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kernel/linux-rt-4.4.41/drivers/clk/ti/clk-816x.c 1.8 KB
5113f6f70   김현기   kernel add
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  /*
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License as
   * published by the Free Software Foundation version 2.
   *
   * This program is distributed "as is" WITHOUT ANY WARRANTY of any
   * kind, whether express or implied; without even the implied warranty
   * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
   * GNU General Public License for more details.
   */
  
  #include <linux/kernel.h>
  #include <linux/list.h>
  #include <linux/clk-provider.h>
  #include <linux/clk/ti.h>
  
  #include "clock.h"
  
  static struct ti_dt_clk dm816x_clks[] = {
  	DT_CLK(NULL, "sys_clkin", "sys_clkin_ck"),
  	DT_CLK(NULL, "timer_sys_ck", "sys_clkin_ck"),
  	DT_CLK(NULL, "sys_32k_ck", "sys_32k_ck"),
  	DT_CLK(NULL, "timer_32k_ck", "sysclk18_ck"),
  	DT_CLK(NULL, "timer_ext_ck", "tclkin_ck"),
  	DT_CLK(NULL, "mpu_ck", "mpu_ck"),
  	DT_CLK(NULL, "timer1_fck", "timer1_fck"),
  	DT_CLK(NULL, "timer2_fck", "timer2_fck"),
  	DT_CLK(NULL, "timer3_fck", "timer3_fck"),
  	DT_CLK(NULL, "timer4_fck", "timer4_fck"),
  	DT_CLK(NULL, "timer5_fck", "timer5_fck"),
  	DT_CLK(NULL, "timer6_fck", "timer6_fck"),
  	DT_CLK(NULL, "timer7_fck", "timer7_fck"),
  	DT_CLK(NULL, "sysclk4_ck", "sysclk4_ck"),
  	DT_CLK(NULL, "sysclk5_ck", "sysclk5_ck"),
  	DT_CLK(NULL, "sysclk6_ck", "sysclk6_ck"),
  	DT_CLK(NULL, "sysclk10_ck", "sysclk10_ck"),
  	DT_CLK(NULL, "sysclk18_ck", "sysclk18_ck"),
  	DT_CLK(NULL, "sysclk24_ck", "sysclk24_ck"),
  	DT_CLK("4a100000.ethernet", "sysclk24_ck", "sysclk24_ck"),
  	{ .node_name = NULL },
  };
  
  static const char *enable_init_clks[] = {
  	"ddr_pll_clk1",
  	"ddr_pll_clk2",
  	"ddr_pll_clk3",
  };
  
  int __init dm816x_dt_clk_init(void)
  {
  	ti_dt_clocks_register(dm816x_clks);
  	omap2_clk_disable_autoidle_all();
  	omap2_clk_enable_init_clocks(enable_init_clks,
  				     ARRAY_SIZE(enable_init_clks));
  
  	return 0;
  }