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clk: qcom: Add missing msm8998 ufs_unipro_core_clk_src

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

Fixes: b5f5f525c5 ("clk: qcom: Add MSM8998 Global Clock Control (GCC) driver")
Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
Link: https://lkml.kernel.org/r/20200528142205.44003-1-jeffrey.l.hugo@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Jeffrey Hugo 2020-05-28 07:22:05 -07:00 committed by Stephen Boyd
parent d33b7eb850
commit b1e8d713e6
2 changed files with 28 additions and 0 deletions
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27
drivers/clk/qcom/gcc-msm8998.c
View File

@ -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,

1
include/dt-bindings/clock/qcom,gcc-msm8998.h
View File

@ -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