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linux/drivers/bus/omap_l3_smx.h

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* 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>
*/
#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
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