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860b32ee FE |
1 | /* |
2 | * (C) Copyright 2011 Freescale Semiconductor, Inc. | |
3 | * | |
1a459660 | 4 | * SPDX-License-Identifier: GPL-2.0+ |
860b32ee FE |
5 | */ |
6 | ||
7 | #include <common.h> | |
8 | #include <asm/io.h> | |
9 | #include <asm/arch/imx-regs.h> | |
860b32ee FE |
10 | #include <asm/arch/sys_proto.h> |
11 | #include <asm/arch/crm_regs.h> | |
a2ac1b3a | 12 | #include <asm/arch/clock.h> |
544544a0 | 13 | #include <asm/arch/iomux-mx53.h> |
860b32ee FE |
14 | #include <asm/errno.h> |
15 | #include <netdev.h> | |
16 | #include <mmc.h> | |
17 | #include <fsl_esdhc.h> | |
04e25fd6 | 18 | #include <asm/gpio.h> |
860b32ee FE |
19 | |
20 | DECLARE_GLOBAL_DATA_PTR; | |
21 | ||
860b32ee FE |
22 | int dram_init(void) |
23 | { | |
24 | u32 size1, size2; | |
25 | ||
a55d23cc AA |
26 | 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); | |
860b32ee FE |
28 | |
29 | gd->ram_size = size1 + size2; | |
30 | ||
31 | return 0; | |
32 | } | |
33 | void 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 | ||
544544a0 BT |
42 | #define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \ |
43 | PAD_CTL_PUS_100K_UP | PAD_CTL_ODE) | |
44 | ||
860b32ee FE |
45 | static void setup_iomux_uart(void) |
46 | { | |
544544a0 BT |
47 | 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 | }; | |
51 | ||
52 | imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads)); | |
860b32ee FE |
53 | } |
54 | ||
55 | static void setup_iomux_fec(void) | |
56 | { | |
544544a0 BT |
57 | 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 | }; | |
75 | ||
76 | imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads)); | |
860b32ee FE |
77 | } |
78 | ||
79 | #ifdef CONFIG_FSL_ESDHC | |
80 | struct fsl_esdhc_cfg esdhc_cfg[1] = { | |
16e43f35 | 81 | {MMC_SDHC1_BASE_ADDR}, |
860b32ee FE |
82 | }; |
83 | ||
314284b1 | 84 | int board_mmc_getcd(struct mmc *mmc) |
860b32ee | 85 | { |
544544a0 | 86 | imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA13__GPIO3_13); |
92550708 AKR |
87 | gpio_direction_input(IMX_GPIO_NR(3, 13)); |
88 | return !gpio_get_value(IMX_GPIO_NR(3, 13)); | |
860b32ee FE |
89 | } |
90 | ||
544544a0 BT |
91 | #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 | ||
860b32ee FE |
96 | int board_mmc_init(bd_t *bis) |
97 | { | |
544544a0 BT |
98 | 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 | ||
860b32ee FE |
108 | u32 index; |
109 | s32 status = 0; | |
110 | ||
a2ac1b3a BT |
111 | esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); |
112 | ||
860b32ee FE |
113 | for (index = 0; index < CONFIG_SYS_FSL_ESDHC_NUM; index++) { |
114 | switch (index) { | |
115 | case 0: | |
544544a0 BT |
116 | imx_iomux_v3_setup_multiple_pads(sd1_pads, |
117 | ARRAY_SIZE(sd1_pads)); | |
860b32ee FE |
118 | 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); | |
124 | return status; | |
125 | } | |
126 | status |= fsl_esdhc_initialize(bis, &esdhc_cfg[index]); | |
127 | } | |
128 | ||
129 | return status; | |
130 | } | |
131 | #endif | |
132 | ||
133 | int board_early_init_f(void) | |
134 | { | |
135 | setup_iomux_uart(); | |
136 | setup_iomux_fec(); | |
137 | ||
138 | return 0; | |
139 | } | |
140 | ||
141 | int board_init(void) | |
142 | { | |
860b32ee FE |
143 | /* address of boot parameters */ |
144 | gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; | |
145 | ||
146 | return 0; | |
147 | } | |
148 | ||
149 | int checkboard(void) | |
150 | { | |
151 | puts("Board: MX53SMD\n"); | |
152 | ||
153 | return 0; | |
154 | } |