xref: /openbmc/u-boot/drivers/i2c/s3c24x0_i2c.h (revision 296a461d)
191dffb16SRajeshwari Shinde /*
291dffb16SRajeshwari Shinde  * Copyright (C) 2012 Samsung Electronics
391dffb16SRajeshwari Shinde  *
41a459660SWolfgang Denk  * SPDX-License-Identifier:	GPL-2.0+
591dffb16SRajeshwari Shinde  */
691dffb16SRajeshwari Shinde 
791dffb16SRajeshwari Shinde #ifndef _S3C24X0_I2C_H
891dffb16SRajeshwari Shinde #define _S3C24X0_I2C_H
991dffb16SRajeshwari Shinde 
1091dffb16SRajeshwari Shinde struct s3c24x0_i2c {
1191dffb16SRajeshwari Shinde 	u32	iiccon;
1291dffb16SRajeshwari Shinde 	u32	iicstat;
1391dffb16SRajeshwari Shinde 	u32	iicadd;
1491dffb16SRajeshwari Shinde 	u32	iicds;
1591dffb16SRajeshwari Shinde 	u32	iiclc;
1691dffb16SRajeshwari Shinde };
17a9d2ae70SRajeshwari Shinde 
18*296a461dSNaveen Krishna Ch struct exynos5_hsi2c {
19*296a461dSNaveen Krishna Ch 	u32	usi_ctl;
20*296a461dSNaveen Krishna Ch 	u32	usi_fifo_ctl;
21*296a461dSNaveen Krishna Ch 	u32	usi_trailing_ctl;
22*296a461dSNaveen Krishna Ch 	u32	usi_clk_ctl;
23*296a461dSNaveen Krishna Ch 	u32	usi_clk_slot;
24*296a461dSNaveen Krishna Ch 	u32	spi_ctl;
25*296a461dSNaveen Krishna Ch 	u32	uart_ctl;
26*296a461dSNaveen Krishna Ch 	u32	res1;
27*296a461dSNaveen Krishna Ch 	u32	usi_int_en;
28*296a461dSNaveen Krishna Ch 	u32	usi_int_stat;
29*296a461dSNaveen Krishna Ch 	u32	usi_modem_stat;
30*296a461dSNaveen Krishna Ch 	u32	usi_error_stat;
31*296a461dSNaveen Krishna Ch 	u32	usi_fifo_stat;
32*296a461dSNaveen Krishna Ch 	u32	usi_txdata;
33*296a461dSNaveen Krishna Ch 	u32	usi_rxdata;
34*296a461dSNaveen Krishna Ch 	u32	res2;
35*296a461dSNaveen Krishna Ch 	u32	usi_conf;
36*296a461dSNaveen Krishna Ch 	u32	usi_auto_conf;
37*296a461dSNaveen Krishna Ch 	u32	usi_timeout;
38*296a461dSNaveen Krishna Ch 	u32	usi_manual_cmd;
39*296a461dSNaveen Krishna Ch 	u32	usi_trans_status;
40*296a461dSNaveen Krishna Ch 	u32	usi_timing_hs1;
41*296a461dSNaveen Krishna Ch 	u32	usi_timing_hs2;
42*296a461dSNaveen Krishna Ch 	u32	usi_timing_hs3;
43*296a461dSNaveen Krishna Ch 	u32	usi_timing_fs1;
44*296a461dSNaveen Krishna Ch 	u32	usi_timing_fs2;
45*296a461dSNaveen Krishna Ch 	u32	usi_timing_fs3;
46*296a461dSNaveen Krishna Ch 	u32	usi_timing_sla;
47*296a461dSNaveen Krishna Ch 	u32	i2c_addr;
48*296a461dSNaveen Krishna Ch };
49*296a461dSNaveen Krishna Ch 
50a9d2ae70SRajeshwari Shinde struct s3c24x0_i2c_bus {
51940dd162SSimon Glass 	bool active;	/* port is active and available */
52a9d2ae70SRajeshwari Shinde 	int node;	/* device tree node */
53a9d2ae70SRajeshwari Shinde 	int bus_num;	/* i2c bus number */
54a9d2ae70SRajeshwari Shinde 	struct s3c24x0_i2c *regs;
55*296a461dSNaveen Krishna Ch 	struct exynos5_hsi2c *hsregs;
56*296a461dSNaveen Krishna Ch 	int is_highspeed;	/* High speed type, rather than I2C */
57*296a461dSNaveen Krishna Ch 	unsigned clock_frequency;
58d04df3c6SRajeshwari Shinde 	int id;
59*296a461dSNaveen Krishna Ch 	unsigned clk_cycle;
60*296a461dSNaveen Krishna Ch 	unsigned clk_div;
61a9d2ae70SRajeshwari Shinde };
6291dffb16SRajeshwari Shinde #endif /* _S3C24X0_I2C_H */
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