/* * OMAP3XXX L3 Interconnect Driver header * * Copyright (C) 2011 Texas Corporation * Felipe Balbi * Santosh Shilimkar * sricharan * * 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 * 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