From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 03 May 2023 12:20:42 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pu9bH-0033UZ-8v for lore@lore.pengutronix.de; Wed, 03 May 2023 12:20:42 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pu9bF-0006aI-16 for lore@pengutronix.de; Wed, 03 May 2023 12:20:41 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=bPQDCZAVfK0rV6chw3Ttsb7V5N5m5zTODaYgRGD56LM=; b=wlZkZBvFKIcpbydMzu0SA/R9qE PYoX3OBkPiBYX8jZOBOlW+xd2vzy2cJHVqtE3/TW5M0pyyGW2hFiEpTBVdgYy9l3o2XMoViDEqiSf g2QUw4cPt2cCtuAHQpnp4Aqq34Rs14SLf1hsjheevF9RXcgiwmVftct/9l03uziCD1e2+5rfdiiXh VQuO4tjDc4SKQpbEYr6fzFNL9zEWt20wJMW39ROjLNzFZvOEWi3hK8NPg9pBPU/NnSvWMwEToJXgB wjvfTSSrWtbh2IOH+vi/YYKBtNpuZRpBgwcZWJFoyowR+ZKbzf29/hZ1wwEmZ6aEdtFM2OUk1SXJZ YNkmmMqQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pu9a8-0046qG-2U; Wed, 03 May 2023 10:19:32 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pu9a2-0046nb-2v for barebox@lists.infradead.org; Wed, 03 May 2023 10:19:29 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pu9Zz-000659-EV; Wed, 03 May 2023 12:19:23 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1pu9Zx-000nxE-LF; Wed, 03 May 2023 12:19:21 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1pu9Zw-007f5E-Jt; Wed, 03 May 2023 12:19:20 +0200 From: Oleksij Rempel To: barebox@lists.infradead.org Cc: Oleksij Rempel Date: Wed, 3 May 2023 12:19:16 +0200 Message-Id: <20230503101919.1826193-2-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230503101919.1826193-1-o.rempel@pengutronix.de> References: <20230503101919.1826193-1-o.rempel@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230503_031926_948689_17608CC1 X-CRM114-Status: GOOD ( 14.25 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.8 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v1 1/4] usb: dwc2: Port support for USB FIFO devicetree properties from Linux v6.3 X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) This patch ports the support for "g-rx-fifo-size", "g-np-tx-fifo-size", and "g-tx-fifo-size" devicetree properties from Linux kernel v6.3. These properties are required for proper FIFO configuration of different USB endpoints in the gadget mode. Signed-off-by: Oleksij Rempel --- drivers/usb/dwc2/core.c | 27 +++++++++++++++++++++++++++ drivers/usb/dwc2/dwc2.c | 1 + drivers/usb/dwc2/dwc2.h | 1 + 3 files changed, 29 insertions(+) diff --git a/drivers/usb/dwc2/core.c b/drivers/usb/dwc2/core.c index 9edd56d483..b198ba6bf8 100644 --- a/drivers/usb/dwc2/core.c +++ b/drivers/usb/dwc2/core.c @@ -188,6 +188,33 @@ void dwc2_set_default_params(struct dwc2 *dwc2) } } +void dwc2_get_device_properties(struct dwc2 *dwc2) +{ + struct dwc2_core_params *p = &dwc2->params; + struct device_node *np = dwc2->dev->of_node; + int num; + + if ((dwc2->dr_mode == USB_DR_MODE_PERIPHERAL) || + (dwc2->dr_mode == USB_DR_MODE_OTG)) { + of_property_read_u32(np, "g-rx-fifo-size", + &p->g_rx_fifo_size); + + of_property_read_u32(np, "g-np-tx-fifo-size", + &p->g_np_tx_fifo_size); + + num = of_property_count_elems_of_size(np, "g-tx-fifo-size", sizeof(u32)); + if (num > 0) { + num = min(num, 15); + memset(p->g_tx_fifo_size, 0, + sizeof(p->g_tx_fifo_size)); + of_property_read_u32_array(np, + "g-tx-fifo-size", + &p->g_tx_fifo_size[1], + num); + } + } +} + int dwc2_check_core_version(struct dwc2 *dwc2) { struct dwc2_hw_params *hw = &dwc2->hw_params; diff --git a/drivers/usb/dwc2/dwc2.c b/drivers/usb/dwc2/dwc2.c index ff4842ce62..3564cdd1d1 100644 --- a/drivers/usb/dwc2/dwc2.c +++ b/drivers/usb/dwc2/dwc2.c @@ -148,6 +148,7 @@ static int dwc2_probe(struct device *dev) goto error; dwc2_set_default_params(dwc2); + dwc2_get_device_properties(dwc2); set_params = of_device_get_match_data(dev); if (set_params) diff --git a/drivers/usb/dwc2/dwc2.h b/drivers/usb/dwc2/dwc2.h index 15d4b69759..2e740a890e 100644 --- a/drivers/usb/dwc2/dwc2.h +++ b/drivers/usb/dwc2/dwc2.h @@ -9,6 +9,7 @@ /* Core functions */ void dwc2_set_default_params(struct dwc2 *dwc2); +void dwc2_get_device_properties(struct dwc2 *dwc2); int dwc2_check_core_version(struct dwc2 *dwc2); void dwc2_get_hwparams(struct dwc2 *dwc2); -- 2.39.2