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Diffstat (limited to 'drivers/acpi/acpi_lpss.c')
-rw-r--r--drivers/acpi/acpi_lpss.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index ce06149088c..9dfec48dd4e 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -196,6 +196,17 @@ static struct lpss_device_desc byt_i2c_dev_desc = {
.setup = lpss_i2c_setup,
};
+static struct lpss_shared_clock bsw_pwm_clock = {
+ .name = "pwm_clk",
+ .rate = 19200000,
+};
+
+static struct lpss_device_desc bsw_pwm_dev_desc = {
+ .clk_required = true,
+ .save_ctx = true,
+ .shared_clock = &bsw_pwm_clock,
+};
+
#else
#define LPSS_ADDR(desc) (0UL)
@@ -225,6 +236,12 @@ static const struct acpi_device_id acpi_lpss_device_ids[] = {
{ "INT33B2", },
{ "INT33FC", },
+ /* Braswell LPSS devices */
+ { "80862288", LPSS_ADDR(bsw_pwm_dev_desc) },
+ { "8086228A", LPSS_ADDR(byt_uart_dev_desc) },
+ { "8086228E", LPSS_ADDR(byt_spi_dev_desc) },
+ { "808622C1", LPSS_ADDR(byt_i2c_dev_desc) },
+
{ "INT3430", LPSS_ADDR(lpt_dev_desc) },
{ "INT3431", LPSS_ADDR(lpt_dev_desc) },
{ "INT3432", LPSS_ADDR(lpt_i2c_dev_desc) },