i2c: designware_i2c: add 'hs_hcnt' and 'hs_lcnt' for high speed
Add support for high speed if scl_sda_cfg exist.
Signed-off-by: Jun Chen <ptchentw@gmail.com>
Signed-off-by: Jun Chen <jun.chen@vatics.com>
diff --git a/drivers/i2c/designware_i2c.c b/drivers/i2c/designware_i2c.c
index 74aef77..088a6f3 100644
--- a/drivers/i2c/designware_i2c.c
+++ b/drivers/i2c/designware_i2c.c
@@ -240,6 +240,9 @@
if (i2c_spd == IC_SPEED_MODE_STANDARD) {
config->scl_hcnt = scl_sda_cfg->ss_hcnt;
config->scl_lcnt = scl_sda_cfg->ss_lcnt;
+ } else if (i2c_spd == IC_SPEED_MODE_HIGH) {
+ config->scl_hcnt = scl_sda_cfg->hs_hcnt;
+ config->scl_lcnt = scl_sda_cfg->hs_lcnt;
} else {
config->scl_hcnt = scl_sda_cfg->fs_hcnt;
config->scl_lcnt = scl_sda_cfg->fs_lcnt;
diff --git a/drivers/i2c/designware_i2c.h b/drivers/i2c/designware_i2c.h
index 5a04ce5..7ee2361 100644
--- a/drivers/i2c/designware_i2c.h
+++ b/drivers/i2c/designware_i2c.h
@@ -146,15 +146,19 @@
*
* @ss_hcnt: Standard speed high time in ns
* @fs_hcnt: Fast speed high time in ns
+ * @hs_hcnt: High speed high time in ns
* @ss_lcnt: Standard speed low time in ns
* @fs_lcnt: Fast speed low time in ns
+ * @hs_lcnt: High speed low time in ns
* @sda_hold: SDA hold time
*/
struct dw_scl_sda_cfg {
u32 ss_hcnt;
u32 fs_hcnt;
+ u32 hs_hcnt;
u32 ss_lcnt;
u32 fs_lcnt;
+ u32 hs_lcnt;
u32 sda_hold;
};