dillon min | 2c0acae | 2021-04-09 15:28:44 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | |
| 3 | #include <stm32h7-u-boot.dtsi> |
| 4 | |
| 5 | &fmc { |
| 6 | /* |
| 7 | * Memory configuration from sdram datasheet W9825G6KH |
| 8 | * first bank is bank@0 |
| 9 | * second bank is bank@1 |
| 10 | */ |
| 11 | bank1: bank@0 { |
| 12 | st,sdram-control = /bits/ 8 <NO_COL_9 |
| 13 | NO_ROW_13 |
| 14 | MWIDTH_16 |
| 15 | BANKS_4 |
| 16 | CAS_2 |
| 17 | SDCLK_3 |
| 18 | RD_BURST_EN |
| 19 | RD_PIPE_DL_0>; |
| 20 | st,sdram-timing = /bits/ 8 <TMRD_2 |
| 21 | TXSR_6 |
| 22 | TRAS_6 |
| 23 | TRC_6 |
| 24 | TRP_2 |
| 25 | TWR_2 |
| 26 | TRCD_2>; |
| 27 | st,sdram-refcount = <677>; |
| 28 | }; |
| 29 | }; |
| 30 | |
| 31 | &pinctrl { |
| 32 | fmc_pins: fmc@0 { |
| 33 | pins { |
| 34 | pinmux = <STM32_PINMUX('D', 0, AF12)>, |
| 35 | <STM32_PINMUX('D', 1, AF12)>, |
| 36 | <STM32_PINMUX('D', 8, AF12)>, |
| 37 | <STM32_PINMUX('D', 9, AF12)>, |
| 38 | <STM32_PINMUX('D',10, AF12)>, |
| 39 | <STM32_PINMUX('D',14, AF12)>, |
| 40 | <STM32_PINMUX('D',15, AF12)>, |
| 41 | |
| 42 | <STM32_PINMUX('E', 0, AF12)>, |
| 43 | <STM32_PINMUX('E', 1, AF12)>, |
| 44 | <STM32_PINMUX('E', 7, AF12)>, |
| 45 | <STM32_PINMUX('E', 8, AF12)>, |
| 46 | <STM32_PINMUX('E', 9, AF12)>, |
| 47 | <STM32_PINMUX('E',10, AF12)>, |
| 48 | <STM32_PINMUX('E',11, AF12)>, |
| 49 | <STM32_PINMUX('E',12, AF12)>, |
| 50 | <STM32_PINMUX('E',13, AF12)>, |
| 51 | <STM32_PINMUX('E',14, AF12)>, |
| 52 | <STM32_PINMUX('E',15, AF12)>, |
| 53 | |
| 54 | <STM32_PINMUX('F', 0, AF12)>, |
| 55 | <STM32_PINMUX('F', 1, AF12)>, |
| 56 | <STM32_PINMUX('F', 2, AF12)>, |
| 57 | <STM32_PINMUX('F', 3, AF12)>, |
| 58 | <STM32_PINMUX('F', 4, AF12)>, |
| 59 | <STM32_PINMUX('F', 5, AF12)>, |
| 60 | <STM32_PINMUX('F',11, AF12)>, |
| 61 | <STM32_PINMUX('F',12, AF12)>, |
| 62 | <STM32_PINMUX('F',13, AF12)>, |
| 63 | <STM32_PINMUX('F',14, AF12)>, |
| 64 | <STM32_PINMUX('F',15, AF12)>, |
| 65 | |
| 66 | <STM32_PINMUX('G', 0, AF12)>, |
| 67 | <STM32_PINMUX('G', 1, AF12)>, |
| 68 | <STM32_PINMUX('G', 2, AF12)>, |
| 69 | <STM32_PINMUX('G', 4, AF12)>, |
| 70 | <STM32_PINMUX('G', 5, AF12)>, |
| 71 | <STM32_PINMUX('G', 8, AF12)>, |
| 72 | <STM32_PINMUX('G',15, AF12)>, |
| 73 | |
| 74 | <STM32_PINMUX('H', 5, AF12)>, |
| 75 | <STM32_PINMUX('C', 2, AF12)>, |
| 76 | <STM32_PINMUX('C', 3, AF12)>; |
| 77 | |
| 78 | slew-rate = <3>; |
| 79 | }; |
| 80 | }; |
| 81 | }; |