1*1a2621baSYoshihiro Shimoda======================================== 2*1a2621baSYoshihiro ShimodaRenesas R0P7752C00000RZ board 3*1a2621baSYoshihiro Shimoda======================================== 4*1a2621baSYoshihiro Shimoda 5*1a2621baSYoshihiro ShimodaThis board specification: 6*1a2621baSYoshihiro Shimoda========================= 7*1a2621baSYoshihiro Shimoda 8*1a2621baSYoshihiro ShimodaThe R0P7752C00000RZ(board config name:sh7752evb) has the following device: 9*1a2621baSYoshihiro Shimoda 10*1a2621baSYoshihiro Shimoda - SH7752 (SH-4A) 11*1a2621baSYoshihiro Shimoda - DDR3-SDRAM 512MB 12*1a2621baSYoshihiro Shimoda - SPI ROM 8MB 13*1a2621baSYoshihiro Shimoda - Gigabit Ethernet controllers 14*1a2621baSYoshihiro Shimoda - eMMC 4GB 15*1a2621baSYoshihiro Shimoda 16*1a2621baSYoshihiro Shimoda 17*1a2621baSYoshihiro ShimodaConfiguration for This board: 18*1a2621baSYoshihiro Shimoda============================= 19*1a2621baSYoshihiro Shimoda 20*1a2621baSYoshihiro ShimodaYou can select the configuration as follows: 21*1a2621baSYoshihiro Shimoda 22*1a2621baSYoshihiro Shimoda - make sh7752evb_config 23*1a2621baSYoshihiro Shimoda 24*1a2621baSYoshihiro Shimoda 25*1a2621baSYoshihiro ShimodaThis board specific command: 26*1a2621baSYoshihiro Shimoda============================ 27*1a2621baSYoshihiro Shimoda 28*1a2621baSYoshihiro ShimodaThis board has the following its specific command: 29*1a2621baSYoshihiro Shimoda 30*1a2621baSYoshihiro Shimoda - write_mac 31*1a2621baSYoshihiro Shimoda 32*1a2621baSYoshihiro Shimoda 33*1a2621baSYoshihiro Shimoda1. write_mac 34*1a2621baSYoshihiro Shimoda 35*1a2621baSYoshihiro ShimodaYou can write MAC address to SPI ROM. 36*1a2621baSYoshihiro Shimoda 37*1a2621baSYoshihiro Shimoda Usage 1) Write MAC address 38*1a2621baSYoshihiro Shimoda 39*1a2621baSYoshihiro Shimoda write_mac [GETHERC ch0] [GETHERC ch1] 40*1a2621baSYoshihiro Shimoda 41*1a2621baSYoshihiro Shimoda For example) 42*1a2621baSYoshihiro Shimoda => write_mac 74:90:50:00:33:9e 74:90:50:00:33:9f 43*1a2621baSYoshihiro Shimoda *) We have to input the command as a single line 44*1a2621baSYoshihiro Shimoda (without carriage return) 45*1a2621baSYoshihiro Shimoda *) We have to reset after input the command. 46*1a2621baSYoshihiro Shimoda 47*1a2621baSYoshihiro Shimoda Usage 2) Show current data 48*1a2621baSYoshihiro Shimoda 49*1a2621baSYoshihiro Shimoda write_mac 50*1a2621baSYoshihiro Shimoda 51*1a2621baSYoshihiro Shimoda For example) 52*1a2621baSYoshihiro Shimoda => write_mac 53*1a2621baSYoshihiro Shimoda GETHERC ch0 = 74:90:50:00:33:9e 54*1a2621baSYoshihiro Shimoda GETHERC ch1 = 74:90:50:00:33:9f 55*1a2621baSYoshihiro Shimoda 56*1a2621baSYoshihiro Shimoda 57*1a2621baSYoshihiro ShimodaUpdate SPI ROM: 58*1a2621baSYoshihiro Shimoda============================ 59*1a2621baSYoshihiro Shimoda 60*1a2621baSYoshihiro Shimoda1. Copy u-boot image to RAM area. 61*1a2621baSYoshihiro Shimoda2. Probe SPI device. 62*1a2621baSYoshihiro Shimoda => sf probe 0 63*1a2621baSYoshihiro Shimoda SF: Detected MX25L6405D with page size 64KiB, total 8 MiB 64*1a2621baSYoshihiro Shimoda3. Erase SPI ROM. 65*1a2621baSYoshihiro Shimoda => sf erase 0 80000 66*1a2621baSYoshihiro Shimoda4. Write u-boot image to SPI ROM. 67*1a2621baSYoshihiro Shimoda => sf write 0x48000000 0 80000 68