ACPI / APD: Add clock frequency for Hisilicon Hip08-Lite I2C controller
authorHanjun Guo <guohanjun@huawei.com>
Mon, 3 Feb 2020 01:36:06 +0000 (09:36 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Mon, 3 Feb 2020 11:03:18 +0000 (12:03 +0100)
I2C clock frequency of Designware ip for Hisilicon Hip08 Lite
is 125M, use a new ACPI HID to enable it.

Tested-by: Sheng Feng <fengsheng5@huawei.com>
Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
Reviewed-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/acpi_apd.c

index 71511ae2dfcd9dc0227ad8cdda2a0424c2237c12..ba2612e9a0eb2b9126d82a0cc3689e81bc7ea903 100644 (file)
@@ -161,6 +161,11 @@ static const struct apd_device_desc hip08_i2c_desc = {
        .fixed_clk_rate = 250000000,
 };
 
+static const struct apd_device_desc hip08_lite_i2c_desc = {
+       .setup = acpi_apd_setup,
+       .fixed_clk_rate = 125000000,
+};
+
 static const struct apd_device_desc thunderx2_i2c_desc = {
        .setup = acpi_apd_setup,
        .fixed_clk_rate = 125000000,
@@ -243,6 +248,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
        { "CAV9007",  APD_ADDR(thunderx2_i2c_desc) },
        { "HISI02A1", APD_ADDR(hip07_i2c_desc) },
        { "HISI02A2", APD_ADDR(hip08_i2c_desc) },
+       { "HISI02A3", APD_ADDR(hip08_lite_i2c_desc) },
        { "HISI0173", APD_ADDR(hip08_spi_desc) },
        { "NXP0001", APD_ADDR(nxp_i2c_desc) },
 #endif