|  | /* SPDX-License-Identifier: GPL-2.0-or-later */ | 
|  | /* | 
|  | * OMAP3XXX L3 Interconnect Driver header | 
|  | * | 
|  | * Copyright (C) 2011 Texas Corporation | 
|  | *	Felipe Balbi <[email protected]> | 
|  | *	Santosh Shilimkar <[email protected]> | 
|  | *	sricharan <[email protected]> | 
|  | */ | 
|  | #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 |