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[ARM] 4654/1: pxa: update default MFP register value

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1. update default MFPR value to drive strength fast 3mA and edge
   detection logic disabled

2. update impacted MFP_CFG_xxx() macros

Signed-off-by: bridge wu <bridge.wu@marvell.com>
Signed-off-by: eric miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
eric miao 2007-11-20 01:36:44 +01:00 committed by Russell King
parent 43b35f104d
commit 52b2bd7f97
1 changed files with 13 additions and 5 deletions
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18
include/asm-arm/arch-pxa/mfp.h
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@ -346,23 +346,31 @@ typedef uint32_t mfp_cfg_t;
#define MFP_CFG_PIN(mfp_cfg) (((mfp_cfg) >> 16) & 0xffff)
#define MFP_CFG_VAL(mfp_cfg) ((mfp_cfg) & 0xffff)
#define MFPR_DEFAULT (0x0000)
/*
* MFP register defaults to
* drive strength fast 3mA (010'b)
* edge detection logic disabled
* alternate function 0
*/
#define MFPR_DEFAULT (0x0840)
#define MFP_CFG(pin, af) \
((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af))
#define MFP_CFG_DRV(pin, af, drv) \
((MFP_PIN_##pin << 16) | MFPR_DEFAULT |\
((MFP_PIN_##pin << 16) | (MFPR_DEFAULT & ~MFPR_DRV_MASK) |\
((MFP_##drv) << 10) | (MFP_##af))
#define MFP_CFG_LPM(pin, af, lpm) \
((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af) |\
((MFP_PIN_##pin << 16) | (MFPR_DEFAULT & ~MFPR_LPM_MASK) |\
(((MFP_LPM_##lpm) & 0x3) << 7) |\
(((MFP_LPM_##lpm) & 0x4) << 12) |\
(((MFP_LPM_##lpm) & 0x8) << 10))
(((MFP_LPM_##lpm) & 0x8) << 10) |\
(MFP_##af))
#define MFP_CFG_X(pin, af, drv, lpm) \
((MFP_PIN_##pin << 16) | MFPR_DEFAULT |\
((MFP_PIN_##pin << 16) |\
(MFPR_DEFAULT & ~(MFPR_DRV_MASK | MFPR_LPM_MASK)) |\
((MFP_##drv) << 10) | (MFP_##af) |\
(((MFP_LPM_##lpm) & 0x3) << 7) |\
(((MFP_LPM_##lpm) & 0x4) << 12) |\