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/*
* MPC5121 Prototypes and definitions
*
* This file is licensed under the terms of the GNU General Public
* License version 2.
*/
#ifndef __ASM_POWERPC_MPC5121_H__
#define __ASM_POWERPC_MPC5121_H__
/* MPC512x Reset module registers */
struct mpc512x_reset_module {
u32 rcwlr; /* Reset Configuration Word Low Register */
u32 rcwhr; /* Reset Configuration Word High Register */
u32 reserved1;
u32 reserved2;
u32 rsr; /* Reset Status Register */
u32 rmr; /* Reset Mode Register */
u32 rpr; /* Reset Protection Register */
u32 rcr; /* Reset Control Register */
u32 rcer; /* Reset Control Enable Register */
};
/*
* Clock Control Module
*/
struct mpc512x_ccm {
u32 spmr; /* System PLL Mode Register */
u32 sccr1; /* System Clock Control Register 1 */
u32 sccr2; /* System Clock Control Register 2 */
u32 scfr1; /* System Clock Frequency Register 1 */
u32 scfr2; /* System Clock Frequency Register 2 */
u32 scfr2s; /* System Clock Frequency Shadow Register 2 */
u32 bcr; /* Bread Crumb Register */
u32 psc_ccr[12]; /* PSC Clock Control Registers */
u32 spccr; /* SPDIF Clock Control Register */
u32 cccr; /* CFM Clock Control Register */
u32 dccr; /* DIU Clock Control Register */
u32 mscan_ccr[4]; /* MSCAN Clock Control Registers */
u32 out_ccr[4]; /* OUT CLK Configure Registers */
u32 rsv0[2]; /* Reserved */
u32 scfr3; /* System Clock Frequency Register 3 */
u32 rsv1[3]; /* Reserved */
u32 spll_lock_cnt; /* System PLL Lock Counter */
u8 res[0x6c]; /* Reserved */
};
/*
* LPC Module
*/
struct mpc512x_lpc {
u32 cs_cfg[8]; /* CS config */
u32 cs_ctrl; /* CS Control Register */
u32 cs_status; /* CS Status Register */
u32 burst_ctrl; /* CS Burst Control Register */
u32 deadcycle_ctrl; /* CS Deadcycle Control Register */
u32 holdcycle_ctrl; /* CS Holdcycle Control Register */
u32 alt; /* Address Latch Timing Register */
};
int mpc512x_cs_config(unsigned int cs, u32 val);
/*
* SCLPC Module (LPB FIFO)
*/
struct mpc512x_lpbfifo {
u32 pkt_size; /* SCLPC Packet Size Register */
u32 start_addr; /* SCLPC Start Address Register */
u32 ctrl; /* SCLPC Control Register */
u32 enable; /* SCLPC Enable Register */
u32 reserved1;
u32 status; /* SCLPC Status Register */
u32 bytes_done; /* SCLPC Bytes Done Register */
u32 emb_sc; /* EMB Share Counter Register */
u32 emb_pc; /* EMB Pause Control Register */
u32 reserved2[7];
u32 data_word; /* LPC RX/TX FIFO Data Word Register */
u32 fifo_status; /* LPC RX/TX FIFO Status Register */
u32 fifo_ctrl; /* LPC RX/TX FIFO Control Register */
u32 fifo_alarm; /* LPC RX/TX FIFO Alarm Register */
};
#define MPC512X_SCLPC_START (1 << 31)
#define MPC512X_SCLPC_CS(x) (((x) & 0x7) << 24)
#define MPC512X_SCLPC_FLUSH (1 << 17)
#define MPC512X_SCLPC_READ (1 << 16)
#define MPC512X_SCLPC_DAI (1 << 8)
#define MPC512X_SCLPC_BPT(x) ((x) & 0x3f)
#define MPC512X_SCLPC_RESET (1 << 24)
#define MPC512X_SCLPC_FIFO_RESET (1 << 16)
#define MPC512X_SCLPC_ABORT_INT_ENABLE (1 << 9)
#define MPC512X_SCLPC_NORM_INT_ENABLE (1 << 8)
#define MPC512X_SCLPC_ENABLE (1 << 0)
#define MPC512X_SCLPC_SUCCESS (1 << 24)
#define MPC512X_SCLPC_FIFO_CTRL(x) (((x) & 0x7) << 24)
#define MPC512X_SCLPC_FIFO_ALARM(x) ((x) & 0x3ff)
enum lpb_dev_portsize {
LPB_DEV_PORTSIZE_UNDEFINED = 0,
LPB_DEV_PORTSIZE_1_BYTE = 1,
LPB_DEV_PORTSIZE_2_BYTES = 2,
LPB_DEV_PORTSIZE_4_BYTES = 4,
LPB_DEV_PORTSIZE_8_BYTES = 8
};
enum mpc512x_lpbfifo_req_dir {
MPC512X_LPBFIFO_REQ_DIR_READ,
MPC512X_LPBFIFO_REQ_DIR_WRITE
};
struct mpc512x_lpbfifo_request {
phys_addr_t dev_phys_addr; /* physical address of some device on LPB */
void *ram_virt_addr; /* virtual address of some region in RAM */
u32 size;
enum lpb_dev_portsize portsize;
enum mpc512x_lpbfifo_req_dir dir;
void (*callback)(struct mpc512x_lpbfifo_request *);
};
int mpc512x_lpbfifo_submit(struct mpc512x_lpbfifo_request *req);
#endif /* __ASM_POWERPC_MPC5121_H__ */
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