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Fabio Estevam860b32e2011-05-13 03:15:11 +00001/*
2 * (C) Copyright 2011 Freescale Semiconductor, Inc.
3 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02004 * SPDX-License-Identifier: GPL-2.0+
Fabio Estevam860b32e2011-05-13 03:15:11 +00005 */
6
7#include <common.h>
8#include <asm/io.h>
9#include <asm/arch/imx-regs.h>
Fabio Estevam860b32e2011-05-13 03:15:11 +000010#include <asm/arch/sys_proto.h>
11#include <asm/arch/crm_regs.h>
Benoît Thébaudeaua2ac1b32012-10-01 08:36:25 +000012#include <asm/arch/clock.h>
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000013#include <asm/arch/iomux-mx53.h>
Fabio Estevam860b32e2011-05-13 03:15:11 +000014#include <asm/errno.h>
15#include <netdev.h>
16#include <mmc.h>
17#include <fsl_esdhc.h>
Stefano Babic04e25fd2011-08-21 10:56:57 +020018#include <asm/gpio.h>
Fabio Estevam860b32e2011-05-13 03:15:11 +000019
20DECLARE_GLOBAL_DATA_PTR;
21
Fabio Estevam860b32e2011-05-13 03:15:11 +000022int dram_init(void)
23{
24 u32 size1, size2;
25
Albert ARIBAUDa55d23c2011-07-03 05:55:33 +000026 size1 = get_ram_size((void *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
27 size2 = get_ram_size((void *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE);
Fabio Estevam860b32e2011-05-13 03:15:11 +000028
29 gd->ram_size = size1 + size2;
30
31 return 0;
32}
33void dram_init_banksize(void)
34{
35 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
36 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
37
38 gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
39 gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
40}
41
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000042#define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
43 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
44
Fabio Estevam860b32e2011-05-13 03:15:11 +000045static void setup_iomux_uart(void)
46{
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000047 static const iomux_v3_cfg_t uart_pads[] = {
48 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT11__UART1_RXD_MUX, UART_PAD_CTRL),
49 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT10__UART1_TXD_MUX, UART_PAD_CTRL),
50 };
Fabio Estevam860b32e2011-05-13 03:15:11 +000051
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000052 imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
Fabio Estevam860b32e2011-05-13 03:15:11 +000053}
54
55static void setup_iomux_fec(void)
56{
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000057 static const iomux_v3_cfg_t fec_pads[] = {
58 NEW_PAD_CTRL(MX53_PAD_FEC_MDIO__FEC_MDIO, PAD_CTL_HYS |
59 PAD_CTL_DSE_HIGH | PAD_CTL_PUS_22K_UP | PAD_CTL_ODE),
60 NEW_PAD_CTRL(MX53_PAD_FEC_MDC__FEC_MDC, PAD_CTL_DSE_HIGH),
61 NEW_PAD_CTRL(MX53_PAD_FEC_RXD1__FEC_RDATA_1,
62 PAD_CTL_HYS | PAD_CTL_PKE),
63 NEW_PAD_CTRL(MX53_PAD_FEC_RXD0__FEC_RDATA_0,
64 PAD_CTL_HYS | PAD_CTL_PKE),
65 NEW_PAD_CTRL(MX53_PAD_FEC_TXD1__FEC_TDATA_1, PAD_CTL_DSE_HIGH),
66 NEW_PAD_CTRL(MX53_PAD_FEC_TXD0__FEC_TDATA_0, PAD_CTL_DSE_HIGH),
67 NEW_PAD_CTRL(MX53_PAD_FEC_TX_EN__FEC_TX_EN, PAD_CTL_DSE_HIGH),
68 NEW_PAD_CTRL(MX53_PAD_FEC_REF_CLK__FEC_TX_CLK,
69 PAD_CTL_HYS | PAD_CTL_PKE),
70 NEW_PAD_CTRL(MX53_PAD_FEC_RX_ER__FEC_RX_ER,
71 PAD_CTL_HYS | PAD_CTL_PKE),
72 NEW_PAD_CTRL(MX53_PAD_FEC_CRS_DV__FEC_RX_DV,
73 PAD_CTL_HYS | PAD_CTL_PKE),
74 };
Fabio Estevam860b32e2011-05-13 03:15:11 +000075
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000076 imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
Fabio Estevam860b32e2011-05-13 03:15:11 +000077}
78
79#ifdef CONFIG_FSL_ESDHC
80struct fsl_esdhc_cfg esdhc_cfg[1] = {
Benoît Thébaudeau16e43f32012-08-13 07:28:16 +000081 {MMC_SDHC1_BASE_ADDR},
Fabio Estevam860b32e2011-05-13 03:15:11 +000082};
83
Thierry Reding314284b2012-01-02 01:15:36 +000084int board_mmc_getcd(struct mmc *mmc)
Fabio Estevam860b32e2011-05-13 03:15:11 +000085{
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000086 imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA13__GPIO3_13);
Ashok Kumar Reddy92550702012-08-28 07:39:38 +053087 gpio_direction_input(IMX_GPIO_NR(3, 13));
88 return !gpio_get_value(IMX_GPIO_NR(3, 13));
Fabio Estevam860b32e2011-05-13 03:15:11 +000089}
90
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000091#define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
92 PAD_CTL_PUS_100K_UP)
93#define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
94 PAD_CTL_DSE_HIGH)
95
Fabio Estevam860b32e2011-05-13 03:15:11 +000096int board_mmc_init(bd_t *bis)
97{
Benoît Thébaudeau544544a2013-05-03 10:32:35 +000098 static const iomux_v3_cfg_t sd1_pads[] = {
99 NEW_PAD_CTRL(MX53_PAD_SD1_CMD__ESDHC1_CMD, SD_CMD_PAD_CTRL),
100 NEW_PAD_CTRL(MX53_PAD_SD1_CLK__ESDHC1_CLK, SD_PAD_CTRL),
101 NEW_PAD_CTRL(MX53_PAD_SD1_DATA0__ESDHC1_DAT0, SD_PAD_CTRL),
102 NEW_PAD_CTRL(MX53_PAD_SD1_DATA1__ESDHC1_DAT1, SD_PAD_CTRL),
103 NEW_PAD_CTRL(MX53_PAD_SD1_DATA2__ESDHC1_DAT2, SD_PAD_CTRL),
104 NEW_PAD_CTRL(MX53_PAD_SD1_DATA3__ESDHC1_DAT3, SD_PAD_CTRL),
105 MX53_PAD_EIM_DA13__GPIO3_13,
106 };
107
Fabio Estevam860b32e2011-05-13 03:15:11 +0000108 u32 index;
Fabio Estevamc5ba77a2014-11-20 16:35:18 -0200109 int ret;
Fabio Estevam860b32e2011-05-13 03:15:11 +0000110
Benoît Thébaudeaua2ac1b32012-10-01 08:36:25 +0000111 esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
112
Fabio Estevam860b32e2011-05-13 03:15:11 +0000113 for (index = 0; index < CONFIG_SYS_FSL_ESDHC_NUM; index++) {
114 switch (index) {
115 case 0:
Benoît Thébaudeau544544a2013-05-03 10:32:35 +0000116 imx_iomux_v3_setup_multiple_pads(sd1_pads,
117 ARRAY_SIZE(sd1_pads));
Fabio Estevam860b32e2011-05-13 03:15:11 +0000118 break;
119
120 default:
121 printf("Warning: you configured more ESDHC controller"
122 "(%d) as supported by the board(1)\n",
123 CONFIG_SYS_FSL_ESDHC_NUM);
Fabio Estevamc5ba77a2014-11-20 16:35:18 -0200124 return -EINVAL;
Fabio Estevam860b32e2011-05-13 03:15:11 +0000125 }
Fabio Estevamc5ba77a2014-11-20 16:35:18 -0200126 ret = fsl_esdhc_initialize(bis, &esdhc_cfg[index]);
127 if (ret)
128 return ret;
Fabio Estevam860b32e2011-05-13 03:15:11 +0000129 }
130
Fabio Estevamc5ba77a2014-11-20 16:35:18 -0200131 return 0;
Fabio Estevam860b32e2011-05-13 03:15:11 +0000132}
133#endif
134
135int board_early_init_f(void)
136{
137 setup_iomux_uart();
138 setup_iomux_fec();
139
140 return 0;
141}
142
143int board_init(void)
144{
Fabio Estevam860b32e2011-05-13 03:15:11 +0000145 /* address of boot parameters */
146 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
147
148 return 0;
149}
150
151int checkboard(void)
152{
153 puts("Board: MX53SMD\n");
154
155 return 0;
156}