linux-kernel - Re: [PATCH] mfd: stmpe: add the proper PWM resources

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Date:	Mon, 15 Feb 2016 08:30:35 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>, linux-kernel@...r.kernel.org,
	linux-pwm@...r.kernel.org,
	Thierry Reding <thierry.reding@...il.com>
Subject: Re: [PATCH] mfd: stmpe: add the proper PWM resources

On Sun, 14 Feb 2016, Linus Walleij wrote:

> This adds the PWM resources to the STMPE MFD driver, so that
> it can properly grab and use them.
> 
> Cc: linux-pwm@...r.kernel.org
> Cc: Thierry Reding <thierry.reding@...il.com>
> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
> ---
> ChangeLog: split this patch off from the PWM driver and sent
> separately. This can be merged separately too so we need no
> criss-cross between MFD and PWM anymore, Lee: this one is for
> you if it looks all right, excess newlines are gone too.
> ---
>  drivers/mfd/stmpe.c | 35 +++++++++++++++++++++++++++++++++++
>  1 file changed, 35 insertions(+)

Applied, thanks.
 
> diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c
> index 8222e374e4b1..fb8f9e8b75df 100644
> --- a/drivers/mfd/stmpe.c
> +++ b/drivers/mfd/stmpe.c
> @@ -334,6 +334,31 @@ static const struct mfd_cell stmpe_keypad_cell = {
>  };
>  
>  /*
> + * PWM (1601, 2401, 2403)
> + */
> +static struct resource stmpe_pwm_resources[] = {
> +	{
> +		.name	= "PWM0",
> +		.flags	= IORESOURCE_IRQ,
> +	},
> +	{
> +		.name	= "PWM1",
> +		.flags	= IORESOURCE_IRQ,
> +	},
> +	{
> +		.name	= "PWM2",
> +		.flags	= IORESOURCE_IRQ,
> +	},
> +};
> +
> +static const struct mfd_cell stmpe_pwm_cell = {
> +	.name		= "stmpe-pwm",
> +	.of_compatible  = "st,stmpe-pwm",
> +	.resources	= stmpe_pwm_resources,
> +	.num_resources	= ARRAY_SIZE(stmpe_pwm_resources),
> +};
> +
> +/*
>   * STMPE801
>   */
>  static const u8 stmpe801_regs[] = {
> @@ -537,6 +562,11 @@ static struct stmpe_variant_block stmpe1601_blocks[] = {
>  		.irq	= STMPE1601_IRQ_KEYPAD,
>  		.block	= STMPE_BLOCK_KEYPAD,
>  	},
> +	{
> +		.cell	= &stmpe_pwm_cell,
> +		.irq	= STMPE1601_IRQ_PWM0,
> +		.block	= STMPE_BLOCK_PWM,
> +	},
>  };
>  
>  /* supported autosleep timeout delay (in msecs) */
> @@ -771,6 +801,11 @@ static struct stmpe_variant_block stmpe24xx_blocks[] = {
>  		.irq	= STMPE24XX_IRQ_KEYPAD,
>  		.block	= STMPE_BLOCK_KEYPAD,
>  	},
> +	{
> +		.cell	= &stmpe_pwm_cell,
> +		.irq	= STMPE24XX_IRQ_PWM0,
> +		.block	= STMPE_BLOCK_PWM,
> +	},
>  };
>  
>  static int stmpe24xx_enable(struct stmpe *stmpe, unsigned int blocks,

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