From a087a7fb9238caecfe0b57c63ccc686ffbccefa7 Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Mon, 11 Nov 2013 16:56:41 +0200 Subject: ARM: OMAP5: Add SATA platform glue Add platform glue logic for the SATA controller. Signed-off-by: Roger Quadros --- arch/arm/include/asm/arch-omap5/sata.h | 48 ++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 arch/arm/include/asm/arch-omap5/sata.h (limited to 'arch/arm/include/asm/arch-omap5/sata.h') diff --git a/arch/arm/include/asm/arch-omap5/sata.h b/arch/arm/include/asm/arch-omap5/sata.h new file mode 100644 index 0000000000..2ca8947730 --- /dev/null +++ b/arch/arm/include/asm/arch-omap5/sata.h @@ -0,0 +1,48 @@ +/* + * SATA Wrapper Register map + * + * (C) Copyright 2013 + * Texas Instruments, + * + * 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 */ -- cgit v1.2.1