clk: qcom: gcc: Add support for Secure control source clock

The secure controller driver requires to request for various frequencies
on the source clock, thus add support for the same.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Link: https://lkml.kernel.org/r/1589709861-27580-4-git-send-email-tdas@codeaurora.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

diff --git a/drivers/clk/qcom/gcc-sc7180.c b/drivers/clk/qcom/gcc-sc7180.c
index 7338052..ca4383e 100644 (file)
--- a/drivers/clk/qcom/gcc-sc7180.c
+++ b/drivers/clk/qcom/gcc-sc7180.c
@@ -817,6 +817,26 @@ static struct clk_rcg2 gcc_usb3_prim_phy_aux_clk_src = {
        },
 };
 
+static const struct freq_tbl ftbl_gcc_sec_ctrl_clk_src[] = {
+       F(4800000, P_BI_TCXO, 4, 0, 0),
+       F(19200000, P_BI_TCXO, 1, 0, 0),
+       { }
+};
+
+static struct clk_rcg2 gcc_sec_ctrl_clk_src = {
+       .cmd_rcgr = 0x3d030,
+       .mnd_width = 0,
+       .hid_width = 5,
+       .parent_map = gcc_parent_map_3,
+       .freq_tbl = ftbl_gcc_sec_ctrl_clk_src,
+       .clkr.hw.init = &(struct clk_init_data){
+               .name = "gcc_sec_ctrl_clk_src",
+               .parent_data = gcc_parent_data_3,
+               .num_parents = ARRAY_SIZE(gcc_parent_data_3),
+               .ops = &clk_rcg2_ops,
+       },
+};
+
 static struct clk_branch gcc_aggre_ufs_phy_axi_clk = {
        .halt_reg = 0x82024,
        .halt_check = BRANCH_HALT_DELAY,
@@ -2407,6 +2427,7 @@ static struct clk_regmap *gcc_sc7180_clocks[] = {
        [GCC_MSS_NAV_AXI_CLK] = &gcc_mss_nav_axi_clk.clkr,
        [GCC_MSS_Q6_MEMNOC_AXI_CLK] = &gcc_mss_q6_memnoc_axi_clk.clkr,
        [GCC_MSS_SNOC_AXI_CLK] = &gcc_mss_snoc_axi_clk.clkr,
+       [GCC_SEC_CTRL_CLK_SRC] = &gcc_sec_ctrl_clk_src.clkr,
 };
 
 static const struct qcom_reset_map gcc_sc7180_resets[] = {