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sunxi: Pass serial number through ATAG

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Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Paul Kocialkowski 2015-03-28 18:35:36 +01:00 committed by Hans de Goede
parent 0e6b7a2824
commit 9f85221135
2 changed files with 21 additions and 0 deletions
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20
board/sunxi/board.c
View file

@ -480,6 +480,26 @@ int g_dnl_board_usb_cable_connected(void)
}
#endif
#ifdef CONFIG_SERIAL_TAG
void get_board_serial(struct tag_serialnr *serialnr)
{
char *serial_string;
unsigned long long serial;
serial_string = getenv("serial#");
if (serial_string) {
serial = simple_strtoull(serial_string, NULL, 16);
serialnr->high = (unsigned int) (serial >> 32);
serialnr->low = (unsigned int) (serial & 0xffffffff);
} else {
serialnr->high = 0;
serialnr->low = 0;
}
}
#endif
#ifdef CONFIG_MISC_INIT_R
int misc_init_r(void)
{

1
include/configs/sunxi-common.h
View file

@ -98,6 +98,7 @@
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_CMDLINE_TAG
#define CONFIG_INITRD_TAG
#define CONFIG_SERIAL_TAG
/* mmc config */
#if !defined(CONFIG_UART0_PORT_F)