[PATCH v6 09/13] clk: qcom: gdsc: Add GDSCs in msm8974 GCC

[Rajendra Nayak]

From: Stephen Boyd <sb...@codeaurora.org>

Theres just one GDSC as part of the msm8974 GCC block.

Signed-off-by: Stephen Boyd <sb...@codeaurora.org>
Signed-off-by: Rajendra Nayak <rna...@codeaurora.org>
---
 drivers/clk/qcom/Kconfig                     |  1 +
 drivers/clk/qcom/gcc-msm8974.c               | 15 +++++++++++++++
 include/dt-bindings/clock/qcom,gcc-msm8974.h |  3 +++
 3 files changed, 19 insertions(+)

diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index 0fad2eb..c8a0863 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -89,6 +89,7 @@ config MSM_MMCC_8960
 
 config MSM_GCC_8974
        tristate "MSM8974 Global Clock Controller"
+       select QCOM_GDSC
        depends on COMMON_CLK_QCOM
        help
          Support for the global clock controller on msm8974 devices.
diff --git a/drivers/clk/qcom/gcc-msm8974.c b/drivers/clk/qcom/gcc-msm8974.c
index c39d098..2c3c26f 100644
--- a/drivers/clk/qcom/gcc-msm8974.c
+++ b/drivers/clk/qcom/gcc-msm8974.c
@@ -31,6 +31,7 @@
 #include "clk-rcg.h"
 #include "clk-branch.h"
 #include "reset.h"
+#include "gdsc.h"
 
 enum {
        P_XO,
@@ -2431,6 +2432,14 @@ static struct clk_branch gcc_usb_hsic_system_clk = {
        },
 };
 
+static struct gdsc usb_hs_hsic_gdsc = {
+       .gdscr = 0x404,
+       .pd = {
+               .name = "usb_hs_hsic",
+       },
+       .pwrsts = PWRSTS_OFF_ON,
+};
+
 static struct clk_regmap *gcc_msm8974_clocks[] = {
        [GPLL0] = &gpll0.clkr,
        [GPLL0_VOTE] = &gpll0_vote,
@@ -2660,6 +2669,10 @@ static const struct qcom_reset_map gcc_msm8974_resets[] 
= {
        [GCC_VENUS_RESTART] = { 0x1740 },
 };
 
+static struct gdsc *gcc_msm8974_gdscs[] = {
+       [USB_HS_HSIC_GDSC] = &usb_hs_hsic_gdsc,
+};
+
 static const struct regmap_config gcc_msm8974_regmap_config = {
        .reg_bits       = 32,
        .reg_stride     = 4,
@@ -2674,6 +2687,8 @@ static const struct qcom_cc_desc gcc_msm8974_desc = {
        .num_clks = ARRAY_SIZE(gcc_msm8974_clocks),
        .resets = gcc_msm8974_resets,
        .num_resets = ARRAY_SIZE(gcc_msm8974_resets),
+       .gdscs = gcc_msm8974_gdscs,
+       .num_gdscs = ARRAY_SIZE(gcc_msm8974_gdscs),
 };
 
 static const struct of_device_id gcc_msm8974_match_table[] = {
diff --git a/include/dt-bindings/clock/qcom,gcc-msm8974.h 
b/include/dt-bindings/clock/qcom,gcc-msm8974.h
index 51e51c8..81d32f6 100644
--- a/include/dt-bindings/clock/qcom,gcc-msm8974.h
+++ b/include/dt-bindings/clock/qcom,gcc-msm8974.h
@@ -321,4 +321,7 @@
 #define GCC_SDCC1_CDCCAL_SLEEP_CLK                             304
 #define GCC_SDCC1_CDCCAL_FF_CLK                                        305
 
+/* gdscs */
+#define USB_HS_HSIC_GDSC                                       0
+
 #endif
-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation

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