diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/amba/bus.h | 5 | ||||
| -rw-r--r-- | include/linux/amba/pl093.h | 80 |
2 files changed, 85 insertions, 0 deletions
diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h index 9b93cafa82a0..ab94335b4bb9 100644 --- a/include/linux/amba/bus.h +++ b/include/linux/amba/bus.h | |||
| @@ -36,6 +36,11 @@ struct amba_driver { | |||
| 36 | struct amba_id *id_table; | 36 | struct amba_id *id_table; |
| 37 | }; | 37 | }; |
| 38 | 38 | ||
| 39 | enum amba_vendor { | ||
| 40 | AMBA_VENDOR_ARM = 0x41, | ||
| 41 | AMBA_VENDOR_ST = 0x80, | ||
| 42 | }; | ||
| 43 | |||
| 39 | #define amba_get_drvdata(d) dev_get_drvdata(&d->dev) | 44 | #define amba_get_drvdata(d) dev_get_drvdata(&d->dev) |
| 40 | #define amba_set_drvdata(d,p) dev_set_drvdata(&d->dev, p) | 45 | #define amba_set_drvdata(d,p) dev_set_drvdata(&d->dev, p) |
| 41 | 46 | ||
diff --git a/include/linux/amba/pl093.h b/include/linux/amba/pl093.h new file mode 100644 index 000000000000..2983e3671adb --- /dev/null +++ b/include/linux/amba/pl093.h | |||
| @@ -0,0 +1,80 @@ | |||
| 1 | /* linux/amba/pl093.h | ||
| 2 | * | ||
| 3 | * Copyright (c) 2008 Simtec Electronics | ||
| 4 | * http://armlinux.simtec.co.uk/ | ||
| 5 | * Ben Dooks <ben@simtec.co.uk> | ||
| 6 | * | ||
| 7 | * AMBA PL093 SSMC (synchronous static memory controller) | ||
| 8 | * See DDI0236.pdf (r0p4) for more details | ||
| 9 | * | ||
| 10 | * This program is free software; you can redistribute it and/or modify | ||
| 11 | * it under the terms of the GNU General Public License version 2 as | ||
| 12 | * published by the Free Software Foundation. | ||
| 13 | */ | ||
| 14 | |||
| 15 | #define SMB_BANK(x) ((x) * 0x20) /* each bank control set is 0x20 apart */ | ||
| 16 | |||
| 17 | /* Offsets for SMBxxxxRy registers */ | ||
| 18 | |||
| 19 | #define SMBIDCYR (0x00) | ||
| 20 | #define SMBWSTRDR (0x04) | ||
| 21 | #define SMBWSTWRR (0x08) | ||
| 22 | #define SMBWSTOENR (0x0C) | ||
| 23 | #define SMBWSTWENR (0x10) | ||
| 24 | #define SMBCR (0x14) | ||
| 25 | #define SMBSR (0x18) | ||
| 26 | #define SMBWSTBRDR (0x1C) | ||
| 27 | |||
| 28 | /* Masks for SMB registers */ | ||
| 29 | #define IDCY_MASK (0xf) | ||
| 30 | #define WSTRD_MASK (0xf) | ||
| 31 | #define WSTWR_MASK (0xf) | ||
| 32 | #define WSTOEN_MASK (0xf) | ||
| 33 | #define WSTWEN_MASK (0xf) | ||
| 34 | |||
| 35 | /* Notes from datasheet: | ||
| 36 | * WSTOEN <= WSTRD | ||
| 37 | * WSTWEN <= WSTWR | ||
| 38 | * | ||
| 39 | * WSTOEN is not used with nWAIT | ||
| 40 | */ | ||
| 41 | |||
| 42 | /* SMBCR bit definitions */ | ||
| 43 | #define SMBCR_BIWRITEEN (1 << 21) | ||
| 44 | #define SMBCR_ADDRVALIDWRITEEN (1 << 20) | ||
| 45 | #define SMBCR_SYNCWRITE (1 << 17) | ||
| 46 | #define SMBCR_BMWRITE (1 << 16) | ||
| 47 | #define SMBCR_WRAPREAD (1 << 14) | ||
| 48 | #define SMBCR_BIREADEN (1 << 13) | ||
| 49 | #define SMBCR_ADDRVALIDREADEN (1 << 12) | ||
| 50 | #define SMBCR_SYNCREAD (1 << 9) | ||
| 51 | #define SMBCR_BMREAD (1 << 8) | ||
| 52 | #define SMBCR_SMBLSPOL (1 << 6) | ||
| 53 | #define SMBCR_WP (1 << 3) | ||
| 54 | #define SMBCR_WAITEN (1 << 2) | ||
| 55 | #define SMBCR_WAITPOL (1 << 1) | ||
| 56 | #define SMBCR_RBLE (1 << 0) | ||
| 57 | |||
| 58 | #define SMBCR_BURSTLENWRITE_MASK (3 << 18) | ||
| 59 | #define SMBCR_BURSTLENWRITE_4 (0 << 18) | ||
| 60 | #define SMBCR_BURSTLENWRITE_8 (1 << 18) | ||
| 61 | #define SMBCR_BURSTLENWRITE_RESERVED (2 << 18) | ||
| 62 | #define SMBCR_BURSTLENWRITE_CONTINUOUS (3 << 18) | ||
| 63 | |||
| 64 | #define SMBCR_BURSTLENREAD_MASK (3 << 10) | ||
| 65 | #define SMBCR_BURSTLENREAD_4 (0 << 10) | ||
| 66 | #define SMBCR_BURSTLENREAD_8 (1 << 10) | ||
| 67 | #define SMBCR_BURSTLENREAD_16 (2 << 10) | ||
| 68 | #define SMBCR_BURSTLENREAD_CONTINUOUS (3 << 10) | ||
| 69 | |||
| 70 | #define SMBCR_MW_MASK (3 << 4) | ||
| 71 | #define SMBCR_MW_8BIT (0 << 4) | ||
| 72 | #define SMBCR_MW_16BIT (1 << 4) | ||
| 73 | #define SMBCR_MW_M32BIT (2 << 4) | ||
| 74 | |||
| 75 | /* SSMC status registers */ | ||
| 76 | #define SSMCCSR (0x200) | ||
| 77 | #define SSMCCR (0x204) | ||
| 78 | #define SSMCITCR (0x208) | ||
| 79 | #define SSMCITIP (0x20C) | ||
| 80 | #define SSMCITIOP (0x210) | ||
