drm/etnaviv: Make the "core" clock mandatory

It is always present. It was documented as mandatory prior to
commit 90aeca875f8a ("dt-bindings: display: Convert etnaviv to
json-schema").

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index f303172..798fdbc 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -1796,7 +1796,7 @@ static int etnaviv_gpu_platform_probe(struct platform_device *pdev)
        if (IS_ERR(gpu->clk_bus))
                return PTR_ERR(gpu->clk_bus);
 
-       gpu->clk_core = devm_clk_get_optional(&pdev->dev, "core");
+       gpu->clk_core = devm_clk_get(&pdev->dev, "core");
        DBG("clk_core: %p", gpu->clk_core);
        if (IS_ERR(gpu->clk_core))
                return PTR_ERR(gpu->clk_core);