diff options
Diffstat (limited to 'arch/arm/dts/stm32h7-u-boot.dtsi')
| -rw-r--r-- | arch/arm/dts/stm32h7-u-boot.dtsi | 197 |
1 files changed, 181 insertions, 16 deletions
diff --git a/arch/arm/dts/stm32h7-u-boot.dtsi b/arch/arm/dts/stm32h7-u-boot.dtsi index 2525035da1..99fa0e673a 100644 --- a/arch/arm/dts/stm32h7-u-boot.dtsi +++ b/arch/arm/dts/stm32h7-u-boot.dtsi @@ -1,13 +1,77 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include <dt-bindings/memory/stm32-sdram.h> + /{ clocks { u-boot,dm-pre-reloc; }; + aliases { + gpio0 = &gpioa; + gpio1 = &gpiob; + gpio2 = &gpioc; + gpio3 = &gpiod; + gpio4 = &gpioe; + gpio5 = &gpiof; + gpio6 = &gpiog; + gpio7 = &gpioh; + gpio8 = &gpioi; + gpio9 = &gpioj; + gpio10 = &gpiok; + mmc0 = &sdmmc1; + }; + soc { u-boot,dm-pre-reloc; pin-controller { u-boot,dm-pre-reloc; }; + + fmc: fmc@52004000 { + compatible = "st,stm32h7-fmc"; + reg = <0x52004000 0x1000>; + clocks = <&rcc FMC_CK>; + + pinctrl-0 = <&fmc_pins>; + pinctrl-names = "default"; + status = "okay"; + + /* + * Memory configuration from sdram datasheet IS42S32800G-6BLI + * firsct bank is bank@0 + * second bank is bank@1 + */ + bank1: bank@1 { + st,sdram-control = /bits/ 8 <NO_COL_9 + NO_ROW_12 + MWIDTH_32 + BANKS_4 + CAS_2 + SDCLK_3 + RD_BURST_EN + RD_PIPE_DL_0>; + st,sdram-timing = /bits/ 8 <TMRD_1 + TXSR_1 + TRAS_1 + TRC_6 + TRP_2 + TWR_1 + TRCD_1>; + st,sdram-refcount = <1539>; + }; + }; + + sdmmc1: sdmmc@52007000 { + compatible = "st,stm32-sdmmc2"; + reg = <0x52007000 0x1000>; + interrupts = <49>; + clocks = <&rcc SDMMC1_CK>; + resets = <&rcc STM32H7_AHB3_RESET(SDMMC1)>; + st,idma = <1>; + cap-sd-highspeed; + cap-mmc-highspeed; + }; }; }; @@ -15,74 +79,175 @@ u-boot,dm-pre-reloc; }; -&clk_lse { - u-boot,dm-pre-reloc; -}; - &clk_i2s { u-boot,dm-pre-reloc; }; -&pwrcfg { +&clk_lse { u-boot,dm-pre-reloc; }; -&rcc { - u-boot,dm-pre-reloc; -}; &fmc { u-boot,dm-pre-reloc; }; -&clk_hsi { - u-boot,dm-pre-reloc; -}; - -&clk_csi { - u-boot,dm-pre-reloc; -}; - &gpioa { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpiob { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpioc { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpiod { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpioe { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpiof { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpiog { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpioh { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpioi { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpioj { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; }; &gpiok { u-boot,dm-pre-reloc; + compatible = "st,stm32-gpio"; +}; + +&pinctrl { + fmc_pins: fmc@0 { + pins { + pinmux = <STM32_PINMUX('D', 0, AF12)>, + <STM32_PINMUX('D', 1, AF12)>, + <STM32_PINMUX('D', 8, AF12)>, + <STM32_PINMUX('D', 9, AF12)>, + <STM32_PINMUX('D',10, AF12)>, + <STM32_PINMUX('D',14, AF12)>, + <STM32_PINMUX('D',15, AF12)>, + + <STM32_PINMUX('E', 0, AF12)>, + <STM32_PINMUX('E', 1, AF12)>, + <STM32_PINMUX('E', 7, AF12)>, + <STM32_PINMUX('E', 8, AF12)>, + <STM32_PINMUX('E', 9, AF12)>, + <STM32_PINMUX('E',10, AF12)>, + <STM32_PINMUX('E',11, AF12)>, + <STM32_PINMUX('E',12, AF12)>, + <STM32_PINMUX('E',13, AF12)>, + <STM32_PINMUX('E',14, AF12)>, + <STM32_PINMUX('E',15, AF12)>, + + <STM32_PINMUX('F', 0, AF12)>, + <STM32_PINMUX('F', 1, AF12)>, + <STM32_PINMUX('F', 2, AF12)>, + <STM32_PINMUX('F', 3, AF12)>, + <STM32_PINMUX('F', 4, AF12)>, + <STM32_PINMUX('F', 5, AF12)>, + <STM32_PINMUX('F',11, AF12)>, + <STM32_PINMUX('F',12, AF12)>, + <STM32_PINMUX('F',13, AF12)>, + <STM32_PINMUX('F',14, AF12)>, + <STM32_PINMUX('F',15, AF12)>, + + <STM32_PINMUX('G', 0, AF12)>, + <STM32_PINMUX('G', 1, AF12)>, + <STM32_PINMUX('G', 2, AF12)>, + <STM32_PINMUX('G', 4, AF12)>, + <STM32_PINMUX('G', 5, AF12)>, + <STM32_PINMUX('G', 8, AF12)>, + <STM32_PINMUX('G',15, AF12)>, + + <STM32_PINMUX('H', 5, AF12)>, + <STM32_PINMUX('H', 6, AF12)>, + <STM32_PINMUX('H', 7, AF12)>, + <STM32_PINMUX('H', 8, AF12)>, + <STM32_PINMUX('H', 9, AF12)>, + <STM32_PINMUX('H',10, AF12)>, + <STM32_PINMUX('H',11, AF12)>, + <STM32_PINMUX('H',12, AF12)>, + <STM32_PINMUX('H',13, AF12)>, + <STM32_PINMUX('H',14, AF12)>, + <STM32_PINMUX('H',15, AF12)>, + + <STM32_PINMUX('I', 0, AF12)>, + <STM32_PINMUX('I', 1, AF12)>, + <STM32_PINMUX('I', 2, AF12)>, + <STM32_PINMUX('I', 3, AF12)>, + <STM32_PINMUX('I', 4, AF12)>, + <STM32_PINMUX('I', 5, AF12)>, + <STM32_PINMUX('I', 6, AF12)>, + <STM32_PINMUX('I', 7, AF12)>, + <STM32_PINMUX('I', 9, AF12)>, + <STM32_PINMUX('I',10, AF12)>; + + slew-rate = <3>; + }; + }; + + pinctrl_sdmmc1_level_shifter: sdmmc0_ls@0 { + pins { + pinmux = <STM32_PINMUX('B', 8, AF7)>, + <STM32_PINMUX('B', 9, AF7)>, + <STM32_PINMUX('C', 6, AF8)>, + <STM32_PINMUX('C', 7, AF8)>; + drive-push-pull; + slew-rate = <3>; + }; + }; + + sdmmc1_pins: sdmmc@0 { + pins { + pinmux = <STM32_PINMUX('C', 8, AF12)>, + <STM32_PINMUX('C', 9, AF12)>, + <STM32_PINMUX('C',10, AF12)>, + <STM32_PINMUX('C',11, AF12)>, + <STM32_PINMUX('C',12, AF12)>, + <STM32_PINMUX('D', 2, AF12)>; + + slew-rate = <3>; + drive-push-pull; + bias-disable; + }; + }; +}; + +&pwrcfg { + u-boot,dm-pre-reloc; +}; + +&rcc { + u-boot,dm-pre-reloc; }; |