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path: root/src/cpu/allwinner/a10/Makefile.inc
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2014-12-02arm/allwinner/a10: use new arm bootblock infrastructureAlexander Couzens
commit 8b685398 (ARM: Overhaul the ARM Makefile.) changes config flags for cpu and mainboard bootblock initialization. Tested on a20/cubieboard2. Change-Id: I753aa60ff66de9a3352a3a0759e4d0be9d8ae1c7 Signed-off-by: Alexander Couzens <lynxis@fe80.eu> Reviewed-on: http://review.coreboot.org/7187 Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@google.com> Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
2014-04-09uart: Redefine Kconfig optionsKyösti Mälkki
Option DRIVERS_UART builds with support for UART hardware. Option CONSOLE_SERIAL enables the console output for UART. Those x86 boards that do not have serial port on SuperIO should select NO_UART_ON_SUPERIO to disable 8250 UART for the default configuration. Removes: CONSOLE_SERIAL_UART HAVE_UART_IO_MAPPED HAVE_UART_MEMORY_MAPPED Renames: CONSOLE_SERIAL8250 -> DRIVERS_UART_8250IO CONSOLE_SERIAL8250MEM -> DRIVERS_UART_8250MEM Change-Id: Id3afa05f85c0d6849746886db8b6c2ed6c846b61 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/5311 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
2014-02-13cpu/allwinner/a10: Add minimal ramstage driverAlexandru Gagniuc
Change-Id: I857755976b17b0e492c086162f395a77933eeed8 Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4698 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
2014-01-13cpu/allwinner/a10: Provide utility to make a bootable imageAlexandru Gagniuc
Up until now, we relied on mksunxiboot to prepend the header which makes coreboot.rom bootable on Allwinner SoCs. If that tool was not present, the build silently failed. Integrate this tool into our util/ package, so that we do not have to rely on mksunxiboot being in PATH. Our version of mksunxiboot also eliminates some limitations of the original tool, so we no longer have to use 'dd' to limit the file size. Change-Id: Id5a4b1e2a3cb00cd1d6c70e6cbc3cfd8587e8a24 Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4656 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
2014-01-13cpu/allwinner/a10: Clean up include order in Makefile.incAlexandru Gagniuc
Alphabetize the sources for each stage (bootblock, rom, ram), and include twi.c in both romstage and ramstage. Change-Id: I5526f5a66f6600560005731a3ee536eb858f4ff0 Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4639 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
2014-01-09cubieboard: Initialize memory in bootblockAlexandru Gagniuc
Even though the Allwinner A10 is limited to a 24KiB bootblock, the memory initialization takes only about 3KiB and leaves enough room for an MMC or NAND driver, so init the memory early on. The advantage is that we can eliminate complicated logistics of where to cache CBFS and where to load the ramstage in SRAM. Change-Id: Id549552ed509434e831db60deaef28e04d62417f Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4630 Tested-by: build bot (Jenkins) Reviewed-by: David Hendricks <dhendrix@chromium.org>
2014-01-09cpu/allwinner/a10: Add functions for driving GPIO pinsAlexandru Gagniuc
Change-Id: I9473a6e574c3af02d154a7e30245f0dc0b238300 Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4599 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: David Hendricks <dhendrix@chromium.org>
2014-01-08cpu/allwinner/a10: Add basic TWI (I²C) driverAlexandru Gagniuc
Change-Id: I11b10301199e5ff1a45d9b7d2958cc7b6667a29c Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4588 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2014-01-08cpu/allwinner/a10: Refactor API for gating clocks to peripheralsAlexandru Gagniuc
Rather than having to track which bit in which register should be cleared or set to gate or ungate the clock to a certain peripheral, provide a simplified enum which encodes the register and bit. This change comes with a function which decodes the enum and gates/ungates the clock. This also removes the register-dependent bitmasks for APB0 and APB1 gating registers. Change-Id: Ib3ca16e54eb37eadc3ceb88f4ccc497829ac34bc Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4571 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2014-01-08cpu/allwinner/a10: Clarify the usage of SRAM during bootblockAlexandru Gagniuc
We have 32KiB of usable SRAM right when we boot. The first 24KiB can be loaded with our bootblock, while the other 8KiB can be used as stack during the bootblock stage. Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Change-Id: I48d3a37869031c3c1dbc1fab71204d473d64deeb Reviewed-on: http://review.coreboot.org/4563 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2014-01-08cpu: Add initial support for Allwinner A10 SoCAlexandru Gagniuc
Add minimal support needed to get a bootblock capable of initialising a serial console. Change-Id: I50dd85544549baf9c5ea0aa3b4296972136c02a4 Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-on: http://review.coreboot.org/4549 Tested-by: build bot (Jenkins) Reviewed-by: David Hendricks <dhendrix@chromium.org> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>