Rockchip RK3288 has some 64-bit capable DMA and therefore needs dma_addr_t to be a 64-bit size. One user is the Mali GPU. Signed-off-by: Tao Huang <huangtao at rock-chips.com> --- arch/arm/mach-rockchip/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index 9ad84cd01ba0..240354963158 100644 --- a/arch/arm/mach-rockchip/Kconfig +++ b/arch/arm/mach-rockchip/Kconfig @@ -3,6 +3,7 @@ config ARCH_ROCKCHIP depends on ARCH_MULTI_V7 select PINCTRL select PINCTRL_ROCKCHIP + select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE select ARCH_HAS_RESET_CONTROLLER select ARM_AMBA select ARM_GIC -- 2.7.4