diff options
Diffstat (limited to 'arch/arm/include/asm/imx-common/rdc-sema.h')
| -rw-r--r-- | arch/arm/include/asm/imx-common/rdc-sema.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm/include/asm/imx-common/rdc-sema.h b/arch/arm/include/asm/imx-common/rdc-sema.h new file mode 100644 index 0000000000..2c61e56126 --- /dev/null +++ b/arch/arm/include/asm/imx-common/rdc-sema.h @@ -0,0 +1,100 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __RDC_SEMA_H__ +#define __RDC_SEMA_H__ + +/* + * rdc_peri_cfg_t and rdc_ma_cft_t use the same layout. + * + * [ 23 22 | 21 20 | 19 18 | 17 16 ] | [ 15 - 8 ] | [ 7 - 0 ] + * d3 d2 d1 d0 | master id | peri id + * d[x] means domain[x], x can be [3 - 0]. + */ +typedef u32 rdc_peri_cfg_t; +typedef u32 rdc_ma_cfg_t; + +#define RDC_PERI_SHIFT 0 +#define RDC_PERI_MASK 0xFF + +#define RDC_DOMAIN_SHIFT_BASE 16 +#define RDC_DOMAIN_MASK 0xFF0000 +#define RDC_DOMAIN_SHIFT(x) (RDC_DOMAIN_SHIFT_BASE + ((x << 1))) +#define RDC_DOMAIN(x) ((rdc_peri_cfg_t)(0x3 << RDC_DOMAIN_SHIFT(x))) + +#define RDC_MASTER_SHIFT 8 +#define RDC_MASTER_MASK 0xFF00 +#define RDC_MASTER_CFG(master_id, domain_id) (rdc_ma_cfg_t)((master_id << 8) | \ + (domain_id << RDC_DOMAIN_SHIFT_BASE)) + +/* The Following macro definitions are common to i.MX6SX and i.MX7D */ +#define SEMA_GATES_NUM 64 + +#define RDC_MDA_DID_SHIFT 0 +#define RDC_MDA_DID_MASK (0x3 << RDC_MDA_DID_SHIFT) +#define RDC_MDA_LCK_SHIFT 31 +#define RDC_MDA_LCK_MASK (0x1 << RDC_MDA_LCK_SHIFT) + +#define RDC_PDAP_DW_SHIFT(domain) ((domain) << 1) +#define RDC_PDAP_DR_SHIFT(domain) (1 + RDC_PDAP_DW_SHIFT(domain)) +#define RDC_PDAP_DW_MASK(domain) (1 << RDC_PDAP_DW_SHIFT(domain)) +#define RDC_PDAP_DR_MASK(domain) (1 << RDC_PDAP_DR_SHIFT(domain)) +#define RDC_PDAP_DRW_MASK(domain) (RDC_PDAP_DW_MASK(domain) | \ + RDC_PDAP_DR_MASK(domain)) + +#define RDC_PDAP_SREQ_SHIFT 30 +#define RDC_PDAP_SREQ_MASK (0x1 << RDC_PDAP_SREQ_SHIFT) +#define RDC_PDAP_LCK_SHIFT 31 +#define RDC_PDAP_LCK_MASK (0x1 << RDC_PDAP_LCK_SHIFT) + +#define RDC_MRSA_SADR_SHIFT 7 +#define RDC_MRSA_SADR_MASK (0x1ffffff << RDC_MRSA_SADR_SHIFT) + +#define RDC_MREA_EADR_SHIFT 7 +#define RDC_MREA_EADR_MASK (0x1ffffff << RDC_MREA_EADR_SHIFT) + +#define RDC_MRC_DW_SHIFT(domain) (domain) +#define RDC_MRC_DR_SHIFT(domain) (1 + RDC_MRC_DW_SHIFT(domain)) +#define RDC_MRC_DW_MASK(domain) (1 << RDC_MRC_DW_SHIFT(domain)) +#define RDC_MRC_DR_MASK(domain) (1 << RDC_MRC_DR_SHIFT(domain)) +#define RDC_MRC_DRW_MASK(domain) (RDC_MRC_DW_MASK(domain) | \ + RDC_MRC_DR_MASK(domain)) +#define RDC_MRC_ENA_SHIFT 30 +#define RDC_MRC_ENA_MASK (0x1 << RDC_MRC_ENA_SHIFT) +#define RDC_MRC_LCK_SHIFT 31 +#define RDC_MRC_LCK_MASK (0x1 << RDC_MRC_LCK_SHIFT) + +#define RDC_MRVS_VDID_SHIFT 0 +#define RDC_MRVS_VDID_MASK (0x3 << RDC_MRVS_VDID_SHIFT) +#define RDC_MRVS_AD_SHIFT 4 +#define RDC_MRVS_AD_MASK (0x1 << RDC_MRVS_AD_SHIFT) +#define RDC_MRVS_VADDR_SHIFT 5 +#define RDC_MRVS_VADDR_MASK (0x7ffffff << RDC_MRVS_VADDR_SHIFT) + +#define RDC_SEMA_GATE_GTFSM_SHIFT 0 +#define RDC_SEMA_GATE_GTFSM_MASK (0xf << RDC_SEMA_GATE_GTFSM_SHIFT) +#define RDC_SEMA_GATE_LDOM_SHIFT 5 +#define RDC_SEMA_GATE_LDOM_MASK (0x3 << RDC_SEMA_GATE_LDOM_SHIFT) + +#define RDC_SEMA_RSTGT_RSTGDP_SHIFT 0 +#define RDC_SEMA_RSTGT_RSTGDP_MASK (0xff << RDC_SEMA_RSTGT_RSTGDP_SHIFT) +#define RDC_SEMA_RSTGT_RSTGSM_SHIFT 2 +#define RDC_SEMA_RSTGT_RSTGSM_MASK (0x3 << RDC_SEMA_RSTGT_RSTGSM_SHIFT) +#define RDC_SEMA_RSTGT_RSTGMS_SHIFT 4 +#define RDC_SEMA_RSTGT_RSTGMS_MASK (0xf << RDC_SEMA_RSTGT_RSTGMS_SHIFT) +#define RDC_SEMA_RSTGT_RSTGTN_SHIFT 8 +#define RDC_SEMA_RSTGT_RSTGTN_MASK (0xff << RDC_SEMA_RSTGT_RSTGTN_SHIFT) + +int imx_rdc_check_permission(int per_id, int dom_id); +int imx_rdc_sema_lock(int per_id); +int imx_rdc_sema_unlock(int per_id); +int imx_rdc_setup_peri(rdc_peri_cfg_t p); +int imx_rdc_setup_peripherals(rdc_peri_cfg_t const *peripherals_list, + unsigned count); +int imx_rdc_setup_ma(rdc_ma_cfg_t p); +int imx_rdc_setup_masters(rdc_ma_cfg_t const *masters_list, unsigned count); + +#endif /* __RDC_SEMA_H__*/ |