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Subject[PATCH] i2c: mediatek: Fix generic definitions for bus frequencies
Date
From: Qii Wang <qii.wang@mediatek.com>

The master code needs to being sent when the speed is more than
I2C_MAX_FAST_MODE_PLUS_FREQ instead of
I2C_MAX_HIGH_SPEED_MODE_FREQ. Fix it.

Signed-off-by: Qii Wang <qii.wang@mediatek.com>
---
drivers/i2c/busses/i2c-mt65xx.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index efc1404..0cbdfbe 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -681,8 +681,8 @@ static int mtk_i2c_calculate_speed(struct mtk_i2c *i2c, unsigned int clk_src,
unsigned int cnt_mul;
int ret = -EINVAL;

- if (target_speed > I2C_MAX_FAST_MODE_PLUS_FREQ)
- target_speed = I2C_MAX_FAST_MODE_PLUS_FREQ;
+ if (target_speed > I2C_MAX_HIGH_SPEED_MODE_FREQ)
+ target_speed = I2C_MAX_HIGH_SPEED_MODE_FREQ;

max_step_cnt = mtk_i2c_max_step_cnt(target_speed);
base_step_cnt = max_step_cnt;
@@ -759,7 +759,7 @@ static int mtk_i2c_set_speed(struct mtk_i2c *i2c, unsigned int parent_clk)
for (clk_div = 1; clk_div <= max_clk_div; clk_div++) {
clk_src = parent_clk / clk_div;

- if (target_speed > I2C_MAX_FAST_MODE_FREQ) {
+ if (target_speed > I2C_MAX_FAST_MODE_PLUS_FREQ) {
/* Set master code speed register */
ret = mtk_i2c_calculate_speed(i2c, clk_src,
I2C_MAX_FAST_MODE_FREQ,
--
1.9.1
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