1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2018 Collabora Ltd.
5 * Based on board/ccv/xpress/xpress.c:
6 * Copyright (C) 2015-2016 Stefan Roese <sr@denx.de>
10 #include <asm/arch/clock.h>
11 #include <asm/arch/crm_regs.h>
12 #include <asm/arch/mx6-pins.h>
13 #include <asm/arch/sys_proto.h>
14 #include <asm/mach-imx/iomux-v3.h>
15 #include <asm/mach-imx/mxc_i2c.h>
16 #include <fsl_esdhc_imx.h>
17 #include <linux/bitops.h>
21 #include <usb/ehci-ci.h>
23 DECLARE_GLOBAL_DATA_PTR
;
27 gd
->ram_size
= get_ram_size((void *)PHYS_SDRAM
, PHYS_SDRAM_SIZE
);
32 #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
33 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
34 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | \
37 static iomux_v3_cfg_t
const uart1_pads
[] = {
38 MX6_PAD_UART1_TX_DATA__UART1_DCE_TX
| MUX_PAD_CTRL(UART_PAD_CTRL
),
39 MX6_PAD_UART1_RX_DATA__UART1_DCE_RX
| MUX_PAD_CTRL(UART_PAD_CTRL
),
42 static iomux_v3_cfg_t
const uart5_pads
[] = {
43 MX6_PAD_UART5_TX_DATA__UART5_DCE_TX
| MUX_PAD_CTRL(UART_PAD_CTRL
),
44 MX6_PAD_UART5_RX_DATA__UART5_DCE_RX
| MUX_PAD_CTRL(UART_PAD_CTRL
),
45 MX6_PAD_GPIO1_IO09__UART5_DCE_CTS
| MUX_PAD_CTRL(UART_PAD_CTRL
),
46 MX6_PAD_GPIO1_IO08__UART5_DCE_RTS
| MUX_PAD_CTRL(UART_PAD_CTRL
),
49 static void setup_iomux_uart(void)
51 imx_iomux_v3_setup_multiple_pads(uart1_pads
, ARRAY_SIZE(uart1_pads
));
52 imx_iomux_v3_setup_multiple_pads(uart5_pads
, ARRAY_SIZE(uart5_pads
));
55 #ifdef CONFIG_NAND_MXS
57 #define NAND_PAD_CTRL (PAD_CTL_DSE_48ohm | PAD_CTL_SRE_SLOW | PAD_CTL_HYS)
59 #define NAND_PAD_READY0_CTRL (PAD_CTL_DSE_48ohm | PAD_CTL_PUS_22K_UP)
61 #define NANDREADYPC MUX_PAD_CTRL(NAND_PAD_READY0_CTRL)
63 static iomux_v3_cfg_t
const gpmi_pads
[] = {
64 MX6_PAD_NAND_DATA00__RAWNAND_DATA00
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
65 MX6_PAD_NAND_DATA01__RAWNAND_DATA01
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
66 MX6_PAD_NAND_DATA02__RAWNAND_DATA02
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
67 MX6_PAD_NAND_DATA03__RAWNAND_DATA03
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
68 MX6_PAD_NAND_DATA04__RAWNAND_DATA04
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
69 MX6_PAD_NAND_DATA05__RAWNAND_DATA05
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
70 MX6_PAD_NAND_DATA06__RAWNAND_DATA06
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
71 MX6_PAD_NAND_DATA07__RAWNAND_DATA07
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
72 MX6_PAD_NAND_CLE__RAWNAND_CLE
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
73 MX6_PAD_NAND_ALE__RAWNAND_ALE
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
74 MX6_PAD_NAND_RE_B__RAWNAND_RE_B
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
75 MX6_PAD_NAND_WE_B__RAWNAND_WE_B
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
76 MX6_PAD_NAND_CE0_B__RAWNAND_CE0_B
| MUX_PAD_CTRL(NAND_PAD_CTRL
),
77 MX6_PAD_NAND_READY_B__RAWNAND_READY_B
| NANDREADYPC
,
80 static void setup_gpmi_nand(void)
82 imx_iomux_v3_setup_multiple_pads(gpmi_pads
, ARRAY_SIZE(gpmi_pads
));
84 setup_gpmi_io_clk((3 << MXC_CCM_CSCDR1_BCH_PODF_OFFSET
) |
85 (3 << MXC_CCM_CSCDR1_GPMI_PODF_OFFSET
));
88 #endif /* CONFIG_NAND_MXS */
92 #define ENET_CLK_PAD_CTRL (PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
94 #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \
95 PAD_CTL_SPEED_HIGH | PAD_CTL_DSE_48ohm | \
98 #define MDIO_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \
99 PAD_CTL_DSE_48ohm | PAD_CTL_SRE_FAST | \
102 static iomux_v3_cfg_t
const fec1_pads
[] = {
103 MX6_PAD_GPIO1_IO06__ENET1_MDIO
| MUX_PAD_CTRL(MDIO_PAD_CTRL
),
104 MX6_PAD_GPIO1_IO07__ENET1_MDC
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
105 MX6_PAD_ENET1_TX_DATA0__ENET1_TDATA00
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
106 MX6_PAD_ENET1_TX_DATA1__ENET1_TDATA01
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
107 MX6_PAD_ENET1_TX_EN__ENET1_TX_EN
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
108 MX6_PAD_ENET1_TX_CLK__ENET1_REF_CLK1
| MUX_PAD_CTRL(ENET_CLK_PAD_CTRL
),
109 MX6_PAD_ENET1_RX_DATA0__ENET1_RDATA00
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
110 MX6_PAD_ENET1_RX_DATA1__ENET1_RDATA01
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
111 MX6_PAD_ENET1_RX_ER__ENET1_RX_ER
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
112 MX6_PAD_ENET1_RX_EN__ENET1_RX_EN
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
115 static iomux_v3_cfg_t
const fec2_pads
[] = {
116 MX6_PAD_ENET2_TX_DATA0__ENET2_TDATA00
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
117 MX6_PAD_ENET2_TX_DATA1__ENET2_TDATA01
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
118 MX6_PAD_ENET2_TX_EN__ENET2_TX_EN
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
119 MX6_PAD_ENET2_TX_CLK__ENET2_REF_CLK2
| MUX_PAD_CTRL(ENET_CLK_PAD_CTRL
),
120 MX6_PAD_ENET2_RX_DATA0__ENET2_RDATA00
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
121 MX6_PAD_ENET2_RX_DATA1__ENET2_RDATA01
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
122 MX6_PAD_ENET2_RX_ER__ENET2_RX_ER
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
123 MX6_PAD_ENET2_RX_EN__ENET2_RX_EN
| MUX_PAD_CTRL(ENET_PAD_CTRL
),
126 static void setup_iomux_fec(void)
128 imx_iomux_v3_setup_multiple_pads(fec1_pads
, ARRAY_SIZE(fec1_pads
));
129 imx_iomux_v3_setup_multiple_pads(fec2_pads
, ARRAY_SIZE(fec2_pads
));
132 static int setup_fec(void)
134 struct iomuxc
*const iomuxc_regs
= (struct iomuxc
*)IOMUXC_BASE_ADDR
;
138 * Use 50M anatop loopback REF_CLK1 for ENET1,
139 * clear gpr1[13], set gpr1[17].
141 clrsetbits_le32(&iomuxc_regs
->gpr
[1], IOMUX_GPR1_FEC1_MASK
,
142 IOMUX_GPR1_FEC1_CLOCK_MUX1_SEL_MASK
);
144 ret
= enable_fec_anatop_clock(0, ENET_50MHZ
);
149 * Use 50M anatop loopback REF_CLK2 for ENET2,
150 * clear gpr1[14], set gpr1[18].
152 clrsetbits_le32(&iomuxc_regs
->gpr
[1], IOMUX_GPR1_FEC2_MASK
,
153 IOMUX_GPR1_FEC2_CLOCK_MUX1_SEL_MASK
);
155 ret
= enable_fec_anatop_clock(1, ENET_50MHZ
);
164 int board_phy_config(struct phy_device
*phydev
)
167 * Defaults + Enable status LEDs (LED1: Activity, LED0: Link) & select
168 * 50 MHz RMII clock mode.
170 phy_write(phydev
, MDIO_DEVAD_NONE
, 0x1f, 0x8190);
172 if (phydev
->drv
->config
)
173 phydev
->drv
->config(phydev
);
177 #endif /* CONFIG_FEC_MXC */
179 int board_early_init_f(void)
182 #ifdef CONFIG_FEC_MXC
191 /* Address of boot parameters */
192 gd
->bd
->bi_boot_params
= PHYS_SDRAM
+ 0x100;
194 #ifdef CONFIG_NAND_MXS
198 #ifdef CONFIG_FEC_MXC
206 u32 cpurev
= get_cpu_rev();
208 printf("Board: PHYTEC phyCORE-i.MX%s\n",
209 get_imx_type((cpurev
& 0xFF000) >> 12));