Re: [PATCH v1 5/7] clk: qcom: gcc-ipq9574: Add CPR clock definition

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On Thu, Jun 20, 2024 at 01:44:25PM GMT, Varadarajan Narayanan wrote:
> Add the CPR clock definition needed for enabling access to
> CPR register space.
> 
> Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx>
> ---
>  drivers/clk/qcom/gcc-ipq9574.c | 38 ++++++++++++++++++++++++++++++++++
>  1 file changed, 38 insertions(+)
> 
> diff --git a/drivers/clk/qcom/gcc-ipq9574.c b/drivers/clk/qcom/gcc-ipq9574.c
> index e1dc74d04ed1..7c8eb94f654b 100644
> --- a/drivers/clk/qcom/gcc-ipq9574.c
> +++ b/drivers/clk/qcom/gcc-ipq9574.c
> @@ -3994,6 +3994,43 @@ static struct clk_branch gcc_xo_div4_clk = {
>  	},
>  };
>  
> +static const struct freq_tbl ftbl_hmss_rbcpr_clk_src[] = {
> +	F(24000000, P_XO, 1, 0, 0),
> +	{ }
> +};
> +
> +static struct clk_rcg2 rbcpr_clk_src = {
> +	.cmd_rcgr = 0x48044,
> +	.mnd_width = 0,
> +	.hid_width = 5,
> +	.parent_map = gcc_xo_map,
> +	.freq_tbl = ftbl_gp1_clk_src,
> +	.clkr.hw.init = &(struct clk_init_data){
> +		.name = "rbcpr_clk_src",
> +		.parent_data = gcc_xo_gpll0_gpll4,
> +		.num_parents = ARRAY_SIZE(gcc_xo_map),
> +		.ops = &clk_rcg2_ops,
> +	},
> +};
> +
> +static struct clk_branch gcc_rbcpr_clk = {
> +	.halt_reg = 0x48008,
> +	.halt_check = BRANCH_HALT,
> +	.clkr = {
> +		.enable_reg = 0x48008,
> +		.enable_mask = BIT(0),
> +		.hw.init = &(struct clk_init_data){
> +			.name = "gcc_rbcpr_clk",
> +			.parent_hws = (const struct clk_hw *[]) {
> +				&rbcpr_clk_src.clkr.hw,

Where is the &rbcpr_clk_src registered?

> +			},
> +			.num_parents = 1,
> +			.flags = CLK_SET_RATE_PARENT,
> +			.ops = &clk_branch2_ops,
> +		},
> +	},
> +};
> +
>  static struct clk_hw *gcc_ipq9574_hws[] = {
>  	&gpll0_out_main_div2.hw,
>  	&gcc_xo_div4_clk_src.hw,
> @@ -4219,6 +4256,7 @@ static struct clk_regmap *gcc_ipq9574_clks[] = {
>  	[GCC_PCIE1_PIPE_CLK] = &gcc_pcie1_pipe_clk.clkr,
>  	[GCC_PCIE2_PIPE_CLK] = &gcc_pcie2_pipe_clk.clkr,
>  	[GCC_PCIE3_PIPE_CLK] = &gcc_pcie3_pipe_clk.clkr,
> +	[GCC_RBCPR_CLK] = &gcc_rbcpr_clk.clkr,
>  };
>  
>  static const struct qcom_reset_map gcc_ipq9574_resets[] = {
> -- 
> 2.34.1
> 

-- 
With best wishes
Dmitry




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