2 * Copyright (C) 2014 Stefan Roese <sr@denx.de>
4 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/arch/cpu.h>
11 #include <asm/arch/soc.h>
13 DECLARE_GLOBAL_DATA_PTR;
15 #define BIT(nr) (1UL << (nr))
17 #define ETH_PHY_CTRL_REG 0
18 #define ETH_PHY_CTRL_POWER_DOWN_BIT 11
19 #define ETH_PHY_CTRL_POWER_DOWN_MASK (1 << ETH_PHY_CTRL_POWER_DOWN_BIT)
22 * Those values and defines are taken from the Marvell U-Boot version
23 * "u-boot-2011.12-2014_T1.0" for the board rd78460gp aka
24 * "RD-AXP-GP rev 1.0".
28 * ----------------------------------------------
33 * 54-61 On GPP Connector ?
34 * 62 Switch Interrupt IN
35 * 63-65 Reserved from SW Board ?
36 * 66 SW_BRD connected IN
38 #define RD_78460_GP_GPP_OUT_ENA_LOW (~(BIT(21) | BIT(20)))
39 #define RD_78460_GP_GPP_OUT_ENA_MID (~(BIT(26) | BIT(27)))
40 #define RD_78460_GP_GPP_OUT_ENA_HIGH (~(0x0))
42 #define RD_78460_GP_GPP_OUT_VAL_LOW (BIT(21) | BIT(20))
43 #define RD_78460_GP_GPP_OUT_VAL_MID (BIT(26) | BIT(27))
44 #define RD_78460_GP_GPP_OUT_VAL_HIGH 0x0
46 int board_early_init_f(void)
49 writel(0x00000000, MVEBU_MPP_BASE + 0x00);
50 writel(0x00000000, MVEBU_MPP_BASE + 0x04);
51 writel(0x33000000, MVEBU_MPP_BASE + 0x08);
52 writel(0x11000000, MVEBU_MPP_BASE + 0x0c);
53 writel(0x11111111, MVEBU_MPP_BASE + 0x10);
54 writel(0x00221100, MVEBU_MPP_BASE + 0x14);
55 writel(0x00000003, MVEBU_MPP_BASE + 0x18);
56 writel(0x00000000, MVEBU_MPP_BASE + 0x1c);
57 writel(0x00000000, MVEBU_MPP_BASE + 0x20);
60 writel(RD_78460_GP_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
61 writel(RD_78460_GP_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
62 writel(RD_78460_GP_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00);
63 writel(RD_78460_GP_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04);
64 writel(RD_78460_GP_GPP_OUT_VAL_HIGH, MVEBU_GPIO2_BASE + 0x00);
65 writel(RD_78460_GP_GPP_OUT_ENA_HIGH, MVEBU_GPIO2_BASE + 0x04);
72 /* adress of boot parameters */
73 gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
80 puts("Board: Marvell DB-MV784MP-GP\n");
85 #ifdef CONFIG_RESET_PHY_R
86 /* Configure and enable MV88E1545 PHY */
89 u16 devadr = CONFIG_PHY_BASE_ADDR;
93 if (miiphy_set_current_dev(name))
96 /* Enable QSGMII AN */
98 miiphy_write(name, devadr, 0x16, 4);
100 miiphy_write(name, devadr, 0x0, 0x1140);
102 miiphy_write(name, devadr, 0x16, 0);
105 miiphy_read(name, devadr, 0x4, ®);
107 miiphy_write(name, devadr, 0x4, reg);
110 miiphy_write(name, devadr, 22, 0x0000);
111 miiphy_write(name, devadr, 0, 0x9140);
113 /* Power up the phy */
114 miiphy_read(name, devadr, ETH_PHY_CTRL_REG, ®);
115 reg &= ~(ETH_PHY_CTRL_POWER_DOWN_MASK);
116 miiphy_write(name, devadr, ETH_PHY_CTRL_REG, reg);
118 printf("88E1545 Initialized on %s\n", name);
120 #endif /* CONFIG_RESET_PHY_R */