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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/mach-omap1/pm_bus.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-omap1/pm_bus.c')
-rw-r--r-- | arch/arm/mach-omap1/pm_bus.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/pm_bus.c b/arch/arm/mach-omap1/pm_bus.c new file mode 100644 index 000000000..c04619ac0 --- /dev/null +++ b/arch/arm/mach-omap1/pm_bus.c @@ -0,0 +1,42 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Runtime PM support code for OMAP1 + * + * Author: Kevin Hilman, Deep Root Systems, LLC + * + * Copyright (C) 2010 Texas Instruments, Inc. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/io.h> +#include <linux/pm_runtime.h> +#include <linux/pm_clock.h> +#include <linux/platform_device.h> +#include <linux/mutex.h> +#include <linux/clk.h> +#include <linux/err.h> + +#include "soc.h" + +static struct dev_pm_domain default_pm_domain = { + .ops = { + USE_PM_CLK_RUNTIME_OPS + USE_PLATFORM_PM_SLEEP_OPS + }, +}; + +static struct pm_clk_notifier_block platform_bus_notifier = { + .pm_domain = &default_pm_domain, + .con_ids = { "ick", "fck", NULL, }, +}; + +static int __init omap1_pm_runtime_init(void) +{ + if (!cpu_class_is_omap1()) + return -ENODEV; + + pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier); + + return 0; +} +core_initcall(omap1_pm_runtime_init); |