mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-13 14:53:06 +00:00
145 lines
4.9 KiB
C
145 lines
4.9 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0
|
||
|
*
|
||
|
* Copyright (C) 2017-2018 Intel Corporation <www.intel.com>
|
||
|
*
|
||
|
*/
|
||
|
|
||
|
#ifndef _MAILBOX_S10_H_
|
||
|
#define _MAILBOX_S10_H_
|
||
|
|
||
|
/* user define Uboot ID */
|
||
|
#define MBOX_CLIENT_ID_UBOOT 0xB
|
||
|
#define MBOX_ID_UBOOT 0x1
|
||
|
|
||
|
#define MBOX_CMD_DIRECT 0
|
||
|
#define MBOX_CMD_INDIRECT 1
|
||
|
|
||
|
#define MBOX_MAX_CMD_INDEX 2047
|
||
|
#define MBOX_CMD_BUFFER_SIZE 32
|
||
|
#define MBOX_RESP_BUFFER_SIZE 16
|
||
|
|
||
|
#define MBOX_HDR_CMD_LSB 0
|
||
|
#define MBOX_HDR_CMD_MSK (BIT(11) - 1)
|
||
|
#define MBOX_HDR_I_LSB 11
|
||
|
#define MBOX_HDR_I_MSK BIT(11)
|
||
|
#define MBOX_HDR_LEN_LSB 12
|
||
|
#define MBOX_HDR_LEN_MSK 0x007FF000
|
||
|
#define MBOX_HDR_ID_LSB 24
|
||
|
#define MBOX_HDR_ID_MSK 0x0F000000
|
||
|
#define MBOX_HDR_CLIENT_LSB 28
|
||
|
#define MBOX_HDR_CLIENT_MSK 0xF0000000
|
||
|
|
||
|
/* Interrupt flags */
|
||
|
#define MBOX_FLAGS_INT_COE BIT(0) /* COUT update interrupt enable */
|
||
|
#define MBOX_FLAGS_INT_RIE BIT(1) /* RIN update interrupt enable */
|
||
|
#define MBOX_FLAGS_INT_UAE BIT(8) /* Urgent ACK interrupt enable */
|
||
|
#define MBOX_ALL_INTRS (MBOX_FLAGS_INT_COE | \
|
||
|
MBOX_FLAGS_INT_RIE | \
|
||
|
MBOX_FLAGS_INT_UAE)
|
||
|
|
||
|
/* Status */
|
||
|
#define MBOX_STATUS_UA_MSK BIT(8)
|
||
|
|
||
|
#define MBOX_CMD_HEADER(client, id, len, indirect, cmd) \
|
||
|
((((cmd) << MBOX_HDR_CMD_LSB) & MBOX_HDR_CMD_MSK) | \
|
||
|
(((indirect) << MBOX_HDR_I_LSB) & MBOX_HDR_I_MSK) | \
|
||
|
(((len) << MBOX_HDR_LEN_LSB) & MBOX_HDR_LEN_MSK) | \
|
||
|
(((id) << MBOX_HDR_ID_LSB) & MBOX_HDR_ID_MSK) | \
|
||
|
(((client) << MBOX_HDR_CLIENT_LSB) & MBOX_HDR_CLIENT_MSK))
|
||
|
|
||
|
#define MBOX_RESP_ERR_GET(resp) \
|
||
|
(((resp) & MBOX_HDR_CMD_MSK) >> MBOX_HDR_CMD_LSB)
|
||
|
#define MBOX_RESP_LEN_GET(resp) \
|
||
|
(((resp) & MBOX_HDR_LEN_MSK) >> MBOX_HDR_LEN_LSB)
|
||
|
#define MBOX_RESP_ID_GET(resp) \
|
||
|
(((resp) & MBOX_HDR_ID_MSK) >> MBOX_HDR_ID_LSB)
|
||
|
#define MBOX_RESP_CLIENT_GET(resp) \
|
||
|
(((resp) & MBOX_HDR_CLIENT_MSK) >> MBOX_HDR_CLIENT_LSB)
|
||
|
|
||
|
/* Response error list */
|
||
|
enum ALT_SDM_MBOX_RESP_CODE {
|
||
|
/* CMD completed successfully, but check resp ARGS for any errors */
|
||
|
MBOX_RESP_STATOK = 0,
|
||
|
/* CMD is incorrectly formatted in some way */
|
||
|
MBOX_RESP_INVALID_COMMAND = 1,
|
||
|
/* BootROM Command code not undesrtood */
|
||
|
MBOX_RESP_UNKNOWN_BR = 2,
|
||
|
/* CMD code not recognized by firmware */
|
||
|
MBOX_RESP_UNKNOWN = 3,
|
||
|
/* Indicates that the device is not configured */
|
||
|
MBOX_RESP_NOT_CONFIGURED = 256,
|
||
|
/* Indicates that the device is busy */
|
||
|
MBOX_RESP_DEVICE_BUSY = 0x1FF,
|
||
|
/* Indicates that there is no valid response available */
|
||
|
MBOX_RESP_NO_VALID_RESP_AVAILABLE = 0x2FF,
|
||
|
/* General Error */
|
||
|
MBOX_RESP_ERROR = 0x3FF,
|
||
|
};
|
||
|
|
||
|
/* Mailbox command list */
|
||
|
#define MBOX_RESTART 2
|
||
|
#define MBOX_CONFIG_STATUS 4
|
||
|
#define MBOX_RECONFIG 6
|
||
|
#define MBOX_RECONFIG_MSEL 7
|
||
|
#define MBOX_RECONFIG_DATA 8
|
||
|
#define MBOX_RECONFIG_STATUS 9
|
||
|
#define MBOX_QSPI_OPEN 50
|
||
|
#define MBOX_QSPI_CLOSE 51
|
||
|
#define MBOX_QSPI_DIRECT 59
|
||
|
#define MBOX_REBOOT_HPS 71
|
||
|
|
||
|
/* Mailbox registers */
|
||
|
#define MBOX_CIN 0 /* command valid offset */
|
||
|
#define MBOX_ROUT 4 /* response output offset */
|
||
|
#define MBOX_URG 8 /* urgent command */
|
||
|
#define MBOX_FLAGS 0x0c /* interrupt enables */
|
||
|
#define MBOX_COUT 0x20 /* command free offset */
|
||
|
#define MBOX_RIN 0x24 /* respond valid offset */
|
||
|
#define MBOX_STATUS 0x2c /* mailbox status */
|
||
|
#define MBOX_CMD_BUF 0x40 /* circular command buffer */
|
||
|
#define MBOX_RESP_BUF 0xc0 /* circular response buffer */
|
||
|
#define MBOX_DOORBELL_TO_SDM 0x400 /* Doorbell to SDM */
|
||
|
#define MBOX_DOORBELL_FROM_SDM 0x480 /* Doorbell from SDM */
|
||
|
|
||
|
/* Status and bit information returned by RECONFIG_STATUS */
|
||
|
#define RECONFIG_STATUS_RESPONSE_LEN 6
|
||
|
#define RECONFIG_STATUS_STATE 0
|
||
|
#define RECONFIG_STATUS_PIN_STATUS 2
|
||
|
#define RECONFIG_STATUS_SOFTFUNC_STATUS 3
|
||
|
|
||
|
#define MBOX_CFGSTAT_STATE_IDLE 0x00000000
|
||
|
#define MBOX_CFGSTAT_STATE_CONFIG 0x10000000
|
||
|
#define MBOX_CFGSTAT_STATE_FAILACK 0x08000000
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_INVALID 0xf0000001
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_CORRUPT 0xf0000002
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_AUTH 0xf0000003
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_CORE_IO 0xf0000004
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_HARDWARE 0xf0000005
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_FAKE 0xf0000006
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_BOOT_INFO 0xf0000007
|
||
|
#define MBOX_CFGSTAT_STATE_ERROR_QSPI_ERROR 0xf0000008
|
||
|
|
||
|
#define RCF_SOFTFUNC_STATUS_CONF_DONE BIT(0)
|
||
|
#define RCF_SOFTFUNC_STATUS_INIT_DONE BIT(1)
|
||
|
#define RCF_SOFTFUNC_STATUS_SEU_ERROR BIT(3)
|
||
|
#define RCF_PIN_STATUS_NSTATUS BIT(31)
|
||
|
|
||
|
int mbox_send_cmd(u8 id, u32 cmd, u8 is_indirect, u32 len, u32 *arg, u8 urgent,
|
||
|
u32 *resp_buf_len, u32 *resp_buf);
|
||
|
int mbox_send_cmd_psci(u8 id, u32 cmd, u8 is_indirect, u32 len, u32 *arg,
|
||
|
u8 urgent, u32 *resp_buf_len, u32 *resp_buf);
|
||
|
int mbox_send_cmd_only(u8 id, u32 cmd, u8 is_indirect, u32 len, u32 *arg);
|
||
|
int mbox_send_cmd_only_psci(u8 id, u32 cmd, u8 is_indirect, u32 len, u32 *arg);
|
||
|
int mbox_rcv_resp(u32 *resp_buf, u32 resp_buf_max_len);
|
||
|
int mbox_rcv_resp_psci(u32 *resp_buf, u32 resp_buf_max_len);
|
||
|
int mbox_init(void);
|
||
|
|
||
|
#ifdef CONFIG_CADENCE_QSPI
|
||
|
int mbox_qspi_close(void);
|
||
|
int mbox_qspi_open(void);
|
||
|
#endif
|
||
|
|
||
|
int mbox_reset_cold(void);
|
||
|
|
||
|
#endif /* _MAILBOX_S10_H_ */
|