From c235b087b393f02790608a94d9c15df282abca28 Mon Sep 17 00:00:00 2001 From: Patrick Delaunay Date: Mon, 29 Oct 2018 15:31:56 +0100 Subject: [PATCH] i2c: stm32f7: change setup struct to const Change static array to const when it is useful to save memory (move stm32f7_setup=0x18 from .data to .rodata section) Signed-off-by: Patrick Delaunay --- drivers/i2c/stm32f7_i2c.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/stm32f7_i2c.c b/drivers/i2c/stm32f7_i2c.c index 7ed04d9bfc..3872364d6b 100644 --- a/drivers/i2c/stm32f7_i2c.c +++ b/drivers/i2c/stm32f7_i2c.c @@ -197,7 +197,7 @@ struct stm32_i2c_priv { int speed; }; -static struct stm32_i2c_spec i2c_specs[] = { +static const struct stm32_i2c_spec i2c_specs[] = { [STM32_I2C_SPEED_STANDARD] = { .rate = STANDARD_RATE, .rate_min = 8000, @@ -236,7 +236,7 @@ static struct stm32_i2c_spec i2c_specs[] = { }, }; -static struct stm32_i2c_setup stm32f7_setup = { +static const struct stm32_i2c_setup stm32f7_setup = { .rise_time = STM32_I2C_RISE_TIME_DEFAULT, .fall_time = STM32_I2C_FALL_TIME_DEFAULT, .dnf = STM32_I2C_DNF_DEFAULT,