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https://github.com/AsahiLinux/u-boot
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35affd7a2f
Rename this function for consistency with env_get(). Signed-off-by: Simon Glass <sjg@chromium.org>
62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
/*
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* (C) Copyright 2016 Beniamino Galvani <b.galvani@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <dm.h>
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#include <asm/io.h>
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#include <asm/arch/gxbb.h>
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#include <asm/arch/sm.h>
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#include <phy.h>
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#define EFUSE_SN_OFFSET 20
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#define EFUSE_SN_SIZE 16
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#define EFUSE_MAC_OFFSET 52
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#define EFUSE_MAC_SIZE 6
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int board_init(void)
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{
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return 0;
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}
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int misc_init_r(void)
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{
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u8 mac_addr[EFUSE_MAC_SIZE];
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char serial[EFUSE_SN_SIZE];
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ssize_t len;
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/* Set RGMII mode */
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setbits_le32(GXBB_ETH_REG_0, GXBB_ETH_REG_0_PHY_INTF |
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GXBB_ETH_REG_0_TX_PHASE(1) |
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GXBB_ETH_REG_0_TX_RATIO(4) |
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GXBB_ETH_REG_0_PHY_CLK_EN |
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GXBB_ETH_REG_0_CLK_EN);
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/* Enable power and clock gate */
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setbits_le32(GXBB_GCLK_MPEG_1, GXBB_GCLK_MPEG_1_ETH);
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clrbits_le32(GXBB_MEM_PD_REG_0, GXBB_MEM_PD_REG_0_ETH_MASK);
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/* Reset PHY on GPIOZ_14 */
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clrbits_le32(GXBB_GPIO_EN(3), BIT(14));
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clrbits_le32(GXBB_GPIO_OUT(3), BIT(14));
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mdelay(10);
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setbits_le32(GXBB_GPIO_OUT(3), BIT(14));
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if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
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len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
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mac_addr, EFUSE_MAC_SIZE);
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if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
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eth_env_set_enetaddr("ethaddr", mac_addr);
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}
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if (!env_get("serial#")) {
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len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
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EFUSE_SN_SIZE);
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if (len == EFUSE_SN_SIZE)
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env_set("serial#", serial);
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}
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return 0;
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}
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