diff options
| author | Manuel Lauss <manuel.lauss@gmail.com> | 2014-02-20 08:59:23 -0500 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-03-26 18:09:21 -0400 |
| commit | 88e9a93c9d53ddcf633aa07f14245da7f30408c2 (patch) | |
| tree | 743667e5317873f87f82a430c71de90cd106b34a /arch/mips/alchemy/Kconfig | |
| parent | 8005711c8d80e452748e9572bead54493818f042 (diff) | |
MIPS: Alchemy: Determine cohereny at runtime based on cpu type
All Alchemy chips have coherent DMA, but for example the USB or AC97
peripherals on the Au1000/1500/1100 are not.
This patch uses DMA_MAYBE_COHERENT on Alchemy and sets coherentio based
on CPU type.
Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com>
Cc: Linux-MIPS <linux-mips@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/6576/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/alchemy/Kconfig')
| -rw-r--r-- | arch/mips/alchemy/Kconfig | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/mips/alchemy/Kconfig b/arch/mips/alchemy/Kconfig index 7032ac7ecd1b..41386723f9fa 100644 --- a/arch/mips/alchemy/Kconfig +++ b/arch/mips/alchemy/Kconfig | |||
| @@ -20,7 +20,6 @@ choice | |||
| 20 | 20 | ||
| 21 | config MIPS_MTX1 | 21 | config MIPS_MTX1 |
| 22 | bool "4G Systems MTX-1 board" | 22 | bool "4G Systems MTX-1 board" |
| 23 | select DMA_NONCOHERENT | ||
| 24 | select HW_HAS_PCI | 23 | select HW_HAS_PCI |
| 25 | select ALCHEMY_GPIOINT_AU1000 | 24 | select ALCHEMY_GPIOINT_AU1000 |
| 26 | select SYS_SUPPORTS_LITTLE_ENDIAN | 25 | select SYS_SUPPORTS_LITTLE_ENDIAN |
| @@ -29,7 +28,6 @@ config MIPS_MTX1 | |||
| 29 | config MIPS_DB1000 | 28 | config MIPS_DB1000 |
| 30 | bool "Alchemy DB1000/DB1500/DB1100 PB1500/1100 boards" | 29 | bool "Alchemy DB1000/DB1500/DB1100 PB1500/1100 boards" |
| 31 | select ALCHEMY_GPIOINT_AU1000 | 30 | select ALCHEMY_GPIOINT_AU1000 |
| 32 | select DMA_NONCOHERENT | ||
| 33 | select HW_HAS_PCI | 31 | select HW_HAS_PCI |
| 34 | select SYS_SUPPORTS_BIG_ENDIAN | 32 | select SYS_SUPPORTS_BIG_ENDIAN |
| 35 | select SYS_SUPPORTS_LITTLE_ENDIAN | 33 | select SYS_SUPPORTS_LITTLE_ENDIAN |
| @@ -39,13 +37,11 @@ config MIPS_DB1235 | |||
| 39 | bool "Alchemy DB1200/PB1200/DB1300/DB1550/PB1550 boards" | 37 | bool "Alchemy DB1200/PB1200/DB1300/DB1550/PB1550 boards" |
| 40 | select ARCH_REQUIRE_GPIOLIB | 38 | select ARCH_REQUIRE_GPIOLIB |
| 41 | select HW_HAS_PCI | 39 | select HW_HAS_PCI |
| 42 | select DMA_COHERENT | ||
| 43 | select SYS_SUPPORTS_LITTLE_ENDIAN | 40 | select SYS_SUPPORTS_LITTLE_ENDIAN |
| 44 | select SYS_HAS_EARLY_PRINTK | 41 | select SYS_HAS_EARLY_PRINTK |
| 45 | 42 | ||
| 46 | config MIPS_XXS1500 | 43 | config MIPS_XXS1500 |
| 47 | bool "MyCable XXS1500 board" | 44 | bool "MyCable XXS1500 board" |
| 48 | select DMA_NONCOHERENT | ||
| 49 | select ALCHEMY_GPIOINT_AU1000 | 45 | select ALCHEMY_GPIOINT_AU1000 |
| 50 | select SYS_SUPPORTS_LITTLE_ENDIAN | 46 | select SYS_SUPPORTS_LITTLE_ENDIAN |
| 51 | select SYS_HAS_EARLY_PRINTK | 47 | select SYS_HAS_EARLY_PRINTK |
| @@ -54,7 +50,6 @@ config MIPS_GPR | |||
| 54 | bool "Trapeze ITS GPR board" | 50 | bool "Trapeze ITS GPR board" |
| 55 | select ALCHEMY_GPIOINT_AU1000 | 51 | select ALCHEMY_GPIOINT_AU1000 |
| 56 | select HW_HAS_PCI | 52 | select HW_HAS_PCI |
| 57 | select DMA_NONCOHERENT | ||
| 58 | select SYS_SUPPORTS_LITTLE_ENDIAN | 53 | select SYS_SUPPORTS_LITTLE_ENDIAN |
| 59 | select SYS_HAS_EARLY_PRINTK | 54 | select SYS_HAS_EARLY_PRINTK |
| 60 | 55 | ||