Re: [PATCH 1/2] i2c: qcom-geni: update frequency table to fix timing parameters

From: Mukesh Savaliya

Date: Tue Aug 11 2026 - 08:45:49 EST



On 8/11/2026 2:53 PM, Kathiravan Thirumoorthy wrote:
In IPQ5424, to meet the setup and hold timing requirements in the
standard mode, update the frequency table with the values recommended by
Changes are fore FAST mode too, please update the commit log accordingly.
HW design team.

Also remove the stray space in the I2C_MAX_FAST_MODE_FREQ entry.

Cc: <stable@xxxxxxxxxxxxxxx>
Fixes: 85c34532849d ("i2c: qcom-geni: fix I2C frequency table to achieve accurate bus rates")
Fixes: 506bb2ab0075 ("i2c: qcom-geni: Support systems with 32MHz serial engine clock")
Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@xxxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-qcom-geni.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c
index 658636c1ee0e..00013b41a6f5 100644
--- a/drivers/i2c/busses/i2c-qcom-geni.c
+++ b/drivers/i2c/busses/i2c-qcom-geni.c
@@ -188,8 +188,8 @@ static const struct geni_i2c_clk_fld geni_i2c_clk_map_19p2mhz[] = {
/* source_clock = 32 MHz */
static const struct geni_i2c_clk_fld geni_i2c_clk_map_32mhz[] = {
- { I2C_MAX_STANDARD_MODE_FREQ, 8, 14, 18, 38 },
- { I2C_MAX_FAST_MODE_FREQ, 4, 3, 9, 19 },
+ { I2C_MAX_STANDARD_MODE_FREQ, 12, 9, 10, 26 },
+ { I2C_MAX_FAST_MODE_FREQ, 4, 3, 9, 19 },
{ I2C_MAX_FAST_MODE_PLUS_FREQ, 2, 3, 5, 15 },
{}
};