2 * (C) Copyright 2011 Freescale Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
9 #include <asm/arch/imx-regs.h>
10 #include <asm/arch/sys_proto.h>
11 #include <asm/arch/crm_regs.h>
12 #include <asm/arch/clock.h>
13 #include <asm/arch/iomux-mx53.h>
14 #include <linux/errno.h>
17 #include <fsl_esdhc.h>
20 DECLARE_GLOBAL_DATA_PTR
;
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
);
29 gd
->ram_size
= size1
+ size2
;
33 void dram_init_banksize(void)
35 gd
->bd
->bi_dram
[0].start
= PHYS_SDRAM_1
;
36 gd
->bd
->bi_dram
[0].size
= PHYS_SDRAM_1_SIZE
;
38 gd
->bd
->bi_dram
[1].start
= PHYS_SDRAM_2
;
39 gd
->bd
->bi_dram
[1].size
= PHYS_SDRAM_2_SIZE
;
42 #define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
43 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
45 static void setup_iomux_uart(void)
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
),
52 imx_iomux_v3_setup_multiple_pads(uart_pads
, ARRAY_SIZE(uart_pads
));
55 static void setup_iomux_fec(void)
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
),
76 imx_iomux_v3_setup_multiple_pads(fec_pads
, ARRAY_SIZE(fec_pads
));
79 #ifdef CONFIG_FSL_ESDHC
80 struct fsl_esdhc_cfg esdhc_cfg
[1] = {
81 {MMC_SDHC1_BASE_ADDR
},
84 int board_mmc_getcd(struct mmc
*mmc
)
86 imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA13__GPIO3_13
);
87 gpio_direction_input(IMX_GPIO_NR(3, 13));
88 return !gpio_get_value(IMX_GPIO_NR(3, 13));
91 #define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
93 #define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
96 int board_mmc_init(bd_t
*bis
)
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
,
111 esdhc_cfg
[0].sdhc_clk
= mxc_get_clock(MXC_ESDHC_CLK
);
113 for (index
= 0; index
< CONFIG_SYS_FSL_ESDHC_NUM
; index
++) {
116 imx_iomux_v3_setup_multiple_pads(sd1_pads
,
117 ARRAY_SIZE(sd1_pads
));
121 printf("Warning: you configured more ESDHC controller"
122 "(%d) as supported by the board(1)\n",
123 CONFIG_SYS_FSL_ESDHC_NUM
);
126 ret
= fsl_esdhc_initialize(bis
, &esdhc_cfg
[index
]);
135 int board_early_init_f(void)
145 /* address of boot parameters */
146 gd
->bd
->bi_boot_params
= PHYS_SDRAM_1
+ 0x100;
153 puts("Board: MX53SMD\n");