xref: /openbmc/u-boot/board/ti/ks2_evm/board_k2e.c (revision 9637c4b2)
1 /*
2  * K2E EVM : Board initialization
3  *
4  * (C) Copyright 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/ddr3.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]	= 100000000,
19 	[alt_core_clk]	= 100000000,
20 	[pa_clk]	= 100000000,
21 	[ddr3_clk]	= 100000000,
22 	[mcm_clk]	= 312500000,
23 	[pcie_clk]	= 100000000,
24 	[sgmii_clk]	= 156250000,
25 	[xgmii_clk]	= 156250000,
26 	[usb_clk]	= 100000000,
27 };
28 
29 static struct pll_init_data core_pll_config[] = {
30 	CORE_PLL_800,
31 	CORE_PLL_850,
32 	CORE_PLL_1000,
33 	CORE_PLL_1250,
34 	CORE_PLL_1350,
35 	CORE_PLL_1400,
36 	CORE_PLL_1500,
37 };
38 
39 static struct pll_init_data pa_pll_config =
40 	PASS_PLL_1000;
41 
42 #ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
43 struct eth_priv_t eth_priv_cfg[] = {
44 	{
45 		.int_name        = "K2E_EMAC0",
46 		.rx_flow         = 0,
47 		.phy_addr        = 0,
48 		.slave_port      = 1,
49 		.sgmii_link_type = SGMII_LINK_MAC_PHY,
50 	},
51 	{
52 		.int_name        = "K2E_EMAC1",
53 		.rx_flow         = 8,
54 		.phy_addr        = 1,
55 		.slave_port      = 2,
56 		.sgmii_link_type = SGMII_LINK_MAC_PHY,
57 	},
58 	{
59 		.int_name        = "K2E_EMAC2",
60 		.rx_flow         = 16,
61 		.phy_addr        = 2,
62 		.slave_port      = 3,
63 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
64 	},
65 	{
66 		.int_name        = "K2E_EMAC3",
67 		.rx_flow         = 24,
68 		.phy_addr        = 3,
69 		.slave_port      = 4,
70 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
71 	},
72 	{
73 		.int_name        = "K2E_EMAC4",
74 		.rx_flow         = 32,
75 		.phy_addr        = 4,
76 		.slave_port      = 5,
77 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
78 	},
79 	{
80 		.int_name        = "K2E_EMAC5",
81 		.rx_flow         = 40,
82 		.phy_addr        = 5,
83 		.slave_port      = 6,
84 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
85 	},
86 	{
87 		.int_name        = "K2E_EMAC6",
88 		.rx_flow         = 48,
89 		.phy_addr        = 6,
90 		.slave_port      = 7,
91 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
92 	},
93 	{
94 		.int_name        = "K2E_EMAC7",
95 		.rx_flow         = 56,
96 		.phy_addr        = 7,
97 		.slave_port      = 8,
98 		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
99 	},
100 };
101 
102 int get_num_eth_ports(void)
103 {
104 	return sizeof(eth_priv_cfg) / sizeof(struct eth_priv_t);
105 }
106 #endif
107 
108 #if defined(CONFIG_BOARD_EARLY_INIT_F)
109 int board_early_init_f(void)
110 {
111 	int speed;
112 
113 	speed = get_max_dev_speed();
114 	init_pll(&core_pll_config[speed]);
115 
116 	init_pll(&pa_pll_config);
117 
118 	return 0;
119 }
120 #endif
121 
122 #ifdef CONFIG_SPL_BUILD
123 static struct pll_init_data spl_pll_config[] = {
124 	CORE_PLL_800,
125 };
126 
127 void spl_init_keystone_plls(void)
128 {
129 	init_plls(ARRAY_SIZE(spl_pll_config), spl_pll_config);
130 }
131 #endif
132