diff options
| author | Viresh Kumar <viresh.kumar@st.com> | 2011-02-22 15:46:07 +0530 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2011-03-14 02:52:46 -0400 |
| commit | a480167b23ef9b35ec0299bb3e1b11b4ed6b3508 (patch) | |
| tree | a445375d94ce680339b88365e0b2d1c3945492d9 /include/linux/pata_arasan_cf_data.h | |
| parent | 64b97594251bb909d74d64012a2b9e5cc32bb11d (diff) | |
| download | op-kernel-dev-a480167b23ef9b35ec0299bb3e1b11b4ed6b3508.zip op-kernel-dev-a480167b23ef9b35ec0299bb3e1b11b4ed6b3508.tar.gz | |
pata_arasan_cf: Adding support for arasan compact flash host controller
The Arasan CompactFlash Device Controller has three basic modes of
operation: PC card ATA using I/O mode, PC card ATA using memory mode, PC card
ATA using true IDE modes.
Currently driver supports only True IDE mode.
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'include/linux/pata_arasan_cf_data.h')
| -rw-r--r-- | include/linux/pata_arasan_cf_data.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/linux/pata_arasan_cf_data.h b/include/linux/pata_arasan_cf_data.h new file mode 100644 index 0000000..d979fe6 --- /dev/null +++ b/include/linux/pata_arasan_cf_data.h @@ -0,0 +1,47 @@ +/* + * include/linux/pata_arasan_cf_data.h + * + * Arasan Compact Flash host controller platform data header file + * + * Copyright (C) 2011 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef _PATA_ARASAN_CF_DATA_H +#define _PATA_ARASAN_CF_DATA_H + +#include <linux/platform_device.h> + +struct arasan_cf_pdata { + u8 cf_if_clk; + #define CF_IF_CLK_100M (0x0) + #define CF_IF_CLK_75M (0x1) + #define CF_IF_CLK_66M (0x2) + #define CF_IF_CLK_50M (0x3) + #define CF_IF_CLK_40M (0x4) + #define CF_IF_CLK_33M (0x5) + #define CF_IF_CLK_25M (0x6) + #define CF_IF_CLK_125M (0x7) + #define CF_IF_CLK_150M (0x8) + #define CF_IF_CLK_166M (0x9) + #define CF_IF_CLK_200M (0xA) + /* + * Platform specific incapabilities of CF controller is handled via + * quirks + */ + u32 quirk; + #define CF_BROKEN_PIO (1) + #define CF_BROKEN_MWDMA (1 << 1) + #define CF_BROKEN_UDMA (1 << 2) +}; + +static inline void +set_arasan_cf_pdata(struct platform_device *pdev, struct arasan_cf_pdata *data) +{ + pdev->dev.platform_data = data; +} +#endif /* _PATA_ARASAN_CF_DATA_H */ |
