Commit ea1628e8 authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Lee Jones
Browse files

mfd: sun6i-prcm: Add codec analog controls sub-device for Allwinner A23 



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: default avatarChen-Yu Tsai <wens@csie.org>
Acked-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 3dfaff27

drivers/mfd/sun6i-prcm.c

+13 −0
Original line number Diff line number Diff line
@@ -12,6 +12,9 @@ 
#include <linux/init.h>

#include <linux/of.h>



#define SUN8I_CODEC_ANALOG_BASE	0x1c0

#define SUN8I_CODEC_ANALOG_SIZE	0x4



struct prcm_data {

	int nsubdevs;

	const struct mfd_cell *subdevs;
@@ -57,6 +60,10 @@ static const struct resource sun6i_a31_apb0_rstc_res[] = { 
	},

};



static const struct resource sun8i_codec_analog_res[] = {

	DEFINE_RES_MEM(SUN8I_CODEC_ANALOG_BASE, SUN8I_CODEC_ANALOG_SIZE),

};



static const struct mfd_cell sun6i_a31_prcm_subdevs[] = {

	{

		.name = "sun6i-a31-ar100-clk",
@@ -109,6 +116,12 @@ 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 = {