[RFC v6 17/25] powerpc, fbdev: Use arch_nvram_ops methods instead of nvram_read_byte() and nvram_write_byte()

Make use of arch_nvram_ops in device drivers so that the nvram_* function exports can be removed. Since they are no longer global symbols, rename the PPC32 nvram_* functions appropriately. Signed-off-by: Finn Thain --- Changed since v4: - Split off the CONFIG_PPC32, CONFIG_PPC_PMAC and

[RFC v6 17/25] powerpc, fbdev: Use arch_nvram_ops methods instead of nvram_read_byte() and nvram_write_byte()

Make use of arch_nvram_ops in device drivers so that the nvram_* function exports can be removed. Since they are no longer global symbols, rename the PPC32 nvram_* functions appropriately. Signed-off-by: Finn Thain fth...@telegraphics.com.au --- Changed since v4: - Split off the CONFIG_PPC32,