From patchwork Mon Apr 14 14:07:50 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Parvathi Pudi X-Patchwork-Id: 14050498 X-Patchwork-Delegate: kuba@kernel.org Received: from server.wki.vra.mybluehostin.me (server.wki.vra.mybluehostin.me [162.240.238.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E645624728E; Mon, 14 Apr 2025 14:09:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=162.240.238.73 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744639758; cv=none; b=sJRMuFOWz7ZjGDj67SI3dNaRbIna8iLvRpYLjoVCiPnUu23eNFXKkOnFMmOQyF5wfw3FKwVpuCKJbhuT0MASIpBQSue33iypPXxE4DdZZnQhHpDNVlWsSCcZmi4Xs7gl41Rpa9jRdIlsKVrysN0NFu9r75E9CqUmXqicSHr/F3o= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744639758; c=relaxed/simple; bh=MswzFPLRtdF1ntuQPF4u7WKlnMDYDv/6HGwI0Ysfxos=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=b31xnUoKZNlGmun3ywTQSKLdn7cH7nWSzYJzNetXJ7keeg2Y/twuj5HjUmCffRjGP6WzdlBsYIVJmb0qdWASUoyLkJConxRg2tFcv3OSJ3jVd5uLX7F0ehdfBCO1pVS2cqL75AAMRSDsnK30mWAn4zhrvHPctKNxhBEJHam5lmU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=couthit.com; spf=pass smtp.mailfrom=couthit.com; dkim=pass (2048-bit key) header.d=couthit.com header.i=@couthit.com header.b=Qv+j84PE; arc=none smtp.client-ip=162.240.238.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=couthit.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=couthit.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=couthit.com header.i=@couthit.com header.b="Qv+j84PE" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=couthit.com ; s=default; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=fAH/GgkaLiBmG6P+FvQ+oQsEGaCIQyFk6HSwvwijn2s=; b=Qv+j84PEizCCv0Yycpn2hwewgG UdmvfbcrtFaJp1vTGVgSNjGE0xMNeCObbKMy8AKgtg5rztLdOYz06pXnWFARcraE+IL3ehC8bJBPf y675qtXtsvokvzFRUFAdNz5I88acKWZJX6kyIHvMCndusSnRNA9uTweLd1vKXTwe/jTwcoYgwe9Rj MF45Xts7wk9Wt8mxrVDJAdvAl2QvndrLAw7eR2NpV54hpd+GK3Jh9JbVXJU1+eHy4m3eSG/kq7i2U qrp0Ka1lkfLKwH1hUYTVxeZQTyGlY950UE8UUip2krlpjf6Y9ZLisTxmUoJ62KTSkqkscvM4trzKJ nuxkNv1A==; Received: from [122.175.9.182] (port=16565 helo=cypher.couthit.local) by server.wki.vra.mybluehostin.me with esmtpa (Exim 4.98.1) (envelope-from ) id 1u4KUm-00000000395-3TeH; Mon, 14 Apr 2025 19:39:09 +0530 From: Parvathi Pudi To: danishanwar@ti.com, rogerq@kernel.org, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, nm@ti.com, ssantosh@kernel.org, tony@atomide.com, richardcochran@gmail.com, glaroque@baylibre.com, schnelle@linux.ibm.com, m-karicheri2@ti.com, s.hauer@pengutronix.de, rdunlap@infradead.org, diogo.ivo@siemens.com, basharath@couthit.com, parvathi@couthit.com, horms@kernel.org, jacob.e.keller@intel.com, m-malladi@ti.com, javier.carrasco.cruz@gmail.com, afd@ti.com, s-anna@ti.com Cc: linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, pratheesh@ti.com, prajith@ti.com, vigneshr@ti.com, praneeth@ti.com, srk@ti.com, rogerq@ti.com, krishna@couthit.com, pmohan@couthit.com, mohan@couthit.com Subject: [PATCH net-next v5 10/11] net: ti: prueth: Adds support for PRUETH on AM33x and AM43x SOCs Date: Mon, 14 Apr 2025 19:37:50 +0530 Message-Id: <20250414140751.1916719-11-parvathi@couthit.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250414113458.1913823-1-parvathi@couthit.com> References: <20250414113458.1913823-1-parvathi@couthit.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - server.wki.vra.mybluehostin.me X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - couthit.com X-Get-Message-Sender-Via: server.wki.vra.mybluehostin.me: authenticated_id: parvathi@couthit.com X-Authenticated-Sender: server.wki.vra.mybluehostin.me: parvathi@couthit.com X-Source: X-Source-Args: X-Source-Dir: X-Patchwork-Delegate: kuba@kernel.org From: Roger Quadros Adds support for AM335x and AM437x datasets. Dual-EMAC and Switch mode firmware elf file to switch between protocols at run time. Added API hooks for IEP module (legacy 32-bit model) to support timestamping requests from application. Signed-off-by: Roger Quadros Signed-off-by: Andrew F. Davis Signed-off-by: Basharath Hussain Khaja Signed-off-by: Parvathi Pudi --- drivers/net/ethernet/ti/icssg/icss_iep.c | 61 ++++++++++++++++++++ drivers/net/ethernet/ti/icssm/icssm_prueth.c | 32 ++++++++++ 2 files changed, 93 insertions(+) diff --git a/drivers/net/ethernet/ti/icssg/icss_iep.c b/drivers/net/ethernet/ti/icssg/icss_iep.c index 783cf9677be9..8522901ec721 100644 --- a/drivers/net/ethernet/ti/icssg/icss_iep.c +++ b/drivers/net/ethernet/ti/icssg/icss_iep.c @@ -1011,6 +1011,59 @@ static const struct icss_iep_plat_data am57xx_icss_iep_plat_data = { .config = &am654_icss_iep_regmap_config, }; +static bool am335x_icss_iep_valid_reg(struct device *dev, unsigned int reg) +{ + switch (reg) { + case ICSS_IEP_GLOBAL_CFG_REG ... ICSS_IEP_CAPTURE_STAT_REG: + case ICSS_IEP_CAP6_RISE_REG0: + case ICSS_IEP_CMP_CFG_REG ... ICSS_IEP_CMP0_REG0: + case ICSS_IEP_CMP8_REG0 ... ICSS_IEP_SYNC_START_REG: + return true; + default: + return false; + } + + return false; +} + +static const struct regmap_config am335x_icss_iep_regmap_config = { + .name = "icss iep", + .reg_stride = 1, + .reg_write = icss_iep_regmap_write, + .reg_read = icss_iep_regmap_read, + .writeable_reg = am335x_icss_iep_valid_reg, + .readable_reg = am335x_icss_iep_valid_reg, +}; + +static const struct icss_iep_plat_data am335x_icss_iep_plat_data = { + .flags = 0, + .reg_offs = { + [ICSS_IEP_GLOBAL_CFG_REG] = 0x00, + [ICSS_IEP_COMPEN_REG] = 0x08, + [ICSS_IEP_COUNT_REG0] = 0x0C, + [ICSS_IEP_CAPTURE_CFG_REG] = 0x10, + [ICSS_IEP_CAPTURE_STAT_REG] = 0x14, + + [ICSS_IEP_CAP6_RISE_REG0] = 0x30, + + [ICSS_IEP_CAP7_RISE_REG0] = 0x38, + + [ICSS_IEP_CMP_CFG_REG] = 0x40, + [ICSS_IEP_CMP_STAT_REG] = 0x44, + [ICSS_IEP_CMP0_REG0] = 0x48, + + [ICSS_IEP_CMP8_REG0] = 0x88, + [ICSS_IEP_SYNC_CTRL_REG] = 0x100, + [ICSS_IEP_SYNC0_STAT_REG] = 0x108, + [ICSS_IEP_SYNC1_STAT_REG] = 0x10C, + [ICSS_IEP_SYNC_PWIDTH_REG] = 0x110, + [ICSS_IEP_SYNC0_PERIOD_REG] = 0x114, + [ICSS_IEP_SYNC1_DELAY_REG] = 0x118, + [ICSS_IEP_SYNC_START_REG] = 0x11C, + }, + .config = &am335x_icss_iep_regmap_config, +}; + static const struct of_device_id icss_iep_of_match[] = { { .compatible = "ti,am654-icss-iep", @@ -1020,6 +1073,14 @@ static const struct of_device_id icss_iep_of_match[] = { .compatible = "ti,am5728-icss-iep", .data = &am57xx_icss_iep_plat_data, }, + { + .compatible = "ti,am3356-icss-iep", + .data = &am335x_icss_iep_plat_data, + }, + { + .compatible = "ti,am4376-icss-iep", + .data = &am335x_icss_iep_plat_data, + }, {}, }; MODULE_DEVICE_TABLE(of, icss_iep_of_match); diff --git a/drivers/net/ethernet/ti/icssm/icssm_prueth.c b/drivers/net/ethernet/ti/icssm/icssm_prueth.c index 90b5876b93ed..87b366030aa1 100644 --- a/drivers/net/ethernet/ti/icssm/icssm_prueth.c +++ b/drivers/net/ethernet/ti/icssm/icssm_prueth.c @@ -2122,6 +2122,10 @@ static int icssm_prueth_probe(struct platform_device *pdev) } prueth->ocmc_ram_size = OCMC_RAM_SIZE; + /* Decreased by 8KB to address the reserved region for AM33x */ + if (prueth->fw_data->driver_data == PRUSS_AM33XX) + prueth->ocmc_ram_size = (SZ_64K - SZ_8K); + prueth->mem[PRUETH_MEM_OCMC].va = (void __iomem *)gen_pool_alloc(prueth->sram_pool, prueth->ocmc_ram_size); @@ -2365,6 +2369,32 @@ static const struct dev_pm_ops prueth_dev_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(icssm_prueth_suspend, icssm_prueth_resume) }; +/* AM335x SoC-specific firmware data */ +static struct prueth_private_data am335x_prueth_pdata = { + .driver_data = PRUSS_AM33XX, + .fw_pru[PRUSS_PRU0] = { + .fw_name[PRUSS_ETHTYPE_EMAC] = + "ti-pruss/am335x-pru0-prueth-fw.elf", + }, + .fw_pru[PRUSS_PRU1] = { + .fw_name[PRUSS_ETHTYPE_EMAC] = + "ti-pruss/am335x-pru1-prueth-fw.elf", + }, +}; + +/* AM437x SoC-specific firmware data */ +static struct prueth_private_data am437x_prueth_pdata = { + .driver_data = PRUSS_AM43XX, + .fw_pru[PRUSS_PRU0] = { + .fw_name[PRUSS_ETHTYPE_EMAC] = + "ti-pruss/am437x-pru0-prueth-fw.elf", + }, + .fw_pru[PRUSS_PRU1] = { + .fw_name[PRUSS_ETHTYPE_EMAC] = + "ti-pruss/am437x-pru1-prueth-fw.elf", + }, +}; + /* AM57xx SoC-specific firmware data */ static struct prueth_private_data am57xx_prueth_pdata = { .driver_data = PRUSS_AM57XX, @@ -2380,6 +2410,8 @@ static struct prueth_private_data am57xx_prueth_pdata = { static const struct of_device_id prueth_dt_match[] = { { .compatible = "ti,am57-prueth", .data = &am57xx_prueth_pdata, }, + { .compatible = "ti,am4376-prueth", .data = &am437x_prueth_pdata, }, + { .compatible = "ti,am3359-prueth", .data = &am335x_prueth_pdata, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, prueth_dt_match);