On Mon, May 02, 2016 at 10:39:05AM +0100, Jose Abreu wrote: > The ARC SDP I2S clock can be programmed using a > specific PLL. > > This patch has the goal of adding a clock driver > that programs this PLL. > > At this moment the rate values are hardcoded in > a table but in the future it would be ideal to > use a function which determines the PLL values > given the desired rate. > > Signed-off-by: Jose Abreu <[email protected]> > --- > > Changes v5 -> v6: > * Use parent clock to determine PLL input rate instead of using hardcoded > values > * Documentation update (added 'clocks' field) > > Changes v4 -> v5: > * Documentation update (as suggested by Alexey Brodkin) > * Changed compatible string to "snps,axs10x-i2s-pll-clock" (as suggested by > Alexey Brodkin) > > Changes v3 -> v4: > * Added binding document (as suggested by Stephen Boyd) > * Minor code style fixes (as suggested by Stephen Boyd) > * Use ioremap (as suggested by Stephen Boyd) > * Implement round_rate (as suggested by Stephen Boyd) > * Change to platform driver (as suggested by Stephen Boyd) > * Use {readl/writel}_relaxed (as suggested by Vineet Gupta) > > Changes v2 -> v3: > * Implemented recalc_rate > > Changes v1 -> v2: > * Renamed folder to axs10x (as suggested by Alexey Brodkin) > * Added more supported rates > > Cc: Carlos Palminha <[email protected]> > Cc: Rob Herring <[email protected]> > Cc: Pawel Moll <[email protected]> > Cc: Mark Rutland <[email protected]> > Cc: Ian Campbell <[email protected]> > Cc: Kumar Gala <[email protected]> > Cc: Michael Turquette <[email protected]> > Cc: Stephen Boyd <[email protected]> > Cc: Alexey Brodkin <[email protected]> > Cc: Vineet Gupta <[email protected]> > Cc: [email protected] > Cc: [email protected] > Cc: [email protected] > Cc: [email protected] > > .../bindings/clock/axs10x-i2s-pll-clock.txt | 25 +++
Acked-by: Rob Herring <[email protected]> > drivers/clk/Makefile | 1 + > drivers/clk/axs10x/Makefile | 1 + > drivers/clk/axs10x/i2s_pll_clock.c | 228 > +++++++++++++++++++++ > 4 files changed, 255 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/clock/axs10x-i2s-pll-clock.txt > create mode 100644 drivers/clk/axs10x/Makefile > create mode 100644 drivers/clk/axs10x/i2s_pll_clock.c
