[PATCH v6 09/13] clk: qcom: gdsc: Add GDSCs in msm8974 GCC
Rajendra Nayak
rnayak at codeaurora.org
Wed Jul 22 00:11:05 PDT 2015
From: Stephen Boyd <sboyd at codeaurora.org>
Theres just one GDSC as part of the msm8974 GCC block.
Signed-off-by: Stephen Boyd <sboyd at codeaurora.org>
Signed-off-by: Rajendra Nayak <rnayak at 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
--
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