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

From: Anusha Rao
Date: Thu May 18 2023 - 10:12:50 EST


Enable the clocks required for crypto operation.

Signed-off-by: Anusha Rao <quic_anusha@xxxxxxxxxxx>
---
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,
};

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 },
};

static const struct of_device_id gcc_ipq9574_match_table[] = {
--
2.17.1