | |
| 158 | }; |