Commit b1e8d713 authored by Jeffrey Hugo's avatar Jeffrey Hugo Committed by Stephen Boyd
Browse files

clk: qcom: Add missing msm8998 ufs_unipro_core_clk_src 



ufs_unipro_core_clk_src is required to allow UFS to clock scale for power
savings.

Fixes: b5f5f525 ("clk: qcom: Add MSM8998 Global Clock Control (GCC) driver")
Signed-off-by: default avatarJeffrey Hugo <jeffrey.l.hugo@gmail.com>
Link: https://lkml.kernel.org/r/20200528142205.44003-1-jeffrey.l.hugo@gmail.com


Signed-off-by: default avatarStephen Boyd <sboyd@kernel.org>
parent d33b7eb8

drivers/clk/qcom/gcc-msm8998.c

+27 −0
Original line number Diff line number Diff line
@@ -1110,6 +1110,27 @@ static struct clk_rcg2 ufs_axi_clk_src = { 
	},

};



static const struct freq_tbl ftbl_ufs_unipro_core_clk_src[] = {

	F(37500000, P_GPLL0_OUT_MAIN, 16, 0, 0),

	F(75000000, P_GPLL0_OUT_MAIN, 8, 0, 0),

	F(150000000, P_GPLL0_OUT_MAIN, 4, 0, 0),

	{ }

};



static struct clk_rcg2 ufs_unipro_core_clk_src = {

	.cmd_rcgr = 0x76028,

	.mnd_width = 8,

	.hid_width = 5,

	.parent_map = gcc_parent_map_0,

	.freq_tbl = ftbl_ufs_unipro_core_clk_src,

	.clkr.hw.init = &(struct clk_init_data){

		.name = "ufs_unipro_core_clk_src",

		.parent_names = gcc_parent_names_0,

		.num_parents = 4,

		.ops = &clk_rcg2_ops,

	},

};



static const struct freq_tbl ftbl_usb30_master_clk_src[] = {

	F(19200000, P_XO, 1, 0, 0),

	F(60000000, P_GPLL0_OUT_MAIN, 10, 0, 0),
@@ -2549,6 +2570,11 @@ static struct clk_branch gcc_ufs_unipro_core_clk = { 
		.enable_mask = BIT(0),

		.hw.init = &(struct clk_init_data){

			.name = "gcc_ufs_unipro_core_clk",

			.parent_names = (const char *[]){

				"ufs_unipro_core_clk_src",

			},

			.num_parents = 1,

			.flags = CLK_SET_RATE_PARENT,

			.ops = &clk_branch2_ops,

		},

	},
@@ -2904,6 +2930,7 @@ static struct clk_regmap *gcc_msm8998_clocks[] = { 
	[SDCC4_APPS_CLK_SRC] = &sdcc4_apps_clk_src.clkr,

	[TSIF_REF_CLK_SRC] = &tsif_ref_clk_src.clkr,

	[UFS_AXI_CLK_SRC] = &ufs_axi_clk_src.clkr,

	[UFS_UNIPRO_CORE_CLK_SRC] = &ufs_unipro_core_clk_src.clkr,

	[USB30_MASTER_CLK_SRC] = &usb30_master_clk_src.clkr,

	[USB30_MOCK_UTMI_CLK_SRC] = &usb30_mock_utmi_clk_src.clkr,

	[USB3_PHY_AUX_CLK_SRC] = &usb3_phy_aux_clk_src.clkr,

include/dt-bindings/clock/qcom,gcc-msm8998.h

+1 −0
Original line number Diff line number Diff line
@@ -183,6 +183,7 @@ 
#define GCC_MSS_SNOC_AXI_CLK					174

#define GCC_MSS_MNOC_BIMC_AXI_CLK				175

#define GCC_BIMC_GFX_CLK					176

#define UFS_UNIPRO_CORE_CLK_SRC					177



#define PCIE_0_GDSC						0

#define UFS_GDSC						1