Re: [PATCH 2/2] i2c: add driver for Sigma Designs SMP8642 I2C master

2015-11-01 Thread Wolfram Sang
> > The register set looks like the one from i2c-xlr.c, only that they are > > 32 bit apart instead of 8. Can you check if you can reuse that driver? > > It does look very similar indeed. I thought I'd checked for an existing > driver, but apparently I missed that one. I'll modify the xlr drive

Re: [PATCH 2/2] i2c: add driver for Sigma Designs SMP8642 I2C master

2015-11-01 Thread Måns Rullgård
Wolfram Sang writes: > On Sat, Oct 31, 2015 at 05:35:57PM +, Mans Rullgard wrote: >> This adds a driver for the Sigma Designs SMP8642 built-in I2C master >> controller. The hardware is very similar to the I2C controller in the >> Ralink RT3050 chip with the addition of interrupt generation a

Re: [PATCH 2/2] i2c: add driver for Sigma Designs SMP8642 I2C master

2015-10-31 Thread Wolfram Sang
On Sat, Oct 31, 2015 at 05:35:57PM +, Mans Rullgard wrote: > This adds a driver for the Sigma Designs SMP8642 built-in I2C master > controller. The hardware is very similar to the I2C controller in the > Ralink RT3050 chip with the addition of interrupt generation and an > inverted busy/idle s

[PATCH 2/2] i2c: add driver for Sigma Designs SMP8642 I2C master

2015-10-31 Thread Mans Rullgard
This adds a driver for the Sigma Designs SMP8642 built-in I2C master controller. The hardware is very similar to the I2C controller in the Ralink RT3050 chip with the addition of interrupt generation and an inverted busy/idle status bit. There are typically two controllers with a shared IRQ. Sig