Use newly defined clk_regmap_pipe_ops for PCIe pipe clocks to let
the clock framework automatically park the clock when the clock is
switched off and restore the parent when the clock is switched on.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
drivers/clk/qcom/gcc-sc7280.c | 49 ++++++++++++++---------------------
1 file changed, 19 insertions(+), 30 deletions(-)
diff --git a/drivers/clk/qcom/gcc-sc7280.c b/drivers/clk/qcom/gcc-sc7280.c
index 423627d49719..458e7bd4a3cb 100644
--- a/drivers/clk/qcom/gcc-sc7280.c
+++ b/drivers/clk/qcom/gcc-sc7280.c
@@ -17,6 +17,7 @@
#include "clk-rcg.h"
#include "clk-regmap-divider.h"
#include "clk-regmap-mux.h"
+#include "clk-regmap-pipe.h"
#include "common.h"
#include "gdsc.h"
#include "reset.h"
@@ -255,26 +256,6 @@ static const struct clk_parent_data gcc_parent_data_5[] = {
{ .hw = &gcc_gpll0_out_even.clkr.hw },
};
-static const struct parent_map gcc_parent_map_6[] = {
- { P_PCIE_0_PIPE_CLK, 0 },
- { P_BI_TCXO, 2 },
-};
-
-static const struct clk_parent_data gcc_parent_data_6[] = {
- { .fw_name = "pcie_0_pipe_clk", .name = "pcie_0_pipe_clk" },
- { .fw_name = "bi_tcxo" },
-};
-
-static const struct parent_map gcc_parent_map_7[] = {
- { P_PCIE_1_PIPE_CLK, 0 },
- { P_BI_TCXO, 2 },
-};
-
-static const struct clk_parent_data gcc_parent_data_7[] = {
- { .fw_name = "pcie_1_pipe_clk", .name = "pcie_1_pipe_clk" },
- { .fw_name = "bi_tcxo" },
-};
-
static const struct parent_map gcc_parent_map_8[] = {
{ P_BI_TCXO, 0 },
{ P_GCC_GPLL0_OUT_MAIN, 1 },
@@ -369,32 +350,40 @@ static const struct clk_parent_data gcc_parent_data_15[] = {
{ .hw = &gcc_mss_gpll0_main_div_clk_src.clkr.hw },
};
-static struct clk_regmap_mux gcc_pcie_0_pipe_clk_src = {
+static struct clk_regmap_pipe gcc_pcie_0_pipe_clk_src = {
.reg = 0x6b054,
.shift = 0,
.width = 2,
- .parent_map = gcc_parent_map_6,
+ .enable_val = 0, /* pipe_clk */
+ .disable_val = 2, /* bi_tcxo */
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gcc_pcie_0_pipe_clk_src",
- .parent_data = gcc_parent_data_6,
- .num_parents = ARRAY_SIZE(gcc_parent_data_6),
- .ops = &clk_regmap_mux_closest_ops,
+ .parent_data = &(const struct clk_parent_data){
+ .fw_name = "pcie_0_pipe_clk",
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_pipe_ops,
},
},
};
-static struct clk_regmap_mux gcc_pcie_1_pipe_clk_src = {
+static struct clk_regmap_pipe gcc_pcie_1_pipe_clk_src = {
.reg = 0x8d054,
.shift = 0,
.width = 2,
- .parent_map = gcc_parent_map_7,
+ .enable_val = 0, /* pipe_clk */
+ .disable_val = 2, /* bi_tcxo */
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gcc_pcie_1_pipe_clk_src",
- .parent_data = gcc_parent_data_7,
- .num_parents = ARRAY_SIZE(gcc_parent_data_7),
- .ops = &clk_regmap_mux_closest_ops,
+ .parent_data = &(const struct clk_parent_data){
+ .fw_name = "pcie_1_pipe_clk",
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_pipe_ops,
},
},
};
--
2.35.1
