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Thu, 25 Apr 2024 07:08:53 -0500 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Thu, 25 Apr 2024 07:08:52 -0500 Received: from localhost (chintan-thinkstation-p360-tower.dhcp.ti.com [172.24.227.220]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43PC8pKm037358; Thu, 25 Apr 2024 07:08:52 -0500 From: Chintan Vankar To: =?utf-8?q?Marek_Beh=C3=BAn?= , Michal Simek , Vignesh Raghavendra , "MD Danish Anwar" , Udit Kumar , Matthias Schiffer , Andreas Dannenberg , Devarsh Thakkar , Bin Meng , "Sean Anderson" , Kishon Vijay Abraham I , "Nikhil M Jain" , Wadim Egorov , "Joao Paulo Goncalves" , Mattijs Korpershoek , Chintan Vankar , Dhruva Gole , Francesco Dolcini , "Andrew Davis" , Roger Quadros , Maxime Ripard , Neha Malcom Francis , Simon Glass , Siddharth Vadapalli , Nishanth Menon , Tom Rini CC: Subject: [PATCH v2 03/10] soc: ti: k3-navss-ringacc: Initialize base address of ring cfg registers Date: Thu, 25 Apr 2024 17:38:15 +0530 Message-ID: <20240425120822.2048012-4-c-vankar@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240425120822.2048012-1-c-vankar@ti.com> References: <20240425120822.2048012-1-c-vankar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean From: Kishon Vijay Abraham I Initialize base address of ring config registers required to natively setup ring cfg registers in the absence of Device Manager (DM) services at R5 SPL stage. Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Siddharth Vadapalli Signed-off-by: Chintan Vankar --- Link to v1: https://lore.kernel.org/r/20240112064759.1801600-4-s-vadapalli@ti.com/ Changes from v1 to v2: - No changes. drivers/soc/ti/k3-navss-ringacc.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/soc/ti/k3-navss-ringacc.c b/drivers/soc/ti/k3-navss-ringacc.c index ed39ff2fa4..0a96ed666c 100644 --- a/drivers/soc/ti/k3-navss-ringacc.c +++ b/drivers/soc/ti/k3-navss-ringacc.c @@ -1030,8 +1030,8 @@ static int k3_nav_ringacc_init(struct udevice *dev, struct k3_nav_ringacc *ringa struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, struct k3_ringacc_init_data *data) { + void __iomem *base_rt, *base_cfg; struct k3_nav_ringacc *ringacc; - void __iomem *base_rt; int i; ringacc = devm_kzalloc(dev, sizeof(*ringacc), GFP_KERNEL); @@ -1049,6 +1049,10 @@ struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, if (!base_rt) return ERR_PTR(-EINVAL); + base_cfg = dev_read_addr_name_ptr(dev, "cfg"); + if (!base_cfg) + return ERR_PTR(-EINVAL); + ringacc->rings = devm_kzalloc(dev, sizeof(*ringacc->rings) * ringacc->num_rings * 2, @@ -1063,6 +1067,7 @@ struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, for (i = 0; i < ringacc->num_rings; i++) { struct k3_nav_ring *ring = &ringacc->rings[i]; + ring->cfg = base_cfg + KNAV_RINGACC_CFG_REGS_STEP * i; ring->rt = base_rt + K3_DMARING_RING_RT_REGS_STEP * i; ring->parent = ringacc; ring->ring_id = i;