diff options
| author | Tom Rini <trini@konsulko.com> | 2021-05-28 14:11:06 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2021-05-28 14:11:06 -0400 |
| commit | ffd810487ec2ff6095edf3f3d058d7ed6eb85ff3 (patch) | |
| tree | dc6cdd1f626e682840b22699ddc9b3ce0d0f319c /board/dhelectronics/dh_stm32mp1/board.c | |
| parent | d862ddb8d783202dcab3601cdbc3775509a70597 (diff) | |
| parent | 7bda7cee2dfc824eccc6a76ea531fc90b4f7923f (diff) | |
Merge tag 'u-boot-stm32-20210528' of https://source.denx.de/u-boot/custodians/u-boot-stm
- DFU: MTD: fix for lock support
- reset: stm32: fix bank bank and offset computation
- enable UNZIP config in several stm32mp defconfig
Diffstat (limited to 'board/dhelectronics/dh_stm32mp1/board.c')
| -rw-r--r-- | board/dhelectronics/dh_stm32mp1/board.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/board/dhelectronics/dh_stm32mp1/board.c b/board/dhelectronics/dh_stm32mp1/board.c index 49b12c4c042..ac1af718d4a 100644 --- a/board/dhelectronics/dh_stm32mp1/board.c +++ b/board/dhelectronics/dh_stm32mp1/board.c @@ -86,6 +86,8 @@ DECLARE_GLOBAL_DATA_PTR; #define KS_CCR_EEPROM BIT(9) #define KS_BE0 BIT(12) #define KS_BE1 BIT(13) +#define KS_CIDER 0xC0 +#define CIDER_ID 0x8870 int setup_mac_address(void) { @@ -123,11 +125,18 @@ int setup_mac_address(void) * is present. If EEPROM is present, it must contain valid * MAC address. */ - u32 reg, ccr; + u32 reg, cider, ccr; reg = fdt_get_base_address(gd->fdt_blob, off); if (!reg) goto out_set_ethaddr; + writew(KS_BE0 | KS_BE1 | KS_CIDER, reg + 2); + cider = readw(reg); + if ((cider & 0xfff0) != CIDER_ID) { + skip_eth1 = true; + goto out_set_ethaddr; + } + writew(KS_BE0 | KS_BE1 | KS_CCR, reg + 2); ccr = readw(reg); if (ccr & KS_CCR_EEPROM) { |