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authorMax Filippov <jcmvbkbc@gmail.com>2015-10-07 02:45:11 +0300
committerWolfram Sang <wsa@the-dreams.de>2015-10-20 17:47:45 +0200
commitb299167652fe58f1ebadb3e3ac84a5a0b74e534e (patch)
tree3d5fadc9c77224cf8b2ee5388f0b788b688bd030 /include/linux/i2c-ocores.h
parent8a5e3d472e04a19a47de41cbe4856169ade11af2 (diff)
downloadblackbird-op-linux-b299167652fe58f1ebadb3e3ac84a5a0b74e534e.tar.gz
blackbird-op-linux-b299167652fe58f1ebadb3e3ac84a5a0b74e534e.zip
i2c: ocores: support big-endian register layout
This allows using OpenCores I2C controller attached to its host in native-endian mode with bi-endian CPUs. Example of such system is Xtensa XTFPGA platform. Acked-by: Peter Korsgaard <peter@korsgaard.com> Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'include/linux/i2c-ocores.h')
-rw-r--r--include/linux/i2c-ocores.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/i2c-ocores.h b/include/linux/i2c-ocores.h
index 1c06b5c7c308..01edd96fe1f7 100644
--- a/include/linux/i2c-ocores.h
+++ b/include/linux/i2c-ocores.h
@@ -15,6 +15,7 @@ struct ocores_i2c_platform_data {
u32 reg_shift; /* register offset shift value */
u32 reg_io_width; /* register io read/write width */
u32 clock_khz; /* input clock in kHz */
+ bool big_endian; /* registers are big endian */
u8 num_devices; /* number of devices in the devices list */
struct i2c_board_info const *devices; /* devices connected to the bus */
};
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