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

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 коммит произвёл Russell King
Родитель 43b35f104d
Коммит 52b2bd7f97
1 изменённых файлов: 13 добавлений и 5 удалений

Просмотреть файл

@ -346,23 +346,31 @@ typedef uint32_t mfp_cfg_t;
#define MFP_CFG_PIN(mfp_cfg) (((mfp_cfg) >> 16) & 0xffff) #define MFP_CFG_PIN(mfp_cfg) (((mfp_cfg) >> 16) & 0xffff)
#define MFP_CFG_VAL(mfp_cfg) ((mfp_cfg) & 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) \ #define MFP_CFG(pin, af) \
((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af)) ((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af))
#define MFP_CFG_DRV(pin, af, drv) \ #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)) ((MFP_##drv) << 10) | (MFP_##af))
#define MFP_CFG_LPM(pin, af, lpm) \ #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) & 0x3) << 7) |\
(((MFP_LPM_##lpm) & 0x4) << 12) |\ (((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) \ #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_##drv) << 10) | (MFP_##af) |\
(((MFP_LPM_##lpm) & 0x3) << 7) |\ (((MFP_LPM_##lpm) & 0x3) << 7) |\
(((MFP_LPM_##lpm) & 0x4) << 12) |\ (((MFP_LPM_##lpm) & 0x4) << 12) |\