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ARM: OMAP5: Add SATA platform glue

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Add platform glue logic for the SATA controller.

Signed-off-by: Roger Quadros <rogerq@ti.com>
This commit is contained in:
Roger Quadros
2013-11-11 16:56:41 +02:00
committed by Tom Rini
parent 8ffcf74bb0
commit a087a7fb92
3 changed files with 124 additions and 0 deletions
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48
arch/arm/include/asm/arch-omap5/sata.h Normal file
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/*
* SATA Wrapper Register map
*
* (C) Copyright 2013
* Texas Instruments, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _TI_SATA_H
#define _TI_SATA_H
/* SATA Wrapper module */
#define TI_SATA_WRAPPER_BASE (OMAP54XX_L4_CORE_BASE + 0x141100)
/* SATA PHY Module */
#define TI_SATA_PLLCTRL_BASE (OMAP54XX_L4_CORE_BASE + 0x96800)
/* SATA Wrapper register offsets */
#define TI_SATA_SYSCONFIG 0x00
#define TI_SATA_CDRLOCK 0x04
/* Register Set */
#define TI_SATA_SYSCONFIG_OVERRIDE0 (1 << 16)
#define TI_SATA_SYSCONFIG_STANDBY_MASK (0x3 << 4)
#define TI_SATA_SYSCONFIG_IDLE_MASK (0x3 << 2)
/* Standby modes */
#define TI_SATA_STANDBY_FORCE 0x0
#define TI_SATA_STANDBY_NO (0x1 << 4)
#define TI_SATA_STANDBY_SMART_WAKE (0x3 << 4)
#define TI_SATA_STANDBY_SMART (0x2 << 4)
/* Idle modes */
#define TI_SATA_IDLE_FORCE 0x0
#define TI_SATA_IDLE_NO (0x1 << 2)
#define TI_SATA_IDLE_SMART_WAKE (0x3 << 2)
#define TI_SATA_IDLE_SMART (0x2 << 2)
#ifdef CONFIG_SCSI_AHCI_PLAT
int omap_sata_init(void);
#else
static inline int omap_sata_init(void)
{
return 0;
}
#endif /* CONFIG_SCSI_AHCI_PLAT */
#endif /* _TI_SATA_H */