xref: /openbmc/u-boot/board/ti/ks2_evm/board_k2hk.c (revision 20c700f8)
1 /*
2  * K2HK EVM : Board initialization
3  *
4  * (C) Copyright 2012-2014
5  *     Texas Instruments Incorporated, <www.ti.com>
6  *
7  * SPDX-License-Identifier:     GPL-2.0+
8  */
9 
10 #include <common.h>
11 #include <asm/arch/clock.h>
12 #include <asm/arch/hardware.h>
13 #include <asm/ti-common/keystone_net.h>
14 
15 DECLARE_GLOBAL_DATA_PTR;
16 
17 unsigned int external_clk[ext_clk_count] = {
18 	[sys_clk]	=	122880000,
19 	[alt_core_clk]	=	125000000,
20 	[pa_clk]	=	122880000,
21 	[tetris_clk]	=	125000000,
22 	[ddr3a_clk]	=	100000000,
23 	[ddr3b_clk]	=	100000000,
24 };
25 
26 static struct pll_init_data core_pll_config[NUM_SPDS] = {
27 	[SPD800]	= CORE_PLL_799,
28 	[SPD1000]	= CORE_PLL_999,
29 	[SPD1200]	= CORE_PLL_1200,
30 };
31 
32 s16 divn_val[16] = {
33 	0, 0, 1, 4, 23, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
34 };
35 
36 static struct pll_init_data tetris_pll_config[] = {
37 	[SPD800]	= TETRIS_PLL_800,
38 	[SPD1000]	= TETRIS_PLL_1000,
39 	[SPD1200]	= TETRIS_PLL_1200,
40 	[SPD1350]	= TETRIS_PLL_1350,
41 	[SPD1400]	= TETRIS_PLL_1400,
42 };
43 
44 static struct pll_init_data pa_pll_config =
45 	PASS_PLL_983;
46 
47 struct pll_init_data *get_pll_init_data(int pll)
48 {
49 	int speed;
50 	struct pll_init_data *data;
51 
52 	switch (pll) {
53 	case MAIN_PLL:
54 		speed = get_max_dev_speed(speeds);
55 		data = &core_pll_config[speed];
56 		break;
57 	case TETRIS_PLL:
58 		speed = get_max_arm_speed(speeds);
59 		data = &tetris_pll_config[speed];
60 		break;
61 	case PASS_PLL:
62 		data = &pa_pll_config;
63 		break;
64 	default:
65 		data = NULL;
66 	}
67 
68 	return data;
69 }
70 
71 #ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
72 struct eth_priv_t eth_priv_cfg[] = {
73 	{
74 		.int_name	= "K2HK_EMAC",
75 		.rx_flow	= 22,
76 		.phy_addr	= 0,
77 		.slave_port	= 1,
78 		.sgmii_link_type = SGMII_LINK_MAC_PHY,
79 		.phy_if          = PHY_INTERFACE_MODE_SGMII,
80 	},
81 	{
82 		.int_name	= "K2HK_EMAC1",
83 		.rx_flow	= 23,
84 		.phy_addr	= 1,
85 		.slave_port	= 2,
86 		.sgmii_link_type = SGMII_LINK_MAC_PHY,
87 		.phy_if          = PHY_INTERFACE_MODE_SGMII,
88 	},
89 	{
90 		.int_name	= "K2HK_EMAC2",
91 		.rx_flow	= 24,
92 		.phy_addr	= 2,
93 		.slave_port	= 3,
94 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
95 		.phy_if          = PHY_INTERFACE_MODE_SGMII,
96 	},
97 	{
98 		.int_name	= "K2HK_EMAC3",
99 		.rx_flow	= 25,
100 		.phy_addr	= 3,
101 		.slave_port	= 4,
102 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
103 		.phy_if          = PHY_INTERFACE_MODE_SGMII,
104 	},
105 };
106 
107 int get_num_eth_ports(void)
108 {
109 	return sizeof(eth_priv_cfg) / sizeof(struct eth_priv_t);
110 }
111 #endif
112 
113 #ifdef CONFIG_BOARD_EARLY_INIT_F
114 int board_early_init_f(void)
115 {
116 	init_plls();
117 
118 	return 0;
119 }
120 #endif
121 
122 #ifdef CONFIG_SPL_BUILD
123 void spl_init_keystone_plls(void)
124 {
125 	init_plls();
126 }
127 #endif
128