u-boot/board/theadorable/theadorable.c

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/*
* Copyright (C) 2015-2016 Stefan Roese <sr@denx.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/soc.h>
#ifdef CONFIG_NET
#include <netdev.h>
#endif
#include "../drivers/ddr/marvell/axp/ddr3_hw_training.h"
#include "../arch/arm/mach-mvebu/serdes/axp/high_speed_env_spec.h"
DECLARE_GLOBAL_DATA_PTR;
#define THEADORABLE_GPP_OUT_ENA_LOW 0x00336780
#define THEADORABLE_GPP_OUT_ENA_MID 0x00003cf0
#define THEADORABLE_GPP_OUT_ENA_HIGH (~(0x0))
#define THEADORABLE_GPP_OUT_VAL_LOW 0x2c0c983f
#define THEADORABLE_GPP_OUT_VAL_MID 0x0007000c
#define THEADORABLE_GPP_OUT_VAL_HIGH 0x00000000
/* DDR3 static configuration */
static MV_DRAM_MC_INIT ddr3_theadorable[MV_MAX_DDR3_STATIC_SIZE] = {
{0x00001400, 0x7301ca28}, /* DDR SDRAM Configuration Register */
{0x00001404, 0x30000800}, /* Dunit Control Low Register */
{0x00001408, 0x44149887}, /* DDR SDRAM Timing (Low) Register */
{0x0000140C, 0x38d93fc7}, /* DDR SDRAM Timing (High) Register */
{0x00001410, 0x1b100001}, /* DDR SDRAM Address Control Register */
{0x00001424, 0x0000f3ff}, /* Dunit Control High Register */
{0x00001428, 0x000f8830}, /* ODT Timing (Low) Register */
{0x0000142C, 0x014c50f4}, /* DDR3 Timing Register */
{0x0000147C, 0x0000c671}, /* ODT Timing (High) Register */
{0x00001494, 0x00010000}, /* DDR SDRAM ODT Control (Low) Reg */
{0x0000149C, 0x00000001}, /* DDR Dunit ODT Control Register */
{0x000014A0, 0x00000001}, /* DRAM FIFO Control Register */
{0x000014A8, 0x00000101}, /* AXI Control Register */
/*
* DO NOT Modify - Open Mbus Window - 2G - Mbus is required for the
* training sequence
*/
{0x000200e8, 0x3fff0e01},
{0x00020184, 0x3fffffe0}, /* Close fast path Window to - 2G */
{0x0001504, 0x7fffffe1}, /* CS0 Size */
{0x000150C, 0x00000000}, /* CS1 Size */
{0x0001514, 0x00000000}, /* CS2 Size */
{0x000151C, 0x00000000}, /* CS3 Size */
{0x00020220, 0x00000007}, /* Reserved */
{0x00001538, 0x00000009}, /* Read Data Sample Delays Register */
{0x0000153C, 0x00000009}, /* Read Data Ready Delay Register */
{0x000015D0, 0x00000650}, /* MR0 */
{0x000015D4, 0x00000044}, /* MR1 */
{0x000015D8, 0x00000010}, /* MR2 */
{0x000015DC, 0x00000000}, /* MR3 */
{0x000015E0, 0x00000001},
{0x000015E4, 0x00203c18}, /* ZQDS Configuration Register */
{0x000015EC, 0xf800a225}, /* DDR PHY */
/* Recommended Settings from Marvell for 4 x 16 bit devices: */
{0x000014C0, 0x192424c9}, /* DRAM addr and Ctrl Driving Strenght*/
{0x000014C4, 0x0aaa24c9}, /* DRAM Data and DQS Driving Strenght */
{0x0, 0x0}
};
static MV_DRAM_MODES board_ddr_modes[MV_DDR3_MODES_NUMBER] = {
{"theadorable_1333-667", 0x3, 0x5, 0x0, A0, ddr3_theadorable, NULL},
};
extern MV_SERDES_CHANGE_M_PHY serdes_change_m_phy[];
/*
* Lane0 - PCIE0.0 X1 (to WIFI Module)
* Lane5 - SATA0
* Lane6 - SATA1
* Lane7 - SGMII0 (to Ethernet Phy)
* Lane8-11 - PCIE2.0 X4 (to PEX Switch)
* all other lanes are disabled
*/
MV_BIN_SERDES_CFG theadorable_serdes_cfg[] = {
{ MV_PEX_ROOT_COMPLEX, 0x22200001, 0x00001111,
{ PEX_BUS_MODE_X1, PEX_BUS_DISABLED, PEX_BUS_MODE_X4,
PEX_BUS_DISABLED },
0x0060, serdes_change_m_phy
},
};
MV_DRAM_MODES *ddr3_get_static_ddr_mode(void)
{
/* Only one mode supported for this board */
return &board_ddr_modes[0];
}
MV_BIN_SERDES_CFG *board_serdes_cfg_get(u8 pex_mode)
{
return &theadorable_serdes_cfg[0];
}
int board_early_init_f(void)
{
/* Configure MPP */
writel(0x00000000, MVEBU_MPP_BASE + 0x00);
writel(0x03300000, MVEBU_MPP_BASE + 0x04);
writel(0x00000033, MVEBU_MPP_BASE + 0x08);
writel(0x00000000, MVEBU_MPP_BASE + 0x0c);
writel(0x11110000, MVEBU_MPP_BASE + 0x10);
writel(0x00221100, MVEBU_MPP_BASE + 0x14);
writel(0x00000000, MVEBU_MPP_BASE + 0x18);
writel(0x00000000, MVEBU_MPP_BASE + 0x1c);
writel(0x00000000, MVEBU_MPP_BASE + 0x20);
/* Configure GPIO */
writel(THEADORABLE_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
writel(THEADORABLE_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
writel(THEADORABLE_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00);
writel(THEADORABLE_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04);
writel(THEADORABLE_GPP_OUT_VAL_HIGH, MVEBU_GPIO2_BASE + 0x00);
writel(THEADORABLE_GPP_OUT_ENA_HIGH, MVEBU_GPIO2_BASE + 0x04);
return 0;
}
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
return 0;
}
int checkboard(void)
{
puts("Board: theadorable\n");
return 0;
}
#ifdef CONFIG_NET
int board_eth_init(bd_t *bis)
{
cpu_eth_init(bis); /* Built in controller(s) come first */
return pci_eth_init(bis);
}
#endif
int board_video_init(void)
{
struct mvebu_lcd_info lcd_info;
/* Reserved memory area via CONFIG_SYS_MEM_TOP_HIDE */
lcd_info.fb_base = gd->ram_size;
lcd_info.x_res = 240;
lcd_info.x_fp = 1;
lcd_info.x_bp = 45;
lcd_info.y_res = 320;
lcd_info.y_fp = 1;
lcd_info.y_bp = 3;
return mvebu_lcd_register_init(&lcd_info);
}