Le 03/12/2014 21:44, Boris Brezillon a écrit : > The EBI (External Bus Interface) is used to access external peripherals > (NOR, SRAM, NAND, and other specific devices like ethernet controllers). > Each device is assigned a CS line and an address range and can have its > own configuration (timings, access mode, bus width, ...). > This driver provides a generic DT binding to configure a device according > to its requirements. > For specific device controllers (like the NAND one) the SMC timings > should be configured by the controller driver through the matrix and > smc syscon regmaps. > > The first 4 patches introduce 2 syscon devices needed to configure the > EBI bus, patch 5 and 6 adds support for the EBI bus, and the remaining > patches declares the EBI related nodes in sama5d3 dts[i] files. > > Changes since v4: > - fix inconsistencies in SMC and MATRIX registers definition > - add missing compatible strings for at91sam9rl SoC > - fix DT bindings documentation > - replace "atmel,generic-dev" property by "atmel,specialized-logic" > > Changes since v3: > - added AT91_MATRIX_USBPUCR_PUON definition > - removed useless macros (those directly returning SoC specific register > offsets) > - use syscon_regmap_lookup_by_phandle instead of of_parse_phandle + > syscon_node_to_regmap > - drop AT91_EBICSA_REGFIELD and AT91_MULTI_EBICSA_REGFIELD macros > > Changes since v2: > - minor fixes int DT bindings doc > - fix SMC macros > - make use of SMC macros defined in include/linux/mfd/syscon/atmel-smc.h > > Changes since v1: > - almost everything :-) > > Boris Brezillon (11): > mfd: syscon: Add atmel-matrix registers definition > mfd: syscon: Add Atmel Matrix bus DT binding documentation > mfd: syscon: Add atmel-smc registers definition > mfd: syscon: Add Atmel SMC binding doc > memory: add Atmel EBI (External Bus Interface) driver > memory: atmel-ebi: add DT bindings documentation > ARM: at91: select ATMEL_EBI when compiling a kernel for at91sam9 or > sama5d3 > ARM: at91/dt: add HSMC (Static Memory Controller) node in sama5d3 dtsi > ARM: at91/dt: add matrix node in sama5d3 dtsi > ARM: at91/dt: add EBI (External Bus Interface) node in sama5d3 dtsi > ARM: at91/dt: add NOR definition in sama5d3xcm dtsi The whole series seems okay. If you reorder the content of the patches as noted, you can add my: Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx> Thanks bye. > .../bindings/memory-controllers/atmel-ebi.txt | 155 ++++++ > .../devicetree/bindings/mfd/atmel-matrix.txt | 24 + > .../devicetree/bindings/mfd/atmel-smc.txt | 19 + > arch/arm/boot/dts/sama5d3.dtsi | 93 ++++ > arch/arm/boot/dts/sama5d3xcm.dtsi | 33 ++ > arch/arm/mach-at91/Kconfig | 2 + > drivers/memory/Kconfig | 11 + > drivers/memory/Makefile | 1 + > drivers/memory/atmel-ebi.c | 579 +++++++++++++++++++++ > include/linux/mfd/syscon/atmel-matrix.h | 117 +++++ > include/linux/mfd/syscon/atmel-smc.h | 173 ++++++ > 11 files changed, 1207 insertions(+) > create mode 100644 Documentation/devicetree/bindings/memory-controllers/atmel-ebi.txt > create mode 100644 Documentation/devicetree/bindings/mfd/atmel-matrix.txt > create mode 100644 Documentation/devicetree/bindings/mfd/atmel-smc.txt > create mode 100644 drivers/memory/atmel-ebi.c > create mode 100644 include/linux/mfd/syscon/atmel-matrix.h > create mode 100644 include/linux/mfd/syscon/atmel-smc.h > -- Nicolas Ferre -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
