clk: socfpga: switch to GENMASK()

Convert the code to use GENMASK() helper instead of div_mask() macro.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Andy Shevchenko 2015-07-13 17:07:43 +03:00 committed by Stephen Boyd
parent 4b5fb7dc90
commit 25d4d341d3
5 changed files with 4 additions and 5 deletions

View File

@ -39,7 +39,7 @@ static unsigned long socfpga_gate_clk_recalc_rate(struct clk_hw *hwclk,
div = socfpgaclk->fixed_div;
else if (socfpgaclk->div_reg) {
val = readl(socfpgaclk->div_reg) >> socfpgaclk->shift;
val &= div_mask(socfpgaclk->width);
val &= GENMASK(socfpgaclk->width - 1, 0);
div = (1 << val);
}

View File

@ -105,7 +105,7 @@ static unsigned long socfpga_clk_recalc_rate(struct clk_hw *hwclk,
div = socfpgaclk->fixed_div;
else if (socfpgaclk->div_reg) {
val = readl(socfpgaclk->div_reg) >> socfpgaclk->shift;
val &= div_mask(socfpgaclk->width);
val &= GENMASK(socfpgaclk->width - 1, 0);
/* Check for GPIO_DB_CLK by its offset */
if ((int) socfpgaclk->div_reg & SOCFPGA_GPIO_DB_CLK_OFFSET)
div = val + 1;

View File

@ -38,7 +38,7 @@ static unsigned long clk_periclk_recalc_rate(struct clk_hw *hwclk,
div = socfpgaclk->fixed_div;
} else if (socfpgaclk->div_reg) {
div = readl(socfpgaclk->div_reg) >> socfpgaclk->shift;
div &= div_mask(socfpgaclk->width);
div &= GENMASK(socfpgaclk->width - 1, 0);
div += 1;
} else {
div = ((readl(socfpgaclk->hw.reg) & 0x7ff) + 1);

View File

@ -35,7 +35,7 @@ static unsigned long clk_periclk_recalc_rate(struct clk_hw *hwclk,
} else {
if (socfpgaclk->div_reg) {
val = readl(socfpgaclk->div_reg) >> socfpgaclk->shift;
val &= div_mask(socfpgaclk->width);
val &= GENMASK(socfpgaclk->width - 1, 0);
parent_rate /= (val + 1);
}
div = ((readl(socfpgaclk->hw.reg) & 0x1ff) + 1);

View File

@ -26,7 +26,6 @@
#define CLKMGR_PERPLL_SRC 0xAC
#define SOCFPGA_MAX_PARENTS 5
#define div_mask(width) ((1 << (width)) - 1)
#define streq(a, b) (strcmp((a), (b)) == 0)
#define SYSMGR_SDMMC_CTRL_SET(smplsel, drvsel) \