Revert "clk: qcom: gcc-sc7280: use new clk_regmap_mux_safe_ops for PCIe pipe clocks"

Johan Hovold has pointed out that there are several deficiencies and a
race condition in the regmap_mux_safe ops that were merged. Revert the
commit that switches gcc-sc7280 driver to use regmap_mux_safe.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Tested-by: Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220521005343.1429642-3-dmitry.baryshkov@linaro.org

Author: lumag

drivers/clk/qcom/gcc-sc7280.c

@@ -373,14 +373,13 @@ static struct clk_regmap_mux gcc_pcie_0_pipe_clk_src = {
 	.reg = 0x6b054,
 	.shift = 0,
 	.width = 2,
-	.safe_src_parent = P_BI_TCXO,
 	.parent_map = gcc_parent_map_6,
 	.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_safe_ops,
+			.ops = &clk_regmap_mux_closest_ops,
 		},
 	},
 };
@@ -389,14 +388,13 @@ static struct clk_regmap_mux gcc_pcie_1_pipe_clk_src = {
 	.reg = 0x8d054,
 	.shift = 0,
 	.width = 2,
-	.safe_src_parent = P_BI_TCXO,
 	.parent_map = gcc_parent_map_7,
 	.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_safe_ops,
+			.ops = &clk_regmap_mux_closest_ops,
 		},
 	},
 };