xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-sunxi/i2c.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2014 - Hans de Goede <hdegoede@redhat.com>
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun #ifndef _SUNXI_I2C_H_
7*4882a593Smuzhiyun #define _SUNXI_I2C_H_
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <asm/arch/cpu.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifdef CONFIG_I2C0_ENABLE
12*4882a593Smuzhiyun #define CONFIG_I2C_MVTWSI_BASE0	SUNXI_TWI0_BASE
13*4882a593Smuzhiyun #endif
14*4882a593Smuzhiyun #ifdef CONFIG_I2C1_ENABLE
15*4882a593Smuzhiyun #define CONFIG_I2C_MVTWSI_BASE1	SUNXI_TWI1_BASE
16*4882a593Smuzhiyun #endif
17*4882a593Smuzhiyun #ifdef CONFIG_I2C2_ENABLE
18*4882a593Smuzhiyun #define CONFIG_I2C_MVTWSI_BASE2	SUNXI_TWI2_BASE
19*4882a593Smuzhiyun #endif
20*4882a593Smuzhiyun #ifdef CONFIG_I2C3_ENABLE
21*4882a593Smuzhiyun #define CONFIG_I2C_MVTWSI_BASE3	SUNXI_TWI3_BASE
22*4882a593Smuzhiyun #endif
23*4882a593Smuzhiyun #ifdef CONFIG_I2C4_ENABLE
24*4882a593Smuzhiyun #define CONFIG_I2C_MVTWSI_BASE4	SUNXI_TWI4_BASE
25*4882a593Smuzhiyun #endif
26*4882a593Smuzhiyun #ifdef CONFIG_R_I2C_ENABLE
27*4882a593Smuzhiyun #define CONFIG_I2C_MVTWSI_BASE5 SUNXI_R_TWI_BASE
28*4882a593Smuzhiyun #endif
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun /* This is abp0-clk on sun4i/5i/7i / abp1-clk on sun6i/sun8i which is 24MHz */
31*4882a593Smuzhiyun #define CONFIG_SYS_TCLK		24000000
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #endif
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