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1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Based on corenet_ds.c
4  */
5 
6 #include <common.h>
7 #include <command.h>
8 #include <env.h>
9 #include <init.h>
10 #include <netdev.h>
11 #include <linux/compiler.h>
12 #include <asm/mmu.h>
13 #include <asm/processor.h>
14 #include <asm/cache.h>
15 #include <asm/immap_85xx.h>
16 #include <asm/fsl_law.h>
17 #include <asm/fsl_serdes.h>
18 #include <asm/fsl_portals.h>
19 #include <asm/fsl_liodn.h>
20 #include <fm_eth.h>
21 #include <pci.h>
22 
23 #include "cyrus.h"
24 #include "../common/eeprom.h"
25 
26 #define GPIO_OPENDRAIN 0x30000000
27 #define GPIO_DIR       0x3c000004
28 #define GPIO_INITIAL   0x30000000
29 #define GPIO_VGA_SWITCH 0x00001000
30 
checkboard(void)31 int checkboard(void)
32 {
33 	printf("Board: CYRUS\n");
34 
35 	return 0;
36 }
37 
board_early_init_f(void)38 int board_early_init_f(void)
39 {
40 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
41 	ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
42 
43 	/*
44 	 * Only use DDR1_MCK0/3 and DDR2_MCK0/3
45 	 * disable DDR1_MCK1/2/4/5 and DDR2_MCK1/2/4/5 to reduce
46 	 * the noise introduced by these unterminated and unused clock pairs.
47 	 */
48 	setbits_be32(&gur->ddrclkdr, 0x001B001B);
49 
50 	/* Set GPIO reset lines to open-drain, tristate */
51 	setbits_be32(&pgpio->gpdat, GPIO_INITIAL);
52 	setbits_be32(&pgpio->gpodr, GPIO_OPENDRAIN);
53 
54 	/* Set GPIO Direction */
55 	setbits_be32(&pgpio->gpdir, GPIO_DIR);
56 
57 	return 0;
58 }
59 
board_early_init_r(void)60 int board_early_init_r(void)
61 {
62 	fsl_lbc_t *lbc = LBC_BASE_ADDR;
63 
64 	out_be32(&lbc->lbcr, 0);
65 	/* 1 clock LALE cycle */
66 	out_be32(&lbc->lcrr, 0x80000000 | CONFIG_SYS_LBC_LCRR);
67 
68 	set_liodns();
69 
70 #ifdef CONFIG_SYS_DPAA_QBMAN
71 	setup_qbman_portals();
72 #endif
73 	print_lbc_regs();
74 	return 0;
75 }
76 
misc_init_r(void)77 int misc_init_r(void)
78 {
79 	return 0;
80 }
81 
ft_board_setup(void * blob,bd_t * bd)82 int ft_board_setup(void *blob, bd_t *bd)
83 {
84 	phys_addr_t base;
85 	phys_size_t size;
86 
87 	ft_cpu_setup(blob, bd);
88 
89 	base = env_get_bootm_low();
90 	size = env_get_bootm_size();
91 
92 	fdt_fixup_memory(blob, (u64)base, (u64)size);
93 
94 #ifdef CONFIG_PCI
95 	pci_of_setup(blob, bd);
96 #endif
97 
98 	fdt_fixup_liodn(blob);
99 	fsl_fdt_fixup_dr_usb(blob, bd);
100 
101 #ifdef CONFIG_SYS_DPAA_FMAN
102 	fdt_fixup_fman_ethernet(blob);
103 #endif
104 
105 	return 0;
106 }
107 
mac_read_from_eeprom(void)108 int mac_read_from_eeprom(void)
109 {
110 	init_eeprom(CONFIG_SYS_EEPROM_BUS_NUM,
111 		CONFIG_SYS_I2C_EEPROM_ADDR,
112 		CONFIG_SYS_I2C_EEPROM_ADDR_LEN);
113 
114 	return mac_read_from_eeprom_common();
115 }
116