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Tue, 6 Jul 2021 05:50:55 -0500 Received: from DFLE114.ent.ti.com (10.64.6.35) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Tue, 6 Jul 2021 05:50:54 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2 via Frontend Transport; Tue, 6 Jul 2021 05:50:54 -0500 Received: from a0393678-ssd.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 166Aoar4015822; Tue, 6 Jul 2021 05:50:51 -0500 From: Kishon Vijay Abraham I To: Lorenzo Pieralisi , Arnd Bergmann , Rob Herring , Bjorn Helgaas CC: Lokesh Vutla , Kishon Vijay Abraham I , Greg Kroah-Hartman , Tom Joseph , , , , , Nadeem Athani Subject: [PATCH 3/5] PCI: j721e: Add PCIe support for AM64 Date: Tue, 6 Jul 2021 16:20:33 +0530 Message-ID: <20210706105035.9915-4-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210706105035.9915-1-kishon@ti.com> References: <20210706105035.9915-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210706_035103_938576_221B9A9B X-CRM114-Status: GOOD ( 10.67 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org AM64 has the same PCIe IP as in J7200 with certain erratas not applicable (quirk_detect_quiet_flag). Add support for "ti,am64-pcie-host" compatible and "ti,am64-pcie-ep" compatible that is specific to AM64. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/cadence/pci-j721e.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/controller/cadence/pci-j721e.c index 803da33b86d8..3156b28ae8ab 100644 --- a/drivers/pci/controller/cadence/pci-j721e.c +++ b/drivers/pci/controller/cadence/pci-j721e.c @@ -310,6 +310,17 @@ static const struct j721e_pcie_data j7200_pcie_ep_data = { .quirk_detect_quiet_flag = true, }; +static const struct j721e_pcie_data am64_pcie_rc_data = { + .mode = PCI_MODE_RC, + .link_irq_reg_field = J7200_LINK_DOWN, + .byte_access_allowed = true, +}; + +static const struct j721e_pcie_data am64_pcie_ep_data = { + .mode = PCI_MODE_EP, + .link_irq_reg_field = J7200_LINK_DOWN, +}; + static const struct of_device_id of_j721e_pcie_match[] = { { .compatible = "ti,j721e-pcie-host", @@ -327,6 +338,14 @@ static const struct of_device_id of_j721e_pcie_match[] = { .compatible = "ti,j7200-pcie-ep", .data = &j7200_pcie_ep_data, }, + { + .compatible = "ti,am64-pcie-host", + .data = &am64_pcie_rc_data, + }, + { + .compatible = "ti,am64-pcie-ep", + .data = &am64_pcie_ep_data, + }, {}, };