mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-03 17:40:04 +00:00
![Daniel Lezcano](/assets/img/avatar_default.png)
The dtpm hierarchy can now be removed with the dtpm_destroy_hierarchy() function. Add the module_exit() callback so the module can be unloaded by removing the previously created hierarchy. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20220130210210.549877-7-daniel.lezcano@linaro.org
65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* Copyright 2021 Linaro Limited
|
|
*
|
|
* Author: Daniel Lezcano <daniel.lezcano@linaro.org>
|
|
*
|
|
* DTPM hierarchy description
|
|
*/
|
|
#include <linux/dtpm.h>
|
|
#include <linux/module.h>
|
|
#include <linux/of.h>
|
|
#include <linux/platform_device.h>
|
|
|
|
static struct dtpm_node __initdata rk3399_hierarchy[] = {
|
|
[0]{ .name = "rk3399",
|
|
.type = DTPM_NODE_VIRTUAL },
|
|
[1]{ .name = "package",
|
|
.type = DTPM_NODE_VIRTUAL,
|
|
.parent = &rk3399_hierarchy[0] },
|
|
[2]{ .name = "/cpus/cpu@0",
|
|
.type = DTPM_NODE_DT,
|
|
.parent = &rk3399_hierarchy[1] },
|
|
[3]{ .name = "/cpus/cpu@1",
|
|
.type = DTPM_NODE_DT,
|
|
.parent = &rk3399_hierarchy[1] },
|
|
[4]{ .name = "/cpus/cpu@2",
|
|
.type = DTPM_NODE_DT,
|
|
.parent = &rk3399_hierarchy[1] },
|
|
[5]{ .name = "/cpus/cpu@3",
|
|
.type = DTPM_NODE_DT,
|
|
.parent = &rk3399_hierarchy[1] },
|
|
[6]{ .name = "/cpus/cpu@100",
|
|
.type = DTPM_NODE_DT,
|
|
.parent = &rk3399_hierarchy[1] },
|
|
[7]{ .name = "/cpus/cpu@101",
|
|
.type = DTPM_NODE_DT,
|
|
.parent = &rk3399_hierarchy[1] },
|
|
[8]{ .name = "/gpu@ff9a0000",
|
|
.type = DTPM_NODE_DT,
|
|
.parent = &rk3399_hierarchy[1] },
|
|
[9]{ /* sentinel */ }
|
|
};
|
|
|
|
static struct of_device_id __initdata rockchip_dtpm_match_table[] = {
|
|
{ .compatible = "rockchip,rk3399", .data = rk3399_hierarchy },
|
|
{},
|
|
};
|
|
|
|
static int __init rockchip_dtpm_init(void)
|
|
{
|
|
return dtpm_create_hierarchy(rockchip_dtpm_match_table);
|
|
}
|
|
module_init(rockchip_dtpm_init);
|
|
|
|
static void __exit rockchip_dtpm_exit(void)
|
|
{
|
|
return dtpm_destroy_hierarchy();
|
|
}
|
|
module_exit(rockchip_dtpm_exit);
|
|
|
|
MODULE_SOFTDEP("pre: panfrost cpufreq-dt");
|
|
MODULE_DESCRIPTION("Rockchip DTPM driver");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_ALIAS("platform:dtpm");
|
|
MODULE_AUTHOR("Daniel Lezcano <daniel.lezcano@kernel.org");
|