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authorWolfram Sang2018-04-19 15:00:10 -0500
committerWolfram Sang2018-05-17 09:27:58 -0500
commit79fc540fd543f47e77e1c7d407f2c082872a4625 (patch)
tree1868bca7b53eb111aaa15d543e958f38c88bc9fe /include/linux/platform_data
parent985ecf00375bde7d80be03a749f5b94d5ba77ac8 (diff)
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i2c: omap: move header to platform_data
This header only contains platform_data. Move it to the proper directory. Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Acked-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'include/linux/platform_data')
-rw-r--r--include/linux/platform_data/i2c-omap.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/include/linux/platform_data/i2c-omap.h b/include/linux/platform_data/i2c-omap.h
new file mode 100644
index 000000000000..3444265ee8ee
--- /dev/null
+++ b/include/linux/platform_data/i2c-omap.h
@@ -0,0 +1,39 @@
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __I2C_OMAP_H__
3#define __I2C_OMAP_H__
4
5#include <linux/platform_device.h>
6
7/*
8 * Version 2 of the I2C peripheral unit has a different register
9 * layout and extra registers. The ID register in the V2 peripheral
10 * unit on the OMAP4430 reports the same ID as the V1 peripheral
11 * unit on the OMAP3530, so we must inform the driver which IP
12 * version we know it is running on from platform / cpu-specific
13 * code using these constants in the hwmod class definition.
14 */
15
16#define OMAP_I2C_IP_VERSION_1 1
17#define OMAP_I2C_IP_VERSION_2 2
18
19/* struct omap_i2c_bus_platform_data .flags meanings */
20
21#define OMAP_I2C_FLAG_NO_FIFO BIT(0)
22#define OMAP_I2C_FLAG_SIMPLE_CLOCK BIT(1)
23#define OMAP_I2C_FLAG_16BIT_DATA_REG BIT(2)
24#define OMAP_I2C_FLAG_ALWAYS_ARMXOR_CLK BIT(5)
25#define OMAP_I2C_FLAG_FORCE_19200_INT_CLK BIT(6)
26/* how the CPU address bus must be translated for I2C unit access */
27#define OMAP_I2C_FLAG_BUS_SHIFT_NONE 0
28#define OMAP_I2C_FLAG_BUS_SHIFT_1 BIT(7)
29#define OMAP_I2C_FLAG_BUS_SHIFT_2 BIT(8)
30#define OMAP_I2C_FLAG_BUS_SHIFT__SHIFT 7
31
32struct omap_i2c_bus_platform_data {
33 u32 clkrate;
34 u32 rev;
35 u32 flags;
36 void (*set_mpu_wkup_lat)(struct device *dev, long set);
37};
38
39#endif