diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-17 22:08:06 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-17 22:08:06 -0400 |
commit | 411f5c7a502769ccc0377c5ba36cb0b283847ba8 (patch) | |
tree | 2c3a29671e3f923de48c55f94194849264a7bf53 /include | |
parent | 6d7ed21d17e640b120b902a314143e5ef4917a70 (diff) | |
parent | 9ced9f03d12d7539e86b0bff5bc750153c976c34 (diff) |
Merge branch 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm: (289 commits)
davinci: DM644x EVM: register MUSB device earlier
davinci: add spi devices on tnetv107x evm
davinci: add ssp config for tnetv107x evm board
davinci: add tnetv107x ssp platform device
spi: add ti-ssp spi master driver
mfd: add driver for sequencer serial port
ARM: EXYNOS4: Implement Clock gating for System MMU
ARM: EXYNOS4: Enhancement of System MMU driver
ARM: EXYNOS4: Add support for gpio interrupts
ARM: S5P: Add function to register gpio interrupt bank data
ARM: S5P: Cleanup S5P gpio interrupt code
ARM: EXYNOS4: Add missing GPYx banks
ARM: S3C64XX: Fix section mismatch from cpufreq init
ARM: EXYNOS4: Add keypad device to the SMDKV310
ARM: EXYNOS4: Update clocks for keypad
ARM: EXYNOS4: Update keypad base address
ARM: EXYNOS4: Add keypad device helpers
ARM: EXYNOS4: Add support for SATA on ARMLEX4210
plat-nomadik: make GPIO interrupts work with cpuidle ApSleep
mach-u300: define a dummy filter function for coh901318
...
Fix up various conflicts in
- arch/arm/mach-exynos4/cpufreq.c
- arch/arm/mach-mxs/gpio.c
- drivers/net/Kconfig
- drivers/tty/serial/Kconfig
- drivers/tty/serial/Makefile
- drivers/usb/gadget/fsl_mxc_udc.c
- drivers/video/Kconfig
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/mfd/ti_ssp.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/include/linux/mfd/ti_ssp.h b/include/linux/mfd/ti_ssp.h new file mode 100644 index 000000000000..dbb4b43bd20e --- /dev/null +++ b/include/linux/mfd/ti_ssp.h | |||
@@ -0,0 +1,93 @@ | |||
1 | /* | ||
2 | * Sequencer Serial Port (SSP) driver for Texas Instruments' SoCs | ||
3 | * | ||
4 | * Copyright (C) 2010 Texas Instruments Inc | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | */ | ||
20 | |||
21 | #ifndef __TI_SSP_H__ | ||
22 | #define __TI_SSP_H__ | ||
23 | |||
24 | struct ti_ssp_dev_data { | ||
25 | const char *dev_name; | ||
26 | void *pdata; | ||
27 | size_t pdata_size; | ||
28 | }; | ||
29 | |||
30 | struct ti_ssp_data { | ||
31 | unsigned long out_clock; | ||
32 | struct ti_ssp_dev_data dev_data[2]; | ||
33 | }; | ||
34 | |||
35 | struct ti_ssp_spi_data { | ||
36 | unsigned long iosel; | ||
37 | int num_cs; | ||
38 | void (*select)(int cs); | ||
39 | }; | ||
40 | |||
41 | /* | ||
42 | * Sequencer port IO pin configuration bits. These do not correlate 1-1 with | ||
43 | * the hardware. The iosel field in the port data combines iosel1 and iosel2, | ||
44 | * and is therefore not a direct map to register space. It is best to use the | ||
45 | * macros below to construct iosel values. | ||
46 | * | ||
47 | * least significant 16 bits --> iosel1 | ||
48 | * most significant 16 bits --> iosel2 | ||
49 | */ | ||
50 | |||
51 | #define SSP_IN 0x0000 | ||
52 | #define SSP_DATA 0x0001 | ||
53 | #define SSP_CLOCK 0x0002 | ||
54 | #define SSP_CHIPSEL 0x0003 | ||
55 | #define SSP_OUT 0x0004 | ||
56 | #define SSP_PIN_SEL(pin, v) ((v) << ((pin) * 3)) | ||
57 | #define SSP_PIN_MASK(pin) SSP_PIN_SEL(pin, 0x7) | ||
58 | #define SSP_INPUT_SEL(pin) ((pin) << 16) | ||
59 | |||
60 | /* Sequencer port config bits */ | ||
61 | #define SSP_EARLY_DIN BIT(8) | ||
62 | #define SSP_DELAY_DOUT BIT(9) | ||
63 | |||
64 | /* Sequence map definitions */ | ||
65 | #define SSP_CLK_HIGH BIT(0) | ||
66 | #define SSP_CLK_LOW 0 | ||
67 | #define SSP_DATA_HIGH BIT(1) | ||
68 | #define SSP_DATA_LOW 0 | ||
69 | #define SSP_CS_HIGH BIT(2) | ||
70 | #define SSP_CS_LOW 0 | ||
71 | #define SSP_OUT_MODE BIT(3) | ||
72 | #define SSP_IN_MODE 0 | ||
73 | #define SSP_DATA_REG BIT(4) | ||
74 | #define SSP_ADDR_REG 0 | ||
75 | |||
76 | #define SSP_OPCODE_DIRECT ((0x0) << 5) | ||
77 | #define SSP_OPCODE_TOGGLE ((0x1) << 5) | ||
78 | #define SSP_OPCODE_SHIFT ((0x2) << 5) | ||
79 | #define SSP_OPCODE_BRANCH0 ((0x4) << 5) | ||
80 | #define SSP_OPCODE_BRANCH1 ((0x5) << 5) | ||
81 | #define SSP_OPCODE_BRANCH ((0x6) << 5) | ||
82 | #define SSP_OPCODE_STOP ((0x7) << 5) | ||
83 | #define SSP_BRANCH(addr) ((addr) << 8) | ||
84 | #define SSP_COUNT(cycles) ((cycles) << 8) | ||
85 | |||
86 | int ti_ssp_raw_read(struct device *dev); | ||
87 | int ti_ssp_raw_write(struct device *dev, u32 val); | ||
88 | int ti_ssp_load(struct device *dev, int offs, u32* prog, int len); | ||
89 | int ti_ssp_run(struct device *dev, u32 pc, u32 input, u32 *output); | ||
90 | int ti_ssp_set_mode(struct device *dev, int mode); | ||
91 | int ti_ssp_set_iosel(struct device *dev, u32 iosel); | ||
92 | |||
93 | #endif /* __TI_SSP_H__ */ | ||