upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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416 lines
11 KiB
416 lines
11 KiB
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2006 Freescale Semiconductor, Inc.
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* Dave Liu <daveliu@freescale.com>
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*
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* Copyright (C) 2007 Logic Product Development, Inc.
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* Peter Barada <peterb@logicpd.com>
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*
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* Copyright (C) 2007 MontaVista Software, Inc.
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* Anton Vorontsov <avorontsov@ru.mvista.com>
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*
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* (C) Copyright 2008 - 2010
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* Heiko Schocher, DENX Software Engineering, hs@denx.de.
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*/
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#include <common.h>
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#include <ioports.h>
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#include <mpc83xx.h>
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#include <i2c.h>
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#include <miiphy.h>
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#include <asm/io.h>
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#include <asm/mmu.h>
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#include <asm/processor.h>
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#include <pci.h>
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#include <linux/libfdt.h>
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#include <post.h>
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#include "../common/common.h"
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DECLARE_GLOBAL_DATA_PTR;
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static uchar ivm_content[CONFIG_SYS_IVM_EEPROM_MAX_LEN];
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const qe_iop_conf_t qe_iop_conf_tab[] = {
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/* port pin dir open_drain assign */
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#if defined(CONFIG_MPC8360)
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/* MDIO */
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{0, 1, 3, 0, 2}, /* MDIO */
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{0, 2, 1, 0, 1}, /* MDC */
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/* UCC4 - UEC */
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{1, 14, 1, 0, 1}, /* TxD0 */
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{1, 15, 1, 0, 1}, /* TxD1 */
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{1, 20, 2, 0, 1}, /* RxD0 */
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{1, 21, 2, 0, 1}, /* RxD1 */
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{1, 18, 1, 0, 1}, /* TX_EN */
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{1, 26, 2, 0, 1}, /* RX_DV */
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{1, 27, 2, 0, 1}, /* RX_ER */
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{1, 24, 2, 0, 1}, /* COL */
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{1, 25, 2, 0, 1}, /* CRS */
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{2, 15, 2, 0, 1}, /* TX_CLK - CLK16 */
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{2, 16, 2, 0, 1}, /* RX_CLK - CLK17 */
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/* DUART - UART2 */
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{5, 0, 1, 0, 2}, /* UART2_SOUT */
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{5, 2, 1, 0, 1}, /* UART2_RTS */
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{5, 3, 2, 0, 2}, /* UART2_SIN */
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{5, 1, 2, 0, 3}, /* UART2_CTS */
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#elif !defined(CONFIG_MPC8309)
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/* Local Bus */
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{0, 16, 1, 0, 3}, /* LA00 */
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{0, 17, 1, 0, 3}, /* LA01 */
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{0, 18, 1, 0, 3}, /* LA02 */
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{0, 19, 1, 0, 3}, /* LA03 */
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{0, 20, 1, 0, 3}, /* LA04 */
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{0, 21, 1, 0, 3}, /* LA05 */
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{0, 22, 1, 0, 3}, /* LA06 */
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{0, 23, 1, 0, 3}, /* LA07 */
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{0, 24, 1, 0, 3}, /* LA08 */
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{0, 25, 1, 0, 3}, /* LA09 */
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{0, 26, 1, 0, 3}, /* LA10 */
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{0, 27, 1, 0, 3}, /* LA11 */
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{0, 28, 1, 0, 3}, /* LA12 */
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{0, 29, 1, 0, 3}, /* LA13 */
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{0, 30, 1, 0, 3}, /* LA14 */
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{0, 31, 1, 0, 3}, /* LA15 */
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/* MDIO */
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{3, 4, 3, 0, 2}, /* MDIO */
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{3, 5, 1, 0, 2}, /* MDC */
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/* UCC4 - UEC */
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{1, 18, 1, 0, 1}, /* TxD0 */
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{1, 19, 1, 0, 1}, /* TxD1 */
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{1, 22, 2, 0, 1}, /* RxD0 */
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{1, 23, 2, 0, 1}, /* RxD1 */
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{1, 26, 2, 0, 1}, /* RxER */
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{1, 28, 2, 0, 1}, /* Rx_DV */
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{1, 30, 1, 0, 1}, /* TxEN */
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{1, 31, 2, 0, 1}, /* CRS */
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{3, 10, 2, 0, 3}, /* TxCLK->CLK17 */
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#endif
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/* END of table */
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{0, 0, 0, 0, QE_IOP_TAB_END},
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};
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#if defined(CONFIG_SUVD3)
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const uint upma_table[] = {
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0x1ffedc00, 0x0ffcdc80, 0x0ffcdc80, 0x0ffcdc04, /* Words 0 to 3 */
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0x0ffcdc00, 0xffffcc00, 0xffffcc01, 0xfffffc01, /* Words 4 to 7 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 8 to 11 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 12 to 15 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 16 to 19 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 20 to 23 */
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0x9cfffc00, 0x00fffc80, 0x00fffc80, 0x00fffc00, /* Words 24 to 27 */
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0xffffec04, 0xffffec01, 0xfffffc01, 0xfffffc01, /* Words 28 to 31 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 32 to 35 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 36 to 39 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 40 to 43 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 44 to 47 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 48 to 51 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 52 to 55 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 56 to 59 */
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0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01 /* Words 60 to 63 */
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};
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#endif
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static int piggy_present(void)
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{
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struct km_bec_fpga __iomem *base =
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(struct km_bec_fpga __iomem *)CONFIG_SYS_KMBEC_FPGA_BASE;
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return in_8(&base->bprth) & PIGGY_PRESENT;
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}
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#if defined(CONFIG_KMVECT1)
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int ethernet_present(void)
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{
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/* ethernet port connected to simple switch without piggy */
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return 1;
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}
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#else
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int ethernet_present(void)
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{
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return piggy_present();
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}
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#endif
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int board_early_init_r(void)
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{
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struct km_bec_fpga *base =
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(struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
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#if defined(CONFIG_SUVD3)
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immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
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fsl_lbc_t *lbc = &immap->im_lbc;
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u32 *mxmr = &lbc->mamr;
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#endif
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#if defined(CONFIG_MPC8360)
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unsigned short svid;
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/*
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* Because of errata in the UCCs, we have to write to the reserved
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* registers to slow the clocks down.
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*/
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svid = SVR_REV(mfspr(SVR));
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switch (svid) {
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case 0x0020:
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/*
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* MPC8360ECE.pdf QE_ENET10 table 4:
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* IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2)
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* IMMR + 0x14A8[18:19] = 11 (clk delay for UCC 1)
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*/
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setbits_be32((void *)(CONFIG_SYS_IMMR + 0x14a8), 0x0c003000);
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break;
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case 0x0021:
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/*
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* MPC8360ECE.pdf QE_ENET10 table 4:
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* IMMR + 0x14AC[24:27] = 1010
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*/
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clrsetbits_be32((void *)(CONFIG_SYS_IMMR + 0x14ac),
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0x00000050, 0x000000a0);
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break;
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}
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#endif
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/* enable the PHY on the PIGGY */
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setbits_8(&base->pgy_eth, 0x01);
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/* enable the Unit LED (green) */
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setbits_8(&base->oprth, WRL_BOOT);
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/* enable Application Buffer */
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setbits_8(&base->oprtl, OPRTL_XBUFENA);
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#if defined(CONFIG_SUVD3)
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/* configure UPMA for APP1 */
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upmconfig(UPMA, (uint *) upma_table,
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sizeof(upma_table) / sizeof(uint));
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out_be32(mxmr, CONFIG_SYS_MAMR);
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#endif
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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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ivm_read_eeprom(ivm_content, CONFIG_SYS_IVM_EEPROM_MAX_LEN);
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return 0;
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}
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#if defined(CONFIG_KMVECT1)
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#include <mv88e6352.h>
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/* Marvell MV88E6122 switch configuration */
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static struct mv88e_sw_reg extsw_conf[] = {
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/* port 1, FRONT_MDI, autoneg */
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{ PORT(1), PORT_PHY, NO_SPEED_FOR },
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{ PORT(1), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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{ PHY(1), PHY_1000_CTRL, NO_ADV },
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{ PHY(1), PHY_SPEC_CTRL, AUTO_MDIX_EN },
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{ PHY(1), PHY_CTRL, PHY_100_MBPS | AUTONEG_EN | AUTONEG_RST |
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FULL_DUPLEX },
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/* port 2, unused */
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{ PORT(2), PORT_CTRL, PORT_DIS },
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{ PHY(2), PHY_CTRL, PHY_PWR_DOWN },
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{ PHY(2), PHY_SPEC_CTRL, SPEC_PWR_DOWN },
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/* port 3, BP_MII (CPU), PHY mode, 100BASE */
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{ PORT(3), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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/* port 4, ESTAR to slot 11, SerDes, 1000BASE-X */
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{ PORT(4), PORT_STATUS, NO_PHY_DETECT },
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{ PORT(4), PORT_PHY, SPEED_1000_FOR },
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{ PORT(4), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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/* port 5, ESTAR to slot 13, SerDes, 1000BASE-X */
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{ PORT(5), PORT_STATUS, NO_PHY_DETECT },
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{ PORT(5), PORT_PHY, SPEED_1000_FOR },
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{ PORT(5), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
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/*
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* Errata Fix: 1.9V Output from Internal 1.8V Regulator,
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* acc . MV-S300889-00D.pdf , clause 4.5
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*/
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{ PORT(5), 0x1A, 0xADB1 },
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/* port 6, unused, this port has no phy */
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{ PORT(6), PORT_CTRL, PORT_DIS },
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/*
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* Errata Fix: 1.9V Output from Internal 1.8V Regulator,
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* acc . MV-S300889-00D.pdf , clause 4.5
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*/
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{ PORT(5), 0x1A, 0xADB1 },
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};
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#endif
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int last_stage_init(void)
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{
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#if defined(CONFIG_KMVECT1)
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struct km_bec_fpga __iomem *base =
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(struct km_bec_fpga __iomem *)CONFIG_SYS_KMBEC_FPGA_BASE;
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u8 tmp_reg;
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/* Release mv88e6122 from reset */
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tmp_reg = in_8(&base->res1[0]) | 0x10; /* DIRECT3 register */
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out_8(&base->res1[0], tmp_reg); /* GP28 as output */
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tmp_reg = in_8(&base->gprt3) | 0x10; /* GP28 to high */
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out_8(&base->gprt3, tmp_reg);
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/* configure MV88E6122 switch */
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char *name = "UEC2";
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if (miiphy_set_current_dev(name))
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return 0;
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mv88e_sw_program(name, CONFIG_KM_MVEXTSW_ADDR, extsw_conf,
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ARRAY_SIZE(extsw_conf));
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mv88e_sw_reset(name, CONFIG_KM_MVEXTSW_ADDR);
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if (piggy_present()) {
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env_set("ethact", "UEC2");
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env_set("netdev", "eth1");
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puts("using PIGGY for network boot\n");
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} else {
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env_set("netdev", "eth0");
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puts("using frontport for network boot\n");
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}
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#endif
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#if defined(CONFIG_KMCOGE5NE)
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struct bfticu_iomap *base =
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(struct bfticu_iomap *)CONFIG_SYS_BFTIC3_BASE;
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u8 dip_switch = in_8((u8 *)&(base->mswitch)) & BFTICU_DIPSWITCH_MASK;
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if (dip_switch != 0) {
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/* start bootloader */
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puts("DIP: Enabled\n");
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env_set("actual_bank", "0");
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}
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#endif
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set_km_env();
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return 0;
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}
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static int fixed_sdram(void)
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{
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immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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u32 msize = 0;
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u32 ddr_size;
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u32 ddr_size_log2;
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out_be32(&im->sysconf.ddrlaw[0].ar, (LAWAR_EN | 0x1e));
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out_be32(&im->ddr.csbnds[0].csbnds, (CONFIG_SYS_DDR_CS0_BNDS) | 0x7f);
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out_be32(&im->ddr.cs_config[0], CONFIG_SYS_DDR_CS0_CONFIG);
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out_be32(&im->ddr.timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
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out_be32(&im->ddr.timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
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out_be32(&im->ddr.timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
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out_be32(&im->ddr.timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
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out_be32(&im->ddr.sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
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out_be32(&im->ddr.sdram_cfg2, CONFIG_SYS_DDR_SDRAM_CFG2);
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out_be32(&im->ddr.sdram_mode, CONFIG_SYS_DDR_MODE);
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out_be32(&im->ddr.sdram_mode2, CONFIG_SYS_DDR_MODE2);
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out_be32(&im->ddr.sdram_interval, CONFIG_SYS_DDR_INTERVAL);
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out_be32(&im->ddr.sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CNTL);
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udelay(200);
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setbits_be32(&im->ddr.sdram_cfg, SDRAM_CFG_MEM_EN);
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msize = CONFIG_SYS_DDR_SIZE << 20;
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disable_addr_trans();
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msize = get_ram_size(CONFIG_SYS_DDR_BASE, msize);
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enable_addr_trans();
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msize /= (1024 * 1024);
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if (CONFIG_SYS_DDR_SIZE != msize) {
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for (ddr_size = msize << 20, ddr_size_log2 = 0;
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(ddr_size > 1);
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ddr_size = ddr_size >> 1, ddr_size_log2++)
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if (ddr_size & 1)
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return -1;
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out_be32(&im->sysconf.ddrlaw[0].ar,
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(LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE)));
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out_be32(&im->ddr.csbnds[0].csbnds,
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(((msize / 16) - 1) & 0xff));
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}
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return msize;
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}
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int dram_init(void)
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{
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immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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u32 msize = 0;
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if ((in_be32(&im->sysconf.immrbar) & IMMRBAR_BASE_ADDR) != (u32)im)
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return -ENXIO;
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out_be32(&im->sysconf.ddrlaw[0].bar,
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CONFIG_SYS_DDR_BASE & LAWBAR_BAR);
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msize = fixed_sdram();
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#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
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/*
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* Initialize DDR ECC byte
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*/
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ddr_enable_ecc(msize * 1024 * 1024);
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#endif
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/* return total bus SDRAM size(bytes) -- DDR */
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gd->ram_size = msize * 1024 * 1024;
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return 0;
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}
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int checkboard(void)
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{
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puts("Board: Keymile " CONFIG_KM_BOARD_NAME);
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if (piggy_present())
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puts(" with PIGGY.");
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puts("\n");
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return 0;
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}
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int ft_board_setup(void *blob, bd_t *bd)
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{
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ft_cpu_setup(blob, bd);
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return 0;
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}
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#if defined(CONFIG_HUSH_INIT_VAR)
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int hush_init_var(void)
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{
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ivm_analyze_eeprom(ivm_content, CONFIG_SYS_IVM_EEPROM_MAX_LEN);
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return 0;
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}
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#endif
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#if defined(CONFIG_POST)
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int post_hotkeys_pressed(void)
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{
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int testpin = 0;
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struct km_bec_fpga *base =
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(struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
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int testpin_reg = in_8(&base->CONFIG_TESTPIN_REG);
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testpin = (testpin_reg & CONFIG_TESTPIN_MASK) != 0;
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debug("post_hotkeys_pressed: %d\n", !testpin);
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return testpin;
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}
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ulong post_word_load(void)
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{
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void* addr = (ulong *) (CPM_POST_WORD_ADDR);
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debug("post_word_load 0x%08lX: 0x%08X\n", (ulong)addr, in_le32(addr));
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return in_le32(addr);
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}
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void post_word_store(ulong value)
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{
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void* addr = (ulong *) (CPM_POST_WORD_ADDR);
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debug("post_word_store 0x%08lX: 0x%08lX\n", (ulong)addr, value);
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out_le32(addr, value);
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}
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int arch_memory_test_prepare(u32 *vstart, u32 *size, phys_addr_t *phys_offset)
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{
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*vstart = CONFIG_SYS_MEMTEST_START;
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*size = CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START;
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debug("arch_memory_test_prepare 0x%08X 0x%08X\n", *vstart, *size);
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return 0;
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}
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#endif
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