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author | Wolfram Sang <wsa@the-dreams.de> | 2018-04-19 22:00:10 +0200 |
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committer | Wolfram Sang <wsa@the-dreams.de> | 2018-05-17 16:27:58 +0200 |
commit | 79fc540fd543f47e77e1c7d407f2c082872a4625 (patch) | |
tree | 1868bca7b53eb111aaa15d543e958f38c88bc9fe /include/linux/platform_data | |
parent | 985ecf00375bde7d80be03a749f5b94d5ba77ac8 (diff) | |
download | linux-rt-79fc540fd543f47e77e1c7d407f2c082872a4625.tar.gz |
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.h | 39 |
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 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __I2C_OMAP_H__ +#define __I2C_OMAP_H__ + +#include <linux/platform_device.h> + +/* + * Version 2 of the I2C peripheral unit has a different register + * layout and extra registers. The ID register in the V2 peripheral + * unit on the OMAP4430 reports the same ID as the V1 peripheral + * unit on the OMAP3530, so we must inform the driver which IP + * version we know it is running on from platform / cpu-specific + * code using these constants in the hwmod class definition. + */ + +#define OMAP_I2C_IP_VERSION_1 1 +#define OMAP_I2C_IP_VERSION_2 2 + +/* struct omap_i2c_bus_platform_data .flags meanings */ + +#define OMAP_I2C_FLAG_NO_FIFO BIT(0) +#define OMAP_I2C_FLAG_SIMPLE_CLOCK BIT(1) +#define OMAP_I2C_FLAG_16BIT_DATA_REG BIT(2) +#define OMAP_I2C_FLAG_ALWAYS_ARMXOR_CLK BIT(5) +#define OMAP_I2C_FLAG_FORCE_19200_INT_CLK BIT(6) +/* how the CPU address bus must be translated for I2C unit access */ +#define OMAP_I2C_FLAG_BUS_SHIFT_NONE 0 +#define OMAP_I2C_FLAG_BUS_SHIFT_1 BIT(7) +#define OMAP_I2C_FLAG_BUS_SHIFT_2 BIT(8) +#define OMAP_I2C_FLAG_BUS_SHIFT__SHIFT 7 + +struct omap_i2c_bus_platform_data { + u32 clkrate; + u32 rev; + u32 flags; + void (*set_mpu_wkup_lat)(struct device *dev, long set); +}; + +#endif |