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 --- ..._ppfe-eth-use-memremap-to-map-RAM-area-us.patch | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 target/linux/layerscape/patches-5.4/701-net-0320-staging-fsl_ppfe-eth-use-memremap-to-map-RAM-area-us.patch (limited to 'target/linux/layerscape/patches-5.4/701-net-0320-staging-fsl_ppfe-eth-use-memremap-to-map-RAM-area-us.patch') diff --git a/target/linux/layerscape/patches-5.4/701-net-0320-staging-fsl_ppfe-eth-use-memremap-to-map-RAM-area-us.patch b/target/linux/layerscape/patches-5.4/701-net-0320-staging-fsl_ppfe-eth-use-memremap-to-map-RAM-area-us.patch new file mode 100644 index 0000000000..115685c480 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0320-staging-fsl_ppfe-eth-use-memremap-to-map-RAM-area-us.patch @@ -0,0 +1,49 @@ +From 7872505a2194c9766c7986e761c0ae9bdd6e5e57 Mon Sep 17 00:00:00 2001 +From: Calvin Johnson +Date: Tue, 26 Mar 2019 16:52:22 +0530 +Subject: [PATCH] staging: fsl_ppfe/eth: use memremap() to map RAM area used by + PFE + +RAM area used by PFE should be mapped using memremap() instead of +directly traslating physical addr to virtual. This will ensure proper +checks are done before the area is used. + +Signed-off-by: Calvin Johnson +--- + drivers/staging/fsl_ppfe/pfe_ls1012a_platform.c | 10 ++++++---- + 1 file changed, 6 insertions(+), 4 deletions(-) + +--- a/drivers/staging/fsl_ppfe/pfe_ls1012a_platform.c ++++ b/drivers/staging/fsl_ppfe/pfe_ls1012a_platform.c +@@ -148,9 +148,10 @@ static int pfe_platform_probe(struct pla + pfe->ddr_phys_baseaddr = res.start; + pfe->ddr_size = resource_size(&res); + +- pfe->ddr_baseaddr = phys_to_virt(res.start); ++ pfe->ddr_baseaddr = memremap(res.start, resource_size(&res), ++ MEMREMAP_WB); + if (!pfe->ddr_baseaddr) { +- pr_err("ioremap() ddr failed\n"); ++ pr_err("memremap() ddr failed\n"); + rc = -ENOMEM; + goto err_ddr; + } +@@ -240,7 +241,7 @@ err_hif_irq: + iounmap(pfe->cbus_baseaddr); + + err_axi: +- iounmap(pfe->ddr_baseaddr); ++ memunmap(pfe->ddr_baseaddr); + + err_ddr: + platform_set_drvdata(pdev, NULL); +@@ -264,7 +265,8 @@ static int pfe_platform_remove(struct pl + rc = pfe_remove(pfe); + + iounmap(pfe->cbus_baseaddr); +- iounmap(pfe->ddr_baseaddr); ++ ++ memunmap(pfe->ddr_baseaddr); + + platform_set_drvdata(pdev, NULL); + -- cgit v1.2.3