diff options
| -rw-r--r-- | arch/mips/mach-octeon/include/mach/cvmx-sriomaintx-defs.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/mips/mach-octeon/include/mach/cvmx-sriomaintx-defs.h b/arch/mips/mach-octeon/include/mach/cvmx-sriomaintx-defs.h new file mode 100644 index 0000000000..2558e7b2fd --- /dev/null +++ b/arch/mips/mach-octeon/include/mach/cvmx-sriomaintx-defs.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2020 Marvell International Ltd. + */ + +#ifndef __CVMX_SRIOMAINTX_DEFS_H__ +#define __CVMX_SRIOMAINTX_DEFS_H__ + +static inline u64 CVMX_SRIOMAINTX_PORT_0_CTL2(unsigned long offset) +{ + switch (cvmx_get_octeon_family()) { + case OCTEON_CNF75XX & OCTEON_FAMILY_MASK: + return 0x0000010000000154ull + (offset) * 0x100000000ull; + case OCTEON_CN66XX & OCTEON_FAMILY_MASK: + return 0x0000000000000154ull; + case OCTEON_CN63XX & OCTEON_FAMILY_MASK: + return 0x0000000000000154ull + (offset) * 0x100000000ull; + } + return 0x0000010000000154ull + (offset) * 0x100000000ull; +} + +/** + * cvmx_sriomaint#_port_0_ctl2 + * + * These registers are accessed when a local processor or an external + * device wishes to examine the port baudrate information. The automatic + * baud rate feature is not available on this device. The SUP_* and ENB_* + * fields are set directly by the SRIO()_STATUS_REG[SPD] bits as a + * reference but otherwise have no effect. + * + * WARNING!! Writes to this register will reinitialize the SRIO link. + */ +union cvmx_sriomaintx_port_0_ctl2 { + u32 u32; + struct cvmx_sriomaintx_port_0_ctl2_s { + u32 sel_baud : 4; + u32 baud_sup : 1; + u32 baud_enb : 1; + u32 sup_125g : 1; + u32 enb_125g : 1; + u32 sup_250g : 1; + u32 enb_250g : 1; + u32 sup_312g : 1; + u32 enb_312g : 1; + u32 sub_500g : 1; + u32 enb_500g : 1; + u32 sup_625g : 1; + u32 enb_625g : 1; + u32 reserved_2_15 : 14; + u32 tx_emph : 1; + u32 emph_en : 1; + } s; + struct cvmx_sriomaintx_port_0_ctl2_s cn63xx; + struct cvmx_sriomaintx_port_0_ctl2_s cn63xxp1; + struct cvmx_sriomaintx_port_0_ctl2_s cn66xx; + struct cvmx_sriomaintx_port_0_ctl2_s cnf75xx; +}; + +typedef union cvmx_sriomaintx_port_0_ctl2 cvmx_sriomaintx_port_0_ctl2_t; + +#endif |