From: Tomasz Figa <tfiga@xxxxxxxxxxxx> [ Upstream commit 488e3f52a82775bf9a4826a9eb59f10336c3f012 ] Fix an implicit declaration of usleep_range(): drivers/phy/rockchip/phy-rockchip-dphy-rx0.c: In function 'rk_dphy_enable': drivers/phy/rockchip/phy-rockchip-dphy-rx0.c:203:2: error: implicit declaration of function 'usleep_range' [-Werror=implicit-function-declaration] Fixes: 32abcc4491c62 ("media: staging: phy-rockchip-dphy-rx0: add Rockchip MIPI Synopsys DPHY RX0 driver") Signed-off-by: Tomasz Figa <tfiga@xxxxxxxxxxxx> Reviewed-by: Heiko Stuebner <heiko@xxxxxxxxx> Link: https://lore.kernel.org/r/20200921225618.52529-1-tfiga@xxxxxxxxxxxx Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- .../staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c b/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c index 7c4df6d48c43d..4df9476ef2a9b 100644 --- a/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c +++ b/drivers/staging/media/phy-rockchip-dphy-rx0/phy-rockchip-dphy-rx0.c @@ -16,6 +16,7 @@ */ #include <linux/clk.h> +#include <linux/delay.h> #include <linux/io.h> #include <linux/mfd/syscon.h> #include <linux/module.h> -- 2.25.1