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From: claudiu beznea <claudiu.beznea@tuxon.dev>
To: Prabhakar <prabhakar.csengg@gmail.com>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Linus Walleij <linus.walleij@linaro.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Magnus Damm <magnus.damm@gmail.com>
Cc: linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Biju Das <biju.das.jz@bp.renesas.com>,
	Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>,
	Fabrizio Castro <fabrizio.castro.jz@renesas.com>,
	Paul Barker <paul.barker.ct@bp.renesas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: Re: [PATCH v3 04/15] pinctrl: renesas: pinctrl-rzg2l: Drop struct rzg2l_variable_pin_cfg
Date: Mon, 10 Jun 2024 08:52:47 +0300	[thread overview]
Message-ID: <82f2faa0-3a6d-42f3-bdb8-72b164b06492@tuxon.dev> (raw)
In-Reply-To: <20240530173857.164073-5-prabhakar.mahadev-lad.rj@bp.renesas.com>



On 30.05.2024 20:38, Prabhakar wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> 
> Drop the rzg2l_variable_pin_cfg struct and instead use the
> RZG2L_VARIABLE_PIN_CFG_PACK() macro for the variable pin configuration.
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Tested-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com> # on RZ/G3S

> ---
> v2->v3
> - New patch
> ---
>  drivers/pinctrl/renesas/pinctrl-rzg2l.c | 187 +++++++-----------------
>  1 file changed, 54 insertions(+), 133 deletions(-)
> 
> diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> index fe810d8dfa58..84d5882099a0 100644
> --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> @@ -114,6 +114,13 @@
>  						 FIELD_GET(RZG2L_SINGLE_PIN_INDEX_MASK, (cfg)) : \
>  						 FIELD_GET(PIN_CFG_PIN_REG_MASK, (cfg)))
>  
> +#define VARIABLE_PIN_CFG_PIN_MASK		GENMASK_ULL(54, 52)
> +#define VARIABLE_PIN_CFG_PORT_MASK		GENMASK_ULL(51, 47)
> +#define RZG2L_VARIABLE_PIN_CFG_PACK(port, pin, cfg) \
> +	(FIELD_PREP_CONST(VARIABLE_PIN_CFG_PIN_MASK, (pin)) | \
> +	 FIELD_PREP_CONST(VARIABLE_PIN_CFG_PORT_MASK, (port)) | \
> +	 FIELD_PREP_CONST(PIN_CFG_MASK, (cfg)))
> +
>  #define P(off)			(0x0000 + (off))
>  #define PM(off)			(0x0100 + (off) * 2)
>  #define PMC(off)		(0x0200 + (off))
> @@ -234,18 +241,6 @@ struct rzg2l_dedicated_configs {
>  	u64 config;
>  };
>  
> -/**
> - * struct rzg2l_variable_pin_cfg - pin data cfg
> - * @cfg: port pin configuration
> - * @port: port number
> - * @pin: port pin
> - */
> -struct rzg2l_variable_pin_cfg {
> -	u64 cfg:47;
> -	u64 port:5;
> -	u64 pin:3;
> -};
> -
>  struct rzg2l_pinctrl_data {
>  	const char * const *port_pins;
>  	const u64 *port_pin_configs;
> @@ -254,7 +249,7 @@ struct rzg2l_pinctrl_data {
>  	unsigned int n_port_pins;
>  	unsigned int n_dedicated_pins;
>  	const struct rzg2l_hwcfg *hwcfg;
> -	const struct rzg2l_variable_pin_cfg *variable_pin_cfg;
> +	const u64 *variable_pin_cfg;
>  	unsigned int n_variable_pin_cfg;
>  };
>  
> @@ -331,131 +326,57 @@ static u64 rzg2l_pinctrl_get_variable_pin_cfg(struct rzg2l_pinctrl *pctrl,
>  	unsigned int i;
>  
>  	for (i = 0; i < pctrl->data->n_variable_pin_cfg; i++) {
> -		if (pctrl->data->variable_pin_cfg[i].port == port &&
> -		    pctrl->data->variable_pin_cfg[i].pin == pin)
> -			return (pincfg & ~PIN_CFG_VARIABLE) | pctrl->data->variable_pin_cfg[i].cfg;
> +		u64 cfg = pctrl->data->variable_pin_cfg[i];
> +
> +		if (FIELD_GET(VARIABLE_PIN_CFG_PORT_MASK, cfg) == port &&
> +		    FIELD_GET(VARIABLE_PIN_CFG_PIN_MASK, cfg) == pin)
> +			return (pincfg & ~PIN_CFG_VARIABLE) | FIELD_GET(PIN_CFG_MASK, cfg);
>  	}
>  
>  	return 0;
>  }
>  
> -static const struct rzg2l_variable_pin_cfg r9a07g043f_variable_pin_cfg[] = {
> -	{
> -		.port = 20,
> -		.pin = 0,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> -		       PIN_CFG_IEN | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 20,
> -		.pin = 1,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> -		       PIN_CFG_IEN | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 20,
> -		.pin = 2,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> -		       PIN_CFG_IEN  | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 20,
> -		.pin = 3,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_IEN | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 20,
> -		.pin = 4,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_IEN | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 20,
> -		.pin = 5,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_IEN | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 20,
> -		.pin = 6,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_IEN | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 20,
> -		.pin = 7,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_IEN | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 23,
> -		.pin = 1,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT
> -	},
> -	{
> -		.port = 23,
> -		.pin = 2,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 23,
> -		.pin = 3,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 23,
> -		.pin = 4,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 23,
> -		.pin = 5,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 24,
> -		.pin = 0,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 24,
> -		.pin = 1,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 24,
> -		.pin = 2,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 24,
> -		.pin = 3,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 24,
> -		.pin = 4,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> -	{
> -		.port = 24,
> -		.pin = 5,
> -		.cfg = PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> -		       PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> -		       PIN_CFG_NOGPIO_INT,
> -	},
> +static const u64 r9a07g043f_variable_pin_cfg[] = {
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 0, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> +					   PIN_CFG_IEN | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 1, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> +					   PIN_CFG_IEN | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 2, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> +					   PIN_CFG_IEN  | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 3, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_IEN | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 4, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_IEN | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 5, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_IEN | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 6, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_IEN | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(20, 7, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_IEN | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(23, 1, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(23, 2, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(23, 3, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(23, 4, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(23, 5, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(24, 0, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(24, 1, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(24, 2, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(24, 3, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(24, 4, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_NOGPIO_INT),
> +	RZG2L_VARIABLE_PIN_CFG_PACK(24, 5, PIN_CFG_IOLH_B | PIN_CFG_SR | PIN_CFG_PUPD |
> +					   PIN_CFG_FILONOFF | PIN_CFG_FILNUM | PIN_CFG_FILCLKSEL |
> +					   PIN_CFG_NOGPIO_INT),
>  };
>  #endif
>  

  parent reply	other threads:[~2024-06-10  5:52 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-30 17:38 [PATCH v3 00/15] Add PFC support for Renesas RZ/V2H(P) SoC Prabhakar
2024-05-30 17:38 ` [PATCH v3 01/15] dt-bindings: pinctrl: renesas: Document " Prabhakar
2024-06-04 15:36   ` Rob Herring
2024-06-05  9:39     ` Lad, Prabhakar
2024-06-06  7:13       ` Geert Uytterhoeven
2024-06-06  8:37         ` Lad, Prabhakar
2024-06-06  8:40           ` Geert Uytterhoeven
2024-06-06  8:43             ` Lad, Prabhakar
2024-05-30 17:38 ` [PATCH v3 02/15] pinctrl: renesas: pinctrl-rzg2l: Rename B0WI to BOWI Prabhakar
2024-06-05 11:39   ` Geert Uytterhoeven
2024-06-05 15:42     ` Lad, Prabhakar
2024-06-10  5:52   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 03/15] pinctrl: renesas: pinctrl-rzg2l: Allow more bits for pin configuration Prabhakar
2024-06-05 11:41   ` Geert Uytterhoeven
2024-06-10  5:52   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 04/15] pinctrl: renesas: pinctrl-rzg2l: Drop struct rzg2l_variable_pin_cfg Prabhakar
2024-06-05 11:46   ` Geert Uytterhoeven
2024-06-10  5:52   ` claudiu beznea [this message]
2024-05-30 17:38 ` [PATCH v3 05/15] pinctrl: renesas: pinctrl-rzg2l: Allow parsing of variable configuration for all architectures Prabhakar
2024-06-10  5:53   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 06/15] pinctrl: renesas: pinctrl-rzg2l: Validate power registers for SD and ETH Prabhakar
2024-06-10  5:53   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 07/15] pinctrl: renesas: pinctrl-rzg2l: Add function pointer for locking/unlocking the PFC register Prabhakar
2024-06-05 11:52   ` Geert Uytterhoeven
2024-06-10  5:53   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 08/15] pinctrl: renesas: pinctrl-rzg2l: Add function pointer for writing to PMC register Prabhakar
2024-06-05 12:13   ` Geert Uytterhoeven
2024-06-10  5:53   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 09/15] pinctrl: renesas: pinctrl-rzg2l: Add function pointers for reading/writing OEN register Prabhakar
2024-06-05 12:16   ` Geert Uytterhoeven
2024-06-10  5:55   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 10/15] pinctrl: renesas: pinctrl-rzg2l: Add support to configure the slew-rate Prabhakar
2024-05-30 17:38 ` [PATCH v3 11/15] pinctrl: renesas: pinctrl-rzg2l: Add support to set pulling up/down the pins Prabhakar
2024-06-05 12:23   ` Geert Uytterhoeven
2024-05-30 17:38 ` [PATCH v3 12/15] pinctrl: renesas: pinctrl-rzg2l: Pass pincontrol device pointer to pinconf_generic_parse_dt_config() Prabhakar
2024-06-10  5:57   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 13/15] pinctrl: renesas: pinctrl-rzg2l: Add support for custom parameters Prabhakar
2024-06-05 12:24   ` Geert Uytterhoeven
2024-05-30 17:38 ` [PATCH v3 14/15] pinctrl: renesas: pinctrl-rzg2l: Acquire lock in rzg2l_pinctrl_pm_setup_pfc() Prabhakar
2024-06-05 12:32   ` Geert Uytterhoeven
2024-06-10  5:57   ` claudiu beznea
2024-05-30 17:38 ` [PATCH v3 15/15] pinctrl: renesas: pinctrl-rzg2l: Add support for RZ/V2H SoC Prabhakar
2024-06-05 12:39   ` Geert Uytterhoeven

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