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i2c: stm32: add support for the STM32MP13 soc
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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>
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Alain Volmat authored and Wolfram Sang committed Jul 16, 2022
1 parent c80cb51 commit d4d2f17
Showing 1 changed file with 7 additions and 0 deletions.
7 changes: 7 additions & 0 deletions drivers/i2c/busses/i2c-stm32f7.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);
Expand Down Expand Up @@ -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);
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