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Date: Wed, 13 May 2015 13:28:27 +0100
From: Lee Jones <lee.jones@...aro.org>
To: Richard Fitzgerald <rf@...nsource.wolfsonmicro.com>
Cc: broonie@...nel.org, linus.walleij@...aro.org, gnurou@...il.com,
cw00.choi@...sung.com, myungjoo.ham@...sung.com,
devicetree@...r.kernel.org, alsa-devel@...a-project.org,
patches@...nsource.wolfsonmicro.com, linux-kernel@...r.kernel.org,
linux-gpio@...r.kernel.org, ckeepax@...nsource.wolfsonmicro.com
Subject: Re: [PATCH v3 1/8] mfd: arizona: Split INx_MODE into two fields
On Fri, 01 May 2015, Richard Fitzgerald wrote:
> Later arizona silicon has the single/differential selector
> in a different register, and IN1_MODE only selects between
> analogue or digital. Prepare for this by splitting the
> INx_MODE definition into two fields.
>
> Signed-off-by: Richard Fitzgerald <rf@...nsource.wolfsonmicro.com>
> ---
> drivers/mfd/arizona-core.c | 8 ++++++--
> include/linux/mfd/arizona/pdata.h | 5 ++++-
> include/linux/mfd/arizona/registers.h | 27 ++++++++++++++++++---------
> 3 files changed, 28 insertions(+), 12 deletions(-)
Applied, thanks.
> diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> index 6ca6dfa..33fa5b5 100644
> --- a/drivers/mfd/arizona-core.c
> +++ b/drivers/mfd/arizona-core.c
> @@ -977,12 +977,16 @@ int arizona_dev_init(struct arizona *arizona)
> /* Default for both is 0 so noop with defaults */
> val = arizona->pdata.dmic_ref[i]
> << ARIZONA_IN1_DMIC_SUP_SHIFT;
> - val |= arizona->pdata.inmode[i] << ARIZONA_IN1_MODE_SHIFT;
> + if (arizona->pdata.inmode[i] & ARIZONA_INMODE_DMIC)
> + val |= 1 << ARIZONA_IN1_MODE_SHIFT;
> + if (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE)
> + val |= 1 << ARIZONA_IN1_SINGLE_ENDED_SHIFT;
>
> regmap_update_bits(arizona->regmap,
> ARIZONA_IN1L_CONTROL + (i * 8),
> ARIZONA_IN1_DMIC_SUP_MASK |
> - ARIZONA_IN1_MODE_MASK, val);
> + ARIZONA_IN1_MODE_MASK |
> + ARIZONA_IN1_SINGLE_ENDED_MASK, val);
> }
>
> for (i = 0; i < ARIZONA_MAX_OUTPUT; i++) {
> diff --git a/include/linux/mfd/arizona/pdata.h b/include/linux/mfd/arizona/pdata.h
> index 1789cb0..f672267 100644
> --- a/include/linux/mfd/arizona/pdata.h
> +++ b/include/linux/mfd/arizona/pdata.h
> @@ -156,7 +156,10 @@ struct arizona_pdata {
> /** MICBIAS configurations */
> struct arizona_micbias micbias[ARIZONA_MAX_MICBIAS];
>
> - /** Mode of input structures */
> + /**
> + * Mode of input structures
> + * One of the ARIZONA_INMODE_xxx values
> + */
> int inmode[ARIZONA_MAX_INPUT];
>
> /** Mode for outputs */
> diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h
> index aacc10d..3499d36 100644
> --- a/include/linux/mfd/arizona/registers.h
> +++ b/include/linux/mfd/arizona/registers.h
> @@ -2515,9 +2515,12 @@
> #define ARIZONA_IN1_DMIC_SUP_MASK 0x1800 /* IN1_DMIC_SUP - [12:11] */
> #define ARIZONA_IN1_DMIC_SUP_SHIFT 11 /* IN1_DMIC_SUP - [12:11] */
> #define ARIZONA_IN1_DMIC_SUP_WIDTH 2 /* IN1_DMIC_SUP - [12:11] */
> -#define ARIZONA_IN1_MODE_MASK 0x0600 /* IN1_MODE - [10:9] */
> -#define ARIZONA_IN1_MODE_SHIFT 9 /* IN1_MODE - [10:9] */
> -#define ARIZONA_IN1_MODE_WIDTH 2 /* IN1_MODE - [10:9] */
> +#define ARIZONA_IN1_MODE_MASK 0x0400 /* IN1_MODE - [10] */
> +#define ARIZONA_IN1_MODE_SHIFT 10 /* IN1_MODE - [10] */
> +#define ARIZONA_IN1_MODE_WIDTH 1 /* IN1_MODE - [10] */
> +#define ARIZONA_IN1_SINGLE_ENDED_MASK 0x0200 /* IN1_MODE - [9] */
> +#define ARIZONA_IN1_SINGLE_ENDED_SHIFT 9 /* IN1_MODE - [9] */
> +#define ARIZONA_IN1_SINGLE_ENDED_WIDTH 1 /* IN1_MODE - [9] */
> #define ARIZONA_IN1L_PGA_VOL_MASK 0x00FE /* IN1L_PGA_VOL - [7:1] */
> #define ARIZONA_IN1L_PGA_VOL_SHIFT 1 /* IN1L_PGA_VOL - [7:1] */
> #define ARIZONA_IN1L_PGA_VOL_WIDTH 7 /* IN1L_PGA_VOL - [7:1] */
> @@ -2588,9 +2591,12 @@
> #define ARIZONA_IN2_DMIC_SUP_MASK 0x1800 /* IN2_DMIC_SUP - [12:11] */
> #define ARIZONA_IN2_DMIC_SUP_SHIFT 11 /* IN2_DMIC_SUP - [12:11] */
> #define ARIZONA_IN2_DMIC_SUP_WIDTH 2 /* IN2_DMIC_SUP - [12:11] */
> -#define ARIZONA_IN2_MODE_MASK 0x0600 /* IN2_MODE - [10:9] */
> -#define ARIZONA_IN2_MODE_SHIFT 9 /* IN2_MODE - [10:9] */
> -#define ARIZONA_IN2_MODE_WIDTH 2 /* IN2_MODE - [10:9] */
> +#define ARIZONA_IN2_MODE_MASK 0x0400 /* IN2_MODE - [10] */
> +#define ARIZONA_IN2_MODE_SHIFT 10 /* IN2_MODE - [10] */
> +#define ARIZONA_IN2_MODE_WIDTH 1 /* IN2_MODE - [10] */
> +#define ARIZONA_IN2_SINGLE_ENDED_MASK 0x0200 /* IN2_MODE - [9] */
> +#define ARIZONA_IN2_SINGLE_ENDED_SHIFT 9 /* IN2_MODE - [9] */
> +#define ARIZONA_IN2_SINGLE_ENDED_WIDTH 1 /* IN2_MODE - [9] */
> #define ARIZONA_IN2L_PGA_VOL_MASK 0x00FE /* IN2L_PGA_VOL - [7:1] */
> #define ARIZONA_IN2L_PGA_VOL_SHIFT 1 /* IN2L_PGA_VOL - [7:1] */
> #define ARIZONA_IN2L_PGA_VOL_WIDTH 7 /* IN2L_PGA_VOL - [7:1] */
> @@ -2661,9 +2667,12 @@
> #define ARIZONA_IN3_DMIC_SUP_MASK 0x1800 /* IN3_DMIC_SUP - [12:11] */
> #define ARIZONA_IN3_DMIC_SUP_SHIFT 11 /* IN3_DMIC_SUP - [12:11] */
> #define ARIZONA_IN3_DMIC_SUP_WIDTH 2 /* IN3_DMIC_SUP - [12:11] */
> -#define ARIZONA_IN3_MODE_MASK 0x0600 /* IN3_MODE - [10:9] */
> -#define ARIZONA_IN3_MODE_SHIFT 9 /* IN3_MODE - [10:9] */
> -#define ARIZONA_IN3_MODE_WIDTH 2 /* IN3_MODE - [10:9] */
> +#define ARIZONA_IN3_MODE_MASK 0x0400 /* IN3_MODE - [10] */
> +#define ARIZONA_IN3_MODE_SHIFT 10 /* IN3_MODE - [10] */
> +#define ARIZONA_IN3_MODE_WIDTH 1 /* IN3_MODE - [10] */
> +#define ARIZONA_IN3_SINGLE_ENDED_MASK 0x0200 /* IN3_MODE - [9] */
> +#define ARIZONA_IN3_SINGLE_ENDED_SHIFT 9 /* IN3_MODE - [9] */
> +#define ARIZONA_IN3_SINGLE_ENDED_WIDTH 1 /* IN3_MODE - [9] */
> #define ARIZONA_IN3L_PGA_VOL_MASK 0x00FE /* IN3L_PGA_VOL - [7:1] */
> #define ARIZONA_IN3L_PGA_VOL_SHIFT 1 /* IN3L_PGA_VOL - [7:1] */
> #define ARIZONA_IN3L_PGA_VOL_WIDTH 7 /* IN3L_PGA_VOL - [7:1] */
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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