linux-kernel - Re: [PATCH] mfd: wm8998: Fixup register defaults/readables

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Date:	Sun, 20 Sep 2015 05:19:41 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
Cc:	sameo@...ux.intel.com, linux-kernel@...r.kernel.org,
	patches@...nsource.wolfsonmicro.com
Subject: Re: [PATCH] mfd: wm8998: Fixup register defaults/readables

On Wed, 09 Sep 2015, Charles Keepax wrote:

> Remove defaults for a bunch of volatile registers and remove
> ARIZONA_CTRL_IF_SPI_CFG_1 from the readable list since it doesn't exist
> on wm8998 which is I2C only.
> 
> Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> ---
>  drivers/mfd/wm8998-tables.c |    8 --------
>  1 files changed, 0 insertions(+), 8 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/wm8998-tables.c b/drivers/mfd/wm8998-tables.c
> index e6de3cd..08fc520 100644
> --- a/drivers/mfd/wm8998-tables.c
> +++ b/drivers/mfd/wm8998-tables.c
> @@ -199,8 +199,6 @@ static const struct reg_default wm8998_reg_default[] = {
>  	{ 0x00000069, 0x01FF },    /* R105   - Always On Triggers Sequence Select 4 */
>  	{ 0x0000006A, 0x01FF },    /* R106   - Always On Triggers Sequence Select 5 */
>  	{ 0x0000006B, 0x01FF },    /* R107   - Always On Triggers Sequence Select 6 */
> -	{ 0x0000006E, 0x01FF },    /* R110   - Trigger Sequence Select 32 */
> -	{ 0x0000006F, 0x01FF },    /* R111   - Trigger Sequence Select 33 */
>  	{ 0x00000090, 0x0000 },    /* R144   - Haptics Control 1 */
>  	{ 0x00000091, 0x7FFF },    /* R145   - Haptics Control 2 */
>  	{ 0x00000092, 0x0000 },    /* R146   - Haptics phase 1 intensity */
> @@ -270,16 +268,13 @@ static const struct reg_default wm8998_reg_default[] = {
>  	{ 0x0000021A, 0x01A6 },    /* R538   - Mic Bias Ctrl 3 */
>  	{ 0x00000293, 0x0080 },    /* R659   - Accessory Detect Mode 1 */
>  	{ 0x0000029B, 0x0000 },    /* R667   - Headphone Detect 1 */
> -	{ 0x0000029C, 0x0000 },    /* R668   - Headphone Detect 2 */
>  	{ 0x000002A2, 0x0000 },    /* R674   - Micd Clamp control */
>  	{ 0x000002A3, 0x1102 },    /* R675   - Mic Detect 1 */
>  	{ 0x000002A4, 0x009F },    /* R676   - Mic Detect 2 */
> -	{ 0x000002A5, 0x0000 },    /* R677   - Mic Detect 3 */
>  	{ 0x000002A6, 0x3737 },    /* R678   - Mic Detect Level 1 */
>  	{ 0x000002A7, 0x2C37 },    /* R679   - Mic Detect Level 2 */
>  	{ 0x000002A8, 0x1422 },    /* R680   - Mic Detect Level 3 */
>  	{ 0x000002A9, 0x030A },    /* R681   - Mic Detect Level 4 */
> -	{ 0x000002AB, 0x0000 },    /* R683   - Mic Detect 4 */
>  	{ 0x000002CB, 0x0000 },    /* R715   - Isolation control */
>  	{ 0x000002D3, 0x0000 },    /* R723   - Jack detect analogue */
>  	{ 0x00000300, 0x0000 },    /* R768   - Input Enables */
> @@ -707,13 +702,11 @@ static const struct reg_default wm8998_reg_default[] = {
>  	{ 0x00000D1A, 0xFFFF },    /* R3354  - IRQ2 Status 3 Mask */
>  	{ 0x00000D1B, 0xFFFF },    /* R3355  - IRQ2 Status 4 Mask */
>  	{ 0x00000D1C, 0xFEFF },    /* R3356  - IRQ2 Status 5 Mask */
> -	{ 0x00000D1D, 0xFFFF },    /* R3357  - IRQ2 Status 6 Mask */
>  	{ 0x00000D1F, 0x0000 },    /* R3359  - IRQ2 Control */
>  	{ 0x00000D53, 0xFFFF },    /* R3411  - AOD IRQ Mask IRQ1 */
>  	{ 0x00000D54, 0xFFFF },    /* R3412  - AOD IRQ Mask IRQ2 */
>  	{ 0x00000D56, 0x0000 },    /* R3414  - Jack detect debounce */
>  	{ 0x00000E00, 0x0000 },    /* R3584  - FX_Ctrl1 */
> -	{ 0x00000E01, 0x0000 },    /* R3585  - FX_Ctrl2 */
>  	{ 0x00000E10, 0x6318 },    /* R3600  - EQ1_1 */
>  	{ 0x00000E11, 0x6300 },    /* R3601  - EQ1_2 */
>  	{ 0x00000E12, 0x0FC8 },    /* R3602  - EQ1_3 */
> @@ -833,7 +826,6 @@ static bool wm8998_readable_register(struct device *dev, unsigned int reg)
>  	switch (reg) {
>  	case ARIZONA_SOFTWARE_RESET:
>  	case ARIZONA_DEVICE_REVISION:
> -	case ARIZONA_CTRL_IF_SPI_CFG_1:
>  	case ARIZONA_CTRL_IF_I2C1_CFG_1:
>  	case ARIZONA_CTRL_IF_I2C1_CFG_2:
>  	case ARIZONA_WRITE_SEQUENCER_CTRL_0:

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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