From f9aba8660a86f9af2ac9e809da63e2f104b03d34 Mon Sep 17 00:00:00 2001 From: Joel Challis Date: Mon, 21 Aug 2023 22:46:12 +0100 Subject: Initial support for ALT v2 (#21754) --- keyboards/drop/lib/common.c | 54 ++++++++++++++++++++++++++ keyboards/drop/lib/mux.c | 94 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 148 insertions(+) create mode 100644 keyboards/drop/lib/common.c create mode 100644 keyboards/drop/lib/mux.c (limited to 'keyboards/drop/lib') diff --git a/keyboards/drop/lib/common.c b/keyboards/drop/lib/common.c new file mode 100644 index 0000000000..515625a686 --- /dev/null +++ b/keyboards/drop/lib/common.c @@ -0,0 +1,54 @@ +// Copyright 2023 Massdrop, Inc. +// SPDX-License-Identifier: GPL-2.0-or-later +#ifdef RGB_MATRIX_ENABLE +# include "host.h" +# include "rgb_matrix.h" + +# define LED_FLAG_ANY_SWITCH (LED_FLAG_KEYLIGHT | LED_FLAG_MODIFIER | LED_FLAG_INDICATOR) + +# ifdef RGB_MATRIX_CAPS_LOCK_INDEX +bool rgb_matrix_indicators_kb(void) { + if (!rgb_matrix_indicators_user()) { + return false; + } + + if (host_keyboard_led_state().caps_lock) { + rgb_matrix_set_color(RGB_MATRIX_CAPS_LOCK_INDEX, RGB_WHITE); + } else if ((rgb_matrix_get_flags() & LED_FLAG_ANY_SWITCH) == 0) { + rgb_matrix_set_color(RGB_MATRIX_CAPS_LOCK_INDEX, RGB_OFF); + } + return true; +} +# endif + +# ifdef RGB_MATRIX_CYCLE_ZONES_ENABLE +bool process_record_kb(uint16_t keycode, keyrecord_t *record) { + if (!process_record_user(keycode, record)) { + return false; + } + + if (!record->event.pressed) { + switch (keycode) { + case RGB_TOG: + switch (rgb_matrix_get_flags()) { + case LED_FLAG_ALL: + rgb_matrix_set_flags(LED_FLAG_ANY_SWITCH); + break; + case LED_FLAG_ANY_SWITCH: + rgb_matrix_set_flags(LED_FLAG_UNDERGLOW); + break; + case LED_FLAG_UNDERGLOW: + rgb_matrix_set_flags(LED_FLAG_NONE); + break; + default: + rgb_matrix_set_flags(LED_FLAG_ALL); + break; + } + return false; + } + } + return true; +}; +# endif + +#endif diff --git a/keyboards/drop/lib/mux.c b/keyboards/drop/lib/mux.c new file mode 100644 index 0000000000..85a657544f --- /dev/null +++ b/keyboards/drop/lib/mux.c @@ -0,0 +1,94 @@ +// Copyright 2023 Massdrop, Inc. +// SPDX-License-Identifier: GPL-2.0-or-later +#include "keyboard.h" +#include "analog.h" +#include "gpio.h" +#include "wait.h" + +#define S_UP B12 +#define E_UP_N B13 +#define S_DN1 B14 +#define E_DN1_N B15 +#define E_VBUS_1 A8 +#define E_VBUS_2 A15 +#define SRC_1 B8 +#define SRC_2 B9 +#define HUB_RESET_N D2 +#define IRST B1 +#define SDB_N B2 +#define C1_A5_SENSE A4 +#define C1_B5_SENSE A7 +#define C2_A5_SENSE C4 +#define C2_B5_SENSE B0 + +static inline void digital_write(pin_t pin, uint8_t level) { + setPinOutput(pin); + writePin(pin, level); +} + +uint16_t v_con_1 = 0; +uint16_t v_con_2 = 0; +uint16_t v_con_3 = 0; +uint16_t v_con_4 = 0; + +void keyboard_USB_enable(void) { + // initial state + digital_write(S_UP, 0); + digital_write(E_UP_N, 1); + digital_write(S_DN1, 1); + digital_write(E_DN1_N, 1); + digital_write(E_VBUS_1, 0); + digital_write(E_VBUS_2, 0); + digital_write(SRC_1, 1); + digital_write(SRC_2, 1); + + setPinInput(C1_A5_SENSE); + setPinInput(C1_B5_SENSE); + setPinInput(C2_A5_SENSE); + setPinInput(C2_B5_SENSE); + + // reset hub + digital_write(HUB_RESET_N, 0); + wait_ms(100); + digital_write(HUB_RESET_N, 1); + + wait_ms(500); // Allow power dissipation time on CC lines + + v_con_1 = analogReadPin(C1_A5_SENSE); + v_con_2 = analogReadPin(C1_B5_SENSE); + v_con_3 = analogReadPin(C2_A5_SENSE); + v_con_4 = analogReadPin(C2_B5_SENSE); + + // TODO: dynamic port port configure logic? + digital_write(E_UP_N, 0); // HOST enable + digital_write(E_DN1_N, 0); // EXTRA enable + digital_write(E_VBUS_1, 1); // USBC-1 enable full power I/O + digital_write(E_VBUS_2, 1); // USBC-2 enable full power I/O + + if ((v_con_1 + v_con_2) > (v_con_3 + v_con_4)) { + digital_write(S_UP, 0); // HOST to USBC-1 + digital_write(S_DN1, 1); // EXTRA to USBC-2 + digital_write(SRC_1, 1); // HOST on USBC-1 + digital_write(SRC_2, 0); // EXTRA available on USBC-2 + } else { + digital_write(S_UP, 1); // EXTRA to USBC-1 + digital_write(S_DN1, 0); // HOST to USBC-2 + digital_write(SRC_1, 0); // EXTRA available on USBC-1 + digital_write(SRC_2, 1); // HOST on USBC-2 + } +} + +void keyboard_ISSI_enable(void) { +#ifdef RGB_MATRIX_ENABLE + digital_write(IRST, 0); + digital_write(SDB_N, 1); +#endif +} + + +void keyboard_pre_init_kb(void) { + keyboard_USB_enable(); + keyboard_ISSI_enable(); + + keyboard_pre_init_user(); +} -- cgit v1.2.3