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i2c: designware_i2c: Move dw_i2c_speed_config to header

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This is used to store the speed information for a bus. We want to provide
this to ACPI so that it can tell the kernel. Move this struct to the
header file so it can be accessed by the ACPI i2c implementation being
added later.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-01-23 11:48:24 -07:00 committed by Heiko Schocher
parent d96440d1e3
commit a8d2b515f9
2 changed files with 17 additions and 17 deletions
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17
drivers/i2c/designware_i2c.c
View File

@ -13,23 +13,6 @@
#include <asm/io.h>
#include "designware_i2c.h"
/**
* struct dw_i2c_speed_config - timings to use for a particular speed
*
* This holds calculated values to be written to the I2C controller. Each value
* is represented as a number of IC clock cycles.
*
* @scl_lcnt: Low count value for SCL
* @scl_hcnt: High count value for SCL
* @sda_hold: Data hold count
*/
struct dw_i2c_speed_config {
/* SCL high and low period count */
uint scl_lcnt;
uint scl_hcnt;
uint sda_hold;
};
#ifdef CONFIG_SYS_I2C_DW_ENABLE_STATUS_UNSUPPORTED
static int dw_i2c_enable(struct i2c_regs *i2c_base, bool enable)
{

17
drivers/i2c/designware_i2c.h
View File

@ -156,6 +156,23 @@ struct dw_scl_sda_cfg {
u32 sda_hold;
};
/**
* struct dw_i2c_speed_config - timings to use for a particular speed
*
* This holds calculated values to be written to the I2C controller. Each value
* is represented as a number of IC clock cycles.
*
* @scl_lcnt: Low count value for SCL
* @scl_hcnt: High count value for SCL
* @sda_hold: Data hold count
*/
struct dw_i2c_speed_config {
/* SCL high and low period count */
u16 scl_lcnt;
u16 scl_hcnt;
u32 sda_hold;
};
/**
* struct dw_i2c - private information for the bus
*