i2c: stm32: add support for the STM32MP13 soc

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@foss.st.com>
Reviewed-by: Pierre-Yves MORDRET <pierre-yves.mordret@foss.st.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index 6d4aa64b195d8d110c06dd1f966ba5200745ceaf..d1c59d83a65b96ca7eb2d7bf541aa17391984ec8 100644 (file)
--- 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);
@@ -2468,6 +2474,7 @@ 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);