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authorJoel Challis <git@zvecr.com>2023-08-21 22:46:12 +0100
committerGitHub <noreply@github.com>2023-08-21 22:46:12 +0100
commitf9aba8660a86f9af2ac9e809da63e2f104b03d34 (patch)
treed8fdbe216e6d81e32fce2107b97947c3d938d377 /keyboards/drop/lib
parent11970b1a52c00526ddd198e54137302b9e52bd70 (diff)
Initial support for ALT v2 (#21754)
Diffstat (limited to 'keyboards/drop/lib')
-rw-r--r--keyboards/drop/lib/common.c54
-rw-r--r--keyboards/drop/lib/mux.c94
2 files changed, 148 insertions, 0 deletions
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();
+}