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https://github.com/AsahiLinux/u-boot
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96c5f0816a
Additionally the SDRAM address decoding register address is not hard coded in the C code any more. A define is introduced for this base address. This makes is possible to use those gpio functions from other MVEBU SoC's as well. Signed-off-by: Stefan Roese <sr@denx.de> Tested-by: Luka Perkov <luka@openwrt.org> Acked-by: Prafulla Wadaskar <prafulla@marvell.com>
161 lines
3.6 KiB
C
161 lines
3.6 KiB
C
/*
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* (C) Copyright 2009
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* Net Insight <www.netinsight.net>
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* Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
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*
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* Based on sheevaplug.c:
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* (C) Copyright 2009
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* Marvell Semiconductor <www.marvell.com>
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* Written-by: Prafulla Wadaskar <prafulla@marvell.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 <miiphy.h>
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#include <asm/arch/cpu.h>
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#include <asm/arch/soc.h>
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#include <asm/arch/mpp.h>
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#include "openrd.h"
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DECLARE_GLOBAL_DATA_PTR;
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int board_early_init_f(void)
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{
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/*
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* default gpio configuration
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* There are maximum 64 gpios controlled through 2 sets of registers
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* the below configuration configures mainly initial LED status
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*/
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mvebu_config_gpio(OPENRD_OE_VAL_LOW,
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OPENRD_OE_VAL_HIGH,
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OPENRD_OE_LOW, OPENRD_OE_HIGH);
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/* Multi-Purpose Pins Functionality configuration */
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static const u32 kwmpp_config[] = {
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MPP0_NF_IO2,
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MPP1_NF_IO3,
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MPP2_NF_IO4,
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MPP3_NF_IO5,
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MPP4_NF_IO6,
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MPP5_NF_IO7,
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MPP6_SYSRST_OUTn,
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MPP7_GPO,
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MPP8_TW_SDA,
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MPP9_TW_SCK,
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MPP10_UART0_TXD,
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MPP11_UART0_RXD,
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MPP12_SD_CLK,
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MPP13_SD_CMD, /* Alt UART1_TXD */
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MPP14_SD_D0, /* Alt UART1_RXD */
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MPP15_SD_D1,
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MPP16_SD_D2,
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MPP17_SD_D3,
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MPP18_NF_IO0,
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MPP19_NF_IO1,
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MPP20_GE1_0,
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MPP21_GE1_1,
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MPP22_GE1_2,
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MPP23_GE1_3,
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MPP24_GE1_4,
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MPP25_GE1_5,
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MPP26_GE1_6,
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MPP27_GE1_7,
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MPP28_GPIO,
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MPP29_TSMP9,
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MPP30_GE1_10,
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MPP31_GE1_11,
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MPP32_GE1_12,
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MPP33_GE1_13,
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MPP34_GPIO, /* UART1 / SD sel */
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MPP35_TDM_CH0_TX_QL,
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MPP36_TDM_SPI_CS1,
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MPP37_TDM_CH2_TX_QL,
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MPP38_TDM_CH2_RX_QL,
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MPP39_AUDIO_I2SBCLK,
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MPP40_AUDIO_I2SDO,
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MPP41_AUDIO_I2SLRC,
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MPP42_AUDIO_I2SMCLK,
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MPP43_AUDIO_I2SDI,
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MPP44_AUDIO_EXTCLK,
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MPP45_TDM_PCLK,
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MPP46_TDM_FS,
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MPP47_TDM_DRX,
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MPP48_TDM_DTX,
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MPP49_TDM_CH0_RX_QL,
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0
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};
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kirkwood_mpp_conf(kwmpp_config, NULL);
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return 0;
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}
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int board_init(void)
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{
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/*
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* arch number of board
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*/
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#if defined(CONFIG_BOARD_IS_OPENRD_BASE)
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gd->bd->bi_arch_number = MACH_TYPE_OPENRD_BASE;
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#elif defined(CONFIG_BOARD_IS_OPENRD_CLIENT)
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gd->bd->bi_arch_number = MACH_TYPE_OPENRD_CLIENT;
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#elif defined(CONFIG_BOARD_IS_OPENRD_ULTIMATE)
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gd->bd->bi_arch_number = MACH_TYPE_OPENRD_ULTIMATE;
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#endif
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/* adress of boot parameters */
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gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
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return 0;
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}
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#ifdef CONFIG_RESET_PHY_R
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/* Configure and enable MV88E1116/88E1121 PHY */
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void mv_phy_init(char *name)
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{
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u16 reg;
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u16 devadr;
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if (miiphy_set_current_dev(name))
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return;
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/* command to read PHY dev address */
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if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
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printf("Err..%s could not read PHY dev address\n",
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__FUNCTION__);
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return;
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}
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/*
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* Enable RGMII delay on Tx and Rx for CPU port
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* Ref: sec 4.7.2 of chip datasheet
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*/
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miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
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miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®);
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reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
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miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
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miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
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/* reset the phy */
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miiphy_reset(name, devadr);
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printf(PHY_NO" Initialized on %s\n", name);
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}
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void reset_phy(void)
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{
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mv_phy_init("egiga0");
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#ifdef CONFIG_BOARD_IS_OPENRD_CLIENT
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/* Kirkwood ethernet driver is written with the assumption that in case
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* of multiple PHYs, their addresses are consecutive. But unfortunately
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* in case of OpenRD-Client, PHY addresses are not consecutive.*/
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miiphy_write("egiga1", 0xEE, 0xEE, 24);
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#endif
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#if defined(CONFIG_BOARD_IS_OPENRD_CLIENT) || \
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defined(CONFIG_BOARD_IS_OPENRD_ULTIMATE)
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/* configure and initialize both PHY's */
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mv_phy_init("egiga1");
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#endif
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}
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#endif /* CONFIG_RESET_PHY_R */
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