[PATCH v12 2/5] clk: qcom: gcc-ipq9574: Add USB related clocks

Varadarajan Narayanan
2023-06-07T10:50:40Z

Add the clocks needed for enabling USB in IPQ9574

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
---
Changes in v12:
- Rebase qcom,ipq9574-gcc.h

Changes in v10:
- Add 'const' for .hw.init = &(struct clk_init_data)

Changes in v2:
- Fixed coding style issues
---
drivers/clk/qcom/gcc-ipq9574.c | 37 ++++++++++++++++++++++++++++
include/dt-bindings/clock/qcom,ipq9574-gcc.h | 2 ++
2 files changed, 39 insertions(+)

diff --git a/drivers/clk/qcom/gcc-ipq9574.c b/drivers/clk/qcom/gcc-ipq9574.c
index 7b0505f..8e1a3ff 100644
--- a/drivers/clk/qcom/gcc-ipq9574.c
+++ b/drivers/clk/qcom/gcc-ipq9574.c
@@ -1969,6 +1969,41 @@ static struct clk_regmap_mux usb0_pipe_clk_src = {
},
};

+static struct clk_branch gcc_usb0_pipe_clk = {
+ .halt_reg = 0x2c054,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x2c054,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "gcc_usb0_pipe_clk",
+ .parent_hws = (const struct clk_hw *[]) {
+ &usb0_pipe_clk_src.clkr.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb0_sleep_clk = {
+ .halt_reg = 0x2c058,
+ .clkr = {
+ .enable_reg = 0x2c058,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "gcc_usb0_sleep_clk",
+ .parent_hws = (const struct clk_hw *[]) {
+ &gcc_sleep_clk_src.clkr.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
static const struct freq_tbl ftbl_sdcc_apps_clk_src[] = {
F(144000, P_XO, 16, 12, 125),
F(400000, P_XO, 12, 1, 5),
@@ -3932,6 +3967,8 @@ static struct clk_regmap *gcc_ipq9574_clks[] = {
[GCC_USB0_MOCK_UTMI_CLK] = &gcc_usb0_mock_utmi_clk.clkr,
[USB0_PIPE_CLK_SRC] = &usb0_pipe_clk_src.clkr,
[GCC_USB0_PHY_CFG_AHB_CLK] = &gcc_usb0_phy_cfg_ahb_clk.clkr,
+ [GCC_USB0_PIPE_CLK] = &gcc_usb0_pipe_clk.clkr,
+ [GCC_USB0_SLEEP_CLK] = &gcc_usb0_sleep_clk.clkr,
[SDCC1_APPS_CLK_SRC] = &sdcc1_apps_clk_src.clkr,
[GCC_SDCC1_APPS_CLK] = &gcc_sdcc1_apps_clk.clkr,
[SDCC1_ICE_CORE_CLK_SRC] = &sdcc1_ice_core_clk_src.clkr,
diff --git a/include/dt-bindings/clock/qcom,ipq9574-gcc.h b/include/dt-bindings/clock/qcom,ipq9574-gcc.h
index 5a2961b..c7c914c 100644
--- a/include/dt-bindings/clock/qcom,ipq9574-gcc.h
+++ b/include/dt-bindings/clock/qcom,ipq9574-gcc.h
@@ -210,4 +210,6 @@
#define GCC_SNOC_PCIE1_1LANE_S_CLK 201
#define GCC_SNOC_PCIE2_2LANE_S_CLK 202
#define GCC_SNOC_PCIE3_2LANE_S_CLK 203
+#define GCC_USB0_PIPE_CLK 204
+#define GCC_USB0_SLEEP_CLK 205
#endif
--
2.7.4