| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| Joseph Lo | e983940 | 2016-07-05 17:04:22 +0800 | [diff] [blame] | 2 | /* |
| 3 | * This header provides constants for binding nvidia,tegra186-hsp. |
| 4 | */ |
| 5 | |
| 6 | #ifndef _DT_BINDINGS_MAILBOX_TEGRA186_HSP_H |
| 7 | #define _DT_BINDINGS_MAILBOX_TEGRA186_HSP_H |
| 8 | |
| 9 | /* |
| 10 | * These define the type of mailbox that is to be used (doorbell, shared |
| 11 | * mailbox, shared semaphore or arbitrated semaphore). |
| 12 | */ |
| 13 | #define TEGRA_HSP_MBOX_TYPE_DB 0x0 |
| 14 | #define TEGRA_HSP_MBOX_TYPE_SM 0x1 |
| 15 | #define TEGRA_HSP_MBOX_TYPE_SS 0x2 |
| 16 | #define TEGRA_HSP_MBOX_TYPE_AS 0x3 |
| 17 | |
| 18 | /* |
| 19 | * These defines represent the bit associated with the given master ID in the |
| 20 | * doorbell registers. |
| 21 | */ |
| 22 | #define TEGRA_HSP_DB_MASTER_CCPLEX 17 |
| 23 | #define TEGRA_HSP_DB_MASTER_BPMP 19 |
| 24 | |
| 25 | #endif |