diff options
| author | Andrew Lunn <andrew@lunn.ch> | 2012-09-03 22:29:34 +0400 |
|---|---|---|
| committer | Jason Cooper <jason@lakedaemon.net> | 2012-09-22 18:40:00 +0400 |
| commit | f37fbd36c5f9fe716ddf783415a67de03fb0dc3d (patch) | |
| tree | ad911d76e1c4f3b66b7831b6beca4f3d4859be73 /drivers/crypto | |
| parent | 2eecb477765840c175133117010a789e58824680 (diff) | |
| download | linux-f37fbd36c5f9fe716ddf783415a67de03fb0dc3d.tar.xz | |
Crypto: CESA: Add support for DT based instantiation.
Based on work by Michael Walle and Jason Cooper.
Added support for getting the interrupt number and address of SRAM
from DT.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Conflicts:
arch/arm/mach-kirkwood/board-dt.c
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/mv_cesa.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c index 21c1a87032b7..24ccae453e79 100644 --- a/drivers/crypto/mv_cesa.c +++ b/drivers/crypto/mv_cesa.c @@ -19,6 +19,9 @@ #include <linux/clk.h> #include <crypto/internal/hash.h> #include <crypto/sha.h> +#include <linux/of.h> +#include <linux/of_platform.h> +#include <linux/of_irq.h> #include "mv_cesa.h" @@ -1062,7 +1065,10 @@ static int mv_probe(struct platform_device *pdev) goto err_unmap_reg; } - irq = platform_get_irq(pdev, 0); + if (pdev->dev.of_node) + irq = irq_of_parse_and_map(pdev->dev.of_node, 0); + else + irq = platform_get_irq(pdev, 0); if (irq < 0 || irq == NO_IRQ) { ret = irq; goto err_unmap_sram; @@ -1170,12 +1176,19 @@ static int mv_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id mv_cesa_of_match_table[] = { + { .compatible = "marvell,orion-crypto", }, + {} +}; +MODULE_DEVICE_TABLE(of, mv_cesa_of_match_table); + static struct platform_driver marvell_crypto = { .probe = mv_probe, - .remove = mv_remove, + .remove = __devexit_p(mv_remove), .driver = { .owner = THIS_MODULE, .name = "mv_crypto", + .of_match_table = of_match_ptr(mv_cesa_of_match_table), }, }; MODULE_ALIAS("platform:mv_crypto"); |