linux-kernel - Re: [PATCH] clk: qcom: smd: Add missing bimc clock

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Date:   Tue, 17 Dec 2019 22:31:58 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Jeffrey Hugo <jeffrey.l.hugo@...il.com>
Cc:     mturquette@...libre.com, sboyd@...nel.org, andy.gross@...aro.org,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: qcom: smd: Add missing bimc clock

On Tue 17 Dec 08:54 PST 2019, Jeffrey Hugo wrote:

> It turns out booting the modem is dependent on a bimc vote from Linux on
> msm8998.  To make the modem happy, add the bimc clock to rely on the
> default vote from rpmcc.  Once we have interconnect support, bimc should
> be controlled properly.
> 
> Fixes: 6131dc81211c ("clk: qcom: smd: Add support for MSM8998 rpm clocks")

Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>

> Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@...il.com>
> ---
>  drivers/clk/qcom/clk-smd-rpm.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/clk/qcom/clk-smd-rpm.c b/drivers/clk/qcom/clk-smd-rpm.c
> index 930fa4a4c52a..e5c3db11bf26 100644
> --- a/drivers/clk/qcom/clk-smd-rpm.c
> +++ b/drivers/clk/qcom/clk-smd-rpm.c
> @@ -648,6 +648,7 @@ static const struct rpm_smd_clk_desc rpm_clk_qcs404 = {
>  };
>  
>  /* msm8998 */
> +DEFINE_CLK_SMD_RPM(msm8998, bimc_clk, bimc_a_clk, QCOM_SMD_RPM_MEM_CLK, 0);
>  DEFINE_CLK_SMD_RPM(msm8998, pcnoc_clk, pcnoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 0);
>  DEFINE_CLK_SMD_RPM(msm8998, snoc_clk, snoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 1);
>  DEFINE_CLK_SMD_RPM(msm8998, cnoc_clk, cnoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 2);
> @@ -671,6 +672,8 @@ DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(msm8998, rf_clk2_pin, rf_clk2_a_pin, 5);
>  DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8998, rf_clk3, rf_clk3_a, 6);
>  DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(msm8998, rf_clk3_pin, rf_clk3_a_pin, 6);
>  static struct clk_smd_rpm *msm8998_clks[] = {
> +	[RPM_SMD_BIMC_CLK] = &msm8998_bimc_clk,
> +	[RPM_SMD_BIMC_A_CLK] = &msm8998_bimc_a_clk,
>  	[RPM_SMD_PCNOC_CLK] = &msm8998_pcnoc_clk,
>  	[RPM_SMD_PCNOC_A_CLK] = &msm8998_pcnoc_a_clk,
>  	[RPM_SMD_SNOC_CLK] = &msm8998_snoc_clk,
> -- 
> 2.17.1
>