From d21d6ea4547412632e01de505b7a2c8a83817a02 Mon Sep 17 00:00:00 2001 From: DENG Qingfang Date: Wed, 11 Mar 2020 21:05:41 +0800 Subject: ramips: mt7621: backport PCIe driver fixes from staging-test Backport mt7621-pci/mt7621-pci-phy fixes from staging-test Signed-off-by: DENG Qingfang --- ...621-pci-delete-no-more-needed-mt7621_rese.patch | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 target/linux/ramips/patches-5.4/0105-staging-mt7621-pci-delete-no-more-needed-mt7621_rese.patch (limited to 'target/linux/ramips/patches-5.4/0105-staging-mt7621-pci-delete-no-more-needed-mt7621_rese.patch') diff --git a/target/linux/ramips/patches-5.4/0105-staging-mt7621-pci-delete-no-more-needed-mt7621_rese.patch b/target/linux/ramips/patches-5.4/0105-staging-mt7621-pci-delete-no-more-needed-mt7621_rese.patch new file mode 100644 index 0000000000..fc509e945b --- /dev/null +++ b/target/linux/ramips/patches-5.4/0105-staging-mt7621-pci-delete-no-more-needed-mt7621_rese.patch @@ -0,0 +1,46 @@ +From 4be54c3a495f08c05a8e485566e5b88cd3537f16 Mon Sep 17 00:00:00 2001 +From: Sergio Paracuellos +Date: Fri, 13 Mar 2020 21:09:13 +0100 +Subject: [PATCH] staging: mt7621-pci: delete no more needed + 'mt7621_reset_port' + +After review all the resets at the beggining the function +'mt7621_reset_port' is not needed anymore. Hence delete it +and its uses. + +Signed-off-by: Sergio Paracuellos +Link: https://lore.kernel.org/r/20200313200913.24321-7-sergio.paracuellos@gmail.com +Signed-off-by: Greg Kroah-Hartman +--- + drivers/staging/mt7621-pci/pci-mt7621.c | 13 ------------- + 1 file changed, 13 deletions(-) + +--- a/drivers/staging/mt7621-pci/pci-mt7621.c ++++ b/drivers/staging/mt7621-pci/pci-mt7621.c +@@ -255,13 +255,6 @@ static inline void mt7621_control_deasse + reset_control_assert(port->pcie_rst); + } + +-static void mt7621_reset_port(struct mt7621_pcie_port *port) +-{ +- mt7621_control_assert(port); +- msleep(100); +- mt7621_control_deassert(port); +-} +- + static void setup_cm_memory_region(struct mt7621_pcie *pcie) + { + struct resource *mem_resource = &pcie->mem; +@@ -427,12 +420,6 @@ static int mt7621_pcie_init_port(struct + u32 slot = port->slot; + int err; + +- /* +- * Any MT7621 Ralink pcie controller that doesn't have 0x0101 at +- * the end of the chip_id has inverted PCI resets. +- */ +- mt7621_reset_port(port); +- + err = phy_init(port->phy); + if (err) { + dev_err(dev, "failed to initialize port%d phy\n", slot); -- cgit v1.2.3