Enable OLED support for Teensy 3.2/LC (#7591)
* I2C_TIMEOUT is not defined on arm teensy * Work round teensy having different ChibiOS config options * Stash OLED conf files * update comment * update comment * Remove stm32 alias to allow teensy alt mode
This commit is contained in:
Joel Challis
GitHub
parent
db540e2832
commit
d91987ab9a
11 changed files with 54 additions and 12 deletions
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@ -32,7 +32,9 @@
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static uint8_t i2c_address;
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static const I2CConfig i2cconfig = {
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#ifdef USE_I2CV1
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#if defined(USE_I2CV1_CONTRIB)
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I2C1_CLOCK_SPEED,
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#elif defined(USE_I2CV1)
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I2C1_OPMODE,
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I2C1_CLOCK_SPEED,
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I2C1_DUTY_CYCLE,
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@ -62,8 +64,8 @@ __attribute__((weak)) void i2c_init(void) {
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chThdSleepMilliseconds(10);
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#if defined(USE_GPIOV1)
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palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
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palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
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palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, I2C1_SCL_PAL_MODE);
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palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, I2C1_SDA_PAL_MODE);
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#else
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palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
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palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
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@ -81,7 +81,14 @@
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# define I2C_DRIVER I2CD1
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#endif
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#ifndef USE_GPIOV1
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#ifdef USE_GPIOV1
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# ifndef I2C1_SCL_PAL_MODE
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# define I2C1_SCL_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
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# endif
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# ifndef I2C1_SDA_PAL_MODE
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# define I2C1_SDA_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
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# endif
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#else
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// The default PAL alternate modes are used to signal that the pins are used for I2C
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# ifndef I2C1_SCL_PAL_MODE
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# define I2C1_SCL_PAL_MODE 4
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@ -82,14 +82,12 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#define I2C_CMD 0x00
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#define I2C_DATA 0x40
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#if defined(__AVR__)
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// already defined on ARM
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# define I2C_TIMEOUT 100
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# define I2C_TRANSMIT_P(data) i2c_transmit_P((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT)
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# define I2C_TRANSMIT_P(data) i2c_transmit_P((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), OLED_I2C_TIMEOUT)
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#else // defined(__AVR__)
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# define I2C_TRANSMIT_P(data) i2c_transmit((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT)
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# define I2C_TRANSMIT_P(data) i2c_transmit((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), OLED_I2C_TIMEOUT)
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#endif // defined(__AVR__)
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#define I2C_TRANSMIT(data) i2c_transmit((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT)
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#define I2C_WRITE_REG(mode, data, size) i2c_writeReg((OLED_DISPLAY_ADDRESS << 1), mode, data, size, I2C_TIMEOUT)
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#define I2C_TRANSMIT(data) i2c_transmit((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), OLED_I2C_TIMEOUT)
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#define I2C_WRITE_REG(mode, data, size) i2c_writeReg((OLED_DISPLAY_ADDRESS << 1), mode, data, size, OLED_I2C_TIMEOUT)
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#define HAS_FLAGS(bits, flags) ((bits & flags) == flags)
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@ -150,6 +150,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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# endif
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#endif
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#if !defined(OLED_I2C_TIMEOUT)
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# define OLED_I2C_TIMEOUT 100
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#endif
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// OLED Rotation enum values are flags
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typedef enum {
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OLED_ROTATION_0 = 0,
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@ -22,3 +22,9 @@
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#define MATRIX_COL_PINS { D5 }
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#define MATRIX_ROW_PINS { B2 }
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#define UNUSED_PINS
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// i2c_master defines
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#define I2C1_SCL 0 // A2 on pinout = B0
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#define I2C1_SDA 1 // A3 on pinout = B1
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#define I2C1_SCL_PAL_MODE PAL_MODE_ALTERNATIVE_2
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#define I2C1_SDA_PAL_MODE PAL_MODE_ALTERNATIVE_2
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@ -79,7 +79,7 @@
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* @brief Enables the I2C subsystem.
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*/
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#if !defined(HAL_USE_I2C) || defined(__DOXYGEN__)
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#define HAL_USE_I2C FALSE
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#define HAL_USE_I2C TRUE
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#endif
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/**
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@ -42,4 +42,10 @@
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* 5 for Teensy 3.x */
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#define KINETIS_USB_USB0_IRQ_PRIORITY 5
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/*
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* I2C driver settings
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*/
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#define KINETIS_I2C_USE_I2C0 TRUE
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#define KINETIS_I2C_I2C0_PRIORITY 4
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#endif /* _MCUCONF_H_ */
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@ -22,3 +22,9 @@
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#define MATRIX_COL_PINS { D5 }
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#define MATRIX_ROW_PINS { B2 }
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#define UNUSED_PINS
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// i2c_master defines
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#define I2C1_SCL 0 // A2 on pinout = B0
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#define I2C1_SDA 1 // A3 on pinout = B1
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#define I2C1_SCL_PAL_MODE PAL_MODE_ALTERNATIVE_2
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#define I2C1_SDA_PAL_MODE PAL_MODE_ALTERNATIVE_2
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@ -79,7 +79,7 @@
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* @brief Enables the I2C subsystem.
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*/
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#if !defined(HAL_USE_I2C) || defined(__DOXYGEN__)
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#define HAL_USE_I2C FALSE
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#define HAL_USE_I2C TRUE
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#endif
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/**
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@ -42,4 +42,10 @@
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* 5 for Teensy 3.x */
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#define KINETIS_USB_USB0_IRQ_PRIORITY 2
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/*
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* I2C driver settings
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*/
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#define KINETIS_I2C_USE_I2C0 TRUE
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#define KINETIS_I2C_I2C0_PRIORITY 4
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#endif /* _MCUCONF_H_ */
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@ -22,3 +22,10 @@
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#if defined(STM32F1XX) || defined(STM32F2XX) || defined(STM32F4XX) || defined(STM32L1XX)
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# define USE_I2CV1
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#endif
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// teensy
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#if defined(K20x) || defined(KL2x)
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# define USE_I2CV1
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# define USE_I2CV1_CONTRIB // for some reason a bunch of ChibiOS-Contrib boards only have clock_speed
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# define USE_GPIOV1
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#endif
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