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board: turris: Find atsha device by atsha driver

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It does not matter what is DT node name of atsha device. So find it via
atsha driver and not by DT node name.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Pali Rohár 2022-05-19 11:11:52 +02:00 committed by Stefan Roese
parent 88d931a710
commit e33879a45e
1 changed files with 4 additions and 1 deletions
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5
board/CZ.NIC/turris_atsha_otp.c
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@ -6,6 +6,7 @@
#include <env.h>
#include <net.h>
#include <dm/device.h>
#include <dm/uclass.h>
#include <atsha204a-i2c.h>
@ -16,12 +17,14 @@
#define TURRIS_ATSHA_OTP_MAC0 3
#define TURRIS_ATSHA_OTP_MAC1 4
extern U_BOOT_DRIVER(atsha204);
static struct udevice *get_atsha204a_dev(void)
{
/* Cannot be static because BSS does not have to be ready at this early stage */
struct udevice *dev;
if (uclass_get_device_by_name(UCLASS_MISC, "crypto@64", &dev)) {
if (uclass_get_device_by_driver(UCLASS_MISC, DM_DRIVER_GET(atsha204), &dev)) {
puts("Cannot find ATSHA204A on I2C bus!\n");
dev = NULL;
}