From 54acbd9688e6324470671525c7916011f1ff8081 Mon Sep 17 00:00:00 2001 From: Mika Westerberg Date: Tue, 12 Nov 2013 12:06:21 +0200 Subject: spi/pxa2xx: add new ACPI IDs Newer Intel PCHs with LPSS have the same SPI controllers than Haswell but ACPI IDs are different. Add these IDs to the driver list. Signed-off-by: Mika Westerberg Signed-off-by: Mark Brown Cc: stable@vger.kernel.org --- drivers/spi/spi-pxa2xx.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/spi/spi-pxa2xx.c') diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index cb0e1f1137ad..7028180a020a 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1073,6 +1073,8 @@ pxa2xx_spi_acpi_get_pdata(struct platform_device *pdev) static struct acpi_device_id pxa2xx_spi_acpi_match[] = { { "INT33C0", 0 }, { "INT33C1", 0 }, + { "INT3430", 0 }, + { "INT3431", 0 }, { "80860F0E", 0 }, { }, }; -- cgit v1.2.1 From c50325f7bcb8a3ceaacb9dbc41180b1cbbae7b5e Mon Sep 17 00:00:00 2001 From: "Chew, Chiau Ee" Date: Fri, 29 Nov 2013 02:13:11 +0800 Subject: spi/pxa2xx: Restore private register bits. The Intel LPSS SPI private register bits have to be restored when system resume from S3 suspend. Signed-off-by: Chew, Chiau Ee Acked-by: Mika Westerberg Signed-off-by: Mark Brown --- drivers/spi/spi-pxa2xx.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/spi/spi-pxa2xx.c') diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 7028180a020a..7765b1999537 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1293,6 +1293,9 @@ static int pxa2xx_spi_resume(struct device *dev) /* Enable the SSP clock */ clk_prepare_enable(ssp->clk); + /* Restore LPSS private register bits */ + lpss_ssp_setup(drv_data); + /* Start the queue running */ status = spi_master_resume(drv_data->master); if (status != 0) { -- cgit v1.2.1