for-v2021.04

Heiko Schocher

@hs

2147a169 · dm: i2c: use CONFIG_IS_ENABLED macro for DM_I2C/DM_I2C_GPIO · Feb 21, 2021

i2c changes for v2021.04

new feature:
- Allow disabling driver model for I2C in SPL

fixes:
- i2c-gpio: Fix GPIO output
- at91: fix crash when using 'i2c probe'