uboot/board/sandisk/sansa_fuze_plus/spl_boot.c
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   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * SanDisk Sansa Fuze Plus setup
   4 *
   5 * Copyright (C) 2013 Marek Vasut <marex@denx.de>
   6 */
   7
   8#include <common.h>
   9#include <config.h>
  10#include <asm/io.h>
  11#include <asm/arch/iomux-mx23.h>
  12#include <asm/arch/imx-regs.h>
  13#include <asm/arch/sys_proto.h>
  14
  15#define MUX_CONFIG_EMI  (MXS_PAD_1V8 | MXS_PAD_12MA | MXS_PAD_PULLUP)
  16#define MUX_CONFIG_SSP  (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_PULLUP)
  17#define MUX_CONFIG_LCD  (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
  18
  19const iomux_cfg_t iomux_setup[] = {
  20        /* EMI */
  21        MX23_PAD_EMI_D00__EMI_D00 | MUX_CONFIG_EMI,
  22        MX23_PAD_EMI_D01__EMI_D01 | MUX_CONFIG_EMI,
  23        MX23_PAD_EMI_D02__EMI_D02 | MUX_CONFIG_EMI,
  24        MX23_PAD_EMI_D03__EMI_D03 | MUX_CONFIG_EMI,
  25        MX23_PAD_EMI_D04__EMI_D04 | MUX_CONFIG_EMI,
  26        MX23_PAD_EMI_D05__EMI_D05 | MUX_CONFIG_EMI,
  27        MX23_PAD_EMI_D06__EMI_D06 | MUX_CONFIG_EMI,
  28        MX23_PAD_EMI_D07__EMI_D07 | MUX_CONFIG_EMI,
  29        MX23_PAD_EMI_D08__EMI_D08 | MUX_CONFIG_EMI,
  30        MX23_PAD_EMI_D09__EMI_D09 | MUX_CONFIG_EMI,
  31        MX23_PAD_EMI_D10__EMI_D10 | MUX_CONFIG_EMI,
  32        MX23_PAD_EMI_D11__EMI_D11 | MUX_CONFIG_EMI,
  33        MX23_PAD_EMI_D12__EMI_D12 | MUX_CONFIG_EMI,
  34        MX23_PAD_EMI_D13__EMI_D13 | MUX_CONFIG_EMI,
  35        MX23_PAD_EMI_D14__EMI_D14 | MUX_CONFIG_EMI,
  36        MX23_PAD_EMI_D15__EMI_D15 | MUX_CONFIG_EMI,
  37        MX23_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
  38        MX23_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
  39        MX23_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
  40        MX23_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
  41        MX23_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
  42        MX23_PAD_EMI_CLKN__EMI_CLKN | MUX_CONFIG_EMI,
  43
  44        MX23_PAD_EMI_A00__EMI_A00 | MUX_CONFIG_EMI,
  45        MX23_PAD_EMI_A01__EMI_A01 | MUX_CONFIG_EMI,
  46        MX23_PAD_EMI_A02__EMI_A02 | MUX_CONFIG_EMI,
  47        MX23_PAD_EMI_A03__EMI_A03 | MUX_CONFIG_EMI,
  48        MX23_PAD_EMI_A04__EMI_A04 | MUX_CONFIG_EMI,
  49        MX23_PAD_EMI_A05__EMI_A05 | MUX_CONFIG_EMI,
  50        MX23_PAD_EMI_A06__EMI_A06 | MUX_CONFIG_EMI,
  51        MX23_PAD_EMI_A07__EMI_A07 | MUX_CONFIG_EMI,
  52        MX23_PAD_EMI_A08__EMI_A08 | MUX_CONFIG_EMI,
  53        MX23_PAD_EMI_A09__EMI_A09 | MUX_CONFIG_EMI,
  54        MX23_PAD_EMI_A10__EMI_A10 | MUX_CONFIG_EMI,
  55        MX23_PAD_EMI_A11__EMI_A11 | MUX_CONFIG_EMI,
  56        MX23_PAD_EMI_A12__EMI_A12 | MUX_CONFIG_EMI,
  57        MX23_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
  58        MX23_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
  59
  60        MX23_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
  61        MX23_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
  62        MX23_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
  63        MX23_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
  64        MX23_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
  65        MX23_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
  66
  67        MX23_PAD_LCD_D00__LCD_D00 | MUX_CONFIG_LCD,
  68        MX23_PAD_LCD_D01__LCD_D01 | MUX_CONFIG_LCD,
  69        MX23_PAD_LCD_D02__LCD_D02 | MUX_CONFIG_LCD,
  70        MX23_PAD_LCD_D03__LCD_D03 | MUX_CONFIG_LCD,
  71        MX23_PAD_LCD_D04__LCD_D04 | MUX_CONFIG_LCD,
  72        MX23_PAD_LCD_D05__LCD_D05 | MUX_CONFIG_LCD,
  73        MX23_PAD_LCD_D06__LCD_D06 | MUX_CONFIG_LCD,
  74        MX23_PAD_LCD_D07__LCD_D07 | MUX_CONFIG_LCD,
  75        MX23_PAD_LCD_D08__LCD_D08 | MUX_CONFIG_LCD,
  76        MX23_PAD_LCD_D09__LCD_D09 | MUX_CONFIG_LCD,
  77        MX23_PAD_LCD_D10__LCD_D10 | MUX_CONFIG_LCD,
  78        MX23_PAD_LCD_D11__LCD_D11 | MUX_CONFIG_LCD,
  79        MX23_PAD_LCD_D12__LCD_D12 | MUX_CONFIG_LCD,
  80        MX23_PAD_LCD_D13__LCD_D13 | MUX_CONFIG_LCD,
  81        MX23_PAD_LCD_D14__LCD_D14 | MUX_CONFIG_LCD,
  82        MX23_PAD_LCD_D15__LCD_D15 | MUX_CONFIG_LCD,
  83        MX23_PAD_LCD_D16__LCD_D16 | MUX_CONFIG_LCD,
  84        MX23_PAD_LCD_D17__LCD_D17 | MUX_CONFIG_LCD,
  85        MX23_PAD_LCD_RESET__LCD_RESET | MUX_CONFIG_LCD,
  86        MX23_PAD_LCD_RS__LCD_RS | MUX_CONFIG_LCD,
  87        MX23_PAD_LCD_WR__LCD_WR | MUX_CONFIG_LCD,
  88        MX23_PAD_LCD_CS__LCD_CS | MUX_CONFIG_LCD,
  89        MX23_PAD_LCD_ENABLE__LCD_ENABLE | MUX_CONFIG_LCD,
  90        MX23_PAD_LCD_VSYNC__LCD_VSYNC | MUX_CONFIG_LCD,
  91
  92        MX23_PAD_SSP1_CMD__SSP1_CMD | MUX_CONFIG_SSP,
  93        MX23_PAD_SSP1_DETECT__GPIO_2_1 | MUX_CONFIG_SSP,
  94        MX23_PAD_SSP1_DATA0__SSP1_DATA0 | MUX_CONFIG_SSP,
  95        MX23_PAD_SSP1_DATA1__SSP1_DATA1 | MUX_CONFIG_SSP,
  96        MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP,
  97        MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP,
  98        MX23_PAD_SSP1_SCK__SSP1_SCK | MUX_CONFIG_SSP,
  99        MX23_PAD_GPMI_D08__GPIO_0_8 | MUX_CONFIG_SSP,
 100
 101        MX23_PAD_GPMI_D00__SSP2_DATA0 | MUX_CONFIG_SSP,
 102        MX23_PAD_GPMI_D01__SSP2_DATA1 | MUX_CONFIG_SSP,
 103        MX23_PAD_GPMI_D02__SSP2_DATA2 | MUX_CONFIG_SSP,
 104        MX23_PAD_GPMI_D03__SSP2_DATA3 | MUX_CONFIG_SSP,
 105        MX23_PAD_GPMI_D04__SSP2_DATA4 | MUX_CONFIG_SSP,
 106        MX23_PAD_GPMI_D05__SSP2_DATA5 | MUX_CONFIG_SSP,
 107        MX23_PAD_GPMI_D06__SSP2_DATA6 | MUX_CONFIG_SSP,
 108        MX23_PAD_GPMI_D07__SSP2_DATA7 | MUX_CONFIG_SSP,
 109        MX23_PAD_GPMI_RDY1__SSP2_CMD | MUX_CONFIG_SSP,
 110        MX23_PAD_GPMI_WRN__SSP2_SCK |
 111                (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL),
 112        MX23_PAD_PWM3__GPIO_1_29 | MUX_CONFIG_SSP,
 113
 114        /* PWM -- FIXME */
 115        MX23_PAD_PWM2__GPIO_1_28 | MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_PULLUP,
 116};
 117
 118void mxs_adjust_memory_params(uint32_t *dram_vals)
 119{
 120        /* mDDR configuration values */
 121        const uint32_t regs[] = {
 122                0x01010001, 0x00010000, 0x01000000, 0x00000001,
 123                0x00010101, 0x00000001, 0x00010000, 0x01000001,
 124                0x01010000, 0x00000001, 0x07000200, 0x04070203,
 125                0x02020002, 0x06070a02, 0x0d000201, 0x0305000d,
 126                0x02080800, 0x19330f0a, 0x1f1f1c00, 0x020a1313,
 127                0x03061323, 0x0000000a, 0x00080008, 0x00200020,
 128                0x00200020, 0x00200020, 0x000003f7, 0x00000000,
 129                0x00000000, 0x00000000, 0x00000020, 0x00000000,
 130                0x001023cd, 0x20410010, 0x00006665, 0x00000000,
 131                0x00000101, 0x00000001, 0x00000000, 0x00000000,
 132        };
 133        memcpy(dram_vals, regs, sizeof(regs));
 134}
 135
 136void board_init_ll(const uint32_t arg, const uint32_t *resptr)
 137{
 138        mxs_common_spl_init(arg, resptr, iomux_setup, ARRAY_SIZE(iomux_setup));
 139}
 140