LXR uboot/board/ti/ks2_evm/board

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * K2L EVM : Board initialization
   4 *
   5 * (C) Copyright 2014
   6 *     Texas Instruments Incorporated, <www.ti.com>
   7 */
   8
   9#include <common.h>
  10#include <image.h>
  11#include <init.h>
  12#include <asm/arch/ddr3.h>
  13#include <asm/arch/hardware.h>
  14#include <asm/ti-common/keystone_net.h>
  15
  16unsigned int get_external_clk(u32 clk)
  17{
  18        unsigned int clk_freq;
  19
  20        switch (clk) {
  21        case sys_clk:
  22                clk_freq = 122880000;
  23                break;
  24        case alt_core_clk:
  25                clk_freq = 100000000;
  26                break;
  27        case pa_clk:
  28                clk_freq = 122880000;
  29                break;
  30        case tetris_clk:
  31                clk_freq = 122880000;
  32                break;
  33        case ddr3a_clk:
  34                clk_freq = 100000000;
  35                break;
  36        default:
  37                clk_freq = 0;
  38                break;
  39        }
  40
  41        return clk_freq;
  42}
  43
  44static struct pll_init_data core_pll_config[NUM_SPDS] = {
  45        [SPD800]        = CORE_PLL_799,
  46        [SPD1000]       = CORE_PLL_1000,
  47        [SPD1200]       = CORE_PLL_1198,
  48};
  49
  50s16 divn_val[16] = {
  51        0, 0, 1, 4, 23, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
  52};
  53
  54static struct pll_init_data tetris_pll_config[] = {
  55        [SPD800]        = TETRIS_PLL_799,
  56        [SPD1000]       = TETRIS_PLL_1000,
  57        [SPD1200]       = TETRIS_PLL_1198,
  58        [SPD1350]       = TETRIS_PLL_1352,
  59        [SPD1400]       = TETRIS_PLL_1401,
  60};
  61
  62static struct pll_init_data pa_pll_config =
  63        PASS_PLL_983;
  64
  65struct pll_init_data *get_pll_init_data(int pll)
  66{
  67        int speed;
  68        struct pll_init_data *data;
  69
  70        switch (pll) {
  71        case MAIN_PLL:
  72                speed = get_max_dev_speed(speeds);
  73                data = &core_pll_config[speed];
  74                break;
  75        case TETRIS_PLL:
  76                speed = get_max_arm_speed(speeds);
  77                data = &tetris_pll_config[speed];
  78                break;
  79        case PASS_PLL:
  80                data = &pa_pll_config;
  81                break;
  82        default:
  83                data = NULL;
  84        }
  85
  86        return data;
  87}
  88
  89#ifdef CONFIG_BOARD_EARLY_INIT_F
  90int board_early_init_f(void)
  91{
  92        init_plls();
  93
  94        return 0;
  95}
  96#endif
  97
  98#if defined(CONFIG_MULTI_DTB_FIT)
  99int board_fit_config_name_match(const char *name)
 100{
 101        if (!strcmp(name, "keystone-k2l-evm"))
 102                return 0;
 103
 104        return -1;
 105}
 106#endif
 107
 108#ifdef CONFIG_SPL_BUILD
 109void spl_init_keystone_plls(void)
 110{
 111        init_plls();
 112}
 113#endif
 114