[U-Boot] [PATCH 1/1] clk: rockchip: rk3328: Configure CPU clock【请注意,邮件由u-boot-bounces at lists.denx.de代发】
Kever Yang
kever.yang at rock-chips.com
Mon Oct 14 09:54:59 UTC 2019
On 2019/10/14 下午5:06, Kever Yang wrote:
>
> On 2019/10/11 上午3:28, Simon South wrote:
>> Add a call to rk3328_configure_cpu() during initialization to set the
>> CPU-clock frequency.
>>
>> Signed-off-by: Simon South <simon at simonsouth.net>
>
> Reviewed-by: Kever Yang<kever.yang at rock-chips.com>
Applied to u-boot-rockchip master.
>
>
> Thanks,
> - Kever
>> ---
>> arch/arm/include/asm/arch-rockchip/cru_rk3328.h | 3 +++
>> drivers/clk/rockchip/clk_rk3328.c | 2 ++
>> 2 files changed, 5 insertions(+)
>>
>> diff --git a/arch/arm/include/asm/arch-rockchip/cru_rk3328.h
>> b/arch/arm/include/asm/arch-rockchip/cru_rk3328.h
>> index 15b9788d9c..4bf69dbe08 100644
>> --- a/arch/arm/include/asm/arch-rockchip/cru_rk3328.h
>> +++ b/arch/arm/include/asm/arch-rockchip/cru_rk3328.h
>> @@ -66,4 +66,7 @@ enum apll_frequencies {
>> APLL_600_MHZ,
>> };
>> +void rk3328_configure_cpu(struct rk3328_cru *cru,
>> + enum apll_frequencies apll_freq);
>> +
>> #endif /* __ASM_ARCH_CRU_RK3328_H_ */
>> diff --git a/drivers/clk/rockchip/clk_rk3328.c
>> b/drivers/clk/rockchip/clk_rk3328.c
>> index a89e2ecc4a..4331048a87 100644
>> --- a/drivers/clk/rockchip/clk_rk3328.c
>> +++ b/drivers/clk/rockchip/clk_rk3328.c
>> @@ -282,6 +282,8 @@ static void rkclk_init(struct rk3328_cru *cru)
>> u32 hclk_div;
>> u32 pclk_div;
>> + rk3328_configure_cpu(cru, APLL_600_MHZ);
>> +
>> /* configure gpll cpll */
>> rkclk_set_pll(cru, CLK_GENERAL, &gpll_init_cfg);
>> rkclk_set_pll(cru, CLK_CODEC, &cpll_init_cfg);
>
>
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