| Heiko Schocher | fe954e3 | 2011-09-14 19:59:38 +0000 | [diff] [blame] | 1 | /* |
| 2 | * SoC-specific lowlevel code for AM1808 and similar chips |
| 3 | * |
| 4 | * Copyright (C) 2011 |
| 5 | * Heiko Schocher, DENX Software Engineering, hs@denx.de. |
| 6 | * |
| 7 | * See file CREDITS for list of people who contributed to this |
| 8 | * project. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 23 | */ |
| 24 | #ifndef __AM1808_LOWLEVEL_H |
| 25 | #define __AM1808_LOWLEVEL_H |
| 26 | |
| 27 | /* NOR Boot Configuration Word Field Descriptions */ |
| 28 | #define AM1808_NORBOOT_COPY_XK(X) ((X - 1) << 8) |
| 29 | #define AM1808_NORBOOT_METHOD_DIRECT (1 << 4) |
| 30 | #define AM1808_NORBOOT_16BIT (1 << 0) |
| 31 | |
| 32 | #define dv_maskbits(addr, val) \ |
| 33 | writel((readl(addr) & val), addr) |
| 34 | |
| 35 | void am1808_waitloop(unsigned long loopcnt); |
| 36 | int am1808_pll_init(struct davinci_pllc_regs *reg, unsigned long pllmult); |
| 37 | void am1808_lpc_transition(unsigned char pscnum, unsigned char module, |
| 38 | unsigned char domain, unsigned char state); |
| 39 | int am1808_ddr_setup(unsigned int freq); |
| 40 | void am1808_psc_init(void); |
| 41 | void am1808_pinmux_ctl(unsigned long offset, unsigned long mask, |
| 42 | unsigned long value); |
| 43 | |
| 44 | #endif /* #ifndef __AM1808_LOWLEVEL_H */ |