[PATCH v2 3/4] drm/rockchip/dsi: enable the grf clk before writing grf registers

For RK3399, the grf clk should be enabled before writing grf registers, otherwise the register value can not be changed. Signed-off-by: Chris Zhong --- Changes in v2: - check the grf_clk only for RK3399 drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 21 + 1

[PATCH v2 3/4] drm/rockchip/dsi: enable the grf clk before writing grf registers

For RK3399, the grf clk should be enabled before writing grf registers, otherwise the register value can not be changed. Signed-off-by: Chris Zhong --- Changes in v2: - check the grf_clk only for RK3399 drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 21 + 1 file changed, 21