[U-Boot] [PATCH 1/2] ram: rk3328: Use correct frequency units in function

[Kever Yang]

On 2019/10/7 上午12:28, Simon South wrote:
> Fix a pair of tests in phy_dll_bypass_set() that used incorrect units
> for the DDR frequency, causing the DRAM controller to be misconfigured
> in most cases.
>
> Signed-off-by: Simon South <simon at simonsouth.net>


Reviewed-by: Kever Yang<kever.yang at rock-chips.com>


Thanks,
- Kever
> ---
>   drivers/ram/rockchip/sdram_rk3328.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/ram/rockchip/sdram_rk3328.c b/drivers/ram/rockchip/sdram_rk3328.c
> index 656696ac3c..0541bbadf0 100644
> --- a/drivers/ram/rockchip/sdram_rk3328.c
> +++ b/drivers/ram/rockchip/sdram_rk3328.c
> @@ -311,12 +311,12 @@ static void phy_dll_bypass_set(struct dram_info *dram, u32 freq)
>   	setbits_le32(PHY_REG(phy_base, 0x56), 1 << 4);
>   	clrbits_le32(PHY_REG(phy_base, 0x57), 1 << 3);
>   
> -	if (freq <= (400 * MHz))
> +	if (freq <= 400)
>   		/* DLL bypass */
>   		setbits_le32(PHY_REG(phy_base, 0xa4), 0x1f);
>   	else
>   		clrbits_le32(PHY_REG(phy_base, 0xa4), 0x1f);
> -	if (freq <= (680 * MHz))
> +	if (freq <= 680)
>   		tmp = 2;
>   	else
>   		tmp = 1;