arch/riscv: Remove I/O space access functions (outb, etc.)

RISC-V does not have the kind of I/O space that x86 has. Other
architectures tend to leave out these definitions as well.

Change-Id: I7328dae1f1fa4ef8772750244a0b11a3fa5aa88f
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-on: https://review.coreboot.org/25566
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>

1 files changed, 0 insertions, 29 deletions

diff --git a/src/arch/riscv/include/arch/io.h b/src/arch/riscv/include/arch/io.h
index 5bc10c0cd4..a19f4b5334 100644
--- a/src/arch/riscv/include/arch/io.h
+++ b/src/arch/riscv/include/arch/io.h
@@ -16,35 +16,6 @@
 
 #include <stdint.h>
 
-static inline void outb(uint8_t value, uint16_t port)
-{
-}
-
-static inline void outw(uint16_t value, uint16_t port)
-{
-}
-
-static inline void outl(uint32_t value, uint16_t port)
-{
-}
-
-
-static inline uint8_t inb(uint16_t port)
-{
-	return 0;
-}
-
-
-static inline uint16_t inw(uint16_t port)
-{
-	return 0;
-}
-
-static inline uint32_t inl(uint16_t port)
-{
-	return 0;
-}
-
 static inline __attribute__((always_inline)) uint8_t read8(const volatile void *addr)
 {
 	return *((volatile uint8_t *)(addr));