diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gpu.h | 1 |
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index ee2486159ea7..260a73a44e69 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -1383,6 +1383,12 @@ static int etnaviv_gpu_clk_enable(struct etnaviv_gpu *gpu) { int ret; + if (gpu->clk_reg) { + ret = clk_prepare_enable(gpu->clk_reg); + if (ret) + return ret; + } + if (gpu->clk_bus) { ret = clk_prepare_enable(gpu->clk_bus); if (ret) @@ -1421,6 +1427,8 @@ static int etnaviv_gpu_clk_disable(struct etnaviv_gpu *gpu) clk_disable_unprepare(gpu->clk_core); if (gpu->clk_bus) clk_disable_unprepare(gpu->clk_bus); + if (gpu->clk_reg) + clk_disable_unprepare(gpu->clk_reg); return 0; } @@ -1676,6 +1684,11 @@ static int etnaviv_gpu_platform_probe(struct platform_device *pdev) } /* Get Clocks: */ + gpu->clk_reg = devm_clk_get(&pdev->dev, "reg"); + DBG("clk_reg: %p", gpu->clk_reg); + if (IS_ERR(gpu->clk_reg)) + gpu->clk_reg = NULL; + gpu->clk_bus = devm_clk_get(&pdev->dev, "bus"); DBG("clk_bus: %p", gpu->clk_bus); if (IS_ERR(gpu->clk_bus)) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h index 186f7c7408b5..3b19528330a0 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h @@ -147,6 +147,7 @@ struct etnaviv_gpu { /* Power Control: */ struct clk *clk_bus; + struct clk *clk_reg; struct clk *clk_core; struct clk *clk_shader; |
