diff options
author | Rob Herring <rob.herring@calxeda.com> | 2012-02-10 21:22:00 -0600 |
---|---|---|
committer | Rob Herring <rob.herring@calxeda.com> | 2012-03-06 21:34:41 -0600 |
commit | 6c38e25b6b9c64c8b2fc02c70095e70d97a3ace6 (patch) | |
tree | b2224c9d9eceb6a9f709571d3d954767326988fb /arch/arm | |
parent | 8a52dd4f94abe147bbd4080664817a389c8b6818 (diff) | |
download | linux-6c38e25b6b9c64c8b2fc02c70095e70d97a3ace6.tar.gz linux-6c38e25b6b9c64c8b2fc02c70095e70d97a3ace6.tar.bz2 linux-6c38e25b6b9c64c8b2fc02c70095e70d97a3ace6.zip |
ARM: tegra: clean-up mach/io.h
Move tegra specific mach/io.h parts into iomap.h.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Cc: Colin Cross <ccross@android.com>
Cc: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-tegra/include/mach/debug-macro.S | 1 | ||||
-rw-r--r-- | arch/arm/mach-tegra/include/mach/io.h | 48 | ||||
-rw-r--r-- | arch/arm/mach-tegra/include/mach/iomap.h | 48 | ||||
-rw-r--r-- | arch/arm/mach-tegra/io.c | 1 |
4 files changed, 49 insertions, 49 deletions
diff --git a/arch/arm/mach-tegra/include/mach/debug-macro.S b/arch/arm/mach-tegra/include/mach/debug-macro.S index 619abc63aee8..e28ce1675146 100644 --- a/arch/arm/mach-tegra/include/mach/debug-macro.S +++ b/arch/arm/mach-tegra/include/mach/debug-macro.S @@ -18,7 +18,6 @@ * */ -#include <mach/io.h> #include <mach/iomap.h> .macro addruart, rp, rv, tmp diff --git a/arch/arm/mach-tegra/include/mach/io.h b/arch/arm/mach-tegra/include/mach/io.h index f15defffb5d2..47b4b6119116 100644 --- a/arch/arm/mach-tegra/include/mach/io.h +++ b/arch/arm/mach-tegra/include/mach/io.h @@ -23,56 +23,8 @@ #define IO_SPACE_LIMIT 0xffff -/* On TEGRA, many peripherals are very closely packed in - * two 256MB io windows (that actually only use about 64KB - * at the start of each). - * - * We will just map the first 1MB of each window (to minimize - * pt entries needed) and provide a macro to transform physical - * io addresses to an appropriate void __iomem *. - * - */ - -#ifdef __ASSEMBLY__ -#define IOMEM(x) (x) -#else -#define IOMEM(x) ((void __force __iomem *)(x)) -#endif - -#define IO_IRAM_PHYS 0x40000000 -#define IO_IRAM_VIRT IOMEM(0xFE400000) -#define IO_IRAM_SIZE SZ_256K - -#define IO_CPU_PHYS 0x50040000 -#define IO_CPU_VIRT IOMEM(0xFE000000) -#define IO_CPU_SIZE SZ_16K - -#define IO_PPSB_PHYS 0x60000000 -#define IO_PPSB_VIRT IOMEM(0xFE200000) -#define IO_PPSB_SIZE SZ_1M - -#define IO_APB_PHYS 0x70000000 -#define IO_APB_VIRT IOMEM(0xFE300000) -#define IO_APB_SIZE SZ_1M - -#define IO_TO_VIRT_BETWEEN(p, st, sz) ((p) >= (st) && (p) < ((st) + (sz))) -#define IO_TO_VIRT_XLATE(p, pst, vst) (((p) - (pst) + (vst))) - -#define IO_TO_VIRT(n) ( \ - IO_TO_VIRT_BETWEEN((n), IO_PPSB_PHYS, IO_PPSB_SIZE) ? \ - IO_TO_VIRT_XLATE((n), IO_PPSB_PHYS, IO_PPSB_VIRT) : \ - IO_TO_VIRT_BETWEEN((n), IO_APB_PHYS, IO_APB_SIZE) ? \ - IO_TO_VIRT_XLATE((n), IO_APB_PHYS, IO_APB_VIRT) : \ - IO_TO_VIRT_BETWEEN((n), IO_CPU_PHYS, IO_CPU_SIZE) ? \ - IO_TO_VIRT_XLATE((n), IO_CPU_PHYS, IO_CPU_VIRT) : \ - IO_TO_VIRT_BETWEEN((n), IO_IRAM_PHYS, IO_IRAM_SIZE) ? \ - IO_TO_VIRT_XLATE((n), IO_IRAM_PHYS, IO_IRAM_VIRT) : \ - NULL) - #ifndef __ASSEMBLER__ -#define IO_ADDRESS(n) (IO_TO_VIRT(n)) - #ifdef CONFIG_TEGRA_PCI extern void __iomem *tegra_pcie_io_base; diff --git a/arch/arm/mach-tegra/include/mach/iomap.h b/arch/arm/mach-tegra/include/mach/iomap.h index 19dec3ac0854..082b4d167801 100644 --- a/arch/arm/mach-tegra/include/mach/iomap.h +++ b/arch/arm/mach-tegra/include/mach/iomap.h @@ -271,4 +271,52 @@ # define TEGRA_DEBUG_UART_BASE TEGRA_UARTE_BASE #endif +/* On TEGRA, many peripherals are very closely packed in + * two 256MB io windows (that actually only use about 64KB + * at the start of each). + * + * We will just map the first 1MB of each window (to minimize + * pt entries needed) and provide a macro to transform physical + * io addresses to an appropriate void __iomem *. + * + */ + +#ifdef __ASSEMBLY__ +#define IOMEM(x) (x) +#else +#define IOMEM(x) ((void __force __iomem *)(x)) +#endif + +#define IO_IRAM_PHYS 0x40000000 +#define IO_IRAM_VIRT IOMEM(0xFE400000) +#define IO_IRAM_SIZE SZ_256K + +#define IO_CPU_PHYS 0x50040000 +#define IO_CPU_VIRT IOMEM(0xFE000000) +#define IO_CPU_SIZE SZ_16K + +#define IO_PPSB_PHYS 0x60000000 +#define IO_PPSB_VIRT IOMEM(0xFE200000) +#define IO_PPSB_SIZE SZ_1M + +#define IO_APB_PHYS 0x70000000 +#define IO_APB_VIRT IOMEM(0xFE300000) +#define IO_APB_SIZE SZ_1M + +#define IO_TO_VIRT_BETWEEN(p, st, sz) ((p) >= (st) && (p) < ((st) + (sz))) +#define IO_TO_VIRT_XLATE(p, pst, vst) (((p) - (pst) + (vst))) + +#define IO_TO_VIRT(n) ( \ + IO_TO_VIRT_BETWEEN((n), IO_PPSB_PHYS, IO_PPSB_SIZE) ? \ + IO_TO_VIRT_XLATE((n), IO_PPSB_PHYS, IO_PPSB_VIRT) : \ + IO_TO_VIRT_BETWEEN((n), IO_APB_PHYS, IO_APB_SIZE) ? \ + IO_TO_VIRT_XLATE((n), IO_APB_PHYS, IO_APB_VIRT) : \ + IO_TO_VIRT_BETWEEN((n), IO_CPU_PHYS, IO_CPU_SIZE) ? \ + IO_TO_VIRT_XLATE((n), IO_CPU_PHYS, IO_CPU_VIRT) : \ + IO_TO_VIRT_BETWEEN((n), IO_IRAM_PHYS, IO_IRAM_SIZE) ? \ + IO_TO_VIRT_XLATE((n), IO_IRAM_PHYS, IO_IRAM_VIRT) : \ + NULL) + +#define IO_ADDRESS(n) (IO_TO_VIRT(n)) + #endif diff --git a/arch/arm/mach-tegra/io.c b/arch/arm/mach-tegra/io.c index d23ee2db2827..58b4baf9c483 100644 --- a/arch/arm/mach-tegra/io.c +++ b/arch/arm/mach-tegra/io.c @@ -26,6 +26,7 @@ #include <asm/page.h> #include <asm/mach/map.h> +#include <mach/iomap.h> #include "board.h" |