diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2021-05-11 15:04:21 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2021-06-17 15:31:05 +0200 |
| commit | b80e60eb8ecc77e479ed19a70d1b9e86f0fcc2ca (patch) | |
| tree | 61fab754ca27a6374a66972766cd1bdb96af254f /drivers/char | |
| parent | cca061b04c0de4c8a0b2cfcdf534ab0a566178c3 (diff) | |
hw_random: ixp4xx: Add OF support
This makes the hardware random number generator found in
the IXP46x SoCs probe from the device tree.
Cc: Deepak Saxena <dsaxena@plexity.net>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/hw_random/ixp4xx-rng.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/char/hw_random/ixp4xx-rng.c b/drivers/char/hw_random/ixp4xx-rng.c index 8b59aeefd4a4..188854dd16a9 100644 --- a/drivers/char/hw_random/ixp4xx-rng.c +++ b/drivers/char/hw_random/ixp4xx-rng.c @@ -19,6 +19,7 @@ #include <linux/init.h> #include <linux/bitops.h> #include <linux/hw_random.h> +#include <linux/of.h> #include <linux/soc/ixp4xx/cpu.h> #include <asm/io.h> @@ -55,9 +56,18 @@ static int ixp4xx_rng_probe(struct platform_device *pdev) return devm_hwrng_register(dev, &ixp4xx_rng_ops); } +static const struct of_device_id ixp4xx_rng_of_match[] = { + { + .compatible = "intel,ixp46x-rng", + }, + {}, +}; +MODULE_DEVICE_TABLE(of, ixp4xx_rng_of_match); + static struct platform_driver ixp4xx_rng_driver = { .driver = { .name = "ixp4xx-hwrandom", + .of_match_table = ixp4xx_rng_of_match, }, .probe = ixp4xx_rng_probe, }; |