From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: sboyd@kernel.org, mturquette@baylibre.com, robh+dt@kernel.org
Cc: bjorn.andersson@linaro.org, vkoul@kernel.org,
linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Subject: [PATCH v4 6/6] clk: qcom: Add GDSC support for SDX55 GCC
Date: Thu, 26 Nov 2020 12:51:46 +0530 [thread overview]
Message-ID: <20201126072146.34842-7-manivannan.sadhasivam@linaro.org> (raw)
In-Reply-To: <20201126072146.34842-1-manivannan.sadhasivam@linaro.org>
Add GDSC support to control the power supply of power domains in SDX55
GCC.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
drivers/clk/qcom/Kconfig | 1 +
drivers/clk/qcom/gcc-sdx55.c | 33 +++++++++++++++++++++++++++++++++
2 files changed, 34 insertions(+)
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index 7897a3947e6d..05055fd18e6e 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -415,6 +415,7 @@ config SDM_LPASSCC_845
config SDX_GCC_55
tristate "SDX55 Global Clock Controller"
+ select QCOM_GDSC
help
Support for the global clock controller on SDX55 devices.
Say Y if you want to use peripheral devices such as UART,
diff --git a/drivers/clk/qcom/gcc-sdx55.c b/drivers/clk/qcom/gcc-sdx55.c
index bf114165e24b..e3b9030b2bae 100644
--- a/drivers/clk/qcom/gcc-sdx55.c
+++ b/drivers/clk/qcom/gcc-sdx55.c
@@ -17,6 +17,7 @@
#include "clk-pll.h"
#include "clk-rcg.h"
#include "clk-regmap.h"
+#include "gdsc.h"
#include "reset.h"
enum {
@@ -1455,6 +1456,30 @@ static struct clk_branch gcc_xo_pcie_link_clk = {
},
};
+static struct gdsc usb30_gdsc = {
+ .gdscr = 0x0b004,
+ .pd = {
+ .name = "usb30_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+};
+
+static struct gdsc pcie_gdsc = {
+ .gdscr = 0x37004,
+ .pd = {
+ .name = "pcie_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+};
+
+static struct gdsc emac_gdsc = {
+ .gdscr = 0x47004,
+ .pd = {
+ .name = "emac_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+};
+
static struct clk_regmap *gcc_sdx55_clocks[] = {
[GCC_AHB_PCIE_LINK_CLK] = &gcc_ahb_pcie_link_clk.clkr,
[GCC_BLSP1_AHB_CLK] = &gcc_blsp1_ahb_clk.clkr,
@@ -1560,6 +1585,12 @@ static const struct qcom_reset_map gcc_sdx55_resets[] = {
[GCC_USB_PHY_CFG_AHB2PHY_BCR] = { 0xe000 },
};
+static struct gdsc *gcc_sdx55_gdscs[] = {
+ [USB30_GDSC] = &usb30_gdsc,
+ [PCIE_GDSC] = &pcie_gdsc,
+ [EMAC_GDSC] = &emac_gdsc,
+};
+
static const struct regmap_config gcc_sdx55_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
@@ -1574,6 +1605,8 @@ static const struct qcom_cc_desc gcc_sdx55_desc = {
.num_clks = ARRAY_SIZE(gcc_sdx55_clocks),
.resets = gcc_sdx55_resets,
.num_resets = ARRAY_SIZE(gcc_sdx55_resets),
+ .gdscs = gcc_sdx55_gdscs,
+ .num_gdscs = ARRAY_SIZE(gcc_sdx55_gdscs),
};
static const struct of_device_id gcc_sdx55_match_table[] = {
--
2.25.1
prev parent reply other threads:[~2020-11-26 7:24 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-26 7:21 [PATCH v4 0/6] Add GCC and RPMh clock support for SDX55 Manivannan Sadhasivam
2020-11-26 7:21 ` [PATCH v4 1/6] dt-bindings: clock: Add SDX55 GCC clock bindings Manivannan Sadhasivam
2020-11-26 7:21 ` [PATCH v4 2/6] clk: qcom: Add SDX55 GCC support Manivannan Sadhasivam
2020-11-26 7:21 ` [PATCH v4 3/6] dt-bindings: clock: Introduce RPMHCC bindings for SDX55 Manivannan Sadhasivam
2020-11-26 7:21 ` [PATCH v4 4/6] clk: qcom: Add support for SDX55 RPMh clocks Manivannan Sadhasivam
2020-11-26 7:21 ` [PATCH v4 5/6] dt-bindings: clock: Add GDSC in SDX55 GCC Manivannan Sadhasivam
2020-11-26 7:21 ` Manivannan Sadhasivam [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20201126072146.34842-7-manivannan.sadhasivam@linaro.org \
--to=manivannan.sadhasivam@linaro.org \
--cc=bjorn.andersson@linaro.org \
--cc=devicetree@vger.kernel.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-clk@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mturquette@baylibre.com \
--cc=robh+dt@kernel.org \
--cc=sboyd@kernel.org \
--cc=vkoul@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).