From cddd4591404fb4c53dc0b3c0b15b942cdbed4356 Mon Sep 17 00:00:00 2001 From: Yangbo Lu Date: Fri, 10 Apr 2020 10:47:05 +0800 Subject: layerscape: add patches-5.4 Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu --- ...CI-Disable-MSI-on-CYW4356-and-CYW4359-chi.patch | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 target/linux/layerscape/patches-5.4/812-pcie-0005-MLK-20684-PCI-Disable-MSI-on-CYW4356-and-CYW4359-chi.patch (limited to 'target/linux/layerscape/patches-5.4/812-pcie-0005-MLK-20684-PCI-Disable-MSI-on-CYW4356-and-CYW4359-chi.patch') diff --git a/target/linux/layerscape/patches-5.4/812-pcie-0005-MLK-20684-PCI-Disable-MSI-on-CYW4356-and-CYW4359-chi.patch b/target/linux/layerscape/patches-5.4/812-pcie-0005-MLK-20684-PCI-Disable-MSI-on-CYW4356-and-CYW4359-chi.patch new file mode 100644 index 0000000000..dfda1aa98b --- /dev/null +++ b/target/linux/layerscape/patches-5.4/812-pcie-0005-MLK-20684-PCI-Disable-MSI-on-CYW4356-and-CYW4359-chi.patch @@ -0,0 +1,30 @@ +From 852d91023cc24663e6b3b0707e98a189a7b1de87 Mon Sep 17 00:00:00 2001 +From: Andy Duan +Date: Wed, 2 Jan 2019 17:55:44 +0800 +Subject: [PATCH] MLK-20684 PCI: Disable MSI on CYW4356 and CYW4359 chips + +MSI is broken on CYW4356/4359 chips. This causes CYW4356 1CX not +work on i.MX8x platforms with bandwidth test. It is known issue +that i.MX8x PCIe host driver MSI interrupt lost. + +Disable MSI completely for this chipset to let wifi can stable work +until PCIe RC driver fix the issue. + +Reviewed-by: Richard Zhu +Signed-off-by: Fugang Duan +(cherry picked from commit d99766187fb99d4a6655a1e0fdf5dc9451a8e4a0) +--- + drivers/pci/quirks.c | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/pci/quirks.c ++++ b/drivers/pci/quirks.c +@@ -2444,6 +2444,8 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VI + DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3364, quirk_disable_all_msi); + DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8380_0, quirk_disable_all_msi); + DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SI, 0x0761, quirk_disable_all_msi); ++DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_BROADCOM, 0x43ec, quirk_disable_all_msi); ++DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_BROADCOM, 0x43ef, quirk_disable_all_msi); + + /* Disable MSI on chipsets that are known to not support it */ + static void quirk_disable_msi(struct pci_dev *dev) -- cgit v1.2.3