On Wednesday, March 27, 2013 10:58:02 AM Andy Shevchenko wrote:
> In Lynxpoint we have to enable clock per each LPSS device. That's why we have
> to enumerate them from drivers/acpi/acpi_lpss.c. The DMA controller is one of
> such devices.
We'll do that after we've sorted out [5/6].
Thanks,
Rafael
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---
> drivers/acpi/acpi_lpss.c | 7 +++++++
> drivers/clk/x86/clk-lpt.c | 2 +-
> 2 files changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
> index 4015929..d80c81e 100644
> --- a/drivers/acpi/acpi_lpss.c
> +++ b/drivers/acpi/acpi_lpss.c
> @@ -47,6 +47,10 @@ struct lpss_private_data {
> const struct lpss_device_desc *dev_desc;
> };
>
> +static struct lpss_device_desc lpss_dev_desc = {
> + .clk_required = true,
> +};
> +
> static struct lpss_device_desc lpt_dev_desc = {
> .clk_required = true,
> .clk_parent = "lpss_clk",
> @@ -60,6 +64,9 @@ static struct lpss_device_desc lpt_sdio_dev_desc = {
> };
>
> static const struct acpi_device_id acpi_lpss_device_ids[] = {
> + /* Generic LPSS devices */
> + { "INTL9C60", (unsigned long)&lpss_dev_desc },
> +
> /* Lynxpoint LPSS devices */
> { "INT33C0", (unsigned long)&lpt_dev_desc },
> { "INT33C1", (unsigned long)&lpt_dev_desc },
> diff --git a/drivers/clk/x86/clk-lpt.c b/drivers/clk/x86/clk-lpt.c
> index 5cf4f46..719817e 100644
> --- a/drivers/clk/x86/clk-lpt.c
> +++ b/drivers/clk/x86/clk-lpt.c
> @@ -30,7 +30,7 @@ static int lpt_clk_probe(struct platform_device *pdev)
> return PTR_ERR(clk);
>
> /* Shared DMA clock */
> - clk_register_clkdev(clk, "hclk", "INTL9C60.0.auto");
> + clk_register_clkdev(clk, "hclk", "INTL9C60:00");
> return 0;
> }
>
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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