arch/arm/mach-davinci/dm355.c

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