On 12/20/2018 12:11 AM, Marek Vasut wrote: > On 12/19/2018 11:30 PM, tristram...@microchip.com wrote: >>> Can this use regmap instead ? >>> >> >> To tell the truth I do not know how. >> >> Some customers, like Sergio, seem to be using KSZ9897 with I2C in their >> projects >> and so cannot wait further. > > Well, I just did 'git grep regmap_i2c drivers' and 'git grep regmap_spi > drivers/' and found eg. > drivers/iio/pressure/zpa2326_i2c.c > drivers/iio/pressure/zpa2326_spi.c > > There's plenty of drivers using regmap in drivers/ to demonstrate how to > use it. And there's always include/linux/regmap.h . > > In this specific (DSA) case, register either regmap_spi or regmap_i2c in > the ksz_switch_register(), pop the regmap pointer into ksz_device and > then use it in ksz_read*()/ksz_write*(). You can then, in a subsequent > patch, massage the regmap accesses directly into the code instead and > drop the ksz_read*()/ksz_write*() functions altogether, since those > would be just regmap function wrappers. > > And if you're still lost, I can start on the conversion myself.
Actually, wait a few hours, I'll try to prepare a regmap patchset. -- Best regards, Marek Vasut
