[U-Boot] [PATCH] rockchip: clk: rk3399: 24MHz is not a power of 2
Philipp Tomsich
philipp.tomsich at theobroma-systems.com
Fri Mar 24 18:35:37 UTC 2017
The clock driver for the RK3399 mistakenly used (24 * 2^20) where it
should have used (24 * 10^6) in a few calculations.
This commits fixes this.
Signed-off-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
---
drivers/clk/rockchip/clk_rk3399.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index 1ac4ff4..ff3cc37 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -667,7 +667,7 @@ static ulong rk3399_mmc_get_clk(struct rk3399_cru *cru, uint clk_id)
if ((con & CLK_EMMC_PLL_MASK) >> CLK_EMMC_PLL_SHIFT
== CLK_EMMC_PLL_SEL_24M)
- return DIV_TO_RATE(24*1024*1024, div);
+ return DIV_TO_RATE(24*1000*1000, div);
else
return DIV_TO_RATE(GPLL_HZ, div);
}
@@ -685,7 +685,7 @@ static ulong rk3399_mmc_set_clk(struct rk3399_cru *cru,
if (src_clk_div > 127) {
/* use 24MHz source for 400KHz clock */
- src_clk_div = 24*1024*1024 / set_rate;
+ src_clk_div = 24*1000*1000 / set_rate;
rk_clrsetreg(&cru->clksel_con[16],
CLK_EMMC_PLL_MASK | CLK_EMMC_DIV_CON_MASK,
CLK_EMMC_PLL_SEL_24M << CLK_EMMC_PLL_SHIFT |
--
1.9.1
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