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clk: qcom: ipq4019: Add the nodes for pcnoc

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The current ipq4019 clock driver does not have the node for
PCNOC so this patch adds and registers the PCNOC clock nodes.
This PCNOC clock is critical and should not be turned off so
setting CRITICAL flag also.

Signed-off-by: Abhishek Sahu <absahu@codeaurora.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Abhishek Sahu 2016-11-25 21:11:30 +05:30 committed by Stephen Boyd
parent d83dcacea1
commit 5c1a96935f
2 changed files with 40 additions and 0 deletions
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39
drivers/clk/qcom/gcc-ipq4019.c
View File

@ -1520,6 +1520,43 @@ static struct clk_fepll gcc_fepllwcss5g_clk = {
.pll_vco = &gcc_fepll_vco,
};
static const struct freq_tbl ftbl_gcc_pcnoc_ahb_clk[] = {
F(48000000, P_XO, 1, 0, 0),
F(100000000, P_FEPLL200, 2, 0, 0),
{ }
};
static struct clk_rcg2 gcc_pcnoc_ahb_clk_src = {
.cmd_rcgr = 0x21024,
.hid_width = 5,
.parent_map = gcc_xo_200_500_map,
.freq_tbl = ftbl_gcc_pcnoc_ahb_clk,
.clkr.hw.init = &(struct clk_init_data){
.name = "gcc_pcnoc_ahb_clk_src",
.parent_names = gcc_xo_200_500,
.num_parents = 3,
.ops = &clk_rcg2_ops,
},
};
static struct clk_branch pcnoc_clk_src = {
.halt_reg = 0x21030,
.clkr = {
.enable_reg = 0x21030,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "pcnoc_clk_src",
.parent_names = (const char *[]){
"gcc_pcnoc_ahb_clk_src",
},
.num_parents = 1,
.ops = &clk_branch2_ops,
.flags = CLK_SET_RATE_PARENT |
CLK_IS_CRITICAL,
},
},
};
static struct clk_regmap *gcc_ipq4019_clocks[] = {
[AUDIO_CLK_SRC] = &audio_clk_src.clkr,
[BLSP1_QUP1_I2C_APPS_CLK_SRC] = &blsp1_qup1_i2c_apps_clk_src.clkr,
@ -1588,6 +1625,8 @@ static struct clk_regmap *gcc_ipq4019_clocks[] = {
[GCC_FEPLL_WCSS2G_CLK] = &gcc_fepllwcss2g_clk.cdiv.clkr,
[GCC_FEPLL_WCSS5G_CLK] = &gcc_fepllwcss5g_clk.cdiv.clkr,
[GCC_APSS_CPU_PLLDIV_CLK] = &gcc_apss_cpu_plldiv_clk.cdiv.clkr,
[GCC_PCNOC_AHB_CLK_SRC] = &gcc_pcnoc_ahb_clk_src.clkr,
[GCC_PCNOC_AHB_CLK] = &pcnoc_clk_src.clkr,
};
static const struct qcom_reset_map gcc_ipq4019_resets[] = {

1
include/dt-bindings/clock/qcom,gcc-ipq4019.h
View File

@ -91,6 +91,7 @@
#define GCC_FEPLL_WCSS2G_CLK 72
#define GCC_FEPLL_WCSS5G_CLK 73
#define GCC_APSS_CPU_PLLDIV_CLK 74
#define GCC_PCNOC_AHB_CLK_SRC 75
#define WIFI0_CPU_INIT_RESET 0
#define WIFI0_RADIO_SRIF_RESET 1