xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-davinci/dm355.c (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * SoC-specific code for tms320dm355 and similar chips
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2009 David Brownell
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <common.h>
10*4882a593Smuzhiyun #include <asm/arch/hardware.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun 
davinci_enable_uart0(void)13*4882a593Smuzhiyun void davinci_enable_uart0(void)
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun 	lpsc_on(DAVINCI_LPSC_UART0);
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun 	/* Bringup UART0 out of reset */
18*4882a593Smuzhiyun 	REG(UART0_PWREMU_MGMT) = 0x00006001;
19*4882a593Smuzhiyun }
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #ifdef CONFIG_SYS_I2C_DAVINCI
davinci_enable_i2c(void)23*4882a593Smuzhiyun void davinci_enable_i2c(void)
24*4882a593Smuzhiyun {
25*4882a593Smuzhiyun 	lpsc_on(DAVINCI_LPSC_I2C);
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	/* Enable I2C pin Mux */
28*4882a593Smuzhiyun 	REG(PINMUX3) |= (1 << 20) | (1 << 19);
29*4882a593Smuzhiyun }
30*4882a593Smuzhiyun #endif
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