[PATCH v8 09/34] dt-bindings: host1x: Document Memory Client resets of Host1x, GR2D and GR3D

Dmitry Osipenko
2021-08-17T01:30:28Z

Memory Client should be blocked before hardware reset is asserted in order
to prevent memory corruption and hanging of memory controller.

Document Memory Client resets of Host1x, GR2D and GR3D hardware units.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
.../bindings/display/tegra/nvidia,tegra20-host1x.txt | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt
index 62861a8fb5c6..07a08653798b 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt
@@ -18,6 +18,7 @@ Required properties:
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
+ - mc
- host1x

Optional properties:
@@ -197,6 +198,7 @@ of the following host1x client modules:
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
+ - mc
- 2d

Optional properties:
@@ -222,6 +224,8 @@ of the following host1x client modules:
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
+ - mc
+ - mc2 (Only required on SoCs with two 3D clocks)
- 3d
- 3d2 (Only required on SoCs with two 3D clocks)

--
2.32.0