LXR linux/drivers/clk/ti/clk-816x.c

   1/*
   2 * This program is free software; you can redistribute it and/or
   3 * modify it under the terms of the GNU General Public License as
   4 * published by the Free Software Foundation version 2.
   5 *
   6 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
   7 * kind, whether express or implied; without even the implied warranty
   8 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
   9 * GNU General Public License for more details.
  10 */
  11
  12#include <linux/kernel.h>
  13#include <linux/list.h>
  14#include <linux/clk-provider.h>
  15#include <linux/clk/ti.h>
  16
  17#include "clock.h"
  18
  19static struct ti_dt_clk dm816x_clks[] = {
  20        DT_CLK(NULL, "sys_clkin", "sys_clkin_ck"),
  21        DT_CLK(NULL, "timer_sys_ck", "sys_clkin_ck"),
  22        DT_CLK(NULL, "sys_32k_ck", "sys_32k_ck"),
  23        DT_CLK(NULL, "timer_32k_ck", "sysclk18_ck"),
  24        DT_CLK(NULL, "timer_ext_ck", "tclkin_ck"),
  25        DT_CLK(NULL, "mpu_ck", "mpu_ck"),
  26        DT_CLK(NULL, "timer1_fck", "timer1_fck"),
  27        DT_CLK(NULL, "timer2_fck", "timer2_fck"),
  28        DT_CLK(NULL, "timer3_fck", "timer3_fck"),
  29        DT_CLK(NULL, "timer4_fck", "timer4_fck"),
  30        DT_CLK(NULL, "timer5_fck", "timer5_fck"),
  31        DT_CLK(NULL, "timer6_fck", "timer6_fck"),
  32        DT_CLK(NULL, "timer7_fck", "timer7_fck"),
  33        DT_CLK(NULL, "sysclk4_ck", "sysclk4_ck"),
  34        DT_CLK(NULL, "sysclk5_ck", "sysclk5_ck"),
  35        DT_CLK(NULL, "sysclk6_ck", "sysclk6_ck"),
  36        DT_CLK(NULL, "sysclk10_ck", "sysclk10_ck"),
  37        DT_CLK(NULL, "sysclk18_ck", "sysclk18_ck"),
  38        DT_CLK(NULL, "sysclk24_ck", "sysclk24_ck"),
  39        DT_CLK("4a100000.ethernet", "sysclk24_ck", "sysclk24_ck"),
  40        { .node_name = NULL },
  41};
  42
  43static const char *enable_init_clks[] = {
  44        "ddr_pll_clk1",
  45        "ddr_pll_clk2",
  46        "ddr_pll_clk3",
  47};
  48
  49int __init dm816x_dt_clk_init(void)
  50{
  51        ti_dt_clocks_register(dm816x_clks);
  52        omap2_clk_disable_autoidle_all();
  53        omap2_clk_enable_init_clocks(enable_init_clks,
  54                                     ARRAY_SIZE(enable_init_clks));
  55
  56        return 0;
  57}
  58