diff options
Diffstat (limited to 'dts/include/dt-bindings/mailbox/tegra186-hsp.h')
| -rw-r--r-- | dts/include/dt-bindings/mailbox/tegra186-hsp.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/dts/include/dt-bindings/mailbox/tegra186-hsp.h b/dts/include/dt-bindings/mailbox/tegra186-hsp.h new file mode 100644 index 0000000000..f5d66e5f5f --- /dev/null +++ b/dts/include/dt-bindings/mailbox/tegra186-hsp.h @@ -0,0 +1,24 @@ +/* + * This header provides constants for binding nvidia,tegra186-hsp. + */ + +#ifndef _DT_BINDINGS_MAILBOX_TEGRA186_HSP_H +#define _DT_BINDINGS_MAILBOX_TEGRA186_HSP_H + +/* + * These define the type of mailbox that is to be used (doorbell, shared + * mailbox, shared semaphore or arbitrated semaphore). + */ +#define TEGRA_HSP_MBOX_TYPE_DB 0x0 +#define TEGRA_HSP_MBOX_TYPE_SM 0x1 +#define TEGRA_HSP_MBOX_TYPE_SS 0x2 +#define TEGRA_HSP_MBOX_TYPE_AS 0x3 + +/* + * These defines represent the bit associated with the given master ID in the + * doorbell registers. + */ +#define TEGRA_HSP_DB_MASTER_CCPLEX 17 +#define TEGRA_HSP_DB_MASTER_BPMP 19 + +#endif |