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ARM: OMAP: move plat-omap/include/plat/sdrc.h into mach-omap2/sdrc.h
Remove arch/arm/plat-omap/include/plat/sdrc.h by folding its contents into arch/arm/mach-omap2/sdrc.h. The objective is to assist Tony in cleaning out arch/arm/plat-omap/, as his upstreams request. Signed-off-by: Paul Walmsley <paul@pwsan.com> Cc: Tony Lindgren <tony@atomide.com> [tony@atomide.com: updated to remove rotate macros] Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
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1d81aea146
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@ -36,7 +36,6 @@
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#include "gpmc-smsc911x.h"
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#include "gpmc-smsc911x.h"
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#include <plat/gpmc.h>
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#include <plat/gpmc.h>
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#include <plat/sdrc.h>
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#include <plat/usb.h>
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#include <plat/usb.h>
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#include "common.h"
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#include "common.h"
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@ -27,13 +27,13 @@
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#include <plat/clock.h>
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#include <plat/clock.h>
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#include <plat/sram.h>
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#include <plat/sram.h>
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#include <plat/sdrc.h>
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#include "clock.h"
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#include "clock.h"
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#include "clock2xxx.h"
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#include "clock2xxx.h"
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#include "opp2xxx.h"
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#include "opp2xxx.h"
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#include "cm2xxx_3xxx.h"
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#include "cm2xxx_3xxx.h"
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#include "cm-regbits-24xx.h"
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#include "cm-regbits-24xx.h"
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#include "sdrc.h"
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/* #define DOWN_VARIABLE_DPLL 1 */ /* Experimental */
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/* #define DOWN_VARIABLE_DPLL 1 */ /* Experimental */
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@ -35,7 +35,6 @@
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#include <plat/clock.h>
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#include <plat/clock.h>
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#include <plat/sram.h>
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#include <plat/sram.h>
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#include <plat/sdrc.h>
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#include "soc.h"
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#include "soc.h"
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#include "clock.h"
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#include "clock.h"
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@ -43,6 +42,7 @@
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#include "opp2xxx.h"
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#include "opp2xxx.h"
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#include "cm2xxx_3xxx.h"
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#include "cm2xxx_3xxx.h"
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#include "cm-regbits-24xx.h"
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#include "cm-regbits-24xx.h"
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#include "sdrc.h"
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const struct prcm_config *curr_prcm_set;
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const struct prcm_config *curr_prcm_set;
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const struct prcm_config *rate_table;
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const struct prcm_config *rate_table;
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@ -23,7 +23,6 @@
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#include <plat/clock.h>
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#include <plat/clock.h>
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#include <plat/sram.h>
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#include <plat/sram.h>
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#include <plat/sdrc.h>
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#include "clock.h"
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#include "clock.h"
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#include "clock3xxx.h"
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#include "clock3xxx.h"
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@ -1,7 +1,7 @@
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/*
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/*
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* OMAP2/3 System Control Module register access
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* OMAP2/3 System Control Module register access
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*
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*
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* Copyright (C) 2007 Texas Instruments, Inc.
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* Copyright (C) 2007, 2012 Texas Instruments, Inc.
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* Copyright (C) 2007 Nokia Corporation
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* Copyright (C) 2007 Nokia Corporation
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*
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*
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* Written by Paul Walmsley
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* Written by Paul Walmsley
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@ -15,8 +15,6 @@
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#include <linux/kernel.h>
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#include <linux/kernel.h>
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#include <linux/io.h>
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#include <linux/io.h>
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#include <plat/sdrc.h>
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#include "soc.h"
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#include "soc.h"
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#include "iomap.h"
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#include "iomap.h"
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#include "common.h"
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#include "common.h"
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@ -31,7 +31,6 @@
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#include <plat/cpu.h>
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#include <plat/cpu.h>
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#include <plat/gpmc.h>
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#include <plat/gpmc.h>
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#include <plat/sdrc.h>
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#include <plat/omap_device.h>
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#include <plat/omap_device.h>
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#include "soc.h"
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#include "soc.h"
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@ -26,7 +26,6 @@
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#include <asm/mach/map.h>
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#include <asm/mach/map.h>
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#include <plat/sram.h>
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#include <plat/sram.h>
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#include <plat/sdrc.h>
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#include <plat/serial.h>
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#include <plat/serial.h>
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#include <plat/omap-pm.h>
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#include <plat/omap-pm.h>
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#include <plat/omap_hwmod.h>
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#include <plat/omap_hwmod.h>
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@ -43,6 +42,7 @@
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#include "clock2xxx.h"
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#include "clock2xxx.h"
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#include "clock3xxx.h"
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#include "clock3xxx.h"
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#include "clock44xx.h"
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#include "clock44xx.h"
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#include "sdrc.h"
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/*
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/*
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* The machine specific code may provide the extra mapping besides the
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* The machine specific code may provide the extra mapping besides the
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@ -38,7 +38,6 @@
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#include <plat/sram.h>
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#include <plat/sram.h>
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#include "clockdomain.h"
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#include "clockdomain.h"
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#include "powerdomain.h"
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#include "powerdomain.h"
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#include <plat/sdrc.h>
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#include <plat/prcm.h>
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#include <plat/prcm.h>
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#include <plat/gpmc.h>
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#include <plat/gpmc.h>
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#include <plat/dma.h>
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#include <plat/dma.h>
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@ -11,7 +11,7 @@
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#ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM
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#ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM
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#define __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM
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#define __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM
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#include <plat/sdrc.h>
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#include "sdrc.h"
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/* Hynix H8MBX00U0MER-0EM */
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/* Hynix H8MBX00U0MER-0EM */
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static struct omap_sdrc_params h8mbx00u0mer0em_sdrc_params[] = {
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static struct omap_sdrc_params h8mbx00u0mer0em_sdrc_params[] = {
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@ -14,7 +14,7 @@
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#ifndef ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF
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#ifndef ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF
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#define ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF
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#define ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF
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#include <plat/sdrc.h>
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#include "sdrc.h"
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/* Micron MT46H32M32LF-6 */
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/* Micron MT46H32M32LF-6 */
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/* XXX Using ARE = 0x1 (no autorefresh burst) -- can this be changed? */
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/* XXX Using ARE = 0x1 (no autorefresh burst) -- can this be changed? */
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@ -19,9 +19,9 @@
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#include "common.h"
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#include "common.h"
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#include <plat/clock.h>
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#include <plat/clock.h>
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#include <plat/sdrc.h>
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#include "sdram-nokia.h"
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#include "sdram-nokia.h"
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#include "sdrc.h"
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/* In picoseconds, except for tREF (ns), tXP, tCKE, tWTR (clks) */
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/* In picoseconds, except for tREF (ns), tXP, tCKE, tWTR (clks) */
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struct sdram_timings {
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struct sdram_timings {
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@ -11,7 +11,7 @@
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#ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM
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#ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM
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#define __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM
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#define __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM
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#include <plat/sdrc.h>
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#include "sdrc.h"
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/* Numonyx M65KXXXXAM */
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/* Numonyx M65KXXXXAM */
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static struct omap_sdrc_params m65kxxxxam_sdrc_params[] = {
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static struct omap_sdrc_params m65kxxxxam_sdrc_params[] = {
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@ -14,7 +14,7 @@
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#ifndef ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
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#ifndef ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
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#define ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
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#define ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
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#include <plat/sdrc.h>
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#include "sdrc.h"
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/* Qimonda HYB18M512160AF-6 */
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/* Qimonda HYB18M512160AF-6 */
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static struct omap_sdrc_params hyb18m512160af6_sdrc_params[] = {
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static struct omap_sdrc_params hyb18m512160af6_sdrc_params[] = {
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@ -27,7 +27,6 @@
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#include <plat/clock.h>
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#include <plat/clock.h>
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#include <plat/sram.h>
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#include <plat/sram.h>
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#include <plat/sdrc.h>
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#include "sdrc.h"
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#include "sdrc.h"
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static struct omap_sdrc_params *sdrc_init_params_cs0, *sdrc_init_params_cs1;
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static struct omap_sdrc_params *sdrc_init_params_cs0, *sdrc_init_params_cs1;
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@ -2,12 +2,14 @@
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#define __ARCH_ARM_MACH_OMAP2_SDRC_H
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#define __ARCH_ARM_MACH_OMAP2_SDRC_H
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/*
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/*
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* OMAP2 SDRC register definitions
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* OMAP2/3 SDRC/SMS macros and prototypes
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*
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*
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* Copyright (C) 2007 Texas Instruments, Inc.
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* Copyright (C) 2007-2008, 2012 Texas Instruments, Inc.
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* Copyright (C) 2007 Nokia Corporation
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* Copyright (C) 2007-2008 Nokia Corporation
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*
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*
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* Written by Paul Walmsley
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* Paul Walmsley
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* Tony Lindgren
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* Richard Woodruff
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* it under the terms of the GNU General Public License version 2 as
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@ -15,8 +17,6 @@
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*/
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*/
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#undef DEBUG
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#undef DEBUG
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#include <plat/sdrc.h>
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#ifndef __ASSEMBLER__
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#ifndef __ASSEMBLER__
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#include <linux/io.h>
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#include <linux/io.h>
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@ -50,6 +50,58 @@ static inline u32 sms_read_reg(u16 reg)
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{
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{
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return __raw_readl(OMAP_SMS_REGADDR(reg));
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return __raw_readl(OMAP_SMS_REGADDR(reg));
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}
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}
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/**
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* struct omap_sdrc_params - SDRC parameters for a given SDRC clock rate
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* @rate: SDRC clock rate (in Hz)
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* @actim_ctrla: Value to program to SDRC_ACTIM_CTRLA for this rate
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* @actim_ctrlb: Value to program to SDRC_ACTIM_CTRLB for this rate
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* @rfr_ctrl: Value to program to SDRC_RFR_CTRL for this rate
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* @mr: Value to program to SDRC_MR for this rate
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*
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* This structure holds a pre-computed set of register values for the
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* SDRC for a given SDRC clock rate and SDRAM chip. These are
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* intended to be pre-computed and specified in an array in the board-*.c
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* files. The structure is keyed off the 'rate' field.
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*/
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struct omap_sdrc_params {
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unsigned long rate;
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u32 actim_ctrla;
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u32 actim_ctrlb;
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u32 rfr_ctrl;
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u32 mr;
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};
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#ifdef CONFIG_SOC_HAS_OMAP2_SDRC
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void omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
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struct omap_sdrc_params *sdrc_cs1);
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#else
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static inline void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
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struct omap_sdrc_params *sdrc_cs1) {};
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#endif
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int omap2_sdrc_get_params(unsigned long r,
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struct omap_sdrc_params **sdrc_cs0,
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struct omap_sdrc_params **sdrc_cs1);
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void omap2_sms_save_context(void);
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void omap2_sms_restore_context(void);
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struct memory_timings {
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u32 m_type; /* ddr = 1, sdr = 0 */
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u32 dll_mode; /* use lock mode = 1, unlock mode = 0 */
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u32 slow_dll_ctrl; /* unlock mode, dll value for slow speed */
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u32 fast_dll_ctrl; /* unlock mode, dll value for fast speed */
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u32 base_cs; /* base chip select to use for calculations */
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};
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extern void omap2xxx_sdrc_init_params(u32 force_lock_to_unlock_mode);
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struct omap_sdrc_params *rx51_get_sdram_timings(void);
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u32 omap2xxx_sdrc_dll_is_unlocked(void);
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u32 omap2xxx_sdrc_reprogram(u32 level, u32 force);
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#else
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#else
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#define OMAP242X_SDRC_REGADDR(reg) \
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#define OMAP242X_SDRC_REGADDR(reg) \
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OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
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OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
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@ -57,6 +109,7 @@ static inline u32 sms_read_reg(u16 reg)
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OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
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OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
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#define OMAP34XX_SDRC_REGADDR(reg) \
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#define OMAP34XX_SDRC_REGADDR(reg) \
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OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
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OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
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#endif /* __ASSEMBLER__ */
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#endif /* __ASSEMBLER__ */
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/* Minimum frequency that the SDRC DLL can lock at */
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/* Minimum frequency that the SDRC DLL can lock at */
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*/
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*/
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#define SDRC_MPURATE_LOOPS 96
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#define SDRC_MPURATE_LOOPS 96
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/* SDRC register offsets - read/write with sdrc_{read,write}_reg() */
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#define SDRC_SYSCONFIG 0x010
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#define SDRC_CS_CFG 0x040
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#define SDRC_SHARING 0x044
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#define SDRC_ERR_TYPE 0x04C
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#define SDRC_DLLA_CTRL 0x060
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#define SDRC_DLLA_STATUS 0x064
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#define SDRC_DLLB_CTRL 0x068
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#define SDRC_DLLB_STATUS 0x06C
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#define SDRC_POWER 0x070
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#define SDRC_MCFG_0 0x080
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#define SDRC_MR_0 0x084
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#define SDRC_EMR2_0 0x08c
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#define SDRC_ACTIM_CTRL_A_0 0x09c
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#define SDRC_ACTIM_CTRL_B_0 0x0a0
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#define SDRC_RFR_CTRL_0 0x0a4
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#define SDRC_MANUAL_0 0x0a8
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#define SDRC_MCFG_1 0x0B0
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#define SDRC_MR_1 0x0B4
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#define SDRC_EMR2_1 0x0BC
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#define SDRC_ACTIM_CTRL_A_1 0x0C4
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#define SDRC_ACTIM_CTRL_B_1 0x0C8
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#define SDRC_RFR_CTRL_1 0x0D4
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#define SDRC_MANUAL_1 0x0D8
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#define SDRC_POWER_AUTOCOUNT_SHIFT 8
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#define SDRC_POWER_AUTOCOUNT_MASK (0xffff << SDRC_POWER_AUTOCOUNT_SHIFT)
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#define SDRC_POWER_CLKCTRL_SHIFT 4
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#define SDRC_POWER_CLKCTRL_MASK (0x3 << SDRC_POWER_CLKCTRL_SHIFT)
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#define SDRC_SELF_REFRESH_ON_AUTOCOUNT (0x2 << SDRC_POWER_CLKCTRL_SHIFT)
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/*
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||||||
|
* These values represent the number of memory clock cycles between
|
||||||
|
* autorefresh initiation. They assume 1 refresh per 64 ms (JEDEC), 8192
|
||||||
|
* rows per device, and include a subtraction of a 50 cycle window in the
|
||||||
|
* event that the autorefresh command is delayed due to other SDRC activity.
|
||||||
|
* The '| 1' sets the ARE field to send one autorefresh when the autorefresh
|
||||||
|
* counter reaches 0.
|
||||||
|
*
|
||||||
|
* These represent optimal values for common parts, it won't work for all.
|
||||||
|
* As long as you scale down, most parameters are still work, they just
|
||||||
|
* become sub-optimal. The RFR value goes in the opposite direction. If you
|
||||||
|
* don't adjust it down as your clock period increases the refresh interval
|
||||||
|
* will not be met. Setting all parameters for complete worst case may work,
|
||||||
|
* but may cut memory performance by 2x. Due to errata the DLLs need to be
|
||||||
|
* unlocked and their value needs run time calibration. A dynamic call is
|
||||||
|
* need for that as no single right value exists acorss production samples.
|
||||||
|
*
|
||||||
|
* Only the FULL speed values are given. Current code is such that rate
|
||||||
|
* changes must be made at DPLLoutx2. The actual value adjustment for low
|
||||||
|
* frequency operation will be handled by omap_set_performance()
|
||||||
|
*
|
||||||
|
* By having the boot loader boot up in the fastest L4 speed available likely
|
||||||
|
* will result in something which you can switch between.
|
||||||
|
*/
|
||||||
|
#define SDRC_RFR_CTRL_165MHz (0x00044c00 | 1)
|
||||||
|
#define SDRC_RFR_CTRL_133MHz (0x0003de00 | 1)
|
||||||
|
#define SDRC_RFR_CTRL_100MHz (0x0002da01 | 1)
|
||||||
|
#define SDRC_RFR_CTRL_110MHz (0x0002da01 | 1) /* Need to calc */
|
||||||
|
#define SDRC_RFR_CTRL_BYPASS (0x00005000 | 1) /* Need to calc */
|
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SMS register access
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define OMAP242X_SMS_REGADDR(reg) \
|
||||||
|
(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE + reg)
|
||||||
|
#define OMAP243X_SMS_REGADDR(reg) \
|
||||||
|
(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE + reg)
|
||||||
|
#define OMAP343X_SMS_REGADDR(reg) \
|
||||||
|
(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE + reg)
|
||||||
|
|
||||||
|
/* SMS register offsets - read/write with sms_{read,write}_reg() */
|
||||||
|
|
||||||
|
#define SMS_SYSCONFIG 0x010
|
||||||
|
/* REVISIT: fill in other SMS registers here */
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
@ -26,7 +26,6 @@
|
|||||||
|
|
||||||
#include <plat/clock.h>
|
#include <plat/clock.h>
|
||||||
#include <plat/sram.h>
|
#include <plat/sram.h>
|
||||||
#include <plat/sdrc.h>
|
|
||||||
|
|
||||||
#include "soc.h"
|
#include "soc.h"
|
||||||
#include "iomap.h"
|
#include "iomap.h"
|
||||||
|
@ -1,157 +0,0 @@
|
|||||||
#ifndef ____ASM_ARCH_SDRC_H
|
|
||||||
#define ____ASM_ARCH_SDRC_H
|
|
||||||
|
|
||||||
/*
|
|
||||||
* OMAP2/3 SDRC/SMS register definitions
|
|
||||||
*
|
|
||||||
* Copyright (C) 2007-2008 Texas Instruments, Inc.
|
|
||||||
* Copyright (C) 2007-2008 Nokia Corporation
|
|
||||||
*
|
|
||||||
* Tony Lindgren
|
|
||||||
* Paul Walmsley
|
|
||||||
* Richard Woodruff
|
|
||||||
*
|
|
||||||
* This program is free software; you can redistribute it and/or modify
|
|
||||||
* it under the terms of the GNU General Public License version 2 as
|
|
||||||
* published by the Free Software Foundation.
|
|
||||||
*/
|
|
||||||
|
|
||||||
|
|
||||||
/* SDRC register offsets - read/write with sdrc_{read,write}_reg() */
|
|
||||||
|
|
||||||
#define SDRC_SYSCONFIG 0x010
|
|
||||||
#define SDRC_CS_CFG 0x040
|
|
||||||
#define SDRC_SHARING 0x044
|
|
||||||
#define SDRC_ERR_TYPE 0x04C
|
|
||||||
#define SDRC_DLLA_CTRL 0x060
|
|
||||||
#define SDRC_DLLA_STATUS 0x064
|
|
||||||
#define SDRC_DLLB_CTRL 0x068
|
|
||||||
#define SDRC_DLLB_STATUS 0x06C
|
|
||||||
#define SDRC_POWER 0x070
|
|
||||||
#define SDRC_MCFG_0 0x080
|
|
||||||
#define SDRC_MR_0 0x084
|
|
||||||
#define SDRC_EMR2_0 0x08c
|
|
||||||
#define SDRC_ACTIM_CTRL_A_0 0x09c
|
|
||||||
#define SDRC_ACTIM_CTRL_B_0 0x0a0
|
|
||||||
#define SDRC_RFR_CTRL_0 0x0a4
|
|
||||||
#define SDRC_MANUAL_0 0x0a8
|
|
||||||
#define SDRC_MCFG_1 0x0B0
|
|
||||||
#define SDRC_MR_1 0x0B4
|
|
||||||
#define SDRC_EMR2_1 0x0BC
|
|
||||||
#define SDRC_ACTIM_CTRL_A_1 0x0C4
|
|
||||||
#define SDRC_ACTIM_CTRL_B_1 0x0C8
|
|
||||||
#define SDRC_RFR_CTRL_1 0x0D4
|
|
||||||
#define SDRC_MANUAL_1 0x0D8
|
|
||||||
|
|
||||||
#define SDRC_POWER_AUTOCOUNT_SHIFT 8
|
|
||||||
#define SDRC_POWER_AUTOCOUNT_MASK (0xffff << SDRC_POWER_AUTOCOUNT_SHIFT)
|
|
||||||
#define SDRC_POWER_CLKCTRL_SHIFT 4
|
|
||||||
#define SDRC_POWER_CLKCTRL_MASK (0x3 << SDRC_POWER_CLKCTRL_SHIFT)
|
|
||||||
#define SDRC_SELF_REFRESH_ON_AUTOCOUNT (0x2 << SDRC_POWER_CLKCTRL_SHIFT)
|
|
||||||
|
|
||||||
/*
|
|
||||||
* These values represent the number of memory clock cycles between
|
|
||||||
* autorefresh initiation. They assume 1 refresh per 64 ms (JEDEC), 8192
|
|
||||||
* rows per device, and include a subtraction of a 50 cycle window in the
|
|
||||||
* event that the autorefresh command is delayed due to other SDRC activity.
|
|
||||||
* The '| 1' sets the ARE field to send one autorefresh when the autorefresh
|
|
||||||
* counter reaches 0.
|
|
||||||
*
|
|
||||||
* These represent optimal values for common parts, it won't work for all.
|
|
||||||
* As long as you scale down, most parameters are still work, they just
|
|
||||||
* become sub-optimal. The RFR value goes in the opposite direction. If you
|
|
||||||
* don't adjust it down as your clock period increases the refresh interval
|
|
||||||
* will not be met. Setting all parameters for complete worst case may work,
|
|
||||||
* but may cut memory performance by 2x. Due to errata the DLLs need to be
|
|
||||||
* unlocked and their value needs run time calibration. A dynamic call is
|
|
||||||
* need for that as no single right value exists acorss production samples.
|
|
||||||
*
|
|
||||||
* Only the FULL speed values are given. Current code is such that rate
|
|
||||||
* changes must be made at DPLLoutx2. The actual value adjustment for low
|
|
||||||
* frequency operation will be handled by omap_set_performance()
|
|
||||||
*
|
|
||||||
* By having the boot loader boot up in the fastest L4 speed available likely
|
|
||||||
* will result in something which you can switch between.
|
|
||||||
*/
|
|
||||||
#define SDRC_RFR_CTRL_165MHz (0x00044c00 | 1)
|
|
||||||
#define SDRC_RFR_CTRL_133MHz (0x0003de00 | 1)
|
|
||||||
#define SDRC_RFR_CTRL_100MHz (0x0002da01 | 1)
|
|
||||||
#define SDRC_RFR_CTRL_110MHz (0x0002da01 | 1) /* Need to calc */
|
|
||||||
#define SDRC_RFR_CTRL_BYPASS (0x00005000 | 1) /* Need to calc */
|
|
||||||
|
|
||||||
|
|
||||||
/*
|
|
||||||
* SMS register access
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define OMAP242X_SMS_REGADDR(reg) \
|
|
||||||
(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE + reg)
|
|
||||||
#define OMAP243X_SMS_REGADDR(reg) \
|
|
||||||
(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE + reg)
|
|
||||||
#define OMAP343X_SMS_REGADDR(reg) \
|
|
||||||
(void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE + reg)
|
|
||||||
|
|
||||||
/* SMS register offsets - read/write with sms_{read,write}_reg() */
|
|
||||||
|
|
||||||
#define SMS_SYSCONFIG 0x010
|
|
||||||
/* REVISIT: fill in other SMS registers here */
|
|
||||||
|
|
||||||
|
|
||||||
#ifndef __ASSEMBLER__
|
|
||||||
|
|
||||||
/**
|
|
||||||
* struct omap_sdrc_params - SDRC parameters for a given SDRC clock rate
|
|
||||||
* @rate: SDRC clock rate (in Hz)
|
|
||||||
* @actim_ctrla: Value to program to SDRC_ACTIM_CTRLA for this rate
|
|
||||||
* @actim_ctrlb: Value to program to SDRC_ACTIM_CTRLB for this rate
|
|
||||||
* @rfr_ctrl: Value to program to SDRC_RFR_CTRL for this rate
|
|
||||||
* @mr: Value to program to SDRC_MR for this rate
|
|
||||||
*
|
|
||||||
* This structure holds a pre-computed set of register values for the
|
|
||||||
* SDRC for a given SDRC clock rate and SDRAM chip. These are
|
|
||||||
* intended to be pre-computed and specified in an array in the board-*.c
|
|
||||||
* files. The structure is keyed off the 'rate' field.
|
|
||||||
*/
|
|
||||||
struct omap_sdrc_params {
|
|
||||||
unsigned long rate;
|
|
||||||
u32 actim_ctrla;
|
|
||||||
u32 actim_ctrlb;
|
|
||||||
u32 rfr_ctrl;
|
|
||||||
u32 mr;
|
|
||||||
};
|
|
||||||
|
|
||||||
#ifdef CONFIG_SOC_HAS_OMAP2_SDRC
|
|
||||||
void omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
|
|
||||||
struct omap_sdrc_params *sdrc_cs1);
|
|
||||||
#else
|
|
||||||
static inline void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
|
|
||||||
struct omap_sdrc_params *sdrc_cs1) {};
|
|
||||||
#endif
|
|
||||||
|
|
||||||
int omap2_sdrc_get_params(unsigned long r,
|
|
||||||
struct omap_sdrc_params **sdrc_cs0,
|
|
||||||
struct omap_sdrc_params **sdrc_cs1);
|
|
||||||
void omap2_sms_save_context(void);
|
|
||||||
void omap2_sms_restore_context(void);
|
|
||||||
|
|
||||||
#ifdef CONFIG_ARCH_OMAP2
|
|
||||||
|
|
||||||
struct memory_timings {
|
|
||||||
u32 m_type; /* ddr = 1, sdr = 0 */
|
|
||||||
u32 dll_mode; /* use lock mode = 1, unlock mode = 0 */
|
|
||||||
u32 slow_dll_ctrl; /* unlock mode, dll value for slow speed */
|
|
||||||
u32 fast_dll_ctrl; /* unlock mode, dll value for fast speed */
|
|
||||||
u32 base_cs; /* base chip select to use for calculations */
|
|
||||||
};
|
|
||||||
|
|
||||||
extern void omap2xxx_sdrc_init_params(u32 force_lock_to_unlock_mode);
|
|
||||||
struct omap_sdrc_params *rx51_get_sdram_timings(void);
|
|
||||||
|
|
||||||
u32 omap2xxx_sdrc_dll_is_unlocked(void);
|
|
||||||
u32 omap2xxx_sdrc_reprogram(u32 level, u32 force);
|
|
||||||
|
|
||||||
#endif /* CONFIG_ARCH_OMAP2 */
|
|
||||||
|
|
||||||
#endif /* __ASSEMBLER__ */
|
|
||||||
|
|
||||||
#endif
|
|
Loading…
Reference in New Issue
Block a user