diff options
Diffstat (limited to 'drivers/mailbox/arm_mhu.h')
| -rw-r--r-- | drivers/mailbox/arm_mhu.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/mailbox/arm_mhu.h b/drivers/mailbox/arm_mhu.h new file mode 100644 index 000000000000..f78c1fa369c8 --- /dev/null +++ b/drivers/mailbox/arm_mhu.h @@ -0,0 +1,33 @@ +/* + * ARM Message Handling Unit (MHU) driver header + * + * Copyright (C) 2014 ARM Ltd. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ +#define CONTROLLER_NAME "mhu_ctlr" + +#define CHANNEL_MAX 2 +#define CHANNEL_LOW_PRIORITY "cpu_to_scp_low" +#define CHANNEL_HIGH_PRIORITY "cpu_to_scp_high" + +struct mhu_data_buf { + u32 cmd; + int tx_size; + void *tx_buf; + int rx_size; + void *rx_buf; + void *cl_data; +}; + +extern struct device* the_scpi_device; |