| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* Hardware definitions for SSI. |
| * |
| * Copyright (C) 2010 Nokia Corporation. All rights reserved. |
| * |
| * Contact: Carlos Chinea <carlos.chinea@nokia.com> |
| */ |
| |
| #ifndef __OMAP_SSI_REGS_H__ |
| #define __OMAP_SSI_REGS_H__ |
| |
| /* |
| * SSI SYS registers |
| */ |
| #define SSI_REVISION_REG 0 |
| # define SSI_REV_MAJOR 0xf0 |
| # define SSI_REV_MINOR 0xf |
| #define SSI_SYSCONFIG_REG 0x10 |
| # define SSI_AUTOIDLE (1 << 0) |
| # define SSI_SOFTRESET (1 << 1) |
| # define SSI_SIDLEMODE_FORCE 0 |
| # define SSI_SIDLEMODE_NO (1 << 3) |
| # define SSI_SIDLEMODE_SMART (1 << 4) |
| # define SSI_SIDLEMODE_MASK 0x18 |
| # define SSI_MIDLEMODE_FORCE 0 |
| # define SSI_MIDLEMODE_NO (1 << 12) |
| # define SSI_MIDLEMODE_SMART (1 << 13) |
| # define SSI_MIDLEMODE_MASK 0x3000 |
| #define SSI_SYSSTATUS_REG 0x14 |
| # define SSI_RESETDONE 1 |
| #define SSI_MPU_STATUS_REG(port, irq) (0x808 + ((port) * 0x10) + ((irq) * 2)) |
| #define SSI_MPU_ENABLE_REG(port, irq) (0x80c + ((port) * 0x10) + ((irq) * 8)) |
| # define SSI_DATAACCEPT(channel) (1 << (channel)) |
| # define SSI_DATAAVAILABLE(channel) (1 << ((channel) + 8)) |
| # define SSI_DATAOVERRUN(channel) (1 << ((channel) + 16)) |
| # define SSI_ERROROCCURED (1 << 24) |
| # define SSI_BREAKDETECTED (1 << 25) |
| #define SSI_GDD_MPU_IRQ_STATUS_REG 0x0800 |
| #define SSI_GDD_MPU_IRQ_ENABLE_REG 0x0804 |
| # define SSI_GDD_LCH(channel) (1 << (channel)) |
| #define SSI_WAKE_REG(port) (0xc00 + ((port) * 0x10)) |
| #define SSI_CLEAR_WAKE_REG(port) (0xc04 + ((port) * 0x10)) |
| #define SSI_SET_WAKE_REG(port) (0xc08 + ((port) * 0x10)) |
| # define SSI_WAKE(channel) (1 << (channel)) |
| # define SSI_WAKE_MASK 0xff |
| |
| /* |
| * SSI SST registers |
| */ |
| #define SSI_SST_ID_REG 0 |
| #define SSI_SST_MODE_REG 4 |
| # define SSI_MODE_VAL_MASK 3 |
| # define SSI_MODE_SLEEP 0 |
| # define SSI_MODE_STREAM 1 |
| # define SSI_MODE_FRAME 2 |
| # define SSI_MODE_MULTIPOINTS 3 |
| #define SSI_SST_FRAMESIZE_REG 8 |
| # define SSI_FRAMESIZE_DEFAULT 31 |
| #define SSI_SST_TXSTATE_REG 0xc |
| # define SSI_TXSTATE_IDLE 0 |
| #define SSI_SST_BUFSTATE_REG 0x10 |
| # define SSI_FULL(channel) (1 << (channel)) |
| #define SSI_SST_DIVISOR_REG 0x18 |
| # define SSI_MAX_DIVISOR 127 |
| #define SSI_SST_BREAK_REG 0x20 |
| #define SSI_SST_CHANNELS_REG 0x24 |
| # define SSI_CHANNELS_DEFAULT 4 |
| #define SSI_SST_ARBMODE_REG 0x28 |
| # define SSI_ARBMODE_ROUNDROBIN 0 |
| # define SSI_ARBMODE_PRIORITY 1 |
| #define SSI_SST_BUFFER_CH_REG(channel) (0x80 + ((channel) * 4)) |
| #define SSI_SST_SWAPBUF_CH_REG(channel) (0xc0 + ((channel) * 4)) |
| |
| /* |
| * SSI SSR registers |
| */ |
| #define SSI_SSR_ID_REG 0 |
| #define SSI_SSR_MODE_REG 4 |
| #define SSI_SSR_FRAMESIZE_REG 8 |
| #define SSI_SSR_RXSTATE_REG 0xc |
| #define SSI_SSR_BUFSTATE_REG 0x10 |
| # define SSI_NOTEMPTY(channel) (1 << (channel)) |
| #define SSI_SSR_BREAK_REG 0x1c |
| #define SSI_SSR_ERROR_REG 0x20 |
| #define SSI_SSR_ERRORACK_REG 0x24 |
| #define SSI_SSR_OVERRUN_REG 0x2c |
| #define SSI_SSR_OVERRUNACK_REG 0x30 |
| #define SSI_SSR_TIMEOUT_REG 0x34 |
| # define SSI_TIMEOUT_DEFAULT 0 |
| #define SSI_SSR_CHANNELS_REG 0x28 |
| #define SSI_SSR_BUFFER_CH_REG(channel) (0x80 + ((channel) * 4)) |
| #define SSI_SSR_SWAPBUF_CH_REG(channel) (0xc0 + ((channel) * 4)) |
| |
| /* |
| * SSI GDD registers |
| */ |
| #define SSI_GDD_HW_ID_REG 0 |
| #define SSI_GDD_PPORT_ID_REG 0x10 |
| #define SSI_GDD_MPORT_ID_REG 0x14 |
| #define SSI_GDD_PPORT_SR_REG 0x20 |
| #define SSI_GDD_MPORT_SR_REG 0x24 |
| # define SSI_ACTIVE_LCH_NUM_MASK 0xff |
| #define SSI_GDD_TEST_REG 0x40 |
| # define SSI_TEST 1 |
| #define SSI_GDD_GCR_REG 0x100 |
| # define SSI_CLK_AUTOGATING_ON (1 << 3) |
| # define SSI_FREE (1 << 2) |
| # define SSI_SWITCH_OFF (1 << 0) |
| #define SSI_GDD_GRST_REG 0x200 |
| # define SSI_SWRESET 1 |
| #define SSI_GDD_CSDP_REG(channel) (0x800 + ((channel) * 0x40)) |
| # define SSI_DST_BURST_EN_MASK 0xc000 |
| # define SSI_DST_SINGLE_ACCESS0 0 |
| # define SSI_DST_SINGLE_ACCESS (1 << 14) |
| # define SSI_DST_BURST_4x32_BIT (2 << 14) |
| # define SSI_DST_BURST_8x32_BIT (3 << 14) |
| # define SSI_DST_MASK 0x1e00 |
| # define SSI_DST_MEMORY_PORT (8 << 9) |
| # define SSI_DST_PERIPHERAL_PORT (9 << 9) |
| # define SSI_SRC_BURST_EN_MASK 0x180 |
| # define SSI_SRC_SINGLE_ACCESS0 0 |
| # define SSI_SRC_SINGLE_ACCESS (1 << 7) |
| # define SSI_SRC_BURST_4x32_BIT (2 << 7) |
| # define SSI_SRC_BURST_8x32_BIT (3 << 7) |
| # define SSI_SRC_MASK 0x3c |
| # define SSI_SRC_MEMORY_PORT (8 << 2) |
| # define SSI_SRC_PERIPHERAL_PORT (9 << 2) |
| # define SSI_DATA_TYPE_MASK 3 |
| # define SSI_DATA_TYPE_S32 2 |
| #define SSI_GDD_CCR_REG(channel) (0x802 + ((channel) * 0x40)) |
| # define SSI_DST_AMODE_MASK (3 << 14) |
| # define SSI_DST_AMODE_CONST 0 |
| # define SSI_DST_AMODE_POSTINC (1 << 12) |
| # define SSI_SRC_AMODE_MASK (3 << 12) |
| # define SSI_SRC_AMODE_CONST 0 |
| # define SSI_SRC_AMODE_POSTINC (1 << 12) |
| # define SSI_CCR_ENABLE (1 << 7) |
| # define SSI_CCR_SYNC_MASK 0x1f |
| #define SSI_GDD_CICR_REG(channel) (0x804 + ((channel) * 0x40)) |
| # define SSI_BLOCK_IE (1 << 5) |
| # define SSI_HALF_IE (1 << 2) |
| # define SSI_TOUT_IE (1 << 0) |
| #define SSI_GDD_CSR_REG(channel) (0x806 + ((channel) * 0x40)) |
| # define SSI_CSR_SYNC (1 << 6) |
| # define SSI_CSR_BLOCK (1 << 5) |
| # define SSI_CSR_HALF (1 << 2) |
| # define SSI_CSR_TOUR (1 << 0) |
| #define SSI_GDD_CSSA_REG(channel) (0x808 + ((channel) * 0x40)) |
| #define SSI_GDD_CDSA_REG(channel) (0x80c + ((channel) * 0x40)) |
| #define SSI_GDD_CEN_REG(channel) (0x810 + ((channel) * 0x40)) |
| #define SSI_GDD_CSAC_REG(channel) (0x818 + ((channel) * 0x40)) |
| #define SSI_GDD_CDAC_REG(channel) (0x81a + ((channel) * 0x40)) |
| #define SSI_GDD_CLNK_CTRL_REG(channel) (0x828 + ((channel) * 0x40)) |
| # define SSI_ENABLE_LNK (1 << 15) |
| # define SSI_STOP_LNK (1 << 14) |
| # define SSI_NEXT_CH_ID_MASK 0xf |
| |
| #endif /* __OMAP_SSI_REGS_H__ */ |
