diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc512x/cpu_init.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc512x/cpu_init.c | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/arch/powerpc/cpu/mpc512x/cpu_init.c b/arch/powerpc/cpu/mpc512x/cpu_init.c deleted file mode 100644 index 48a5e4f..0000000 --- a/arch/powerpc/cpu/mpc512x/cpu_init.c +++ /dev/null @@ -1,195 +0,0 @@ -/* - * Copyright (C) 2004-2006 Freescale Semiconductor, Inc. - * Copyright (C) 2007-2009 DENX Software Engineering - * - * SPDX-License-Identifier: GPL-2.0+ - * - * Derived from the MPC83xx code. - */ - -#include <common.h> -#include <asm/io.h> -#include <asm/mpc512x.h> -#include <asm/processor.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Set up the memory map, initialize registers, - */ -void cpu_init_f (volatile immap_t * im) -{ - u32 ips_div; - - /* Pointer is writable since we allocated a register for it */ - gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET); - - /* Clear initial global data */ - memset ((void *) gd, 0, sizeof (gd_t)); - - /* Local Window and chip select configuration */ -#if defined(CONFIG_SYS_CS0_START) && defined(CONFIG_SYS_CS0_SIZE) - out_be32(&im->sysconf.lpcs0aw, - CSAW_START(CONFIG_SYS_CS0_START) | - CSAW_STOP(CONFIG_SYS_CS0_START, CONFIG_SYS_CS0_SIZE)); - sync_law(&im->sysconf.lpcs0aw); -#endif -#if defined(CONFIG_SYS_CS0_CFG) - out_be32(&im->lpc.cs_cfg[0], CONFIG_SYS_CS0_CFG); -#endif - -#if defined(CONFIG_SYS_CS1_START) && defined(CONFIG_SYS_CS1_SIZE) - out_be32(&im->sysconf.lpcs1aw, - CSAW_START(CONFIG_SYS_CS1_START) | - CSAW_STOP(CONFIG_SYS_CS1_START, CONFIG_SYS_CS1_SIZE)); - sync_law(&im->sysconf.lpcs1aw); -#endif -#if defined(CONFIG_SYS_CS1_CFG) - out_be32(&im->lpc.cs_cfg[1], CONFIG_SYS_CS1_CFG); -#endif - -#if defined(CONFIG_SYS_CS2_START) && (defined CONFIG_SYS_CS2_SIZE) - out_be32(&im->sysconf.lpcs2aw, - CSAW_START(CONFIG_SYS_CS2_START) | - CSAW_STOP(CONFIG_SYS_CS2_START, CONFIG_SYS_CS2_SIZE)); - sync_law(&im->sysconf.lpcs2aw); -#endif -#if defined(CONFIG_SYS_CS2_CFG) - out_be32(&im->lpc.cs_cfg[2], CONFIG_SYS_CS2_CFG); -#endif - -#if defined(CONFIG_SYS_CS3_START) && defined(CONFIG_SYS_CS3_SIZE) - out_be32(&im->sysconf.lpcs3aw, - CSAW_START(CONFIG_SYS_CS3_START) | - CSAW_STOP(CONFIG_SYS_CS3_START, CONFIG_SYS_CS3_SIZE)); - sync_law(&im->sysconf.lpcs3aw); -#endif -#if defined(CONFIG_SYS_CS3_CFG) - out_be32(&im->lpc.cs_cfg[3], CONFIG_SYS_CS3_CFG); -#endif - -#if defined(CONFIG_SYS_CS4_START) && defined(CONFIG_SYS_CS4_SIZE) - out_be32(&im->sysconf.lpcs4aw, - CSAW_START(CONFIG_SYS_CS4_START) | - CSAW_STOP(CONFIG_SYS_CS4_START, CONFIG_SYS_CS4_SIZE)); - sync_law(&im->sysconf.lpcs4aw); -#endif -#if defined(CONFIG_SYS_CS4_CFG) - out_be32(&im->lpc.cs_cfg[4], CONFIG_SYS_CS4_CFG); -#endif - -#if defined(CONFIG_SYS_CS5_START) && defined(CONFIG_SYS_CS5_SIZE) - out_be32(&im->sysconf.lpcs5aw, - CSAW_START(CONFIG_SYS_CS5_START) | - CSAW_STOP(CONFIG_SYS_CS5_START, CONFIG_SYS_CS5_SIZE)); - sync_law(&im->sysconf.lpcs5aw); -#endif -#if defined(CONFIG_SYS_CS5_CFG) - out_be32(&im->lpc.cs_cfg[5], CONFIG_SYS_CS5_CFG); -#endif - -#if defined(CONFIG_SYS_CS6_START) && defined(CONFIG_SYS_CS6_SIZE) - out_be32(&im->sysconf.lpcs6aw, - CSAW_START(CONFIG_SYS_CS6_START) | - CSAW_STOP(CONFIG_SYS_CS6_START, CONFIG_SYS_CS6_SIZE)); - sync_law(&im->sysconf.lpcs6aw); -#endif -#if defined(CONFIG_SYS_CS6_CFG) - out_be32(&im->lpc.cs_cfg[6], CONFIG_SYS_CS6_CFG); -#endif - -#if defined(CONFIG_SYS_CS7_START) && defined(CONFIG_SYS_CS7_SIZE) - out_be32(&im->sysconf.lpcs7aw, - CSAW_START(CONFIG_SYS_CS7_START) | - CSAW_STOP(CONFIG_SYS_CS7_START, CONFIG_SYS_CS7_SIZE)); - sync_law(&im->sysconf.lpcs7aw); -#endif -#if defined(CONFIG_SYS_CS7_CFG) - out_be32(&im->lpc.cs_cfg[7], CONFIG_SYS_CS7_CFG); -#endif - -#if defined CONFIG_SYS_CS_ALETIMING - if (SVR_MJREV(in_be32(&im->sysconf.spridr)) >= 2) - out_be32(&im->lpc.altr, CONFIG_SYS_CS_ALETIMING); -#endif -#if defined CONFIG_SYS_CS_BURST - out_be32(&im->lpc.cs_bcr, CONFIG_SYS_CS_BURST); -#endif -#if defined CONFIG_SYS_CS_DEADCYCLE - out_be32(&im->lpc.cs_dccr, CONFIG_SYS_CS_DEADCYCLE); -#endif -#if defined CONFIG_SYS_CS_HOLDCYCLE - out_be32(&im->lpc.cs_hccr, CONFIG_SYS_CS_HOLDCYCLE); -#endif - - /* system performance tweaking */ - -#ifdef CONFIG_SYS_ACR_PIPE_DEP - /* Arbiter pipeline depth */ - out_be32(&im->arbiter.acr, - (im->arbiter.acr & ~ACR_PIPE_DEP) | - (CONFIG_SYS_ACR_PIPE_DEP << ACR_PIPE_DEP_SHIFT) - ); -#endif - -#ifdef CONFIG_SYS_ACR_RPTCNT - /* Arbiter repeat count */ - out_be32(im->arbiter.acr, - (im->arbiter.acr & ~(ACR_RPTCNT)) | - (CONFIG_SYS_ACR_RPTCNT << ACR_RPTCNT_SHIFT) - ); -#endif - - /* RSR - Reset Status Register - clear all status */ - gd->arch.reset_status = im->reset.rsr; - out_be32(&im->reset.rsr, ~RSR_RES); - - /* - * RMR - Reset Mode Register - enable checkstop reset - */ - out_be32(&im->reset.rmr, RMR_CSRE & (1 << RMR_CSRE_SHIFT)); - - /* Set IPS-CSB divider: IPS = 1/2 CSB */ - ips_div = in_be32(&im->clk.scfr[0]); - ips_div &= ~(SCFR1_IPS_DIV_MASK); - ips_div |= SCFR1_IPS_DIV << SCFR1_IPS_DIV_SHIFT; - out_be32(&im->clk.scfr[0], ips_div); - -#ifdef SCFR1_LPC_DIV - clrsetbits_be32(&im->clk.scfr[0], SCFR1_LPC_DIV_MASK, - SCFR1_LPC_DIV << SCFR1_LPC_DIV_SHIFT); -#endif - -#ifdef SCFR1_NFC_DIV - clrsetbits_be32(&im->clk.scfr[0], SCFR1_NFC_DIV_MASK, - SCFR1_NFC_DIV << SCFR1_NFC_DIV_SHIFT); -#endif - -#ifdef SCFR1_DIU_DIV - clrsetbits_be32(&im->clk.scfr[0], SCFR1_DIU_DIV_MASK, - SCFR1_DIU_DIV << SCFR1_DIU_DIV_SHIFT); -#endif - - /* - * Enable Time Base/Decrementer - * - * NOTICE: TB needs to be enabled as early as possible in order to - * have udelay() working; if not enabled, usually leads to a hang, like - * during FLASH chip identification etc. - */ - setbits_be32(&im->sysconf.spcr, SPCR_TBEN); - - /* - * Enable clocks - */ - out_be32(&im->clk.sccr[0], SCCR1_CLOCKS_EN); - out_be32(&im->clk.sccr[1], SCCR2_CLOCKS_EN); -#if defined(CONFIG_FSL_IIM) || defined(CONFIG_CMD_FUSE) - setbits_be32(&im->clk.sccr[1], CLOCK_SCCR2_IIM_EN); -#endif -} - -int cpu_init_r (void) -{ - return 0; -} |