diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/crypto/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/crypto/atmel-ecc.c | 13 |
2 files changed, 8 insertions, 6 deletions
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index 177b7713bd2d..119ba073f424 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -521,7 +521,6 @@ config CRYPTO_DEV_ATMEL_SHA config CRYPTO_DEV_ATMEL_ECC tristate "Support for Microchip / Atmel ECC hw accelerator" - depends on ARCH_AT91 || COMPILE_TEST depends on I2C select CRYPTO_ECDH select CRC16 diff --git a/drivers/crypto/atmel-ecc.c b/drivers/crypto/atmel-ecc.c index ba00e4563ca0..5705348f540f 100644 --- a/drivers/crypto/atmel-ecc.c +++ b/drivers/crypto/atmel-ecc.c @@ -657,11 +657,14 @@ static int atmel_ecc_probe(struct i2c_client *client, return -ENODEV; } - ret = of_property_read_u32(client->adapter->dev.of_node, - "clock-frequency", &bus_clk_rate); - if (ret) { - dev_err(dev, "of: failed to read clock-frequency property\n"); - return ret; + clk_rate = i2c_acpi_find_bus_speed(&client->adapter->dev); + if (!clk_rate) { + ret = device_property_read_u32(&client->adapter->dev, + "clock-frequency", &bus_clk_rate); + if (ret) { + dev_err(dev, "failed to read clock-frequency property\n"); + return ret; + } } if (bus_clk_rate > 1000000L) { |