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-rw-r--r--fw/fe310/eos/dev/egpio.c21
-rw-r--r--fw/fe310/eos/dev/egpio.h46
-rw-r--r--fw/fe310/eos/dev/fxl6408.c60
-rw-r--r--fw/fe310/eos/dev/fxl6408.h17
4 files changed, 144 insertions, 0 deletions
diff --git a/fw/fe310/eos/dev/egpio.c b/fw/fe310/eos/dev/egpio.c
new file mode 100644
index 0000000..e5a39bf
--- /dev/null
+++ b/fw/fe310/eos/dev/egpio.c
@@ -0,0 +1,21 @@
+#include <stdlib.h>
+#include <stdint.h>
+
+#include "eos.h"
+#include "soc/i2c.h"
+
+#include "fxl6408.h"
+#include "egpio.h"
+
+int eos_egpio_pin_get(uint8_t reg, uint8_t pin, uint8_t *val) {
+ uint8_t chip_id;
+
+ chip_id = (pin & EGPIO_PIN_MASK_CHIP_ID) >> 4;
+ pin &= EGPIO_PIN_MASK;
+}
+int eos_egpio_pin_set(uint8_t reg, uint8_t pin, uint8_t val) {
+ uint8_t chip_id;
+
+ chip_id = (pin & EGPIO_PIN_MASK_CHIP_ID) >> 4;
+ pin &= EGPIO_PIN_MASK;
+} \ No newline at end of file
diff --git a/fw/fe310/eos/dev/egpio.h b/fw/fe310/eos/dev/egpio.h
new file mode 100644
index 0000000..e9573a7
--- /dev/null
+++ b/fw/fe310/eos/dev/egpio.h
@@ -0,0 +1,46 @@
+#include <stdint.h>
+
+#define EGPIO0_EVE_INT 0x00 /* EVE interrrupt */
+#define EGPIO0_SDCARD_DET 0x01 /* SD Card detect */
+#define EGPIO0_EXP_IO0 0x02 /* expansion io 0 */
+#define EGPIO0_EXP_IO1 0x03 /* expansion io 1 */
+#define EGPIO0_BTN_WAKE 0x04 /* wake button */
+#define EGPIO0_BAT_INT 0x05 /* battery charger IC inetrrupt */
+#define EGPIO0_CTP_SEL 0x06 /* switch CTP connection: EVE_DISP:1 and CTP_SEL:0 - connected to EVE chip, EVE_DISP:1 and CTP_SEL:1 - connected to fe310 chip, EVE_DISP:0 and CTP_SEL:0 - connected to app module */
+#define EGPIO0_CTP_INT 0x07 /* CTP interrupt */
+
+#define EGPIO1_MIC_DIS 0x00 /* microphone disable */
+#define EGPIO1_HP_AMP_CS 0x01 /* SPI chip select for headphone amplifier (pcm1770) */
+#define EGPIO1_MIC_SEL 0x02 /* switch mic connection: 0 - connected to app module, 1 - connected to fe310 chip */
+#define EGPIO1_HP_DET 0x03 /* headphone detect */
+#define EGPIO1_USR0 0x04 /* user IO */
+#define EGPIO1_USR1 0x05
+#define EGPIO1_USR2 0x06
+#define EGPIO1_USR3 0x07
+
+#define EGPIO_CHIP_ID0 0x00
+#define EGPIO_CHIP_ID1 0x10
+
+#define EGPIO_PIN_EVE_INT (EGPIO_CHIP_ID0 | EGPIO0_EVE_INT)
+#define EGPIO_PIN_SDCARD_DET (EGPIO_CHIP_ID0 | EGPIO0_SDCARD_DET)
+#define EGPIO_PIN_EXP_IO0 (EGPIO_CHIP_ID0 | EGPIO0_EXP_IO0)
+#define EGPIO_PIN_EXP_IO1 (EGPIO_CHIP_ID0 | EGPIO0_EXP_IO1)
+#define EGPIO_PIN_BTN_WAKE (EGPIO_CHIP_ID0 | EGPIO0_BTN_WAKE)
+#define EGPIO_PIN_BAT_INT (EGPIO_CHIP_ID0 | EGPIO0_BAT_INT)
+#define EGPIO_PIN_CTP_SEL (EGPIO_CHIP_ID0 | EGPIO0_CTP_SEL)
+#define EGPIO_PIN_CTP_INT (EGPIO_CHIP_ID0 | EGPIO0_CTP_INT)
+
+#define EGPIO_PIN_MIC_DIS (EGPIO_CHIP_ID1 | EGPIO1_MIC_DIS)
+#define EGPIO_PIN_HP_AMP_CS (EGPIO_CHIP_ID1 | EGPIO1_HP_AMP_CS)
+#define EGPIO_PIN_MIC_SEL (EGPIO_CHIP_ID1 | EGPIO1_MIC_SEL)
+#define EGPIO_PIN_HP_DET (EGPIO_CHIP_ID1 | EGPIO1_HP_DET)
+#define EGPIO_PIN_USR0 (EGPIO_CHIP_ID1 | EGPIO1_USR0)
+#define EGPIO_PIN_USR1 (EGPIO_CHIP_ID1 | EGPIO1_USR1)
+#define EGPIO_PIN_USR2 (EGPIO_CHIP_ID1 | EGPIO1_USR2)
+#define EGPIO_PIN_USR3 (EGPIO_CHIP_ID1 | EGPIO1_USR3)
+
+#define EGPIO_PIN_MASK 0x07
+#define EGPIO_PIN_MASK_CHIP_ID 0x10
+
+int eos_egpio_pin_get(uint8_t reg, uint8_t pin, uint8_t *val);
+int eos_egpio_pin_set(uint8_t reg, uint8_t pin, uint8_t val);
diff --git a/fw/fe310/eos/dev/fxl6408.c b/fw/fe310/eos/dev/fxl6408.c
new file mode 100644
index 0000000..812c584
--- /dev/null
+++ b/fw/fe310/eos/dev/fxl6408.c
@@ -0,0 +1,60 @@
+#include <stdlib.h>
+#include <stdint.h>
+
+#include "eos.h"
+#include "soc/i2c.h"
+
+#include "fxl6408.h"
+
+#define FXL6408_ADDR0 0x43
+#define FXL6408_ADDR1 0x44
+
+int eos_fxl6408_reg_read(uint8_t chip_id, uint8_t reg, uint8_t *data) {
+ uint8_t addr = chip_id ? FXL6408_ADDR1 : FXL6408_ADDR0;
+ int rv;
+
+ rv = eos_i2c_read8(addr, reg, data, 1);
+ return rv;
+}
+
+int eos_fxl6408_reg_write(uint8_t chip_id, uint8_t reg, uint8_t data) {
+ uint8_t addr = chip_id ? FXL6408_ADDR1 : FXL6408_ADDR0;
+ int rv;
+
+ rv = eos_i2c_write8(addr, reg, &data, 1);
+ return rv;
+}
+
+int eos_fxl6408_pin_get(uint8_t chip_id, uint8_t reg, uint8_t pin, uint8_t *val) {
+ uint8_t addr = chip_id ? FXL6408_ADDR1 : FXL6408_ADDR0;
+ uint8_t data;
+ int rv;
+
+ if (reg == FXL6408_REG_ID_CTRL) return EOS_ERR;
+
+ rv = eos_i2c_read8(addr, reg, &data, 1);
+ return rv;
+
+ *val = data >> pin;
+ *val &= 0x01;
+
+ return EOS_OK;
+}
+
+int eos_fxl6408_pin_set(uint8_t chip_id, uint8_t reg, uint8_t pin, uint8_t val) {
+ uint8_t addr = chip_id ? FXL6408_ADDR1 : FXL6408_ADDR0;
+ uint8_t data;
+ int rv;
+
+ if (reg == FXL6408_REG_ID_CTRL || FXL6408_REG_I_STATE) return EOS_ERR;
+
+ rv = eos_i2c_read8(addr, reg, &data, 1);
+ return rv;
+
+ val &= 0x01;
+ data &= ~(1 << pin);
+ if (val) data |= (1 << pin);
+
+ rv = eos_i2c_write8(addr, reg, &data, 1);
+ return rv;
+}
diff --git a/fw/fe310/eos/dev/fxl6408.h b/fw/fe310/eos/dev/fxl6408.h
new file mode 100644
index 0000000..f0e9c3a
--- /dev/null
+++ b/fw/fe310/eos/dev/fxl6408.h
@@ -0,0 +1,17 @@
+#include <stdint.h>
+
+#define FXL6408_REG_ID_CTRL 0x01
+#define FXL6408_REG_IO_DIR 0x03
+#define FXL6408_REG_O_STATE 0x05
+#define FXL6408_REG_O_HIZ 0x07
+#define FXL6408_REG_I_DEFAULT 0x09
+#define FXL6408_REG_PULL_ENA 0x0B
+#define FXL6408_REG_PULL_DIR 0x0D
+#define FXL6408_REG_I_STATE 0x0F
+#define FXL6408_REG_INT_MASK 0x11
+#define FXL6408_REG_INT_STATE 0x13
+
+int eos_fxl6408_reg_read(uint8_t chip_id, uint8_t reg, uint8_t *data);
+int eos_fxl6408_reg_write(uint8_t chip_id, uint8_t reg, uint8_t data);
+int eos_fxl6408_pin_get(uint8_t chip_id, uint8_t reg, uint8_t pin, uint8_t *val);
+int eos_fxl6408_pin_set(uint8_t chip_id, uint8_t reg, uint8_t pin, uint8_t val); \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 05:26:06 +0000