From 8543537c7d9994335fd53659d44934a2cabac2f5 Mon Sep 17 00:00:00 2001 From: Miquel Raynal Date: Fri, 15 Oct 2021 10:14:33 +0200 Subject: mfd: ti_am335x_tscadc: Simplify divisor calculation Let's rewrite this on a single line, it does not hurt the readability and saves a useless temporary variable. Signed-off-by: Miquel Raynal Reviewed-by: Jonathan Cameron Signed-off-by: Lee Jones Link: https://lore.kernel.org/r/20211015081506.933180-16-miquel.raynal@bootlin.com --- drivers/mfd/ti_am335x_tscadc.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'drivers/mfd') diff --git a/drivers/mfd/ti_am335x_tscadc.c b/drivers/mfd/ti_am335x_tscadc.c index 7f7b8e79a7bf..20d8ddee27fe 100644 --- a/drivers/mfd/ti_am335x_tscadc.c +++ b/drivers/mfd/ti_am335x_tscadc.c @@ -122,7 +122,6 @@ static int ti_tscadc_probe(struct platform_device *pdev) const __be32 *cur; u32 val; int err, ctrl; - int clock_rate; int tsc_wires = 0, adc_channels = 0, total_channels; int readouts = 0; @@ -212,11 +211,8 @@ static int ti_tscadc_probe(struct platform_device *pdev) err = PTR_ERR(clk); goto err_disable_clk; } - clock_rate = clk_get_rate(clk); - tscadc->clk_div = clock_rate / ADC_CLK; - /* TSCADC_CLKDIV needs to be configured to the value minus 1 */ - tscadc->clk_div--; + tscadc->clk_div = (clk_get_rate(clk) / ADC_CLK) - 1; regmap_write(tscadc->regmap, REG_CLKDIV, tscadc->clk_div); /* Set the control register bits */ -- cgit v1.2.3