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Patrice Chotard01aabf92019-02-19 00:37:20 +01001// SPDX-License-Identifier: GPL-2.0+
2
3#include <stm32f7-u-boot.dtsi>
4/{
5 chosen {
6 bootargs = "root=/dev/ram rdinit=/linuxrc";
7 };
8
9 aliases {
10 /* Aliases for gpios so as to use sequence */
11 gpio0 = &gpioa;
12 gpio1 = &gpiob;
13 gpio2 = &gpioc;
14 gpio3 = &gpiod;
15 gpio4 = &gpioe;
16 gpio5 = &gpiof;
17 gpio6 = &gpiog;
18 gpio7 = &gpioh;
19 gpio8 = &gpioi;
20 gpio9 = &gpioj;
21 gpio10 = &gpiok;
22 mmc0 = &sdio2;
23 spi0 = &qspi;
24 };
25
26 button1 {
27 compatible = "st,button1";
28 button-gpio = <&gpioa 0 0>;
29 };
30
31 led1 {
32 compatible = "st,led1";
33 led-gpio = <&gpioj 5 0>;
34 };
35};
36
37&fmc {
38 /* Memory configuration from sdram datasheet MT48LC_4M32_B2B5-6A */
39 bank1: bank@0 {
40 u-boot,dm-pre-reloc;
41 st,sdram-control = /bits/ 8 <NO_COL_8
42 NO_ROW_12
43 MWIDTH_32
44 BANKS_4
45 CAS_3
46 SDCLK_2
47 RD_BURST_EN
48 RD_PIPE_DL_0>;
49 st,sdram-timing = /bits/ 8 <TMRD_2
50 TXSR_6
51 TRAS_4
52 TRC_6
53 TWR_2
54 TRP_2
55 TRCD_2>;
56 /* refcount = (64msec/total_row_sdram)*freq - 20 */
57 st,sdram-refcount = < 1542 >;
58 };
59};
60
61&pinctrl {
62 ethernet_mii: mii@0 {
63 pins {
Patrice Chotardfe63d3c2019-02-19 16:49:05 +010064 pinmux = <STM32_PINMUX('G',13, AF11)>, /* ETH_RMII_TXD0 */
65 <STM32_PINMUX('G',14, AF11)>, /* ETH_RMII_TXD1 */
66 <STM32_PINMUX('G',11, AF11)>, /* ETH_RMII_TX_EN */
67 <STM32_PINMUX('A', 2, AF11)>, /* ETH_MDIO */
68 <STM32_PINMUX('C', 1, AF11)>, /* ETH_MDC */
69 <STM32_PINMUX('A', 1, AF11)>, /* ETH_RMII_REF_CLK */
70 <STM32_PINMUX('A', 7, AF11)>, /* ETH_RMII_CRS_DV */
71 <STM32_PINMUX('C', 4, AF11)>, /* ETH_RMII_RXD0 */
72 <STM32_PINMUX('C', 5, AF11)>; /* ETH_RMII_RXD1 */
Patrice Chotard01aabf92019-02-19 00:37:20 +010073 slew-rate = <2>;
74 };
75 };
76
77 fmc_pins: fmc@0 {
78 pins {
Patrice Chotardfe63d3c2019-02-19 16:49:05 +010079 pinmux = <STM32_PINMUX('I',10, AF12)>, /* D31 */
80 <STM32_PINMUX('I', 9, AF12)>, /* D30 */
81 <STM32_PINMUX('I', 7, AF12)>, /* D29 */
82 <STM32_PINMUX('I', 6, AF12)>, /* D28 */
83 <STM32_PINMUX('I', 3, AF12)>, /* D27 */
84 <STM32_PINMUX('I', 2, AF12)>, /* D26 */
85 <STM32_PINMUX('I', 1, AF12)>, /* D25 */
86 <STM32_PINMUX('I', 0, AF12)>, /* D24 */
87 <STM32_PINMUX('H',15, AF12)>, /* D23 */
88 <STM32_PINMUX('H',14, AF12)>, /* D22 */
89 <STM32_PINMUX('H',13, AF12)>, /* D21 */
90 <STM32_PINMUX('H',12, AF12)>, /* D20 */
91 <STM32_PINMUX('H',11, AF12)>, /* D19 */
92 <STM32_PINMUX('H',10, AF12)>, /* D18 */
93 <STM32_PINMUX('H', 9, AF12)>, /* D17 */
94 <STM32_PINMUX('H', 8, AF12)>, /* D16 */
Patrice Chotard01aabf92019-02-19 00:37:20 +010095
Patrice Chotardfe63d3c2019-02-19 16:49:05 +010096 <STM32_PINMUX('D',10, AF12)>, /* D15 */
97 <STM32_PINMUX('D', 9, AF12)>, /* D14 */
98 <STM32_PINMUX('D', 8, AF12)>, /* D13 */
99 <STM32_PINMUX('E',15, AF12)>, /* D12 */
100 <STM32_PINMUX('E',14, AF12)>, /* D11 */
101 <STM32_PINMUX('E',13, AF12)>, /* D10 */
102 <STM32_PINMUX('E',12, AF12)>, /* D9 */
103 <STM32_PINMUX('E',11, AF12)>, /* D8 */
104 <STM32_PINMUX('E',10, AF12)>, /* D7 */
105 <STM32_PINMUX('E', 9, AF12)>, /* D6 */
106 <STM32_PINMUX('E', 8, AF12)>, /* D5 */
107 <STM32_PINMUX('E', 7, AF12)>, /* D4 */
108 <STM32_PINMUX('D', 1, AF12)>, /* D3 */
109 <STM32_PINMUX('D', 0, AF12)>, /* D2 */
110 <STM32_PINMUX('D',15, AF12)>, /* D1 */
111 <STM32_PINMUX('D',14, AF12)>, /* D0 */
Patrice Chotard01aabf92019-02-19 00:37:20 +0100112
Patrice Chotardfe63d3c2019-02-19 16:49:05 +0100113 <STM32_PINMUX('I', 5, AF12)>, /* NBL3 */
114 <STM32_PINMUX('I', 4, AF12)>, /* NBL2 */
115 <STM32_PINMUX('E', 1, AF12)>, /* NBL1 */
116 <STM32_PINMUX('E', 0, AF12)>, /* NBL0 */
Patrice Chotard01aabf92019-02-19 00:37:20 +0100117
Patrice Chotardfe63d3c2019-02-19 16:49:05 +0100118 <STM32_PINMUX('G', 5, AF12)>, /* BA1 */
119 <STM32_PINMUX('G', 4, AF12)>, /* BA0 */
Patrice Chotard01aabf92019-02-19 00:37:20 +0100120
Patrice Chotardfe63d3c2019-02-19 16:49:05 +0100121 <STM32_PINMUX('G', 1, AF12)>, /* A11 */
122 <STM32_PINMUX('G', 0, AF12)>, /* A10 */
123 <STM32_PINMUX('F',15, AF12)>, /* A9 */
124 <STM32_PINMUX('F',14, AF12)>, /* A8 */
125 <STM32_PINMUX('F',13, AF12)>, /* A7 */
126 <STM32_PINMUX('F',12, AF12)>, /* A6 */
127 <STM32_PINMUX('F', 5, AF12)>, /* A5 */
128 <STM32_PINMUX('F', 4, AF12)>, /* A4 */
129 <STM32_PINMUX('F', 3, AF12)>, /* A3 */
130 <STM32_PINMUX('F', 2, AF12)>, /* A2 */
131 <STM32_PINMUX('F', 1, AF12)>, /* A1 */
132 <STM32_PINMUX('F', 0, AF12)>, /* A0 */
Patrice Chotard01aabf92019-02-19 00:37:20 +0100133
Patrice Chotardfe63d3c2019-02-19 16:49:05 +0100134 <STM32_PINMUX('H', 3, AF12)>, /* SDNE0 */
135 <STM32_PINMUX('H', 5, AF12)>, /* SDNWE */
136 <STM32_PINMUX('F',11, AF12)>, /* SDNRAS */
137 <STM32_PINMUX('G',15, AF12)>, /* SDNCAS */
138 <STM32_PINMUX('H', 2, AF12)>, /* SDCKE0 */
139 <STM32_PINMUX('G', 8, AF12)>; /* SDCLK> */
Patrice Chotard01aabf92019-02-19 00:37:20 +0100140 slew-rate = <2>;
141 };
142 };
143
144 qspi_pins: qspi@0 {
145 pins {
Patrice Chotardfe63d3c2019-02-19 16:49:05 +0100146 pinmux = <STM32_PINMUX('B', 2, AF9)>, /* CLK */
147 <STM32_PINMUX('B', 6, AF10)>, /* BK1_NCS */
148 <STM32_PINMUX('C', 9, AF9)>, /* BK1_IO0 */
149 <STM32_PINMUX('C',10, AF9)>, /* BK1_IO1 */
150 <STM32_PINMUX('D',13, AF9)>, /* BK1_IO3 */
151 <STM32_PINMUX('E', 2, AF9)>; /* BK1_IO2 */
Patrice Chotard01aabf92019-02-19 00:37:20 +0100152 slew-rate = <2>;
153 };
154 };
155};
156
157&qspi {
158 flash0: mx66l51235l {
159 #address-cells = <1>;
160 #size-cells = <1>;
161 spi-max-frequency = <108000000>;
162 spi-rx-bus-width = <4>;
163 reg = <0>;
164 };
165};