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s32k3: emac use semi-unique MAC address

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Peter van der Perk 2023-09-14 12:11:19 +02:00 • committed by Xiang Xiao
parent 2c39cfefef
commit 0d4b42255b
2 changed files with 13 additions and 13 deletions
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4
arch/arm/src/s32k3xx/hardware/s32k3xx_memorymap.h
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@ -252,4 +252,8 @@
#define S32K3XX_MCM_BASE (0xe0080000) /* Miscellaneous Control Module */
#define S32K3XX_ROMTABLE_BASE (0xe00ff000) /* Cortex-M7 PPB ROM Table */
/* UTEST (OTP) */
#define S32K3XX_UTEST_BASE (0x1b000000) /* UTEST */
#define S32K3XX_UTEST_UID (0x1b000040) /* UTEST UID OTP */
#endif /* __ARCH_ARM_SRC_S32K3XX_HARDWARE_S32K3XX_MEMORYMAP_H */

22
arch/arm/src/s32k3xx/s32k3xx_emac.c
View file

@ -3486,23 +3486,19 @@ int s32k3xx_netinitialize(int intf)
* b1, 1st octet)
*/
/* hardcoded offset: todo: need proper header file */
mac = priv->dev.d_mac.ether.ether_addr_octet;
uidl = getreg32(S32K3XX_UTEST_UID);
uidml = getreg32(S32K3XX_UTEST_UID + 0x4);
uidml |= 0x00000200;
uidml &= 0x0000feff;
/* FIXME UTEST DCF records */
uidml = 0x2211;
uidl = 0x66554433;
mac[5] = (uidml & 0x000000ff);
mac[4] = (uidml & 0x0000ff00) >> 8;
mac[3] = (uidl & 0x000000ff);
mac[2] = (uidl & 0x0000ff00) >> 8;
mac[1] = (uidl & 0x00ff0000) >> 16;
mac[0] = (uidl & 0xff000000) >> 24;
mac[0] = (uidml & 0x0000ff00) >> 8;
mac[1] = (uidml & 0x000000ff);
mac[2] = (uidl & 0xff000000) >> 24;
mac[3] = (uidl & 0x00ff0000) >> 16;
mac[4] = (uidl & 0x0000ff00) >> 8;
mac[5] = (uidl & 0x000000ff);
#endif
#ifdef CONFIG_S32K3XX_ENET_PHYINIT