Hi,
Am Montag, 22. August 2016, 11:36:23 schrieb Lin Huang:
base on dfi result, we do ddr frequency scaling, register dmc driver to devfreq framework, and use simple-ondemand policy.
Signed-off-by: Lin Huang hl@rock-chips.com Reviewed-by: Chanwoo Choi cw00.choi@samsung.com
[...]
diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c new file mode 100644 index 0000000..b73a73c --- /dev/null +++ b/drivers/devfreq/rk3399_dmc.c @@ -0,0 +1,499 @@ +/*
- Copyright (c) 2016, Fuzhou Rockchip Electronics Co., Ltd.
- Author: Lin Huang hl@rock-chips.com
- 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.
- */
+#include <linux/arm-smccc.h> +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/devfreq.h> +#include <linux/devfreq-event.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/platform_device.h> +#include <linux/pm_opp.h> +#include <linux/regulator/consumer.h> +#include <linux/rwsem.h> +#include <linux/suspend.h>
+#include <soc/rockchip/rockchip_sip.h>
I've split out the needed sip interface-header from patch1 and provide a stable signed tag you can pull into the devfreq tree.
Heiko
The following changes since commit 29b4817d4018df78086157ea3a55c1d9424a7cfc:
Linux 4.8-rc1 (2016-08-07 18:18:00 -0700)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git tags/rockchip-ddr-sip
for you to fetch changes up to 97dd82682f1a6174698fbea149a04b4cabc58c4f:
soc: rockchip: add header for ddr rate SIP interface (2016-08-31 18:53:24 +0200)
---------------------------------------------------------------- Header file defining the SIP-interface to the ATF for DDR frequency changes
---------------------------------------------------------------- Lin Huang (1): soc: rockchip: add header for ddr rate SIP interface
include/soc/rockchip/rockchip_sip.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 include/soc/rockchip/rockchip_sip.h