diff options
Diffstat (limited to 'target/linux/ramips/patches-4.3/0061-mt7621-set-up-pci-memory-region.patch')
| -rw-r--r-- | target/linux/ramips/patches-4.3/0061-mt7621-set-up-pci-memory-region.patch | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/target/linux/ramips/patches-4.3/0061-mt7621-set-up-pci-memory-region.patch b/target/linux/ramips/patches-4.3/0061-mt7621-set-up-pci-memory-region.patch deleted file mode 100644 index e6338a9478..0000000000 --- a/target/linux/ramips/patches-4.3/0061-mt7621-set-up-pci-memory-region.patch +++ /dev/null @@ -1,42 +0,0 @@ ---- a/arch/mips/pci/pci-mt7621.c -+++ b/arch/mips/pci/pci-mt7621.c -@@ -46,6 +46,7 @@ - #include <linux/version.h> - #include <asm/pci.h> - #include <asm/io.h> -+#include <asm/mips-cm.h> - #include <linux/init.h> - #include <linux/module.h> - #include <linux/delay.h> -@@ -553,6 +554,23 @@ set_phy_for_ssc(void) - #endif - } - -+void setup_cm_memory_region(struct resource *mem_resource) -+{ -+ resource_size_t mask; -+ if (mips_cm_numiocu()) { -+ /* FIXME: hardware doesn't accept mask values with 1s after -+ 0s (e.g. 0xffef), so it would be great to warn if that's -+ about to happen */ -+ mask = ~(mem_resource->end - mem_resource->start); -+ -+ write_gcr_reg1_base(mem_resource->start); -+ write_gcr_reg1_mask(mask | CM_GCR_REGn_MASK_CMTGT_IOCU0); -+ printk("PCI coherence region base: 0x%08lx, mask/settings: 0x%08lx\n", -+ read_gcr_reg1_base(), -+ read_gcr_reg1_mask()); -+ } -+} -+ - static int mt7621_pci_probe(struct platform_device *pdev) - { - unsigned long val = 0; -@@ -780,6 +798,7 @@ pcie(2/1/0) link status pcie2_num pcie1_ - } - - pci_load_of_ranges(&mt7621_controller, pdev->dev.of_node); -+ setup_cm_memory_region(mt7621_controller.mem_resource); - register_pci_controller(&mt7621_controller); - return 0; - |