| /* |
| * Author: Armin Kuster <akuster@mvista.com> |
| * |
| * 2002 (c) MontaVista, Software, Inc. This file is licensed under |
| * the terms of the GNU General Public License version 2. This program |
| * is licensed "as is" without any warranty of any kind, whether express |
| * or implied. |
| * |
| * This an attempt to get Power Management going for the IBM 4xx processor. |
| * This was derived from the ppc4xx._setup.c file |
| */ |
| |
| #include <linux/config.h> |
| #include <linux/init.h> |
| |
| #include <asm/ibm4xx.h> |
| |
| void __init |
| ppc4xx_pm_init(void) |
| { |
| |
| unsigned int value = 0; |
| |
| /* turn off unused hardware to save power */ |
| #ifdef CONFIG_405GP |
| value |= CPM_DCP; /* CodePack */ |
| #endif |
| |
| #if !defined(CONFIG_IBM_OCP_GPIO) |
| value |= CPM_GPIO0; |
| #endif |
| |
| #if !defined(CONFIG_PPC405_I2C_ADAP) |
| value |= CPM_IIC0; |
| #ifdef CONFIG_STB03xxx |
| value |= CPM_IIC1; |
| #endif |
| #endif |
| |
| |
| #if !defined(CONFIG_405_DMA) |
| value |= CPM_DMA; |
| #endif |
| |
| mtdcr(DCRN_CPMFR, value); |
| |
| } |