diff options
| -rw-r--r-- | src/soc/amd/common/block/lpc/espi_def.h | 54 | ||||
| -rw-r--r-- | src/soc/amd/common/block/lpc/espi_util.c | 50 |
2 files changed, 56 insertions, 48 deletions
diff --git a/src/soc/amd/common/block/lpc/espi_def.h b/src/soc/amd/common/block/lpc/espi_def.h new file mode 100644 index 0000000000..a14f10fac6 --- /dev/null +++ b/src/soc/amd/common/block/lpc/espi_def.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef AMD_BLOCK_ESPI_DEF_H +#define AMD_BLOCK_ESPI_DEF_H + +#define ESPI_DN_TX_HDR0 0x00 +#define ESPI_DN_TX_HDR1 0x04 +#define ESPI_DN_TX_HDR2 0x08 +#define ESPI_DN_TX_DATA 0x0c + +#define ESPI_MASTER_CAP 0x2c +#define ESPI_VW_MAX_SIZE_SHIFT 13 +#define ESPI_VW_MAX_SIZE_MASK (0x3f << ESPI_VW_MAX_SIZE_SHIFT) + +#define ESPI_GLOBAL_CONTROL_0 0x30 +#define ESPI_WAIT_CNT_SHIFT 24 +#define ESPI_WAIT_CNT_MASK (0x3f << ESPI_WAIT_CNT_SHIFT) +#define ESPI_WDG_CNT_SHIFT 8 +#define ESPI_WDG_CNT_MASK (0xffff << ESPI_WDG_CNT_SHIFT) +#define ESPI_AL_IDLE_TIMER_SHIFT 4 +#define ESPI_AL_IDLE_TIMER_MASK (0x7 << ESPI_AL_IDLE_TIMER_SHIFT) +#define ESPI_AL_STOP_EN (1 << 3) +#define ESPI_PR_CLKGAT_EN (1 << 2) +#define ESPI_WAIT_CHKEN (1 << 1) +#define ESPI_WDG_EN (1 << 0) + +#define ESPI_GLOBAL_CONTROL_1 0x34 +#define ESPI_RGCMD_INT_MAP_SHIFT 13 +#define ESPI_RGCMD_INT_MAP_MASK (0x1f << ESPI_RGCMD_INT_MAP_SHIFT) +#define ESPI_RGCMD_INT(irq) ((irq) << ESPI_RGCMD_INT_MAP_SHIFT) +#define ESPI_RGCMD_INT_SMI (0x1f << ESPI_RGCMD_INT_MAP_SHIFT) +#define ESPI_ERR_INT_MAP_SHIFT 8 +#define ESPI_ERR_INT_MAP_MASK (0x1f << ESPI_ERR_INT_MAP_SHIFT) +#define ESPI_ERR_INT(irq) ((irq) << ESPI_ERR_INT_MAP_SHIFT) +#define ESPI_ERR_INT_SMI (0x1f << ESPI_ERR_INT_MAP_SHIFT) +#define ESPI_SUB_DECODE_SLV_SHIFT 3 +#define ESPI_SUB_DECODE_SLV_MASK (0x3 << ESPI_SUB_DECODE_SLV_SHIFT) +#define ESPI_SUB_DECODE_EN (1 << 2) +#define ESPI_BUS_MASTER_EN (1 << 1) +#define ESPI_SW_RST (1 << 0) + +#define ESPI_SLAVE0_INT_EN 0x6c +#define ESPI_SLAVE0_INT_STS 0x70 +#define ESPI_STATUS_DNCMD_COMPLETE (1 << 28) +#define ESPI_STATUS_NON_FATAL_ERROR (1 << 6) +#define ESPI_STATUS_FATAL_ERROR (1 << 5) +#define ESPI_STATUS_NO_RESPONSE (1 << 4) +#define ESPI_STATUS_CRC_ERR (1 << 2) +#define ESPI_STATUS_WAIT_TIMEOUT (1 << 1) +#define ESPI_STATUS_BUS_ERROR (1 << 0) + +#define ESPI_RXVW_POLARITY 0xac + +#endif /* AMD_BLOCK_ESPI_DEF_H */ diff --git a/src/soc/amd/common/block/lpc/espi_util.c b/src/soc/amd/common/block/lpc/espi_util.c index f36f778b3a..ae742c5e88 100644 --- a/src/soc/amd/common/block/lpc/espi_util.c +++ b/src/soc/amd/common/block/lpc/espi_util.c @@ -10,6 +10,8 @@ #include <timer.h> #include <types.h> +#include "espi_def.h" + static uintptr_t espi_bar; void espi_update_static_bar(uintptr_t bar) @@ -315,7 +317,6 @@ static enum cb_err espi_configure_decodes(const struct espi_config *cfg) return CB_SUCCESS; } -#define ESPI_DN_TX_HDR0 0x00 enum espi_cmd_type { CMD_TYPE_SET_CONFIGURATION = 0, CMD_TYPE_GET_CONFIGURATION = 1, @@ -326,53 +327,6 @@ enum espi_cmd_type { CMD_TYPE_FLASH = 7, }; -#define ESPI_DN_TX_HDR1 0x04 -#define ESPI_DN_TX_HDR2 0x08 -#define ESPI_DN_TX_DATA 0x0c - -#define ESPI_MASTER_CAP 0x2c -#define ESPI_VW_MAX_SIZE_SHIFT 13 -#define ESPI_VW_MAX_SIZE_MASK (0x3f << ESPI_VW_MAX_SIZE_SHIFT) - -#define ESPI_GLOBAL_CONTROL_0 0x30 -#define ESPI_WAIT_CNT_SHIFT 24 -#define ESPI_WAIT_CNT_MASK (0x3f << ESPI_WAIT_CNT_SHIFT) -#define ESPI_WDG_CNT_SHIFT 8 -#define ESPI_WDG_CNT_MASK (0xffff << ESPI_WDG_CNT_SHIFT) -#define ESPI_AL_IDLE_TIMER_SHIFT 4 -#define ESPI_AL_IDLE_TIMER_MASK (0x7 << ESPI_AL_IDLE_TIMER_SHIFT) -#define ESPI_AL_STOP_EN (1 << 3) -#define ESPI_PR_CLKGAT_EN (1 << 2) -#define ESPI_WAIT_CHKEN (1 << 1) -#define ESPI_WDG_EN (1 << 0) - -#define ESPI_GLOBAL_CONTROL_1 0x34 -#define ESPI_RGCMD_INT_MAP_SHIFT 13 -#define ESPI_RGCMD_INT_MAP_MASK (0x1f << ESPI_RGCMD_INT_MAP_SHIFT) -#define ESPI_RGCMD_INT(irq) ((irq) << ESPI_RGCMD_INT_MAP_SHIFT) -#define ESPI_RGCMD_INT_SMI (0x1f << ESPI_RGCMD_INT_MAP_SHIFT) -#define ESPI_ERR_INT_MAP_SHIFT 8 -#define ESPI_ERR_INT_MAP_MASK (0x1f << ESPI_ERR_INT_MAP_SHIFT) -#define ESPI_ERR_INT(irq) ((irq) << ESPI_ERR_INT_MAP_SHIFT) -#define ESPI_ERR_INT_SMI (0x1f << ESPI_ERR_INT_MAP_SHIFT) -#define ESPI_SUB_DECODE_SLV_SHIFT 3 -#define ESPI_SUB_DECODE_SLV_MASK (0x3 << ESPI_SUB_DECODE_SLV_SHIFT) -#define ESPI_SUB_DECODE_EN (1 << 2) -#define ESPI_BUS_MASTER_EN (1 << 1) -#define ESPI_SW_RST (1 << 0) - -#define ESPI_SLAVE0_INT_EN 0x6c -#define ESPI_SLAVE0_INT_STS 0x70 -#define ESPI_STATUS_DNCMD_COMPLETE (1 << 28) -#define ESPI_STATUS_NON_FATAL_ERROR (1 << 6) -#define ESPI_STATUS_FATAL_ERROR (1 << 5) -#define ESPI_STATUS_NO_RESPONSE (1 << 4) -#define ESPI_STATUS_CRC_ERR (1 << 2) -#define ESPI_STATUS_WAIT_TIMEOUT (1 << 1) -#define ESPI_STATUS_BUS_ERROR (1 << 0) - -#define ESPI_RXVW_POLARITY 0xac - #define ESPI_CMD_TIMEOUT_US 100 #define ESPI_CH_READY_TIMEOUT_US 10000 |