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Date: Mon, 21 Nov 2016 13:23:28 +0000 From: Lee Jones <lee.jones@...aro.org> To: Chen-Yu Tsai <wens@...e.org> Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Maxime Ripard <maxime.ripard@...e-electrons.com>, Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com>, alsa-devel@...a-project.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, Mylene Josserand <mylene.josserand@...e-electrons.com> Subject: Re: [PATCH 03/10] mfd: sun6i-prcm: Add codec analog controls sub-device for Allwinner A23 On Sat, 12 Nov 2016, Chen-Yu Tsai wrote: > The PRCM block on the A23 contains a message box like interface to > the registers for the analog path controls of the internal codec. > > Add a sub-device for it. > > Signed-off-by: Chen-Yu Tsai <wens@...e.org> > --- > drivers/mfd/sun6i-prcm.c | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > > diff --git a/drivers/mfd/sun6i-prcm.c b/drivers/mfd/sun6i-prcm.c > index 011fcc555945..4abbf2ede944 100644 > --- a/drivers/mfd/sun6i-prcm.c > +++ b/drivers/mfd/sun6i-prcm.c > @@ -12,6 +12,9 @@ > #include <linux/init.h> > #include <linux/of.h> > > +#define SUN8I_CODEC_ANALOG_BASE 0x1c0 > +#define SUN8I_CODEC_ANALOG_END (SUN8I_CODEC_ANALOG_BASE + 0x4 - 1) > + > struct prcm_data { > int nsubdevs; > const struct mfd_cell *subdevs; > @@ -57,6 +60,14 @@ static const struct resource sun6i_a31_apb0_rstc_res[] = { > }, > }; > > +static const struct resource sun8i_codec_analog_res[] = { > + { > + .start = SUN8I_CODEC_ANALOG_BASE, > + .end = SUN8I_CODEC_ANALOG_END, > + .flags = IORESOURCE_MEM, > + }, > +}; Use the DEVICE_RES_* macros. > static const struct mfd_cell sun6i_a31_prcm_subdevs[] = { > { > .name = "sun6i-a31-ar100-clk", > @@ -109,6 +120,12 @@ static const struct mfd_cell sun8i_a23_prcm_subdevs[] = { > .num_resources = ARRAY_SIZE(sun6i_a31_apb0_rstc_res), > .resources = sun6i_a31_apb0_rstc_res, > }, > + { > + .name = "sun8i-codec-analog", > + .of_compatible = "allwinner,sun8i-a23-codec-analog", > + .num_resources = ARRAY_SIZE(sun8i_codec_analog_res), > + .resources = sun8i_codec_analog_res, > + }, > }; > > static const struct prcm_data sun6i_a31_prcm_data = { -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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