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-rw-r--r--drivers/acpi/acpi_lpss.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index bd9867f..a4e8c03 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -48,6 +48,7 @@ struct lpss_device_desc {
const char *clkdev_name;
bool ltr_required;
unsigned int prv_offset;
+ size_t prv_size_override;
bool clk_gate;
struct lpss_shared_clock *shared_clock;
void (*setup)(struct lpss_private_data *pdata);
@@ -91,6 +92,7 @@ static struct lpss_device_desc lpt_uart_dev_desc = {
static struct lpss_device_desc lpt_sdio_dev_desc = {
.prv_offset = 0x1000,
+ .prv_size_override = 0x1018,
.ltr_required = true,
};
@@ -249,7 +251,10 @@ static int acpi_lpss_create_device(struct acpi_device *adev,
list_for_each_entry(rentry, &resource_list, node)
if (resource_type(&rentry->res) == IORESOURCE_MEM) {
- pdata->mmio_size = resource_size(&rentry->res);
+ if (dev_desc->prv_size_override)
+ pdata->mmio_size = dev_desc->prv_size_override;
+ else
+ pdata->mmio_size = resource_size(&rentry->res);
pdata->mmio_base = ioremap(rentry->res.start,
pdata->mmio_size);
pdata->dev_desc = dev_desc;