From patchwork Mon Mar 27 14:10:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Marangi X-Patchwork-Id: 13189427 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAA7FC77B6C for ; Mon, 27 Mar 2023 14:12:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232774AbjC0OMH (ORCPT ); Mon, 27 Mar 2023 10:12:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45456 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232763AbjC0OLi (ORCPT ); Mon, 27 Mar 2023 10:11:38 -0400 Received: from mail-wr1-x42b.google.com (mail-wr1-x42b.google.com [IPv6:2a00:1450:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 06D5159C4; Mon, 27 Mar 2023 07:11:11 -0700 (PDT) Received: by mail-wr1-x42b.google.com with SMTP id v1so8961447wrv.1; Mon, 27 Mar 2023 07:11:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1679926270; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=bVPm5LTqdstAjglzeKOLAIOblz6QeFFvOdN+bAnB5DQ=; b=Uan5J+SgdnRacxOuVP6099V+JI4h1XGNzESQgiK5xEoWXOOvWXRVq5cht1ZHpsQWMF sUKGm0TzI4kfTAPPrj7KzBEtEhg8b3uMWJtwfkxUFgBdwa0mVKchwa0RGh7BaZuGfsLK rqT9V6l8ooWArRr8m8hLmQtpLOZ/22uK50mpp+W44IGu8dJ232+38pzzoSkQvfd6WH/e 4YMTBoMJ+yWM/71DnROwsEbB7oMpwgU6ZSZE5/5AJ48Bu+3suM/m90/clTpC69oEIOcE 1YaSfwftZmBlEQGYFmJSPWeMYORRjj4MQfpXEWCeba7381+HmbwxROcy7YftIY98AQWo hyjw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679926270; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=bVPm5LTqdstAjglzeKOLAIOblz6QeFFvOdN+bAnB5DQ=; b=7va0VSBR0lD+X1PkaCSjnKR8HJ9auv6umKGt8ISjtlnf4jqYxGRUNcxPj3WrHrokHN 2iGyxV6pJv4N/cu0Q1QuZyp03GE5zGxmvipL5dGN2agFo+4+/71kGrhMWLUBfIR+kfs7 1JpqPAsBKu7DNO6ARuwpr8DSF95/xJBi8Pbo2WwzvPrEBRcu0IX1ZqADUFyF473PBgNn VS4XU8r76uykuIOsjiv1bfkaW4zhjN7OkSkVERycSthcBkexM2WDem9sfsZvWL5GQill 3eYPhHqXm11WOXPG1M7lehAvup/gxbKujz07h10OMbkiyTkBzeFeojIZFgB4gxTKIjYu y45g== X-Gm-Message-State: AAQBX9fiuBrZWRoTfbBh0Zuc7MVUDmyPPoWAy7nqPYvjZEtig0+snoDm h86xo9vWfmzhdKNLIUuoTWQ= X-Google-Smtp-Source: AKy350abvzdSrHOKMaTGlNSixVNAaExuNPoky089FzZwCptwYSwuxnlFqHr2yDLLWfz+FivkGvjSHw== X-Received: by 2002:adf:e9c3:0:b0:2da:90a8:7180 with SMTP id l3-20020adfe9c3000000b002da90a87180mr8921913wrn.3.1679926269816; Mon, 27 Mar 2023 07:11:09 -0700 (PDT) Received: from localhost.localdomain (93-34-89-197.ip49.fastwebnet.it. [93.34.89.197]) by smtp.googlemail.com with ESMTPSA id p17-20020adfcc91000000b002c71dd1109fsm25307591wrj.47.2023.03.27.07.11.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Mar 2023 07:11:09 -0700 (PDT) From: Christian Marangi To: Pavel Machek , Lee Jones , Rob Herring , Krzysztof Kozlowski , Andrew Lunn , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Heiner Kallweit , Russell King , Gregory Clement , Sebastian Hesselbarth , Andy Gross , Bjorn Andersson , Konrad Dybcio , Christian Marangi , John Crispin , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org Subject: [net-next PATCH v6 07/16] net: phy: marvell: Add software control of the LEDs Date: Mon, 27 Mar 2023 16:10:22 +0200 Message-Id: <20230327141031.11904-8-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230327141031.11904-1-ansuelsmth@gmail.com> References: <20230327141031.11904-1-ansuelsmth@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Andrew Lunn Add a brightness function, so the LEDs can be controlled from software using the standard Linux LED infrastructure. Signed-off-by: Andrew Lunn Signed-off-by: Christian Marangi Acked-by: Pavel Machek Reviewed-by: Florian Fainelli --- drivers/net/phy/marvell.c | 45 ++++++++++++++++++++++++++++++++++----- 1 file changed, 40 insertions(+), 5 deletions(-) diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 63a3644d86c9..5f4caca93983 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -144,11 +144,13 @@ /* WOL Event Interrupt Enable */ #define MII_88E1318S_PHY_CSIER_WOL_EIE BIT(7) -/* LED Timer Control Register */ -#define MII_88E1318S_PHY_LED_TCR 0x12 -#define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15) -#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7) -#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11) +#define MII_88E1318S_PHY_LED_FUNC 0x10 +#define MII_88E1318S_PHY_LED_FUNC_OFF (0x8) +#define MII_88E1318S_PHY_LED_FUNC_ON (0x9) +#define MII_88E1318S_PHY_LED_TCR 0x12 +#define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15) +#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7) +#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11) /* Magic Packet MAC address registers */ #define MII_88E1318S_PHY_MAGIC_PACKET_WORD2 0x17 @@ -2832,6 +2834,34 @@ static int marvell_hwmon_probe(struct phy_device *phydev) } #endif +static int m88e1318_led_brightness_set(struct phy_device *phydev, + u32 index, enum led_brightness value) +{ + int reg; + + reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE, + MII_88E1318S_PHY_LED_FUNC); + if (reg < 0) + return reg; + + switch (index) { + case 0: + case 1: + case 2: + reg &= ~(0xf << (4 * index)); + if (value == LED_OFF) + reg |= MII_88E1318S_PHY_LED_FUNC_OFF << (4 * index); + else + reg |= MII_88E1318S_PHY_LED_FUNC_ON << (4 * index); + break; + default: + return -EINVAL; + } + + return phy_write_paged(phydev, MII_MARVELL_LED_PAGE, + MII_88E1318S_PHY_LED_FUNC, reg); +} + static int marvell_probe(struct phy_device *phydev) { struct marvell_priv *priv; @@ -3081,6 +3111,7 @@ static struct phy_driver marvell_drivers[] = { .get_sset_count = marvell_get_sset_count, .get_strings = marvell_get_strings, .get_stats = marvell_get_stats, + .led_brightness_set = m88e1318_led_brightness_set, }, { .phy_id = MARVELL_PHY_ID_88E1145, @@ -3187,6 +3218,7 @@ static struct phy_driver marvell_drivers[] = { .cable_test_start = marvell_vct7_cable_test_start, .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, .cable_test_get_status = marvell_vct7_cable_test_get_status, + .led_brightness_set = m88e1318_led_brightness_set, }, { .phy_id = MARVELL_PHY_ID_88E1540, @@ -3213,6 +3245,7 @@ static struct phy_driver marvell_drivers[] = { .cable_test_start = marvell_vct7_cable_test_start, .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, .cable_test_get_status = marvell_vct7_cable_test_get_status, + .led_brightness_set = m88e1318_led_brightness_set, }, { .phy_id = MARVELL_PHY_ID_88E1545, @@ -3239,6 +3272,7 @@ static struct phy_driver marvell_drivers[] = { .cable_test_start = marvell_vct7_cable_test_start, .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, .cable_test_get_status = marvell_vct7_cable_test_get_status, + .led_brightness_set = m88e1318_led_brightness_set, }, { .phy_id = MARVELL_PHY_ID_88E3016, @@ -3380,6 +3414,7 @@ static struct phy_driver marvell_drivers[] = { .get_stats = marvell_get_stats, .get_tunable = m88e1540_get_tunable, .set_tunable = m88e1540_set_tunable, + .led_brightness_set = m88e1318_led_brightness_set, }, };