mirror of
https://github.com/torvalds/linux.git
synced 2024-12-24 20:01:55 +00:00
0ee7261c92
OMAP interconnect drivers are used for the interconnect error handling. Since they are bus driver, lets move it to newly created drivers/bus. Tested-by: Lokesh Vutla <lokeshvutla@ti.com> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
339 lines
8.0 KiB
C
339 lines
8.0 KiB
C
/*
|
|
* OMAP3XXX L3 Interconnect Driver header
|
|
*
|
|
* Copyright (C) 2011 Texas Corporation
|
|
* Felipe Balbi <balbi@ti.com>
|
|
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
|
* sricharan <r.sricharan@ti.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
|
* USA
|
|
*/
|
|
#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
|
#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
|
|
|
/* Register definitions. All 64-bit wide */
|
|
#define L3_COMPONENT 0x000
|
|
#define L3_CORE 0x018
|
|
#define L3_AGENT_CONTROL 0x020
|
|
#define L3_AGENT_STATUS 0x028
|
|
#define L3_ERROR_LOG 0x058
|
|
|
|
#define L3_ERROR_LOG_MULTI (1 << 31)
|
|
#define L3_ERROR_LOG_SECONDARY (1 << 30)
|
|
|
|
#define L3_ERROR_LOG_ADDR 0x060
|
|
|
|
/* Register definitions for Sideband Interconnect */
|
|
#define L3_SI_CONTROL 0x020
|
|
#define L3_SI_FLAG_STATUS_0 0x510
|
|
|
|
static const u64 shift = 1;
|
|
|
|
#define L3_STATUS_0_MPUIA_BRST (shift << 0)
|
|
#define L3_STATUS_0_MPUIA_RSP (shift << 1)
|
|
#define L3_STATUS_0_MPUIA_INBAND (shift << 2)
|
|
#define L3_STATUS_0_IVAIA_BRST (shift << 6)
|
|
#define L3_STATUS_0_IVAIA_RSP (shift << 7)
|
|
#define L3_STATUS_0_IVAIA_INBAND (shift << 8)
|
|
#define L3_STATUS_0_SGXIA_BRST (shift << 9)
|
|
#define L3_STATUS_0_SGXIA_RSP (shift << 10)
|
|
#define L3_STATUS_0_SGXIA_MERROR (shift << 11)
|
|
#define L3_STATUS_0_CAMIA_BRST (shift << 12)
|
|
#define L3_STATUS_0_CAMIA_RSP (shift << 13)
|
|
#define L3_STATUS_0_CAMIA_INBAND (shift << 14)
|
|
#define L3_STATUS_0_DISPIA_BRST (shift << 15)
|
|
#define L3_STATUS_0_DISPIA_RSP (shift << 16)
|
|
#define L3_STATUS_0_DMARDIA_BRST (shift << 18)
|
|
#define L3_STATUS_0_DMARDIA_RSP (shift << 19)
|
|
#define L3_STATUS_0_DMAWRIA_BRST (shift << 21)
|
|
#define L3_STATUS_0_DMAWRIA_RSP (shift << 22)
|
|
#define L3_STATUS_0_USBOTGIA_BRST (shift << 24)
|
|
#define L3_STATUS_0_USBOTGIA_RSP (shift << 25)
|
|
#define L3_STATUS_0_USBOTGIA_INBAND (shift << 26)
|
|
#define L3_STATUS_0_USBHOSTIA_BRST (shift << 27)
|
|
#define L3_STATUS_0_USBHOSTIA_INBAND (shift << 28)
|
|
#define L3_STATUS_0_SMSTA_REQ (shift << 48)
|
|
#define L3_STATUS_0_GPMCTA_REQ (shift << 49)
|
|
#define L3_STATUS_0_OCMRAMTA_REQ (shift << 50)
|
|
#define L3_STATUS_0_OCMROMTA_REQ (shift << 51)
|
|
#define L3_STATUS_0_IVATA_REQ (shift << 54)
|
|
#define L3_STATUS_0_SGXTA_REQ (shift << 55)
|
|
#define L3_STATUS_0_SGXTA_SERROR (shift << 56)
|
|
#define L3_STATUS_0_GPMCTA_SERROR (shift << 57)
|
|
#define L3_STATUS_0_L4CORETA_REQ (shift << 58)
|
|
#define L3_STATUS_0_L4PERTA_REQ (shift << 59)
|
|
#define L3_STATUS_0_L4EMUTA_REQ (shift << 60)
|
|
#define L3_STATUS_0_MAD2DTA_REQ (shift << 61)
|
|
|
|
#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \
|
|
| L3_STATUS_0_MPUIA_RSP \
|
|
| L3_STATUS_0_IVAIA_BRST \
|
|
| L3_STATUS_0_IVAIA_RSP \
|
|
| L3_STATUS_0_SGXIA_BRST \
|
|
| L3_STATUS_0_SGXIA_RSP \
|
|
| L3_STATUS_0_CAMIA_BRST \
|
|
| L3_STATUS_0_CAMIA_RSP \
|
|
| L3_STATUS_0_DISPIA_BRST \
|
|
| L3_STATUS_0_DISPIA_RSP \
|
|
| L3_STATUS_0_DMARDIA_BRST \
|
|
| L3_STATUS_0_DMARDIA_RSP \
|
|
| L3_STATUS_0_DMAWRIA_BRST \
|
|
| L3_STATUS_0_DMAWRIA_RSP \
|
|
| L3_STATUS_0_USBOTGIA_BRST \
|
|
| L3_STATUS_0_USBOTGIA_RSP \
|
|
| L3_STATUS_0_USBHOSTIA_BRST \
|
|
| L3_STATUS_0_SMSTA_REQ \
|
|
| L3_STATUS_0_GPMCTA_REQ \
|
|
| L3_STATUS_0_OCMRAMTA_REQ \
|
|
| L3_STATUS_0_OCMROMTA_REQ \
|
|
| L3_STATUS_0_IVATA_REQ \
|
|
| L3_STATUS_0_SGXTA_REQ \
|
|
| L3_STATUS_0_L4CORETA_REQ \
|
|
| L3_STATUS_0_L4PERTA_REQ \
|
|
| L3_STATUS_0_L4EMUTA_REQ \
|
|
| L3_STATUS_0_MAD2DTA_REQ)
|
|
|
|
#define L3_SI_FLAG_STATUS_1 0x530
|
|
|
|
#define L3_STATUS_1_MPU_DATAIA (1 << 0)
|
|
#define L3_STATUS_1_DAPIA0 (1 << 3)
|
|
#define L3_STATUS_1_DAPIA1 (1 << 4)
|
|
#define L3_STATUS_1_IVAIA (1 << 6)
|
|
|
|
#define L3_PM_ERROR_LOG 0x020
|
|
#define L3_PM_CONTROL 0x028
|
|
#define L3_PM_ERROR_CLEAR_SINGLE 0x030
|
|
#define L3_PM_ERROR_CLEAR_MULTI 0x038
|
|
#define L3_PM_REQ_INFO_PERMISSION(n) (0x048 + (0x020 * n))
|
|
#define L3_PM_READ_PERMISSION(n) (0x050 + (0x020 * n))
|
|
#define L3_PM_WRITE_PERMISSION(n) (0x058 + (0x020 * n))
|
|
#define L3_PM_ADDR_MATCH(n) (0x060 + (0x020 * n))
|
|
|
|
/* L3 error log bit fields. Common for IA and TA */
|
|
#define L3_ERROR_LOG_CODE 24
|
|
#define L3_ERROR_LOG_INITID 8
|
|
#define L3_ERROR_LOG_CMD 0
|
|
|
|
/* L3 agent status bit fields. */
|
|
#define L3_AGENT_STATUS_CLEAR_IA 0x10000000
|
|
#define L3_AGENT_STATUS_CLEAR_TA 0x01000000
|
|
|
|
#define OMAP34xx_IRQ_L3_APP 10
|
|
#define L3_APPLICATION_ERROR 0x0
|
|
#define L3_DEBUG_ERROR 0x1
|
|
|
|
enum omap3_l3_initiator_id {
|
|
/* LCD has 1 ID */
|
|
OMAP_L3_LCD = 29,
|
|
/* SAD2D has 1 ID */
|
|
OMAP_L3_SAD2D = 28,
|
|
/* MPU has 5 IDs */
|
|
OMAP_L3_IA_MPU_SS_1 = 27,
|
|
OMAP_L3_IA_MPU_SS_2 = 26,
|
|
OMAP_L3_IA_MPU_SS_3 = 25,
|
|
OMAP_L3_IA_MPU_SS_4 = 24,
|
|
OMAP_L3_IA_MPU_SS_5 = 23,
|
|
/* IVA2.2 SS has 3 IDs*/
|
|
OMAP_L3_IA_IVA_SS_1 = 22,
|
|
OMAP_L3_IA_IVA_SS_2 = 21,
|
|
OMAP_L3_IA_IVA_SS_3 = 20,
|
|
/* IVA 2.2 SS DMA has 6 IDS */
|
|
OMAP_L3_IA_IVA_SS_DMA_1 = 19,
|
|
OMAP_L3_IA_IVA_SS_DMA_2 = 18,
|
|
OMAP_L3_IA_IVA_SS_DMA_3 = 17,
|
|
OMAP_L3_IA_IVA_SS_DMA_4 = 16,
|
|
OMAP_L3_IA_IVA_SS_DMA_5 = 15,
|
|
OMAP_L3_IA_IVA_SS_DMA_6 = 14,
|
|
/* SGX has 1 ID */
|
|
OMAP_L3_IA_SGX = 13,
|
|
/* CAM has 3 ID */
|
|
OMAP_L3_IA_CAM_1 = 12,
|
|
OMAP_L3_IA_CAM_2 = 11,
|
|
OMAP_L3_IA_CAM_3 = 10,
|
|
/* DAP has 1 ID */
|
|
OMAP_L3_IA_DAP = 9,
|
|
/* SDMA WR has 2 IDs */
|
|
OMAP_L3_SDMA_WR_1 = 8,
|
|
OMAP_L3_SDMA_WR_2 = 7,
|
|
/* SDMA RD has 4 IDs */
|
|
OMAP_L3_SDMA_RD_1 = 6,
|
|
OMAP_L3_SDMA_RD_2 = 5,
|
|
OMAP_L3_SDMA_RD_3 = 4,
|
|
OMAP_L3_SDMA_RD_4 = 3,
|
|
/* HSUSB OTG has 1 ID */
|
|
OMAP_L3_USBOTG = 2,
|
|
/* HSUSB HOST has 1 ID */
|
|
OMAP_L3_USBHOST = 1,
|
|
};
|
|
|
|
enum omap3_l3_code {
|
|
OMAP_L3_CODE_NOERROR = 0,
|
|
OMAP_L3_CODE_UNSUP_CMD = 1,
|
|
OMAP_L3_CODE_ADDR_HOLE = 2,
|
|
OMAP_L3_CODE_PROTECT_VIOLATION = 3,
|
|
OMAP_L3_CODE_IN_BAND_ERR = 4,
|
|
/* codes 5 and 6 are reserved */
|
|
OMAP_L3_CODE_REQ_TOUT_NOT_ACCEPT = 7,
|
|
OMAP_L3_CODE_REQ_TOUT_NO_RESP = 8,
|
|
/* codes 9 - 15 are also reserved */
|
|
};
|
|
|
|
struct omap3_l3 {
|
|
struct device *dev;
|
|
struct clk *ick;
|
|
|
|
/* memory base*/
|
|
void __iomem *rt;
|
|
|
|
int debug_irq;
|
|
int app_irq;
|
|
|
|
/* true when and inband functional error occurs */
|
|
unsigned inband:1;
|
|
};
|
|
|
|
/* offsets for l3 agents in order with the Flag status register */
|
|
static unsigned int omap3_l3_app_bases[] = {
|
|
/* MPU IA */
|
|
0x1400,
|
|
0x1400,
|
|
0x1400,
|
|
/* RESERVED */
|
|
0,
|
|
0,
|
|
0,
|
|
/* IVA 2.2 IA */
|
|
0x1800,
|
|
0x1800,
|
|
0x1800,
|
|
/* SGX IA */
|
|
0x1c00,
|
|
0x1c00,
|
|
/* RESERVED */
|
|
0,
|
|
/* CAMERA IA */
|
|
0x5800,
|
|
0x5800,
|
|
0x5800,
|
|
/* DISPLAY IA */
|
|
0x5400,
|
|
0x5400,
|
|
/* RESERVED */
|
|
0,
|
|
/*SDMA RD IA */
|
|
0x4c00,
|
|
0x4c00,
|
|
/* RESERVED */
|
|
0,
|
|
/* SDMA WR IA */
|
|
0x5000,
|
|
0x5000,
|
|
/* RESERVED */
|
|
0,
|
|
/* USB OTG IA */
|
|
0x4400,
|
|
0x4400,
|
|
0x4400,
|
|
/* USB HOST IA */
|
|
0x4000,
|
|
0x4000,
|
|
/* RESERVED */
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
/* SAD2D IA */
|
|
0x3000,
|
|
0x3000,
|
|
0x3000,
|
|
/* RESERVED */
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
/* SMA TA */
|
|
0x2000,
|
|
/* GPMC TA */
|
|
0x2400,
|
|
/* OCM RAM TA */
|
|
0x2800,
|
|
/* OCM ROM TA */
|
|
0x2C00,
|
|
/* L4 CORE TA */
|
|
0x6800,
|
|
/* L4 PER TA */
|
|
0x6c00,
|
|
/* IVA 2.2 TA */
|
|
0x6000,
|
|
/* SGX TA */
|
|
0x6400,
|
|
/* L4 EMU TA */
|
|
0x7000,
|
|
/* GPMC TA */
|
|
0x2400,
|
|
/* L4 CORE TA */
|
|
0x6800,
|
|
/* L4 PER TA */
|
|
0x6c00,
|
|
/* L4 EMU TA */
|
|
0x7000,
|
|
/* MAD2D TA */
|
|
0x3400,
|
|
/* RESERVED */
|
|
0,
|
|
0,
|
|
};
|
|
|
|
static unsigned int omap3_l3_debug_bases[] = {
|
|
/* MPU DATA IA */
|
|
0x1400,
|
|
/* RESERVED */
|
|
0,
|
|
0,
|
|
/* DAP IA */
|
|
0x5c00,
|
|
0x5c00,
|
|
/* RESERVED */
|
|
0,
|
|
/* IVA 2.2 IA */
|
|
0x1800,
|
|
/* REST RESERVED */
|
|
};
|
|
|
|
static u32 *omap3_l3_bases[] = {
|
|
omap3_l3_app_bases,
|
|
omap3_l3_debug_bases,
|
|
};
|
|
|
|
/*
|
|
* REVISIT define __raw_readll/__raw_writell here, but move them to
|
|
* <asm/io.h> at some point
|
|
*/
|
|
#define __raw_writell(v, a) (__chk_io_ptr(a), \
|
|
*(volatile u64 __force *)(a) = (v))
|
|
#define __raw_readll(a) (__chk_io_ptr(a), \
|
|
*(volatile u64 __force *)(a))
|
|
|
|
#endif
|