| /* |
| * Copyright (c) 2010, Applied Micro Circuits Corporation |
| * Author: Tirumala R Marri <tmarri@apm.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef _APM821XX_H_ |
| #define _APM821XX_H_ |
| |
| #define CONFIG_SDRAM_PPC4xx_IBM_DDR2 /* IBM DDR(2) controller */ |
| |
| /* Memory mapped registers */ |
| #define CONFIG_SYS_PERIPHERAL_BASE 0xEF600000 |
| #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_PERIPHERAL_BASE + 0x0200) |
| #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_PERIPHERAL_BASE + 0x0300) |
| |
| #define GPIO0_BASE (CONFIG_SYS_PERIPHERAL_BASE + 0x0700) |
| |
| #define SDR0_SRST0_DMC 0x00200000 |
| #define SDR0_SRST1_AHB 0x00000040 /* PLB4XAHB bridge */ |
| |
| /* AHB config. */ |
| #define AHB_TOP 0xA4 |
| #define AHB_BOT 0xA5 |
| |
| /* clk divisors */ |
| #define PLLSYS0_FWD_DIV_A_MASK 0x000000f0 /* Fwd Div A */ |
| #define PLLSYS0_FWD_DIV_B_MASK 0x0000000f /* Fwd Div B */ |
| #define PLLSYS0_FB_DIV_MASK 0x0000ff00 /* Feedback divisor */ |
| #define PLLSYS0_OPB_DIV_MASK 0x0c000000 /* OPB Divisor */ |
| #define PLLSYS0_EPB_DIV_MASK 0x00000300 /* EPB divisor */ |
| #define PLLSYS0_EXTSL_MASK 0x00000080 /* PerClk feedback path */ |
| #define PLLSYS0_PLBEDV0_DIV_MASK 0xe0000000/* PLB Early Clk Div*/ |
| #define PLLSYS0_PERCLK_DIV_MASK 0x03000000 /* Peripheral Clk Divisor */ |
| #define PLLSYS0_SEL_MASK 0x18000000 /* 0 = PLL, 1 = PerClk */ |
| |
| /* |
| + * Clocking Controller |
| + */ |
| #define CPR0_CLKUPD 0x0020 |
| #define CPR0_PLLC 0x0040 |
| #define CPR0_PLLC_SEL(pllc) (((pllc) & 0x01000000) >> 24) |
| #define CPR0_PLLD 0x0060 |
| #define CPR0_PLLD_FDV(plld) (((plld) & 0xff000000) >> 24) |
| #define CPR0_PLLD_FWDVA(plld) (((plld) & 0x000f0000) >> 16) |
| #define CPR0_CPUD 0x0080 |
| #define CPR0_CPUD_CPUDV(cpud) (((cpud) & 0x07000000) >> 24) |
| #define CPR0_PLB2D 0x00a0 |
| #define CPR0_PLB2D_PLB2DV(plb2d) (((plb2d) & 0x06000000) >> 25) |
| #define CPR0_OPBD 0x00c0 |
| #define CPR0_OPBD_OPBDV(opbd) (((opbd) & 0x03000000) >> 24) |
| #define CPR0_PERD 0x00e0 |
| #define CPR0_PERD_PERDV(perd) (((perd) & 0x03000000) >> 24) |
| #define CPR0_DDR2D 0x0100 |
| #define CPR0_DDR2D_DDR2DV(ddr2d) (((ddr2d) & 0x06000000) >> 25) |
| #define CLK_ICFG 0x0140 |
| |
| #endif /* _APM821XX_H_ */ |
