mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 04:23:46 +00:00
465ac5891c
The BG0900 module has 2Gbit DRAM module on it, adjust the DataBahn DRAM controller registers so the DRAM module will be correctly recognised. Signed-off-by: Christoph G. Baumann <c.baumann@ppc-ag.de> Cc: Marek Vasut <marex@denx.de> Cc: Stefano Babic <sbabic@denx.de> Cc: Fabio Estevam <fabio.estevam@freescale.com>
153 lines
5.3 KiB
C
153 lines
5.3 KiB
C
/*
|
|
* PPC-AG BG0900 Boot setup
|
|
*
|
|
* Copyright (C) 2013 Marek Vasut <marex@denx.de>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <config.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/iomux-mx28.h>
|
|
#include <asm/arch/imx-regs.h>
|
|
#include <asm/arch/sys_proto.h>
|
|
|
|
#define MUX_CONFIG_GPMI (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
|
|
#define MUX_CONFIG_ENET (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
|
|
#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL)
|
|
#define MUX_CONFIG_SSP2 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
|
|
|
|
const iomux_cfg_t iomux_setup[] = {
|
|
/* DUART */
|
|
MX28_PAD_PWM0__DUART_RX,
|
|
MX28_PAD_PWM1__DUART_TX,
|
|
|
|
/* GPMI NAND */
|
|
MX28_PAD_GPMI_D00__GPMI_D0 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_D01__GPMI_D1 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_D02__GPMI_D2 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_D03__GPMI_D3 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_D04__GPMI_D4 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_D05__GPMI_D5 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_D06__GPMI_D6 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_D07__GPMI_D7 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_CE0N__GPMI_CE0N | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_RDY0__GPMI_READY0 | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_RDN__GPMI_RDN |
|
|
(MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP),
|
|
MX28_PAD_GPMI_WRN__GPMI_WRN | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_ALE__GPMI_ALE | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_CLE__GPMI_CLE | MUX_CONFIG_GPMI,
|
|
MX28_PAD_GPMI_RESETN__GPMI_RESETN | MUX_CONFIG_GPMI,
|
|
|
|
/* FEC0 */
|
|
MX28_PAD_ENET0_MDC__ENET0_MDC | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET0_MDIO__ENET0_MDIO | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MUX_CONFIG_ENET,
|
|
MX28_PAD_ENET_CLK__CLKCTRL_ENET | MUX_CONFIG_ENET,
|
|
|
|
/* FEC0 Reset */
|
|
MX28_PAD_ENET0_RX_CLK__GPIO_4_13 |
|
|
(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
|
|
|
|
/* EMI */
|
|
MX28_PAD_EMI_D00__EMI_DATA0 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D01__EMI_DATA1 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D02__EMI_DATA2 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D03__EMI_DATA3 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D04__EMI_DATA4 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D05__EMI_DATA5 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D06__EMI_DATA6 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D07__EMI_DATA7 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D08__EMI_DATA8 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D09__EMI_DATA9 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D10__EMI_DATA10 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D11__EMI_DATA11 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D12__EMI_DATA12 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D13__EMI_DATA13 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D14__EMI_DATA14 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_D15__EMI_DATA15 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_ODT0__EMI_ODT0 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_ODT1__EMI_ODT1 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_DDR_OPEN_FB__EMI_DDR_OPEN_FEEDBACK | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_DDR_OPEN__EMI_DDR_OPEN | MUX_CONFIG_EMI,
|
|
|
|
MX28_PAD_EMI_A00__EMI_ADDR0 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A01__EMI_ADDR1 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A02__EMI_ADDR2 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A03__EMI_ADDR3 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A04__EMI_ADDR4 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A05__EMI_ADDR5 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A06__EMI_ADDR6 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A07__EMI_ADDR7 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A08__EMI_ADDR8 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A09__EMI_ADDR9 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A10__EMI_ADDR10 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A11__EMI_ADDR11 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A12__EMI_ADDR12 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A13__EMI_ADDR13 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_A14__EMI_ADDR14 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_BA2__EMI_BA2 | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
|
|
MX28_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
|
|
|
|
/* SPI2 (for SPI flash) */
|
|
MX28_PAD_SSP2_SCK__SSP2_SCK | MUX_CONFIG_SSP2,
|
|
MX28_PAD_SSP2_MOSI__SSP2_CMD | MUX_CONFIG_SSP2,
|
|
MX28_PAD_SSP2_MISO__SSP2_D0 | MUX_CONFIG_SSP2,
|
|
MX28_PAD_SSP2_SS0__SSP2_D3 |
|
|
(MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP),
|
|
};
|
|
|
|
void mxs_adjust_memory_params(uint32_t *dram_vals)
|
|
{
|
|
/*
|
|
* DDR Controller Registers
|
|
* Manufacturer: Winbond
|
|
* Device Part Number: W972GG6JB-25I
|
|
* Clock Freq.: 200MHz
|
|
* Density: 2Gb
|
|
* Chip Selects: 1
|
|
* Number of Banks: 8
|
|
* Row address: 14
|
|
* Column address: 10
|
|
*/
|
|
|
|
dram_vals[0x74 / 4] = 0x0102010A;
|
|
dram_vals[0x98 / 4] = 0x04005003;
|
|
dram_vals[0x9c / 4] = 0x090000c8;
|
|
|
|
dram_vals[0xa8 / 4] = 0x0036b009;
|
|
dram_vals[0xac / 4] = 0x03270612;
|
|
|
|
dram_vals[0xb0 / 4] = 0x02020202;
|
|
dram_vals[0xb4 / 4] = 0x00c80029;
|
|
|
|
dram_vals[0xc0 / 4] = 0x00011900;
|
|
|
|
dram_vals[0x12c / 4] = 0x07400300;
|
|
dram_vals[0x130 / 4] = 0x07400300;
|
|
dram_vals[0x2c4 / 4] = 0x02030303;
|
|
}
|
|
|
|
void board_init_ll(const uint32_t arg, const uint32_t *resptr)
|
|
{
|
|
mxs_common_spl_init(arg, resptr, iomux_setup, ARRAY_SIZE(iomux_setup));
|
|
}
|