Merge tag 'drm-misc-next-2020-01-10' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.6:

UAPI Changes:

Cross-subsystem Changes:
- Convert simple panel bindings to a template.

Core Changes:
- Revert drm-bridge-state changes, it causes a dependency error
  between drm and drm_kms_helper.
- Fix when disabling crc's.
- Assorted Kconfig fixes.

Driver Changes:
- Add ddc symlinks to more drivers.
- Fix chained bridge handling in exynos and vc4.
- More clock rate fixes in sun4i.
- Add support for AUO B116XAK01, GiantPlus GPM940B0, Sony ACX424AKP,
  BOE NV140FHM-N49, Satoz SAT050AT40H12R2 and Sharp LS020B1DD01D panels.
- Assorted small bugfixes.

Signed-off-by: Dave Airlie <[email protected]>

From: Maarten Lankhorst <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index 4e29f4fe4a05..072ea113e6be 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -856,6 +856,13 @@ static int sun4i_backend_bind(struct device *dev, struct device *master,
 		ret = PTR_ERR(backend->mod_clk);
 		goto err_disable_bus_clk;
 	}
+
+	ret = clk_set_rate_exclusive(backend->mod_clk, 300000000);
+	if (ret) {
+		dev_err(dev, "Couldn't set the module clock frequency\n");
+		goto err_disable_bus_clk;
+	}
+
 	clk_prepare_enable(backend->mod_clk);
 
 	backend->ram_clk = devm_clk_get(dev, "ram");
@@ -932,6 +939,7 @@ static int sun4i_backend_bind(struct device *dev, struct device *master,
 err_disable_ram_clk:
 	clk_disable_unprepare(backend->ram_clk);
 err_disable_mod_clk:
+	clk_rate_exclusive_put(backend->mod_clk);
 	clk_disable_unprepare(backend->mod_clk);
 err_disable_bus_clk:
 	clk_disable_unprepare(backend->bus_clk);
@@ -952,6 +960,7 @@ static void sun4i_backend_unbind(struct device *dev, struct device *master,
 		sun4i_backend_free_sat(dev);
 
 	clk_disable_unprepare(backend->ram_clk);
+	clk_rate_exclusive_put(backend->mod_clk);
 	clk_disable_unprepare(backend->mod_clk);
 	clk_disable_unprepare(backend->bus_clk);
 	reset_control_assert(backend->reset);