diff options
author | Jon Medhurst <tixy@linaro.org> | 2014-11-19 09:52:55 +0000 |
---|---|---|
committer | Jon Medhurst <tixy@linaro.org> | 2014-11-19 09:52:55 +0000 |
commit | b826804d499e6db889d460488d2437b17464baad (patch) | |
tree | 6d40717b5fd38c89fb321b328d81250587b2f34f /include | |
parent | e739cd24347681e337f7a0fafdbf3e4958784c32 (diff) | |
parent | c3767ea2d612c046eaf65cd6a1d7df7cd711aea1 (diff) |
Merge branch 'tracking-armlt-juno-cpufreq' into integration-linaro-vexpress64tracking-integration-linaro-vexpress-ll-20141119.0
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/scpi_protocol.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/scpi_protocol.h b/include/linux/scpi_protocol.h new file mode 100644 index 000000000000..0fdc969d8b9e --- /dev/null +++ b/include/linux/scpi_protocol.h @@ -0,0 +1,35 @@ +/* + * SCPI Message Protocol 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/>. + */ +#include <linux/types.h> + +struct scpi_opp_entry { + u32 freq_hz; + u32 volt_mv; +} __packed; + +struct scpi_opp { + struct scpi_opp_entry *opp; + u32 latency; /* in usecs */ + int count; +} __packed; + +unsigned long scpi_clk_get_val(u16 clk_id); +int scpi_clk_set_val(u16 clk_id, unsigned long rate); +int scpi_dvfs_get_idx(u8 domain); +int scpi_dvfs_set_idx(u8 domain, u8 idx); +struct scpi_opp *scpi_dvfs_get_opps(u8 domain); |