[PATCH 06/12] arm: dts: stm32: Add partitions in flash0 and nand node for stm32mp15xx-ev1

Patrice CHOTARD patrice.chotard at foss.st.com
Tue Jun 13 08:23:44 CEST 2023



On 6/8/23 17:16, Patrick Delaunay wrote:
> From: Patrice Chotard <patrice.chotard at foss.st.com>
> 
> Add partitions subnode in flash0 and nand nodes for all stm32mp157xx-ev1
> boards. Update only the file stm32mp157c-ev1-*u-boot.dtsi, included by
> other files  stm32mp15*-ev1-*-u-boot.dtsi.
> 
> For SCMI variant of device tree used with stm32mp15_defconfig
> add partitions needed by TF-A firmware update:
> - metadata to save the TF-A information: 2 copy
> - fip-a / fip-b: two FIP slots, used for system A/B (seamless) update
> - the previous "fsbl" partition with 2 copy of TFA is replaced
>   by 2 partitions (only one copy in each MTD partition) to simplify
>   the update: no need to managed this copy on update, need to update the
>   two partition (skip bad block for NAND)
> The offset for ENV partition are also updated in stm32mp15_defconfig
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
> Signed-off-by: Patrice Chotard <patrice.chotard at foss.st.com>
> ---
> 
>  arch/arm/dts/stm32mp157c-ev1-scmi-u-boot.dtsi | 85 ++++++++++++++++
>  arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi      | 98 ++++++++++++++++++-
>  configs/stm32mp15_defconfig                   |  4 +-
>  3 files changed, 184 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/dts/stm32mp157c-ev1-scmi-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ev1-scmi-u-boot.dtsi
> index eef717946b5f..9768db8de9c9 100644
> --- a/arch/arm/dts/stm32mp157c-ev1-scmi-u-boot.dtsi
> +++ b/arch/arm/dts/stm32mp157c-ev1-scmi-u-boot.dtsi
> @@ -23,6 +23,91 @@
>  
>  &flash0 {
>  	bootph-pre-ram;
> +	partitions {
> +		compatible = "fixed-partitions";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		partition at 0 {
> +			label = "fsbl1";
> +			reg = <0x00000000 0x00040000>;
> +		};
> +		partition at 40000 {
> +			label = "fsbl2";
> +			reg = <0x00040000 0x00040000>;
> +		};
> +		partition at 80000 {
> +			label = "metadata1";
> +			reg = <0x00080000 0x00040000>;
> +		};
> +		partition at c0000 {
> +			label = "metadata2";
> +			reg = <0x000c0000 0x00040000>;
> +		};
> +		partition at 100000 {
> +			label = "fip-a";
> +			reg = <0x00100000 0x00400000>;
> +		};
> +		partition at 500000 {
> +			label = "fip-b";
> +			reg = <0x00500000 0x00400000>;
> +		};
> +		partition at 900000 {
> +			label = "u-boot-env";
> +			reg = <0x00900000 0x00080000>;
> +		};
> +		partition at 980000 {
> +			label = "nor-user";
> +			reg = <0x00980000 0x03680000>;
> +		};
> +	};
> +};
> +
> +&fmc {
> +	nand-controller at 4,0 {
> +		nand at 0 {
> +			partitions {
> +				compatible = "fixed-partitions";
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				partition at 0 {
> +					label = "fsbl1";
> +					reg = <0x00000000 0x00080000>;
> +				};
> +				partition at 80000 {
> +					label = "fsbl2";
> +					reg = <0x00080000 0x00080000>;
> +				};
> +				partition at 100000 {
> +					label = "metadata1";
> +					reg = <0x00100000 0x00080000>;
> +				};
> +				partition at 180000 {
> +					label = "metadata2";
> +					reg = <0x00180000 0x00080000>;
> +				};
> +				partition at 200000 {
> +					label = "fip-a1";
> +					reg = <0x00200000 0x00400000>;
> +				};
> +				partition at 600000 {
> +					label = "fip-a2";
> +					reg = <0x00600000 0x00400000>;
> +				};
> +				partition at a00000 {
> +					label = "fip-b1";
> +					reg = <0x00a00000 0x00400000>;
> +				};
> +				partition at e00000 {
> +					label = "fip-b2";
> +					reg = <0x00e00000 0x00400000>;
> +				};
> +				partition at 1200000 {
> +					label = "UBI";
> +					reg = <0x01200000 0x3ee00000>;
> +				};
> +			};
> +		};
> +	};
>  };
>  
>  &qspi {
> diff --git a/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi
> index cb32c30431c2..1f7fdbce5304 100644
> --- a/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi
> +++ b/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi
> @@ -23,6 +23,103 @@
>  
>  &flash0 {
>  	bootph-pre-ram;
> +	partitions {
> +		compatible = "fixed-partitions";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +
> +#if defined(CONFIG_STM32MP15x_STM32IMAGE) || defined(CONFIG_SPL)
> +		partition at 0 {
> +			label = "fsbl1";
> +			reg = <0x00000000 0x00040000>;
> +		};
> +		partition at 80000 {
> +			label = "fsbl2";
> +			reg = <0x00040000 0x00040000>;
> +		};
> +		partition at 100000 {
> +			label = "ssbl";
> +			reg = <0x00080000 0x00200000>;
> +		};
> +		partition at 280000  {
> +			label = "u-boot-env";
> +			reg = <0x00280000 0x00080000>;
> +		};
> +		partition at 300000 {
> +			label = "nor-user";
> +			reg = <0x00300000 0x03d00000>;
> +		};
> +#else
> +		partition at 0 {
> +			label = "fsbl1";
> +			reg = <0x00000000 0x00040000>;
> +		};
> +		partition at 40000 {
> +			label = "fsbl2";
> +			reg = <0x00040000 0x00040000>;
> +		};
> +		partition at 100000 {
> +			label = "fip";
> +			reg = <0x00080000 0x00400000>;
> +		};
> +		partition at 480000 {
> +			label = "u-boot-env";
> +			reg = <0x00480000 0x00080000>;
> +		};
> +		partition at 500000 {
> +			label = "nor-user";
> +			reg = <0x00500000 0x03b00000>;
> +		};
> +#endif
> +	};
> +};
> +
> +&fmc {
> +	nand-controller at 4,0 {
> +		nand at 0 {
> +			partitions {
> +				compatible = "fixed-partitions";
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +
> +#if defined(CONFIG_STM32MP15x_STM32IMAGE) || defined(CONFIG_SPL)
> +				partition at 0 {
> +					label = "fsbl";
> +					reg = <0x00000000 0x00200000>;
> +				};
> +				partition at 200000 {
> +					label = "ssbl1";
> +					reg = <0x00200000 0x00200000>;
> +				};
> +				partition at 400000 {
> +					label = "ssbl2";
> +					reg = <0x00400000 0x00200000>;
> +				};
> +				partition at 600000 {
> +					label = "UBI";
> +					reg = <0x00600000 0x3fa00000>;
> +				};
> +#else
> +				partition at 0 {
> +					label = "fsbl";
> +					reg = <0x00000000 0x00200000>;
> +				};
> +				partition at 200000 {
> +					label = "fip1";
> +					reg = <0x00200000 0x00400000>;
> +				};
> +				partition at 600000 {
> +					label = "fip2";
> +					reg = <0x00600000 0x00400000>;
> +				};
> +				partition at 1200000 {
> +					label = "UBI";
> +					reg = <0x00a00000 0x3f600000>;
> +				};
> +#endif
> +			};
> +		};
> +	};
>  };
>  
>  &qspi {
> @@ -55,4 +152,3 @@
>  		bootph-pre-ram;
>  	};
>  };
> -
> diff --git a/configs/stm32mp15_defconfig b/configs/stm32mp15_defconfig
> index 2669aae0f2f4..bad5c32ef808 100644
> --- a/configs/stm32mp15_defconfig
> +++ b/configs/stm32mp15_defconfig
> @@ -3,7 +3,7 @@ CONFIG_ARCH_STM32MP=y
>  CONFIG_TFABOOT=y
>  CONFIG_SYS_MALLOC_F_LEN=0x80000
>  CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xc0100000
> -CONFIG_ENV_OFFSET=0x480000
> +CONFIG_ENV_OFFSET=0x900000
>  CONFIG_ENV_SECT_SIZE=0x40000
>  CONFIG_DEFAULT_DEVICE_TREE="stm32mp157c-ev1"
>  CONFIG_SYS_PROMPT="STM32MP> "
> @@ -11,7 +11,7 @@ CONFIG_DDR_CACHEABLE_SIZE=0x10000000
>  CONFIG_CMD_STM32KEY=y
>  CONFIG_TYPEC_STUSB160X=y
>  CONFIG_TARGET_ST_STM32MP15x=y
> -CONFIG_ENV_OFFSET_REDUND=0x4C0000
> +CONFIG_ENV_OFFSET_REDUND=0x940000
>  CONFIG_CMD_STM32PROG=y
>  # CONFIG_ARMV7_NONSEC is not set
>  CONFIG_SYS_LOAD_ADDR=0xc2000000
Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice


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