diff options
Diffstat (limited to 'drivers/i2c/Kconfig.gpio')
| -rw-r--r-- | drivers/i2c/Kconfig.gpio | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/drivers/i2c/Kconfig.gpio b/drivers/i2c/Kconfig.gpio new file mode 100644 index 000000000..4501d1f87 --- /dev/null +++ b/drivers/i2c/Kconfig.gpio @@ -0,0 +1,158 @@ +# +# Copyright (c) 2017 Linaro Ltd. +# +# SPDX-License-Identifier: Apache-2.0 +# + +config I2C_GPIO + bool "GPIO bit banging I2C support" + depends on I2C + select I2C_BITBANG + default n + help + Enable software driven (bit banging) I2C support using GPIO pins + +# ---------- Port 0 ---------- + +config I2C_GPIO_0 + bool "Enable GPIO Bit Bang I2C device 0" + default n + depends on I2C_GPIO + help + This tells the driver to configure the I2C device at boot, depending + on the additional configuration options below. + +config I2C_GPIO_0_NAME + string "GPIO Bit Bang I2C device 0 device name" + default "I2C_0" + depends on I2C_GPIO_0 + help + This is the device name for the I2C device, and is included in the + device struct. + +config I2C_GPIO_0_GPIO + string "Bit Bang I2C device 0 GPIO name" + depends on I2C_GPIO_0 + help + This is the name of the GPIO device that controls the I2C lines. + +config I2C_GPIO_0_SCL_PIN + int "Bit Bang I2C device 0 GPIO pin number for SCL" + depends on I2C_GPIO_0 + help + This is the GPIO pin number for the I2S SCL line + +config I2C_GPIO_0_SDA_PIN + int "Bit Bang I2C device 0 GPIO pin number for SDA" + depends on I2C_GPIO_0 + help + This is the GPIO pin number for the I2S SDA line + +# ---------- Port 1 ---------- + +config I2C_GPIO_1 + bool "Enable GPIO Bit Bang I2C device 1" + default n + depends on I2C_GPIO + help + This tells the driver to configure the I2C device at boot, depending + on the additional configuration options below. + +config I2C_GPIO_1_NAME + string "Bit Bang I2C device 1 device name" + default "I2C_1" + depends on I2C_GPIO_1 + help + This is the device name for the I2C device, and is included in the + device struct. + +config I2C_GPIO_1_GPIO + string "Bit Bang I2C device 1 GPIO name" + depends on I2C_GPIO_1 + help + This is the name of the GPIO device that controls the I2C lines. + +config I2C_GPIO_1_SCL_PIN + int "Bit Bang I2C device 1 GPIO pin number for SCL" + depends on I2C_GPIO_1 + help + This is the GPIO pin number for the I2S SCL line + +config I2C_GPIO_1_SDA_PIN + int "Bit Bang I2C device 1 GPIO pin number for SDA" + depends on I2C_GPIO_1 + help + This is the GPIO pin number for the I2S SDA line + +# ---------- Port 2 ---------- + +config I2C_GPIO_2 + bool "Enable GPIO Bit Bang I2C device 2" + default n + depends on I2C_GPIO + help + This tells the driver to configure the I2C device at boot, depending + on the additional configuration options below. + +config I2C_GPIO_2_NAME + string "Bit Bang I2C device 2 device name" + default "I2C_2" + depends on I2C_GPIO_2 + help + This is the device name for the I2C device, and is included in the + device struct. + +config I2C_GPIO_2_GPIO + string "Bit Bang I2C device 2 GPIO name" + depends on I2C_GPIO_2 + help + This is the name of the GPIO device that controls the I2C lines. + +config I2C_GPIO_2_SCL_PIN + int "Bit Bang I2C device 2 GPIO pin number for SCL" + depends on I2C_GPIO_2 + help + This is the GPIO pin number for the I2S SCL line + +config I2C_GPIO_2_SDA_PIN + int "Bit Bang I2C device 2 GPIO pin number for SDA" + depends on I2C_GPIO_2 + help + This is the GPIO pin number for the I2S SDA line + +# ---------- Port 3 ---------- + +config I2C_GPIO_3 + bool "Enable GPIO Bit Bang I2C device 3" + default n + depends on I2C_GPIO + help + This tells the driver to configure the I2C device at boot, depending + on the additional configuration options below. + +config I2C_GPIO_3_NAME + string "Bit Bang I2C device 3 device name" + default "I2C_3" + depends on I2C_GPIO_3 + help + This is the device name for the I2C device, and is included in the + device struct. + +config I2C_GPIO_3_GPIO + string "Bit Bang I2C device 3 GPIO name" + depends on I2C_GPIO_3 + help + This is the name of the GPIO device that controls the I2C lines. + +config I2C_GPIO_3_SCL_PIN + int "Bit Bang I2C device 3 GPIO pin number for SCL" + depends on I2C_GPIO_3 + help + This is the GPIO pin number for the I2S SCL line + +config I2C_GPIO_3_SDA_PIN + int "Bit Bang I2C device 3 GPIO pin number for SDA" + depends on I2C_GPIO_3 + help + This is the GPIO pin number for the I2S SDA line + |