EN751221 Family

	DSL	xPON
Original	EN7512 @ 700Mhz	EN7521 @ 750Mhz
Updated	EN7513 @ 900Mhz	EN7526 @ 900Mhz

Address	Size	Name	Reference	Wiki Page
0xBF900000	0x00000000	AFE	boot2.S	-
0xBFA00000	0x100	RBUS CORE	tc3162.h	-
0xBFA10000	0x140	SPI FLASH	spi_controller.c	SPI Flash
0xBFA20000	0x200	CHIP SCU	boot2.S	-
0xBFA30000	0x00000000	SRAM	boot2.S	-
0xBFA60000	0x00000000	SLM (QDMA)	qdma_reg.h	-
0xBFA80000	0x1000	SIF_SLV (USB)	xhci-mtk.h	-
0xBFAC0000	0x1000	PCIe1 PHY	pcie-phy.c	-
0xBFAF0000	0x1000	xPON PHY	phy_init.c	-
0xBFAF1000	0x1000	PCIe0 PHY	pcie-phy.c	-
0xBFB00000	0x1000	SCU	tc3162.h	-
0xBFB10000	0x10	SMC	tc3162.h	-
0xBFB20000	0x650	DRAMC	tc3162.h	-
0xBFB30000	0x300	GDMA	tc3162.h	GDMA
0xBFB40000	0x100	INTC	tc3162.h	Interrupt Controller
0xBFB50000	0x4000	FE	fe_reg_en7512.h	Frame Engine
0xBFB54000	0x1000	QDMA1	qdma_reg.h	-
0xBFB55000	0x1000	QDMA2	qdma_reg.h	-
0xBFB58000	0x8000	GSW	fe_reg_en7512.h	MT7530 Giga-Switch
0xBFB64000	0x2000	GPON MAC	gpon_reg.h	-
0xBFB66000	0x2000	EPON MAC	epon_reg.h	-
0xBFB70000	0x10000	CRYPTO	rt_mmap.h	Crypto Engine
0xBFB80000	0x4000	PCIe	pci-7512api.c	-
0xBFBA0000	0x20000	XHCI	xhci-mtk.h	-
0xBFBD0000	0x10000	PCM	pcmdriver.h	-
0xBFBF0000	0x30	UART1	tc3162.h	UART
0xBFBF0100	0x3C	TIMER	tc3162.h	-
0xBFBF0200	0x7C	GPIO	tc3162.h	GPIO
0xBFBF0300	0x30	UART2	tc3162.h	UART
0xBFBF0400	0x100	CPU TIMER	tc3162.h	High Precision Timer
0xBFBF0500	0x84	SIM	sim_hw_mtk.h	-
0xBFBF8000	0x100	I2C	rt_mmap.h	I2C
0xBFBF8200	0x100	EFUSE	tc3162.h	-

Interrupt #	Name	Description
0	UART_INT	UART interrupt
1	PTM_B0_INT	DRAM illegal access interrupt
2	SI_SWINT1_INT0	Shadow of interrupt 7
3	SI_SWINT1_INT1	Shadow of interrupt 8
4	TIMER0_INT	Timer 0 interrupt
5	TIMER1_INT	Timer 1 interrupt
6	TIMER2_INT	Timer 2 interrupt
7	SI_SWINT_INT0	MIPS34K software interrupt 0
8	SI_SWINT_INT1	MIPS34K software interrupt 1
9	TIMER5_INT	Timer 3 (watchdog) interrupt
10	GPIO_INT	GPIO controller interrupt
11	PCM1_INT	PCM1 interrupt
12	SI_PC1_INT	Shadow of interrupt 13
13	SI_PC_INT	MIPS34K performance counter interrupt
14	APB_DMA0_INT	GDMA controller interrupt
15	MAC1_INT, ESW_INT	Giga switch interrupt
16	HSUART_INT	UART2 interrupt
17	IRQ_RT3XXX_USB	USB host controller interrupt
18	DYINGGASP_INT	Dying Gasp interrupt
19	DMT_INT	xDSL DMT interrupt
20	USB20_INT, UNUSED0_INT	USB 2.0
21	MAC_INT, FE_MAC_INT, CONFIG_QDMA_IRQ	QDMA LAN
22	CONFIG_QDMA_IRQ	QDMA WAN
23	PCIE_0_INT	PCIe Port0 interrupt
24	PCIE_A_INT	PCIe Port1 interrupt
25	PCIE_SERR_INT	PCIe Error interrupt
26	XSLV0_INT, PTM_B1_INT	Unknown / Unused
27	XSLV1_INT, SPI_MC_INT	Unknown / Unused
28	XSLV2_INT, CRYPTO_INT, USB_INT	Crypto interrupt
29	SI_TIMER1_INT	Shadow of interrupt 30
30	SI_TIMER_INT	High Precision Timer
31	SWR_INT	Unknown / Unused
32	BUS_TOUT_INT	Pbus timeout interrupt
33	RESERVE_A_INT, PCM2_INT	Reserved
34	RESERVE_B_INT	SLM interrupt
35	RESERVE_C_INT	SPI controller interrupt
36	AUTO_MANUAL_INT	CPU FDC interrupt0
37		CPU FDC interrupt1
38		Reserved

¶ EcoNet EN751221 Family