From 9a894b0e5d3e6ed3c435b89fe96794ec9ddf5925 Mon Sep 17 00:00:00 2001 From: Ansuel Smith Date: Sun, 28 Feb 2021 15:22:24 +0100 Subject: [PATCH] arm: Enlarge IO_SPACE_LIMIT needed for some SoC Ipq8064 SoC requires larger IO_SPACE_LIMIT or second and third pci port fails to register the IO addresses and connected device doesn't work. Cc: # 4.9+ Signed-off-by: Ansuel Smith --- arch/arm/include/asm/io.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -197,7 +197,7 @@ void __iomem *pci_remap_cfgspace(resourc #ifdef CONFIG_NEED_MACH_IO_H #include #elif defined(CONFIG_PCI) -#define IO_SPACE_LIMIT ((resource_size_t)0xfffff) +#define IO_SPACE_LIMIT ((resource_size_t)0xffffff) #define __io(a) __typesafe_io(PCI_IO_VIRT_BASE + ((a) & IO_SPACE_LIMIT)) #else #define __io(a) __typesafe_io((a) & IO_SPACE_LIMIT)