[PATCH 4/4] i2c: stm32: add support for the STM32MP13 soc

From: Alain Volmat
Date: Mon Jun 20 2022 - 06:58:16 EST


Add a new compatible for the stm32mp13. Fast Mode Plus control
register address differ from the one for STM32MP15.

Signed-off-by: Alain Volmat <alain.volmat@xxxxxxxxxxx>
---
drivers/i2c/busses/i2c-stm32f7.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index b29d8e476342..9946b330ddce 100644
--- a/drivers/i2c/busses/i2c-stm32f7.c
+++ b/drivers/i2c/busses/i2c-stm32f7.c
@@ -410,6 +410,12 @@ static const struct stm32f7_i2c_setup stm32mp15_setup = {
.fmp_clr_offset = 0x40,
};

+static const struct stm32f7_i2c_setup stm32mp13_setup = {
+ .rise_time = STM32F7_I2C_RISE_TIME_DEFAULT,
+ .fall_time = STM32F7_I2C_FALL_TIME_DEFAULT,
+ .fmp_clr_offset = 0x4,
+};
+
static inline void stm32f7_i2c_set_bits(void __iomem *reg, u32 mask)
{
writel_relaxed(readl_relaxed(reg) | mask, reg);
@@ -2469,6 +2475,7 @@ static const struct dev_pm_ops stm32f7_i2c_pm_ops = {
static const struct of_device_id stm32f7_i2c_match[] = {
{ .compatible = "st,stm32f7-i2c", .data = &stm32f7_setup},
{ .compatible = "st,stm32mp15-i2c", .data = &stm32mp15_setup},
+ { .compatible = "st,stm32mp13-i2c", .data = &stm32mp13_setup},
{},
};
MODULE_DEVICE_TABLE(of, stm32f7_i2c_match);
--
2.25.1