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SubjectRe: [PATCH V3 2/4] clk: qcom: gcc-ipq9574: Enable crypto clocks


On 5/18/23 7:41 PM, Anusha Rao <quic_anusha@quicinc.com> wrote:
> Enable the clocks required for crypto operation.
>
> Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
> ---
> Changes in V3:
> - Added GCC prefix to CRYPTO_CLK_SRC.
>
> drivers/clk/qcom/gcc-ipq9574.c | 72 ++++++++++++++++++++++++++++++++++
> 1 file changed, 72 insertions(+)
>
> diff --git a/drivers/clk/qcom/gcc-ipq9574.c b/drivers/clk/qcom/gcc-ipq9574.c
> index 7b0505f5c255..73663168d72a 100644
> --- a/drivers/clk/qcom/gcc-ipq9574.c
> +++ b/drivers/clk/qcom/gcc-ipq9574.c
> @@ -728,6 +728,41 @@ static struct clk_rcg2 blsp1_uart6_apps_clk_src = {
> },
> };
>
> +static const struct freq_tbl ftbl_gcc_crypto_clk_src[] = {
> + F(160000000, P_GPLL0, 5, 0, 0),
> + { }
> +};
> +
> +static struct clk_rcg2 gcc_crypto_clk_src = {
> + .cmd_rcgr = 0x16004,
> + .freq_tbl = ftbl_gcc_crypto_clk_src,
> + .hid_width = 5,
> + .parent_map = gcc_xo_gpll0_gpll0_out_main_div2_map,
> + .clkr.hw.init = &(const struct clk_init_data) {
> + .name = "gcc_crypto_clk_src",
> + .parent_data = gcc_xo_gpll0_gpll0_out_main_div2,
> + .num_parents = ARRAY_SIZE(gcc_xo_gpll0_gpll0_out_main_div2),
> + .ops = &clk_rcg2_ops,
> + },
> +};
> +
> +static struct clk_branch gcc_crypto_clk = {
> + .halt_reg = 0x1600c,
> + .halt_check = BRANCH_HALT_VOTED,
> + .clkr = {
> + .enable_reg = 0x0b004,
> + .enable_mask = BIT(14),
> + .hw.init = &(const struct clk_init_data) {
> + .name = "gcc_crypto_clk",
> + .parent_hws = (const struct clk_hw *[]) {
> + &gcc_crypto_clk_src.clkr.hw },
> + .num_parents = 1,
> + .flags = CLK_SET_RATE_PARENT,
> + .ops = &clk_branch2_ops,
> + },
> + },
> +};
> +
> static struct clk_branch gcc_apss_ahb_clk = {
> .halt_reg = 0x24018,
> .halt_check = BRANCH_HALT_VOTED,
> @@ -2071,6 +2106,38 @@ static struct clk_rcg2 pcnoc_bfdcd_clk_src = {
> },
> };
>
> +static struct clk_branch gcc_crypto_axi_clk = {
> + .halt_reg = 0x16010,
> + .clkr = {
> + .enable_reg = 0x16010,
> + .enable_mask = BIT(0),
> + .hw.init = &(const struct clk_init_data) {
> + .name = "gcc_crypto_axi_clk",
> + .parent_hws = (const struct clk_hw *[]) {
> + &pcnoc_bfdcd_clk_src.clkr.hw },
> + .num_parents = 1,
> + .flags = CLK_SET_RATE_PARENT,
> + .ops = &clk_branch2_ops,
> + },
> + },
> +};
> +
> +static struct clk_branch gcc_crypto_ahb_clk = {
> + .halt_reg = 0x16014,
> + .clkr = {
> + .enable_reg = 0x16014,
> + .enable_mask = BIT(0),
> + .hw.init = &(const struct clk_init_data) {
> + .name = "gcc_crypto_ahb_clk",
> + .parent_hws = (const struct clk_hw *[]) {
> + &pcnoc_bfdcd_clk_src.clkr.hw },
> + .num_parents = 1,
> + .flags = CLK_SET_RATE_PARENT,
> + .ops = &clk_branch2_ops,
> + },
> + },
> +};
> +
> static struct clk_branch gcc_nsscfg_clk = {
> .halt_reg = 0x1702c,
> .clkr = {
> @@ -4036,6 +4103,10 @@ static struct clk_regmap *gcc_ipq9574_clks[] = {
> [GCC_SNOC_PCIE1_1LANE_S_CLK] = &gcc_snoc_pcie1_1lane_s_clk.clkr,
> [GCC_SNOC_PCIE2_2LANE_S_CLK] = &gcc_snoc_pcie2_2lane_s_clk.clkr,
> [GCC_SNOC_PCIE3_2LANE_S_CLK] = &gcc_snoc_pcie3_2lane_s_clk.clkr,
> + [GCC_CRYPTO_CLK_SRC] = &gcc_crypto_clk_src.clkr,
> + [GCC_CRYPTO_CLK] = &gcc_crypto_clk.clkr,
> + [GCC_CRYPTO_AXI_CLK] = &gcc_crypto_axi_clk.clkr,
> + [GCC_CRYPTO_AHB_CLK] = &gcc_crypto_ahb_clk.clkr,
> };

Can we please add these in alphabetical order. For e.g. here these entries would follow those for '[GCC_CMN_BLK_APU_ARES] = { 0x3a010, 2 },'

> static const struct qcom_reset_map gcc_ipq9574_resets[] = {
> @@ -4193,6 +4264,7 @@ static const struct qcom_reset_map gcc_ipq9574_resets[] = {
> [GCC_WCSS_ECAHB_ARES] = { 0x25070, 0 },
> [GCC_WCSS_Q6_BCR] = { 0x18000, 0 },
> [GCC_WCSS_Q6_TBU_BCR] = { 0x12054, 0 },
> + [GCC_CRYPTO_BCR] = { 0x16000, 0 },

Same as above.

With the above addressed:
Reviewed-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>

Thanks.

> };
>
> static const struct of_device_id gcc_ipq9574_match_table[] = {
>

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