1 #ifndef __ASM_MACH_MFP_H 2 #define __ASM_MACH_MFP_H 3 4 #include <plat/mfp.h> 5 6 /* 7 * NOTE: the MFPR register bit definitions on PXA168 processor lines are a 8 * bit different from those on PXA3xx. Bit [7:10] are now reserved, which 9 * were SLEEP_OE_N, SLEEP_DATA, SLEEP_SEL and the LSB of DRIVE bits. 10 * 11 * To cope with this difference and re-use the pxa3xx mfp code as much as 12 * possible, we make the following compromise: 13 * 14 * 1. SLEEP_OE_N will always be programmed to '1' (by MFP_LPM_FLOAT) 15 * 2. DRIVE strength definitions redefined to include the reserved bit 16 * - the reserved bit differs between pxa168 and pxa910, and the 17 * MFP_DRIVE_* macros are individually defined in mfp-pxa{168,910}.h 18 * 3. Override MFP_CFG() and MFP_CFG_DRV() 19 * 4. Drop the use of MFP_CFG_LPM() and MFP_CFG_X() 20 */ 21 22 #undef MFP_CFG 23 #undef MFP_CFG_DRV 24 #undef MFP_CFG_LPM 25 #undef MFP_CFG_X 26 #undef MFP_CFG_DEFAULT 27 28 #define MFP_CFG(pin, af) \ 29 (MFP_LPM_FLOAT | MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DRIVE_MEDIUM) 30 31 #define MFP_CFG_DRV(pin, af, drv) \ 32 (MFP_LPM_FLOAT | MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DRIVE_##drv) 33 34 #endif /* __ASM_MACH_MFP_H */ 35