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-rw-r--r--drivers/acpi/acpi_lpss.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index 6745fe137b9e..8c2bae980faf 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -102,6 +102,16 @@ static struct lpss_device_desc lpt_sdio_dev_desc = {
.ltr_required = true,
};
+static struct lpss_shared_clock pwm_clock = {
+ .name = "pwm_clk",
+ .rate = 25000000,
+};
+
+static struct lpss_device_desc byt_pwm_dev_desc = {
+ .clk_required = true,
+ .shared_clock = &pwm_clock,
+};
+
static struct lpss_shared_clock uart_clock = {
.name = "uart_clk",
.rate = 44236800,
@@ -157,6 +167,7 @@ static const struct acpi_device_id acpi_lpss_device_ids[] = {
{ "INT33C7", },
/* BayTrail LPSS devices */
+ { "80860F09", (unsigned long)&byt_pwm_dev_desc },
{ "80860F0A", (unsigned long)&byt_uart_dev_desc },
{ "80860F0E", (unsigned long)&byt_spi_dev_desc },
{ "80860F14", (unsigned long)&byt_sdio_dev_desc },
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