diff options
| author | Ajit Kumar Pandey <AjitKumar.Pandey@amd.com> | 2021-12-12 21:05:25 +0300 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2022-01-07 04:57:52 +0300 |
| commit | 7fdb98e8a768b3ccc05494d3ea4436047f512b9d (patch) | |
| tree | 5981d9ca1a8e77fd2ad3cbf10e307de436134c6c | |
| parent | 3663f26b389b3951426971b44bb9312fdff0efec (diff) | |
| download | linux-7fdb98e8a768b3ccc05494d3ea4436047f512b9d.tar.xz | |
ACPI: APD: Add a fmw property clk-name
Add a new device property to fetch clk-name from firmware.
Signed-off-by: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com>
Reviewed-by: Mario Limonciello <Mario.Limonciello@amd.com>
Link: https://lore.kernel.org/r/20211212180527.1641362-4-AjitKumar.Pandey@amd.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
| -rw-r--r-- | drivers/acpi/acpi_apd.c | 10 | ||||
| -rw-r--r-- | include/linux/platform_data/clk-fch.h | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c index 6913e9712852..2b958b426b03 100644 --- a/drivers/acpi/acpi_apd.c +++ b/drivers/acpi/acpi_apd.c @@ -87,6 +87,16 @@ static int fch_misc_setup(struct apd_private_data *pdata) if (ret < 0) return -ENOENT; + if (!acpi_dev_get_property(adev, "clk-name", ACPI_TYPE_STRING, &obj)) { + clk_data->name = devm_kzalloc(&adev->dev, obj->string.length, + GFP_KERNEL); + + strcpy(clk_data->name, obj->string.pointer); + } else { + /* Set default name to mclk if entry missing in firmware */ + clk_data->name = "mclk"; + } + list_for_each_entry(rentry, &resource_list, node) { clk_data->base = devm_ioremap(&adev->dev, rentry->res->start, resource_size(rentry->res)); diff --git a/include/linux/platform_data/clk-fch.h b/include/linux/platform_data/clk-fch.h index 850ca776156d..11a2a23fd9b2 100644 --- a/include/linux/platform_data/clk-fch.h +++ b/include/linux/platform_data/clk-fch.h @@ -12,6 +12,7 @@ struct fch_clk_data { void __iomem *base; + char *name; }; #endif /* __CLK_FCH_H */ |