dt-bindings: Add Host1x context stream IDs on Tegra234

Add defines for stream IDs used for Host1x context isolation
on Tegra234. The same stream IDs are used for both NISO0 and
NISO1 SMMUs since Host1x's stream ID protection tables don't
make a distinction between the two.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>

include/dt-bindings/memory/tegra234-mc.h

@@ -34,6 +34,16 @@
 #define TEGRA234_SID_HOST1X	0x27
 #define TEGRA234_SID_VIC	0x34
 
+/* Shared stream IDs */
+#define TEGRA234_SID_HOST1X_CTX0	0x35
+#define TEGRA234_SID_HOST1X_CTX1	0x36
+#define TEGRA234_SID_HOST1X_CTX2	0x37
+#define TEGRA234_SID_HOST1X_CTX3	0x38
+#define TEGRA234_SID_HOST1X_CTX4	0x39
+#define TEGRA234_SID_HOST1X_CTX5	0x3a
+#define TEGRA234_SID_HOST1X_CTX6	0x3b
+#define TEGRA234_SID_HOST1X_CTX7	0x3c
+
 /*
  * memory client IDs
  */