From: Lorenzo Bianconi <lorenzo@kernel.org>
To: Christian Marangi <ansuelsmth@gmail.com>
Cc: Sean Wang <sean.wang@kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Benjamin Larsson <benjamin.larsson@genexis.eu>,
linux-mediatek@lists.infradead.org, linux-gpio@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, stable@vger.kernel.org
Subject: Re: [PATCH] pinctrl: airoha: fix wrong PHY LED mapping and PHY2 LED defines
Date: Sat, 29 Mar 2025 13:52:41 +0100 [thread overview]
Message-ID: <Z-ftGYXl01tg9I0n@lore-rh-laptop> (raw)
In-Reply-To: <20250326122359.27504-1-ansuelsmth@gmail.com>
[-- Attachment #1: Type: text/plain, Size: 15268 bytes --]
> The current PHY2 LED define are wrong and actually set BITs outside the
> related mask. Fix it and set the correct value. While at it, also use
> FIELD_PREP_CONST macro to make it simple to understand what values are
> actually applied for the mask.
>
> Also fix wrong PHY LED mapping. The SoC Switch supports up to 4 port but
> the register define mapping for 5 PHY port, starting from 0. The mapping
> was wrongly defined starting from PHY1. Reorder the function group to
> start from PHY0. PHY4 is actually never supported as we don't have a
> GPIO pin to assign.
Hi Christian,
This patch is fine, just a nit inline
Regards,
Lorenzo
>
> Cc: stable@vger.kernel.org
> Fixes: 1c8ace2d0725 ("pinctrl: airoha: Add support for EN7581 SoC")
> Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
> ---
> drivers/pinctrl/mediatek/pinctrl-airoha.c | 179 +++++++++++-----------
> 1 file changed, 90 insertions(+), 89 deletions(-)
>
> diff --git a/drivers/pinctrl/mediatek/pinctrl-airoha.c b/drivers/pinctrl/mediatek/pinctrl-airoha.c
> index 547a798b71c8..9099ad34aa29 100644
> --- a/drivers/pinctrl/mediatek/pinctrl-airoha.c
> +++ b/drivers/pinctrl/mediatek/pinctrl-airoha.c
> @@ -6,6 +6,7 @@
> */
>
> #include <dt-bindings/pinctrl/mt65xx.h>
> +#include <linux/bitfield.h>
> #include <linux/bits.h>
> #include <linux/cleanup.h>
> #include <linux/gpio/driver.h>
> @@ -112,39 +113,39 @@
> #define REG_LAN_LED1_MAPPING 0x0280
>
> #define LAN4_LED_MAPPING_MASK GENMASK(18, 16)
> -#define LAN4_PHY4_LED_MAP BIT(18)
> -#define LAN4_PHY2_LED_MAP BIT(17)
> -#define LAN4_PHY1_LED_MAP BIT(16)
> -#define LAN4_PHY0_LED_MAP 0
> -#define LAN4_PHY3_LED_MAP GENMASK(17, 16)
> +#define LAN4_PHY4_LED_MAP FIELD_PREP_CONST(LAN4_LED_MAPPING_MASK, 0x4)
> +#define LAN4_PHY3_LED_MAP FIELD_PREP_CONST(LAN4_LED_MAPPING_MASK, 0x3)
> +#define LAN4_PHY2_LED_MAP FIELD_PREP_CONST(LAN4_LED_MAPPING_MASK, 0x2)
> +#define LAN4_PHY1_LED_MAP FIELD_PREP_CONST(LAN4_LED_MAPPING_MASK, 0x1)
> +#define LAN4_PHY0_LED_MAP FIELD_PREP_CONST(LAN4_LED_MAPPING_MASK, 0x0)
What about doing something like:
#define LAN4_PHY_LED_MAP(_n) FIELD_PREP_CONST(LAN4_LED_MAPPING_MASK, (_n))
>
> #define LAN3_LED_MAPPING_MASK GENMASK(14, 12)
> -#define LAN3_PHY4_LED_MAP BIT(14)
> -#define LAN3_PHY2_LED_MAP BIT(13)
> -#define LAN3_PHY1_LED_MAP BIT(12)
> -#define LAN3_PHY0_LED_MAP 0
> -#define LAN3_PHY3_LED_MAP GENMASK(13, 12)
> +#define LAN3_PHY4_LED_MAP FIELD_PREP_CONST(LAN3_LED_MAPPING_MASK, 0x4)
> +#define LAN3_PHY3_LED_MAP FIELD_PREP_CONST(LAN3_LED_MAPPING_MASK, 0x3)
> +#define LAN3_PHY2_LED_MAP FIELD_PREP_CONST(LAN3_LED_MAPPING_MASK, 0x2)
> +#define LAN3_PHY1_LED_MAP FIELD_PREP_CONST(LAN3_LED_MAPPING_MASK, 0x1)
> +#define LAN3_PHY0_LED_MAP FIELD_PREP_CONST(LAN3_LED_MAPPING_MASK, 0x0)
>
> #define LAN2_LED_MAPPING_MASK GENMASK(10, 8)
> -#define LAN2_PHY4_LED_MAP BIT(12)
> -#define LAN2_PHY2_LED_MAP BIT(11)
> -#define LAN2_PHY1_LED_MAP BIT(10)
> -#define LAN2_PHY0_LED_MAP 0
> -#define LAN2_PHY3_LED_MAP GENMASK(11, 10)
> +#define LAN2_PHY4_LED_MAP FIELD_PREP_CONST(LAN2_LED_MAPPING_MASK, 0x4)
> +#define LAN2_PHY3_LED_MAP FIELD_PREP_CONST(LAN2_LED_MAPPING_MASK, 0x3)
> +#define LAN2_PHY2_LED_MAP FIELD_PREP_CONST(LAN2_LED_MAPPING_MASK, 0x2)
> +#define LAN2_PHY1_LED_MAP FIELD_PREP_CONST(LAN2_LED_MAPPING_MASK, 0x1)
> +#define LAN2_PHY0_LED_MAP FIELD_PREP_CONST(LAN2_LED_MAPPING_MASK, 0x0)
>
> #define LAN1_LED_MAPPING_MASK GENMASK(6, 4)
> -#define LAN1_PHY4_LED_MAP BIT(6)
> -#define LAN1_PHY2_LED_MAP BIT(5)
> -#define LAN1_PHY1_LED_MAP BIT(4)
> -#define LAN1_PHY0_LED_MAP 0
> -#define LAN1_PHY3_LED_MAP GENMASK(5, 4)
> +#define LAN1_PHY4_LED_MAP FIELD_PREP_CONST(LAN1_LED_MAPPING_MASK, 0x4)
> +#define LAN1_PHY3_LED_MAP FIELD_PREP_CONST(LAN1_LED_MAPPING_MASK, 0x3)
> +#define LAN1_PHY2_LED_MAP FIELD_PREP_CONST(LAN1_LED_MAPPING_MASK, 0x2)
> +#define LAN1_PHY1_LED_MAP FIELD_PREP_CONST(LAN1_LED_MAPPING_MASK, 0x1)
> +#define LAN1_PHY0_LED_MAP FIELD_PREP_CONST(LAN1_LED_MAPPING_MASK, 0x0)
>
> #define LAN0_LED_MAPPING_MASK GENMASK(2, 0)
> -#define LAN0_PHY4_LED_MAP BIT(3)
> -#define LAN0_PHY2_LED_MAP BIT(2)
> -#define LAN0_PHY1_LED_MAP BIT(1)
> -#define LAN0_PHY0_LED_MAP 0
> -#define LAN0_PHY3_LED_MAP GENMASK(2, 1)
> +#define LAN0_PHY4_LED_MAP FIELD_PREP_CONST(LAN0_LED_MAPPING_MASK, 0x4)
> +#define LAN0_PHY3_LED_MAP FIELD_PREP_CONST(LAN0_LED_MAPPING_MASK, 0x3)
> +#define LAN0_PHY2_LED_MAP FIELD_PREP_CONST(LAN0_LED_MAPPING_MASK, 0x2)
> +#define LAN0_PHY1_LED_MAP FIELD_PREP_CONST(LAN0_LED_MAPPING_MASK, 0x1)
> +#define LAN0_PHY0_LED_MAP FIELD_PREP_CONST(LAN0_LED_MAPPING_MASK, 0x0)
>
> /* CONF */
> #define REG_I2C_SDA_E2 0x001c
> @@ -1476,8 +1477,8 @@ static const struct airoha_pinctrl_func_group phy1_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY1_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY0_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1491,8 +1492,8 @@ static const struct airoha_pinctrl_func_group phy1_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY1_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY0_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1506,8 +1507,8 @@ static const struct airoha_pinctrl_func_group phy1_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY1_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY0_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1521,8 +1522,8 @@ static const struct airoha_pinctrl_func_group phy1_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY1_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY0_LED_MAP
> },
> .regmap_size = 2,
> },
> @@ -1540,8 +1541,8 @@ static const struct airoha_pinctrl_func_group phy2_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY2_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY1_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1555,8 +1556,8 @@ static const struct airoha_pinctrl_func_group phy2_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY2_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY1_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1570,8 +1571,8 @@ static const struct airoha_pinctrl_func_group phy2_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY2_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY1_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1585,8 +1586,8 @@ static const struct airoha_pinctrl_func_group phy2_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY2_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY1_LED_MAP
> },
> .regmap_size = 2,
> },
> @@ -1604,8 +1605,8 @@ static const struct airoha_pinctrl_func_group phy3_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY3_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY2_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1619,8 +1620,8 @@ static const struct airoha_pinctrl_func_group phy3_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY3_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY2_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1634,8 +1635,8 @@ static const struct airoha_pinctrl_func_group phy3_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY3_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY2_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1649,8 +1650,8 @@ static const struct airoha_pinctrl_func_group phy3_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY3_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY2_LED_MAP
> },
> .regmap_size = 2,
> },
> @@ -1668,8 +1669,8 @@ static const struct airoha_pinctrl_func_group phy4_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY4_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY3_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1683,8 +1684,8 @@ static const struct airoha_pinctrl_func_group phy4_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY4_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY3_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1698,8 +1699,8 @@ static const struct airoha_pinctrl_func_group phy4_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY4_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY3_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1713,8 +1714,8 @@ static const struct airoha_pinctrl_func_group phy4_led0_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED0_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY4_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY3_LED_MAP
> },
> .regmap_size = 2,
> },
> @@ -1732,8 +1733,8 @@ static const struct airoha_pinctrl_func_group phy1_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY1_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY0_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1747,8 +1748,8 @@ static const struct airoha_pinctrl_func_group phy1_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY1_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY0_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1762,8 +1763,8 @@ static const struct airoha_pinctrl_func_group phy1_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY1_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY0_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1777,8 +1778,8 @@ static const struct airoha_pinctrl_func_group phy1_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY1_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY0_LED_MAP
> },
> .regmap_size = 2,
> },
> @@ -1796,8 +1797,8 @@ static const struct airoha_pinctrl_func_group phy2_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY2_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY1_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1811,8 +1812,8 @@ static const struct airoha_pinctrl_func_group phy2_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY2_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY1_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1826,8 +1827,8 @@ static const struct airoha_pinctrl_func_group phy2_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY2_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY1_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1841,8 +1842,8 @@ static const struct airoha_pinctrl_func_group phy2_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY2_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY1_LED_MAP
> },
> .regmap_size = 2,
> },
> @@ -1860,8 +1861,8 @@ static const struct airoha_pinctrl_func_group phy3_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY3_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY2_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1875,8 +1876,8 @@ static const struct airoha_pinctrl_func_group phy3_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY3_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY2_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1890,8 +1891,8 @@ static const struct airoha_pinctrl_func_group phy3_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY3_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY2_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1905,8 +1906,8 @@ static const struct airoha_pinctrl_func_group phy3_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY3_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY2_LED_MAP
> },
> .regmap_size = 2,
> },
> @@ -1924,8 +1925,8 @@ static const struct airoha_pinctrl_func_group phy4_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN1_LED_MAPPING_MASK,
> - LAN1_PHY4_LED_MAP
> + LAN0_LED_MAPPING_MASK,
> + LAN0_PHY3_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1939,8 +1940,8 @@ static const struct airoha_pinctrl_func_group phy4_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN2_LED_MAPPING_MASK,
> - LAN2_PHY4_LED_MAP
> + LAN1_LED_MAPPING_MASK,
> + LAN1_PHY3_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1954,8 +1955,8 @@ static const struct airoha_pinctrl_func_group phy4_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN3_LED_MAPPING_MASK,
> - LAN3_PHY4_LED_MAP
> + LAN2_LED_MAPPING_MASK,
> + LAN2_PHY3_LED_MAP
> },
> .regmap_size = 2,
> }, {
> @@ -1969,8 +1970,8 @@ static const struct airoha_pinctrl_func_group phy4_led1_func_group[] = {
> .regmap[1] = {
> AIROHA_FUNC_MUX,
> REG_LAN_LED1_MAPPING,
> - LAN4_LED_MAPPING_MASK,
> - LAN4_PHY4_LED_MAP
> + LAN3_LED_MAPPING_MASK,
> + LAN3_PHY3_LED_MAP
> },
> .regmap_size = 2,
> },
> --
> 2.48.1
>
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next prev parent reply other threads:[~2025-03-29 12:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-26 12:23 [PATCH] pinctrl: airoha: fix wrong PHY LED mapping and PHY2 LED defines Christian Marangi
2025-03-29 12:52 ` Lorenzo Bianconi [this message]
2025-04-01 13:06 ` Benjamin Larsson
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