On 12/17/20 5:43 PM, Neil Armstrong wrote:
> On 17/12/2020 08:26, Marek Szyprowski wrote:
>> Add the board specific code for reading built-in ethernet MAC address
>> from efuse.
>>
>> Signed-off-by: Marek Szyprowski <m.szyprow...@samsung.com>
>> ---
>> board/amlogic/vim3/vim3.c | 19 +++++++++++++++++++
>> 1 file changed, 19 insertions(+)
>>
>> diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c
>> index 09ef39ff30..a36df61583 100644
>> --- a/board/amlogic/vim3/vim3.c
>> +++ b/board/amlogic/vim3/vim3.c
>> @@ -11,6 +11,7 @@
>> #include <net.h>
>> #include <asm/io.h>
>> #include <asm/arch/eth.h>
>> +#include <asm/arch/sm.h>
>> #include <i2c.h>
>> #include "khadas-mcu.h"
>>
>> @@ -129,9 +130,27 @@ int meson_ft_board_setup(void *blob, struct bd_info *bd)
>> return 0;
>> }
>>
>> +#define EFUSE_MAC_OFFSET 0
>> +#define EFUSE_MAC_SIZE 6
>> +
>> int misc_init_r(void)
>> {
>> + uint8_t mac_addr[EFUSE_MAC_SIZE];
>> + ssize_t len;
>> +
>> meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0);
>>
>> + if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
>> + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
>> + mac_addr, EFUSE_MAC_SIZE);
>> + if (len != EFUSE_MAC_SIZE)
>> + return 0;
>> +
>> + if (is_valid_ethaddr(mac_addr))
>> + eth_env_set_enetaddr("ethaddr", mac_addr);
>> + else
>> + meson_generate_serial_ethaddr();
>> + }
>> +
>> return 0;
>> }
>>
>
> Thx, I wasn't aware Khadas flashed the MAC address in the fuse
>
> I'll do a quick test on my boards.
>
> Reviewed-by: Neil Armstrong <narmstr...@baylibre.com>
Reviewed-by: Jaehoon Chung <jh80.ch...@samsung.com>
Tested-by: Jaehoon Chung <jh80.ch...@samsung.com>
Best Regards,
Jaehoon Chung
>
> Neil
>
