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ARM: OMAP: move plat-omap/include/plat/sdrc.h into mach-omap2/sdrc.h

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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:
Paul Walmsley 2012-10-17 00:46:45 +00:00 committed by Tony Lindgren
parent 1d81aea146
commit 3e6ece13d9
17 changed files with 149 additions and 180 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/mach-omap2/board-omap3logic.c
View File

@ -36,7 +36,6 @@
#include "gpmc-smsc911x.h"
#include <plat/gpmc.h>
#include <plat/sdrc.h>
#include <plat/usb.h>
#include "common.h"

2
arch/arm/mach-omap2/clkt2xxx_dpllcore.c
View File

@ -27,13 +27,13 @@
#include <plat/clock.h>
#include <plat/sram.h>
#include <plat/sdrc.h>
#include "clock.h"
#include "clock2xxx.h"
#include "opp2xxx.h"
#include "cm2xxx_3xxx.h"
#include "cm-regbits-24xx.h"
#include "sdrc.h"
/* #define DOWN_VARIABLE_DPLL 1 */ /* Experimental */

2
arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c
View File

@ -35,7 +35,6 @@
#include <plat/clock.h>
#include <plat/sram.h>
#include <plat/sdrc.h>
#include "soc.h"
#include "clock.h"
@ -43,6 +42,7 @@
#include "opp2xxx.h"
#include "cm2xxx_3xxx.h"
#include "cm-regbits-24xx.h"
#include "sdrc.h"
const struct prcm_config *curr_prcm_set;
const struct prcm_config *rate_table;

1
arch/arm/mach-omap2/clkt34xx_dpll3m2.c
View File

@ -23,7 +23,6 @@
#include <plat/clock.h>
#include <plat/sram.h>
#include <plat/sdrc.h>
#include "clock.h"
#include "clock3xxx.h"

4
arch/arm/mach-omap2/control.c
View File

@ -1,7 +1,7 @@
/*
* OMAP2/3 System Control Module register access
*
* Copyright (C) 2007 Texas Instruments, Inc.
* Copyright (C) 2007, 2012 Texas Instruments, Inc.
* Copyright (C) 2007 Nokia Corporation
*
* Written by Paul Walmsley
@ -15,8 +15,6 @@
#include <linux/kernel.h>
#include <linux/io.h>
#include <plat/sdrc.h>
#include "soc.h"
#include "iomap.h"
#include "common.h"

1
arch/arm/mach-omap2/gpmc.c
View File

@ -31,7 +31,6 @@
#include <plat/cpu.h>
#include <plat/gpmc.h>
#include <plat/sdrc.h>
#include <plat/omap_device.h>
#include "soc.h"

2
arch/arm/mach-omap2/io.c
View File

@ -26,7 +26,6 @@
#include <asm/mach/map.h>
#include <plat/sram.h>
#include <plat/sdrc.h>
#include <plat/serial.h>
#include <plat/omap-pm.h>
#include <plat/omap_hwmod.h>
@ -43,6 +42,7 @@
#include "clock2xxx.h"
#include "clock3xxx.h"
#include "clock44xx.h"
#include "sdrc.h"
/*
* The machine specific code may provide the extra mapping besides the

1
arch/arm/mach-omap2/pm34xx.c
View File

@ -38,7 +38,6 @@
#include <plat/sram.h>
#include "clockdomain.h"
#include "powerdomain.h"
#include <plat/sdrc.h>
#include <plat/prcm.h>
#include <plat/gpmc.h>
#include <plat/dma.h>

2
arch/arm/mach-omap2/sdram-hynix-h8mbx00u0mer-0em.h
View File

@ -11,7 +11,7 @@
#ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM
#define __ARCH_ARM_MACH_OMAP2_SDRAM_HYNIX_H8MBX00U0MER0EM
#include <plat/sdrc.h>
#include "sdrc.h"
/* Hynix H8MBX00U0MER-0EM */
static struct omap_sdrc_params h8mbx00u0mer0em_sdrc_params[] = {

2
arch/arm/mach-omap2/sdram-micron-mt46h32m32lf-6.h
View File

@ -14,7 +14,7 @@
#ifndef ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF
#define ARCH_ARM_MACH_OMAP2_SDRAM_MICRON_MT46H32M32LF
#include <plat/sdrc.h>
#include "sdrc.h"
/* Micron MT46H32M32LF-6 */
/* XXX Using ARE = 0x1 (no autorefresh burst) -- can this be changed? */

2
arch/arm/mach-omap2/sdram-nokia.c
View File

@ -19,9 +19,9 @@
#include "common.h"
#include <plat/clock.h>
#include <plat/sdrc.h>
#include "sdram-nokia.h"
#include "sdrc.h"
/* In picoseconds, except for tREF (ns), tXP, tCKE, tWTR (clks) */
struct sdram_timings {

2
arch/arm/mach-omap2/sdram-numonyx-m65kxxxxam.h
View File

@ -11,7 +11,7 @@
#ifndef __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM
#define __ARCH_ARM_MACH_OMAP2_SDRAM_NUMONYX_M65KXXXXAM
#include <plat/sdrc.h>
#include "sdrc.h"
/* Numonyx M65KXXXXAM */
static struct omap_sdrc_params m65kxxxxam_sdrc_params[] = {

2
arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h
View File

@ -14,7 +14,7 @@
#ifndef ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
#define ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
#include <plat/sdrc.h>
#include "sdrc.h"
/* Qimonda HYB18M512160AF-6 */
static struct omap_sdrc_params hyb18m512160af6_sdrc_params[] = {

1
arch/arm/mach-omap2/sdrc.c
View File

@ -27,7 +27,6 @@
#include <plat/clock.h>
#include <plat/sram.h>
#include <plat/sdrc.h>
#include "sdrc.h"
static struct omap_sdrc_params *sdrc_init_params_cs0, *sdrc_init_params_cs1;

146
arch/arm/mach-omap2/sdrc.h
View File

@ -2,12 +2,14 @@
#define __ARCH_ARM_MACH_OMAP2_SDRC_H
/*
* OMAP2 SDRC register definitions
* OMAP2/3 SDRC/SMS macros and prototypes
*
* Copyright (C) 2007 Texas Instruments, Inc.
* Copyright (C) 2007 Nokia Corporation
* Copyright (C) 2007-2008, 2012 Texas Instruments, Inc.
* Copyright (C) 2007-2008 Nokia Corporation
*
* Written by Paul Walmsley
* Paul Walmsley
* Tony Lindgren
* 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
@ -15,8 +17,6 @@
*/
#undef DEBUG
#include <plat/sdrc.h>
#ifndef __ASSEMBLER__
#include <linux/io.h>
@ -50,6 +50,58 @@ static inline u32 sms_read_reg(u16 reg)
{
return __raw_readl(OMAP_SMS_REGADDR(reg));
}
/**
* 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);
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);
#else
#define OMAP242X_SDRC_REGADDR(reg) \
OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
@ -57,6 +109,7 @@ static inline u32 sms_read_reg(u16 reg)
OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
#define OMAP34XX_SDRC_REGADDR(reg) \
OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
#endif /* __ASSEMBLER__ */
/* Minimum frequency that the SDRC DLL can lock at */
@ -74,4 +127,85 @@ static inline u32 sms_read_reg(u16 reg)
*/
#define SDRC_MPURATE_LOOPS 96
/* 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 */
#endif

1
arch/arm/mach-omap2/sdrc2xxx.c
View File

@ -26,7 +26,6 @@
#include <plat/clock.h>
#include <plat/sram.h>
#include <plat/sdrc.h>
#include "soc.h"
#include "iomap.h"

157
arch/arm/plat-omap/include/plat/sdrc.h
View File

@ -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