1 files changed, 190 insertions, 0 deletions

diff --git a/keyboards/chidori/board.h b/keyboards/chidori/board.h
new file mode 100644
index 000000000..892ea6c0f
--- /dev/null
+++ b/keyboards/chidori/board.h
@@ -0,0 +1,190 @@
+/* Copyright 2019 ENDO Katsuhiro <[email protected]>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#define NUM_ROWS 4
+#define NUM_COLS 6
+#define NUM_LEDS 2
+
+#define LED_GREEN 0
+#define LED_YELLOW 1
+
+typedef struct board_info_t      board_info_t;
+typedef struct board_interface_t board_interface_t;
+
+struct board_info_t {
+    bool               master;
+    bool               initialized;
+    uint8_t            i2c_address;
+    pin_t              row_pins[NUM_ROWS];
+    pin_t              col_pins[NUM_COLS];
+    pin_t              led_pins[NUM_LEDS];
+    bool               led_status[NUM_LEDS];
+    board_interface_t* interface;
+};
+
+struct board_interface_t {
+    void (*select_row)(board_info_t* board, uint8_t row);
+    void (*unselect_row)(board_info_t* board, uint8_t row);
+    void (*unselect_rows)(board_info_t* board);
+    bool (*read_cols_on_row)(board_info_t* board, matrix_row_t current_matrix[], uint8_t row);
+    void (*set_led)(board_info_t* board, uint8_t led_index, bool status);
+};
+
+#define BOARD_I2C_TIMEOUT 20
+
+#define GPA0 0x00
+#define GPA1 0x01
+#define GPA2 0x02
+#define GPA3 0x03
+#define GPA4 0x04
+#define GPA5 0x05
+#define GPA6 0x06
+#define GPA7 0x07
+#define GPB0 0x08
+#define GPB1 0x09
+#define GPB2 0x0A
+#define GPB3 0x0B
+#define GPB4 0x0C
+#define GPB5 0x0D
+#define GPB6 0x0E
+#define GPB7 0x0F
+
+//#define PORTA   0x00
+//#define PORTB   0x01
+#define PORT_MASK 0x08
+#define PIN_MASK 0x07
+
+#define PIN2REGISTER(reg, pin) (reg & ((pin & PORT_MASK) >> 3))
+#define PIN2PORT(pin) ((pin & PORT_MASK) >> 3)
+#define PIN2MASK(pin) (~(1 << PIN2INDEX(pin)))
+#define PIN2INDEX(pin) (pin & ~PORT_MASK)
+#define PIN2BIT(pin) (1 << PIN2INDEX(pin))
+
+#define EXPANDER_ADDR(addr) (addr << 1)
+
+#define EXPANDER_IODIR(pin) (0x00 | PIN2PORT(pin))
+#define EXPANDER_IPOL(pin) (0x02 | PIN2PORT(pin))
+#define EXPANDER_GPINTEN(pin) (0x04 | PIN2PORT(pin))
+#define EXPANDER_DEFVAL(pin) (0x06 | PIN2PORT(pin))
+#define EXPANDER_INTCON(pin) (0x08 | PIN2PORT(pin))
+#define EXPANDER_IOCON(pin) (0x0A | PIN2PORT(pin))
+#define EXPANDER_GPPU(pin) (0x0C | PIN2PORT(pin))
+#define EXPANDER_INTF(pin) (0x0E | PIN2PORT(pin))
+#define EXPANDER_INTCAP(pin) (0x10 | PIN2PORT(pin))
+#define EXPANDER_GPIO(pin) (0x12 | PIN2PORT(pin))
+#define EXPANDER_OLAT(pin) (0x14 | PIN2PORT(pin))
+
+#define EXPANDER_IODIRA 0x00
+#define EXPANDER_IODIRB 0x01
+#define EXPANDER_IPOLA 0x02
+#define EXPANDER_IPOLB 0x03
+#define EXPANDER_GPINTENA 0x04
+#define EXPANDER_GPINTENB 0x05
+#define EXPANDER_DEFVALA 0x06
+#define EXPANDER_DEFVALB 0x07
+#define EXPANDER_INTCONA 0x08
+#define EXPANDER_INTCONB 0x09
+#define EXPANDER_IOCONA 0x0A
+#define EXPANDER_IOCONB 0x0B
+#define EXPANDER_GPPUA 0x0C
+#define EXPANDER_GPPUB 0x0D
+#define EXPANDER_INTFA 0x0E
+#define EXPANDER_INTFB 0x0F
+#define EXPANDER_INTCAPA 0x10
+#define EXPANDER_INTCAPB 0x11
+#define EXPANDER_GPIOA 0x12
+#define EXPANDER_GPIOB 0x13
+#define EXPANDER_OLATA 0x14
+#define EXPANDER_OLATB 0x15
+
+//
+// Default board config
+//
+#ifndef NUM_BOARDS
+#    define NUM_BOARDS 2
+#endif
+
+// clang-format off
+#ifndef BOARD_INFOS
+#if NUM_BOARDS == 2
+#define BOARD_INFOS \
+{ \
+    { \
+        true, \
+        false, \
+        0x00, \
+        { D4, D5, D6, D7 }, \
+        { D1, D0, C3, C2, C1, C0 }, \
+        { B1, B2 }, \
+        { false, false }, \
+        NULL \
+    }, \
+    { \
+        false, \
+        false, \
+        0x20, \
+        { GPB4, GPB5, GPB6, GPB7 }, \
+        { GPA7, GPA6, GPA5, GPA4, GPA3, GPA2 }, \
+        { GPB0, GPB1 }, \
+        { false, false }, \
+        NULL \
+    }, \
+}
+#elif NUM_BOARDS == 3
+#define BOARD_INFOS \
+{ \
+    { \
+        true, \
+        false, \
+        0x00, \
+        { D4, D5, D6, D7 }, \
+        { D1, D0, C3, C2, C1, C0 }, \
+        { B1, B2 }, \
+        { false, false }, \
+        NULL \
+    }, \
+    { \
+        false, \
+        false, \
+        0x20, \
+        { GPB4, GPB5, GPB6, GPB7 }, \
+        { GPA7, GPA6, GPA5, GPA4, GPA3, GPA2 }, \
+        { GPB0, GPB1 }, \
+        { false, false }, \
+        NULL \
+    }, \
+    { \
+        false, \
+        false, \
+        0x21, \
+        { GPB4, GPB5, GPB6, GPB7 }, \
+        { GPA7, GPA6, GPA5, GPA4, GPA3, GPA2 }, \
+        { GPB0, GPB1 }, \
+        { false, false }, \
+        NULL \
+    }, \
+}
+#endif
+#endif
+// clang-format on
+
+void board_set_led_by_index(uint8_t board_index, uint8_t led_index, bool status);
+bool board_read_cols_on_row(matrix_row_t current_matrix[], uint8_t row);
+void board_select_row(uint8_t row);
+void board_unselect_row(uint8_t row);
+void board_unselect_rows(void);
+void board_init(void);