This patch enables the DM support for the SPI driver and the SPI NOR flash chips. Some MVEBU boards boot from SPI NOR, so adding the aliases and enabling CONFIG_DM_SEQ_ALIAS is needed here.
Signed-off-by: Stefan Roese sr@denx.de Cc: Luka Perkov luka.perkov@sartura.hr Cc: Dirk Eibach dirk.eibach@gdsys.cc Cc: Simon Glass sjg@chromium.org --- arch/arm/Kconfig | 3 +++ arch/arm/dts/armada-388-gp.dts | 6 ++++++ arch/arm/dts/armada-38x.dtsi | 2 ++ arch/arm/dts/armada-xp-gp.dts | 6 ++++++ arch/arm/dts/armada-xp.dtsi | 1 + arch/arm/mach-mvebu/include/mach/config.h | 6 ++++-- arch/arm/mach-mvebu/include/mach/soc.h | 1 - include/configs/db-88f6820-gp.h | 2 +- 8 files changed, 23 insertions(+), 4 deletions(-)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ec725ac..2e20212 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -118,8 +118,11 @@ config ARCH_MVEBU select OF_SEPARATE select DM select DM_SERIAL + select DM_SPI + select DM_SPI_FLASH select SPL_DM select SPL_OF_CONTROL + select SPL_SIMPLE_BUS
config TARGET_DEVKIT3250 bool "Support devkit3250" diff --git a/arch/arm/dts/armada-388-gp.dts b/arch/arm/dts/armada-388-gp.dts index f576e93..f3bcbc6 100644 --- a/arch/arm/dts/armada-388-gp.dts +++ b/arch/arm/dts/armada-388-gp.dts @@ -51,6 +51,10 @@ stdout-path = "serial0:115200n8"; };
+ aliases { + spi0 = &spi0; + }; + memory { device_type = "memory"; reg = <0x00000000 0x80000000>; /* 2 GB */ @@ -65,8 +69,10 @@ pinctrl-names = "default"; pinctrl-0 = <&spi0_pins>; status = "okay"; + u-boot,dm-pre-reloc;
spi-flash@0 { + u-boot,dm-pre-reloc; #address-cells = <1>; #size-cells = <1>; compatible = "st,m25p128", "jedec,spi-nor"; diff --git a/arch/arm/dts/armada-38x.dtsi b/arch/arm/dts/armada-38x.dtsi index 04ecfe6..dc8a1a6 100644 --- a/arch/arm/dts/armada-38x.dtsi +++ b/arch/arm/dts/armada-38x.dtsi @@ -70,6 +70,7 @@
soc { compatible = "marvell,armada380-mbus", "simple-bus"; + u-boot,dm-pre-reloc; #address-cells = <2>; #size-cells = <1>; controller = <&mbusc>; @@ -134,6 +135,7 @@
internal-regs { compatible = "simple-bus"; + u-boot,dm-pre-reloc; #address-cells = <1>; #size-cells = <1>; ranges = <0 MBUS_ID(0xf0, 0x01) 0 0x100000>; diff --git a/arch/arm/dts/armada-xp-gp.dts b/arch/arm/dts/armada-xp-gp.dts index ca5f8bb..27799d1 100644 --- a/arch/arm/dts/armada-xp-gp.dts +++ b/arch/arm/dts/armada-xp-gp.dts @@ -68,6 +68,10 @@ stdout-path = "serial0:115200n8"; };
+ aliases { + spi0 = &spi0; + }; + memory { device_type = "memory"; /* @@ -224,8 +228,10 @@
spi0: spi@10600 { status = "okay"; + u-boot,dm-pre-reloc;
spi-flash@0 { + u-boot,dm-pre-reloc; #address-cells = <1>; #size-cells = <1>; compatible = "n25q128a13", "jedec,spi-nor"; diff --git a/arch/arm/dts/armada-xp.dtsi b/arch/arm/dts/armada-xp.dtsi index 3de9b76..3fac39e 100644 --- a/arch/arm/dts/armada-xp.dtsi +++ b/arch/arm/dts/armada-xp.dtsi @@ -63,6 +63,7 @@
soc { compatible = "marvell,armadaxp-mbus", "simple-bus"; + u-boot,dm-pre-reloc;
bootrom { compatible = "marvell,bootrom"; diff --git a/arch/arm/mach-mvebu/include/mach/config.h b/arch/arm/mach-mvebu/include/mach/config.h index f64a289..c282fcb 100644 --- a/arch/arm/mach-mvebu/include/mach/config.h +++ b/arch/arm/mach-mvebu/include/mach/config.h @@ -53,8 +53,7 @@ * SPI Flash configuration */ #ifdef CONFIG_CMD_SF -#define CONFIG_HARD_SPI 1 -#define CONFIG_KIRKWOOD_SPI 1 +#define CONFIG_KIRKWOOD_SPI #ifndef CONFIG_ENV_SPI_BUS # define CONFIG_ENV_SPI_BUS 0 #endif @@ -66,6 +65,9 @@ #endif #endif
+/* Needed for SPI NOR booting in SPL */ +#define CONFIG_DM_SEQ_ALIAS 1 + /* * Ethernet Driver configuration */ diff --git a/arch/arm/mach-mvebu/include/mach/soc.h b/arch/arm/mach-mvebu/include/mach/soc.h index aa0c048..ad5a22a 100644 --- a/arch/arm/mach-mvebu/include/mach/soc.h +++ b/arch/arm/mach-mvebu/include/mach/soc.h @@ -48,7 +48,6 @@ #define MVEBU_SDRAM_SCRATCH (MVEBU_REGISTER(0x01504)) #define MVEBU_L2_CACHE_BASE (MVEBU_REGISTER(0x08000)) #define CONFIG_SYS_PL310_BASE MVEBU_L2_CACHE_BASE -#define MVEBU_SPI_BASE (MVEBU_REGISTER(0x10600)) #define MVEBU_TWSI_BASE (MVEBU_REGISTER(0x11000)) #define MVEBU_MPP_BASE (MVEBU_REGISTER(0x18000)) #define MVEBU_GPIO0_BASE (MVEBU_REGISTER(0x18100)) diff --git a/include/configs/db-88f6820-gp.h b/include/configs/db-88f6820-gp.h index 9884777..dc48b5d 100644 --- a/include/configs/db-88f6820-gp.h +++ b/include/configs/db-88f6820-gp.h @@ -156,7 +156,7 @@ #define CONFIG_SPL_SPI_LOAD #define CONFIG_SPL_SPI_BUS 0 #define CONFIG_SPL_SPI_CS 0 -#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x24000 #define CONFIG_SYS_U_BOOT_OFFS CONFIG_SYS_SPI_U_BOOT_OFFS #endif