diff options
author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-03-24 15:32:16 +0300 |
---|---|---|
committer | Wolfram Sang <wsa@the-dreams.de> | 2020-03-25 00:36:59 +0300 |
commit | 90224e6468e15d5eb22a10ae1849cf8ca2e7360a (patch) | |
tree | f5ba968fec565daa61c1bff4d04da380873f0254 /drivers/i2c/busses/i2c-sh_mobile.c | |
parent | 7b8c4c0b2acbdf355f0b78557d6f7290955d726d (diff) | |
download | linux-90224e6468e15d5eb22a10ae1849cf8ca2e7360a.tar.xz |
i2c: drivers: Use generic definitions for bus frequencies
Since we have generic definitions for bus frequencies, let's use them.
Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Acked-by: Robert Richter <rrichter@marvell.com>
Reviewed-by: Thor Thayer <thor.thayer@linux.intel.com>
Acked-by: Elie Morisse <syniurge@gmail.com>
Acked-by: Nehal Shah <nehal-bakulchandra.shah@amd.com>
Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
Acked-by: Scott Branden <scott.branden@broadcom.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Acked-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Acked-by: Vladimir Zapolskiy <vz@mleia.com>
Acked-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Chris Brandt <chris.brandt@renesas.com>
Reviewed-by: Baolin Wang <baolin.wang7@gmail.com>
Reviewed-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-sh_mobile.c')
-rw-r--r-- | drivers/i2c/busses/i2c-sh_mobile.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c index 82b3b795e0bd..d83ca4028fa0 100644 --- a/drivers/i2c/busses/i2c-sh_mobile.c +++ b/drivers/i2c/busses/i2c-sh_mobile.c @@ -145,9 +145,6 @@ struct sh_mobile_dt_config { #define IIC_FLAG_HAS_ICIC67 (1 << 0) -#define STANDARD_MODE 100000 -#define FAST_MODE 400000 - /* Register offsets */ #define ICDR 0x00 #define ICCR 0x04 @@ -270,11 +267,11 @@ static int sh_mobile_i2c_init(struct sh_mobile_i2c_data *pd) i2c_clk_khz = clk_get_rate(pd->clk) / 1000 / pd->clks_per_count; - if (pd->bus_speed == STANDARD_MODE) { + if (pd->bus_speed == I2C_MAX_STANDARD_MODE_FREQ) { tLOW = 47; /* tLOW = 4.7 us */ tHIGH = 40; /* tHD;STA = tHIGH = 4.0 us */ tf = 3; /* tf = 0.3 us */ - } else if (pd->bus_speed == FAST_MODE) { + } else if (pd->bus_speed == I2C_MAX_FAST_MODE_FREQ) { tLOW = 13; /* tLOW = 1.3 us */ tHIGH = 6; /* tHD;STA = tHIGH = 0.6 us */ tf = 3; /* tf = 0.3 us */ @@ -851,7 +848,7 @@ static int sh_mobile_i2c_probe(struct platform_device *dev) return PTR_ERR(pd->reg); ret = of_property_read_u32(dev->dev.of_node, "clock-frequency", &bus_speed); - pd->bus_speed = (ret || !bus_speed) ? STANDARD_MODE : bus_speed; + pd->bus_speed = (ret || !bus_speed) ? I2C_MAX_STANDARD_MODE_FREQ : bus_speed; pd->clks_per_count = 1; /* Newer variants come with two new bits in ICIC */ |