[PATCH 4/8] clk: qcom: camcc-x1e80100: Add support for camera QDSS debug clocks
From: Jagadeesh Kona <hidden>
Date: 2026-01-27 19:27:06
Also in:
linux-arm-msm, linux-clk, lkml
Subsystem:
arm/qualcomm mailing list, common clk framework, qualcomm clock drivers, the rest · Maintainers:
Michael Turquette, Stephen Boyd, Bjorn Andersson, Linus Torvalds
Add support for camera QDSS debug clocks on X1E80100 platform. Signed-off-by: Jagadeesh Kona <redacted> --- drivers/clk/qcom/camcc-x1e80100.c | 64 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+)
diff --git a/drivers/clk/qcom/camcc-x1e80100.c b/drivers/clk/qcom/camcc-x1e80100.c
index cbcc1c9fcb341e51272f5595f574f9cb7ef2b52e..7e3fc7aee854eee841176a1330f97dc91af91670 100644
--- a/drivers/clk/qcom/camcc-x1e80100.c
+++ b/drivers/clk/qcom/camcc-x1e80100.c@@ -1052,6 +1052,31 @@ static struct clk_rcg2 cam_cc_mclk7_clk_src = { }, }; +static const struct freq_tbl ftbl_cam_cc_qdss_debug_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(60000000, P_CAM_CC_PLL8_OUT_EVEN, 8, 0, 0), + F(75000000, P_CAM_CC_PLL0_OUT_EVEN, 8, 0, 0), + F(150000000, P_CAM_CC_PLL0_OUT_EVEN, 4, 0, 0), + F(300000000, P_CAM_CC_PLL0_OUT_MAIN, 4, 0, 0), + { } +}; + +static struct clk_rcg2 cam_cc_qdss_debug_clk_src = { + .cmd_rcgr = 0x13938, + .mnd_width = 0, + .hid_width = 5, + .parent_map = cam_cc_parent_map_0, + .freq_tbl = ftbl_cam_cc_qdss_debug_clk_src, + .hw_clk_ctrl = true, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "cam_cc_qdss_debug_clk_src", + .parent_data = cam_cc_parent_data_0, + .num_parents = ARRAY_SIZE(cam_cc_parent_data_0), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + static const struct freq_tbl ftbl_cam_cc_sfe_0_clk_src[] = { F(345600000, P_CAM_CC_PLL6_OUT_EVEN, 1, 0, 0), F(432000000, P_CAM_CC_PLL6_OUT_EVEN, 1, 0, 0),
@@ -2182,6 +2207,42 @@ static struct clk_branch cam_cc_mclk7_clk = { }, }; +static struct clk_branch cam_cc_qdss_debug_clk = { + .halt_reg = 0x13a64, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x13a64, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "cam_cc_qdss_debug_clk", + .parent_hws = (const struct clk_hw*[]) { + &cam_cc_qdss_debug_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch cam_cc_qdss_debug_xo_clk = { + .halt_reg = 0x13a68, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x13a68, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "cam_cc_qdss_debug_xo_clk", + .parent_hws = (const struct clk_hw*[]) { + &cam_cc_xo_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch cam_cc_sfe_0_clk = { .halt_reg = 0x133c0, .halt_check = BRANCH_HALT,
@@ -2398,6 +2459,9 @@ static struct clk_regmap *cam_cc_x1e80100_clocks[] = { [CAM_CC_PLL6_OUT_EVEN] = &cam_cc_pll6_out_even.clkr, [CAM_CC_PLL8] = &cam_cc_pll8.clkr, [CAM_CC_PLL8_OUT_EVEN] = &cam_cc_pll8_out_even.clkr, + [CAM_CC_QDSS_DEBUG_CLK] = &cam_cc_qdss_debug_clk.clkr, + [CAM_CC_QDSS_DEBUG_CLK_SRC] = &cam_cc_qdss_debug_clk_src.clkr, + [CAM_CC_QDSS_DEBUG_XO_CLK] = &cam_cc_qdss_debug_xo_clk.clkr, [CAM_CC_SFE_0_CLK] = &cam_cc_sfe_0_clk.clkr, [CAM_CC_SFE_0_CLK_SRC] = &cam_cc_sfe_0_clk_src.clkr, [CAM_CC_SFE_0_FAST_AHB_CLK] = &cam_cc_sfe_0_fast_ahb_clk.clkr,
--
2.34.1