On Tue, Oct 20, 2015 at 8:46 PM, George McCollister <[email protected]> wrote: > Advantech SOM-6896 is a Broadwell U based COM Express Compact Module > Type 6. This patch adds support for it as a coreboot payload. > > On board SATA and SPI are functional. On board Ethernet isn't functional > but since it's optional and ties up a PCIe x4 that is otherwise brought > out, this isn't a concern at the moment. USB doesn't work since the > xHCI driver appears to be broken. > > Signed-off-by: George McCollister <[email protected]> > --- > Changes for V2: > Changed pci's compatible string to "pci-x86" > Changed I/O from base of 0x1000 to base of 0x1900 > Changed spi-flash memory-map > Changes for V3: > Renamed som-6896.dts to broadwell_som-6896.dts > Changes for V4: > Changed PCI I/O start from 0x1900 to 0x2000 (actually did it this time) > Removed whitespace before my name at the top of som-6896.h > > arch/x86/dts/Makefile | 3 ++- > arch/x86/dts/broadwell_som-6896.dts | 43 > +++++++++++++++++++++++++++++++++++++ > include/configs/som-6896.h | 38 ++++++++++++++++++++++++++++++++ > 3 files changed, 83 insertions(+), 1 deletion(-) > create mode 100644 arch/x86/dts/broadwell_som-6896.dts > create mode 100644 include/configs/som-6896.h > > diff --git a/arch/x86/dts/Makefile b/arch/x86/dts/Makefile > index 71595c7..83a2b8c 100644 > --- a/arch/x86/dts/Makefile > +++ b/arch/x86/dts/Makefile > @@ -6,7 +6,8 @@ dtb-y += bayleybay.dtb \ > galileo.dtb \ > minnowmax.dtb \ > qemu-x86_i440fx.dtb \ > - qemu-x86_q35.dtb > + qemu-x86_q35.dtb \ > + broadwell_som-6896.dtb > > targets += $(dtb-y) > > diff --git a/arch/x86/dts/broadwell_som-6896.dts > b/arch/x86/dts/broadwell_som-6896.dts > new file mode 100644 > index 0000000..a6b5d0f > --- /dev/null > +++ b/arch/x86/dts/broadwell_som-6896.dts > @@ -0,0 +1,43 @@ > +/dts-v1/; > + > +/include/ "skeleton.dtsi" > +/include/ "serial.dtsi" > +/include/ "rtc.dtsi" > + > +/ { > + model = "Advantech SOM-6896"; > + compatible = "advantech,som-6896", "intel,broadwell"; > + > + aliases { > + spi0 = "/spi"; > + }; > + > + config { > + silent_console = <0>; > + }; > + > + chosen { > + stdout-path = "/serial"; > + }; > + > + pci { > + compatible = "pci-x86"; > + #address-cells = <3>; > + #size-cells = <2>; > + u-boot,dm-pre-reloc; > + ranges = <0x02000000 0x0 0xe0000000 0xe0000000 0 0x10000000 > + 0x42000000 0x0 0xd0000000 0xd0000000 0 0x10000000 > + 0x01000000 0x0 0x2000 0x2000 0 0xe000>; > + }; > + > + spi { > + #address-cells = <1>; > + #size-cells = <0>; > + compatible = "intel,ich-spi"; > + spi-flash@0 { > + reg = <0>; > + compatible = "winbond,w25q128", "spi-flash"; > + memory-map = <0xff000000 0x01000000>; > + }; > + }; > +}; > diff --git a/include/configs/som-6896.h b/include/configs/som-6896.h > new file mode 100644 > index 0000000..300e9df > --- /dev/null > +++ b/include/configs/som-6896.h > @@ -0,0 +1,38 @@ > +/* > + * Configuration settings for the SOM-6896 > + * > + * Copyright (C) 2015 NovaTech LLC > + * George McCollister <[email protected]> > + * > + * SPDX-License-Identifier: GPL-2.0+ > + */ > + > +#ifndef __CONFIG_H > +#define __CONFIG_H > + > +#include <configs/x86-common.h> > + > +#define CONFIG_SYS_MONITOR_LEN (1 << 20) > + > +#define CONFIG_BOARD_EARLY_INIT_F > +#define CONFIG_MISC_INIT_R > + > +#define CONFIG_SCSI_DEV_LIST \ > + {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_WILDCATPOINT_AHCI} > + > +#define CONFIG_SYS_EARLY_PCI_INIT > +#define CONFIG_PCI_PNP > + > +#define VIDEO_IO_OFFSET 0 > +#define CONFIG_X86EMU_RAW_IO > + > +#define CONFIG_ARCH_EARLY_INIT_R > + > +#define CONFIG_STD_DEVICES_SETTINGS "stdin=serial,vga,usbkbd\0" \ > + "stdout=serial,vga\0" \ > + "stderr=serial,vga\0" > + > +#define CONFIG_ENV_SECT_SIZE 0x1000 > +#define CONFIG_ENV_OFFSET 0x00ff0000 > + > +#endif /* __CONFIG_H */ > --
Reviewed-by: Bin Meng <[email protected]> _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
