From: Kathiravan Thirumoorthy Date: Wed, 12 Aug 2026 08:30:55 +0000 (+0530) Subject: i2c: qcom-geni: update frequency table to fix timing parameters X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a4f3fbccb65de757569686baaf2b72e329096aba;p=linux i2c: qcom-geni: update frequency table to fix timing parameters In IPQ5424, to meet the setup and hold timing requirements in the standard mode, update the frequency table with the values recommended by HW design team. Also remove the stray space in the I2C_MAX_FAST_MODE_FREQ entry. 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 Cc: # v6.13+ Reviewed-by: Mukesh Savaliya Reviewed-by: Konrad Dybcio Signed-off-by: Andi Shyti Link: https://patch.msgid.link/20260812-ipq5424_i2c_scl_updates-v2-1-e09cd39d01d7@oss.qualcomm.com --- diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c index 658636c1ee0e2..00013b41a6f59 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 }, {} };