diff options
| author | Andy Shevchenko | 2019-08-16 20:56:02 +0300 |
|---|---|---|
| committer | Lee Jones | 2019-09-02 11:09:03 +0100 |
| commit | c5b90cb26e83ad89cb18e5ec97a992f02d8f750d (patch) | |
| tree | f747c2e59e3406b4fe2ce94b75fff2673e253679 /drivers/mfd | |
| parent | cbd1c5c4d443c4a83c9c7eecc0561b9aeafddf50 (diff) | |
mfd: intel-lpss: Add Intel Skylake ACPI IDs
Some of the laptops, like ASUS U306UA, may expose LPSS devices via ACPI.
Add their IDs to the list.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/intel-lpss-acpi.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/mfd/intel-lpss-acpi.c b/drivers/mfd/intel-lpss-acpi.c index 61ffb8b393e4..c8fe334b5fe8 100644 --- a/drivers/mfd/intel-lpss-acpi.c +++ b/drivers/mfd/intel-lpss-acpi.c @@ -18,6 +18,10 @@ #include "intel-lpss.h" +static const struct intel_lpss_platform_info spt_info = { + .clk_rate = 120000000, +}; + static struct property_entry spt_i2c_properties[] = { PROPERTY_ENTRY_U32("i2c-sda-hold-time-ns", 230), { }, @@ -28,6 +32,19 @@ static const struct intel_lpss_platform_info spt_i2c_info = { .properties = spt_i2c_properties, }; +static struct property_entry uart_properties[] = { + PROPERTY_ENTRY_U32("reg-io-width", 4), + PROPERTY_ENTRY_U32("reg-shift", 2), + PROPERTY_ENTRY_BOOL("snps,uart-16550-compatible"), + { }, +}; + +static const struct intel_lpss_platform_info spt_uart_info = { + .clk_rate = 120000000, + .clk_con_id = "baudclk", + .properties = uart_properties, +}; + static const struct intel_lpss_platform_info bxt_info = { .clk_rate = 100000000, }; @@ -58,8 +75,17 @@ static const struct intel_lpss_platform_info apl_i2c_info = { static const struct acpi_device_id intel_lpss_acpi_ids[] = { /* SPT */ + { "INT3440", (kernel_ulong_t)&spt_info }, + { "INT3441", (kernel_ulong_t)&spt_info }, + { "INT3442", (kernel_ulong_t)&spt_i2c_info }, + { "INT3443", (kernel_ulong_t)&spt_i2c_info }, + { "INT3444", (kernel_ulong_t)&spt_i2c_info }, + { "INT3445", (kernel_ulong_t)&spt_i2c_info }, { "INT3446", (kernel_ulong_t)&spt_i2c_info }, { "INT3447", (kernel_ulong_t)&spt_i2c_info }, + { "INT3448", (kernel_ulong_t)&spt_uart_info }, + { "INT3449", (kernel_ulong_t)&spt_uart_info }, + { "INT344A", (kernel_ulong_t)&spt_uart_info }, /* BXT */ { "80860AAC", (kernel_ulong_t)&bxt_i2c_info }, { "80860ABC", (kernel_ulong_t)&bxt_info }, |