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author | Linus Torvalds | 2009-03-28 22:03:14 +0100 |
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committer | Linus Torvalds | 2009-03-28 22:03:14 +0100 |
commit | 0fe41b8982001cd14ee2c77cd776735a5024e98b (patch) | |
tree | 83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/mach-mmp/include/mach/mfp.h | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/arjan/linux-2.6-async-for-30 (diff) | |
parent | Merge branch 'master' into devel (diff) | |
download | kernel-qcow2-linux-0fe41b8982001cd14ee2c77cd776735a5024e98b.tar.gz kernel-qcow2-linux-0fe41b8982001cd14ee2c77cd776735a5024e98b.tar.xz kernel-qcow2-linux-0fe41b8982001cd14ee2c77cd776735a5024e98b.zip |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits)
[ARM] 5435/1: fix compile warning in sanity_check_meminfo()
[ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx
[ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0
[ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins
imxfb: Fix TFT mode
i.MX21/27: remove ifdef CONFIG_FB_IMX
imxfb: add clock support
mxc: add arch_reset() function
clkdev: add possibility to get a clock based on the device name
i.MX1: remove fb support from mach-imx
[ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined
Gemini: Add support for Teltonika RUT100
Gemini: gpiolib based GPIO support v2
MAINTAINERS: add myself as Gemini architecture maintainer
ARM: Add Gemini architecture v3
[ARM] OMAP: Fix compile for omap2_init_common_hw()
MAINTAINERS: Add myself as Faraday ARM core variant maintainer
ARM: Add support for FA526 v2
[ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h
[ARM] collie: fix two minor formatting nits
...
Diffstat (limited to 'arch/arm/mach-mmp/include/mach/mfp.h')
-rw-r--r-- | arch/arm/mach-mmp/include/mach/mfp.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/include/mach/mfp.h b/arch/arm/mach-mmp/include/mach/mfp.h new file mode 100644 index 000000000000..277ea4cd0f9f --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/mfp.h @@ -0,0 +1,37 @@ +#ifndef __ASM_MACH_MFP_H +#define __ASM_MACH_MFP_H + +#include <plat/mfp.h> + +/* + * NOTE: the MFPR register bit definitions on PXA168 processor lines are a + * bit different from those on PXA3xx. Bit [7:10] are now reserved, which + * were SLEEP_OE_N, SLEEP_DATA, SLEEP_SEL and the LSB of DRIVE bits. + * + * To cope with this difference and re-use the pxa3xx mfp code as much as + * possible, we make the following compromise: + * + * 1. SLEEP_OE_N will always be programmed to '1' (by MFP_LPM_FLOAT) + * 2. DRIVE strength definitions redefined to include the reserved bit10 + * 3. Override MFP_CFG() and MFP_CFG_DRV() + * 4. Drop the use of MFP_CFG_LPM() and MFP_CFG_X() + */ + +#define MFP_DRIVE_VERY_SLOW (0x0 << 13) +#define MFP_DRIVE_SLOW (0x2 << 13) +#define MFP_DRIVE_MEDIUM (0x4 << 13) +#define MFP_DRIVE_FAST (0x8 << 13) + +#undef MFP_CFG +#undef MFP_CFG_DRV +#undef MFP_CFG_LPM +#undef MFP_CFG_X +#undef MFP_CFG_DEFAULT + +#define MFP_CFG(pin, af) \ + (MFP_LPM_FLOAT | MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DRIVE_MEDIUM) + +#define MFP_CFG_DRV(pin, af, drv) \ + (MFP_LPM_FLOAT | MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DRIVE_##drv) + +#endif /* __ASM_MACH_MFP_H */ |