From patchwork Mon Jun 21 14:14:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: MeiChia Chiu X-Patchwork-Id: 12334905 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A8BCC4743C for ; Mon, 21 Jun 2021 14:15:39 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4669C60FDC for ; Mon, 21 Jun 2021 14:15:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4669C60FDC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=HMXyN/F1Y5tVlszFOdLmjw3t079a5P+Cv2PdocGZXms=; b=yhcjeTcD3gwcSC 9G0DdvZtEmwIMLBFjBJ/yH3x+Dds8KPFJ4Oyu6UOwBMZAR5Fr+VfUGGVPE+nXEDI+9ErfGftAZGyA A7YQGbUMsClhXtJnWYzJCCAYB5/HyOegDre/cf8uF0ZDvpfWxswFiyhltBll+oF7pgafDCWpMm+pG d1ZMBQDgXHfLUuPMv9ihn+F8euLX3mQEOSAWE8uwj1mVPvo4RD+qkaRql6XlctyLJvl5d95ffv6AS nnRikOuOsztkisjC+baIv2DFIv4QZagbTjDE/jiGoemWer6Tj2HfDRjjnFDKEsX0R17QBKY5lEvUP cacI8pSHJpLaYodvuo2A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lvKi0-003i0R-A4; Mon, 21 Jun 2021 14:15:28 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lvKhw-003hyK-Ps for linux-mediatek@lists.infradead.org; Mon, 21 Jun 2021 14:15:26 +0000 X-UUID: 592d4da2e23f40e48fea72ffcdbdc171-20210621 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=+X+l2NEVyFleKGLi4rDGds2nK6eA3DwfsbWoGfvQz14=; b=PSMmYAqQoDvYQNxejHx+t6qv7nyqH5iLMRgN89HOBs+V/yPoOdCqHkmCf7lLZuIcBcEmJPgoftFpbnMaXG5CIk/YZi9Q1NcTFLZZXAHFvYfUZKYslzRL2EJbmjh4h/Fgns+iVP23znyveJYAPFQIR/CpUmmLHOo+iozMcgp6iQQ=; X-UUID: 592d4da2e23f40e48fea72ffcdbdc171-20210621 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1556939089; Mon, 21 Jun 2021 07:15:16 -0700 Received: from mtkmbs05n2.mediatek.inc (172.21.101.140) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 21 Jun 2021 07:15:14 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 21 Jun 2021 22:15:13 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 21 Jun 2021 22:15:13 +0800 From: MeiChia Chiu To: Felix Fietkau CC: Lorenzo Bianconi , Shayne Chen , Evelyn Tsai , , , MeiChia Chiu , Ryder Lee , Money Wang Subject: [PATCH] mt76: mt7915: add LED support Date: Mon, 21 Jun 2021 22:14:30 +0800 Message-ID: <20210621141430.17577-1-MeiChia.Chiu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210621_071524_908979_AEB12408 X-CRM114-Status: GOOD ( 15.06 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: MeiChia Chiu Initialize brightness_set and blink_set callbacks to enable LED support. Signed-off-by: MeiChia Chiu Signed-off-by: Ryder Lee Signed-off-by: Money Wang --- .../net/wireless/mediatek/mt76/mt7915/init.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++ .../net/wireless/mediatek/mt76/mt7915/mmio.c | 6 +++-- .../net/wireless/mediatek/mt76/mt7915/regs.h | 19 ++++++++++++++ 3 files changed, 92 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index e027273..defb0ec 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -151,6 +151,64 @@ static int mt7915_thermal_init(struct mt7915_phy *phy) return 0; } +static void mt7915_led_set_config(struct led_classdev *led_cdev, + u8 delay_on, u8 delay_off) +{ + struct mt7915_dev *dev; + struct mt76_dev *mt76; + u32 val; + + mt76 = container_of(led_cdev, struct mt76_dev, led_cdev); + dev = container_of(mt76, struct mt7915_dev, mt76); + + /* select TX blink mode, 2: only data frames */ + mt76_rmw_field(dev, MT_TMAC_TCR0(0), MT_TMAC_TCR0_TX_BLINK, 2); + + /* enable LED */ + mt76_wr(dev, MT_LED_EN(0), 1); + + /* set LED Tx blink on/off time */ + val = FIELD_PREP(MT_LED_TX_BLINK_ON_MASK, delay_on) | + FIELD_PREP(MT_LED_TX_BLINK_OFF_MASK, delay_off); + mt76_wr(dev, MT_LED_TX_BLINK(0), val); + + /* control LED */ + val = MT_LED_CTRL_BLINK_MODE | MT_LED_CTRL_KICK; + if (dev->mt76.led_al) + val |= MT_LED_CTRL_POLARITY; + + mt76_wr(dev, MT_LED_CTRL(0), val); + mt76_clear(dev, MT_LED_CTRL(0), MT_LED_CTRL_KICK); +} + +static int mt7915_led_set_blink(struct led_classdev *led_cdev, + unsigned long *delay_on, + unsigned long *delay_off) +{ + u16 delta_on, delta_off; + +#define HW_TICK 10 +#define TO_HW_TICK(_t) (((_t) > HW_TICK) ? ((_t) / HW_TICK) : HW_TICK) + + if (*delay_on) + delta_on = TO_HW_TICK(*delay_on); + if (*delay_off) + delta_off = TO_HW_TICK(*delay_off); + + mt7915_led_set_config(led_cdev, delta_on, delta_off); + + return 0; +} + +static void mt7915_led_set_brightness(struct led_classdev *led_cdev, + enum led_brightness brightness) +{ + if (!brightness) + mt7915_led_set_config(led_cdev, 0, 0xff); + else + mt7915_led_set_config(led_cdev, 0xff, 0); +} + static void mt7915_init_txpower(struct mt7915_dev *dev, struct ieee80211_supported_band *sband) @@ -308,6 +366,11 @@ static void mt7915_mac_init(struct mt7915_dev *dev) MT_WTBL_UPDATE_ADM_COUNT_CLEAR); for (i = 0; i < 2; i++) mt7915_mac_init_band(dev, i); + + if (IS_ENABLED(CONFIG_MT76_LEDS)) { + i = dev->mt76.led_pin ? MT_LED_GPIO_MUX3 : MT_LED_GPIO_MUX2; + mt76_rmw_field(dev, i, MT_LED_GPIO_SEL_MASK, 4); + } } static int mt7915_txbf_init(struct mt7915_dev *dev) @@ -822,6 +885,12 @@ int mt7915_register_device(struct mt7915_dev *dev) dev->mt76.test_ops = &mt7915_testmode_ops; #endif + /* init led callbacks */ + if (IS_ENABLED(CONFIG_MT76_LEDS)) { + dev->mt76.led_cdev.brightness_set = mt7915_led_set_brightness; + dev->mt76.led_cdev.blink_set = mt7915_led_set_blink; + } + ret = mt76_register_device(&dev->mt76, true, mt76_rates, ARRAY_SIZE(mt76_rates)); if (ret) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c index af712a9..43f9245 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c @@ -92,10 +92,12 @@ static u32 __mt7915_reg_addr(struct mt7915_dev *dev, u32 addr) } if ((addr >= 0x18000000 && addr < 0x18c00000) || - (addr >= 0x70000000 && addr < 0x78000000) || - (addr >= 0x7c000000 && addr < 0x7c400000)) + (addr >= 0x70000000 && addr < 0x78000000)) return mt7915_reg_map_l1(dev, addr); + if (addr >= 0x7c000000 && addr < 0x7c400000) + return mt7915_reg_map_l1(dev, addr - 0x64000000); + return mt7915_reg_map_l2(dev, addr); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h index ff31b3d..b1df0bb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h @@ -57,6 +57,7 @@ #define MT_WF_TMAC(_band, ofs) (MT_WF_TMAC_BASE(_band) + (ofs)) #define MT_TMAC_TCR0(_band) MT_WF_TMAC(_band, 0) +#define MT_TMAC_TCR0_TX_BLINK GENMASK(7, 6) #define MT_TMAC_TCR0_TBTT_STOP_CTRL BIT(25) #define MT_TMAC_CDTR(_band) MT_WF_TMAC(_band, 0x090) @@ -426,6 +427,10 @@ #define MT_TOP_MISC MT_TOP(0xf0) #define MT_TOP_MISC_FW_STATE GENMASK(2, 0) +#define MT_LED_GPIO_MUX2 0x70005058 /* GPIO 18 */ +#define MT_LED_GPIO_MUX3 0x7000505C /* GPIO 26 */ +#define MT_LED_GPIO_SEL_MASK GENMASK(11, 8) + #define MT_HW_BOUND 0x70010020 #define MT_HW_CHIPID 0x70010200 #define MT_HW_REV 0x70010204 @@ -438,6 +443,20 @@ #define MT_PCIE_MAC(ofs) (MT_PCIE_MAC_BASE + (ofs)) #define MT_PCIE_MAC_INT_ENABLE MT_PCIE_MAC(0x188) +#define MT_LED_TOP_BASE 0x7c013000 +#define MT_LED_PHYS(_n) (MT_LED_TOP_BASE + (_n)) + +#define MT_LED_CTRL(_n) MT_LED_PHYS(0x00 + ((_n) * 4)) +#define MT_LED_CTRL_KICK BIT(7) +#define MT_LED_CTRL_BLINK_MODE BIT(2) +#define MT_LED_CTRL_POLARITY BIT(1) + +#define MT_LED_TX_BLINK(_n) MT_LED_PHYS(0x10 + ((_n) * 4)) +#define MT_LED_TX_BLINK_ON_MASK GENMASK(7, 0) +#define MT_LED_TX_BLINK_OFF_MASK GENMASK(15, 8) + +#define MT_LED_EN(_n) MT_LED_PHYS(0x40 + ((_n) * 4)) + #define MT_WF_IRPI_BASE 0x83006000 #define MT_WF_IRPI(ofs) (MT_WF_IRPI_BASE + ((ofs) << 16))