Linux-ACPI Archive on lore.kernel.org
 help / color / Atom feed
* [PATCH 1/5] ACPI: APD: Change name from ST to FCH
@ 2020-07-13  0:59 Akshu Agrawal
  2020-07-13  0:59 ` [PATCH 3/5] ACPI: APD: Add a fmw property is_raven Akshu Agrawal
  0 siblings, 1 reply; 2+ messages in thread
From: Akshu Agrawal @ 2020-07-13  0:59 UTC (permalink / raw)
  To: akshu.agrawal
  Cc: sboyd, Rafael J. Wysocki, Len Brown, open list:ACPI, open list

AMD SoC general pupose clk is present in new platforms with
same MMIO mappings. We can reuse the same clk handler support
for other platforms. Hence, changing name from ST(SoC) to FCH(IP)

Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
---
 drivers/acpi/acpi_apd.c                            | 14 +++++++-------
 .../linux/platform_data/{clk-st.h => clk-fch.h}    | 10 +++++-----
 2 files changed, 12 insertions(+), 12 deletions(-)
 rename include/linux/platform_data/{clk-st.h => clk-fch.h} (53%)

diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index ba2612e9a0eb..2d99e46add1a 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -8,7 +8,7 @@
  */
 
 #include <linux/clk-provider.h>
-#include <linux/platform_data/clk-st.h>
+#include <linux/platform_data/clk-fch.h>
 #include <linux/platform_device.h>
 #include <linux/pm_domain.h>
 #include <linux/clkdev.h>
@@ -79,11 +79,11 @@ static int misc_check_res(struct acpi_resource *ares, void *data)
 	return !acpi_dev_resource_memory(ares, &res);
 }
 
-static int st_misc_setup(struct apd_private_data *pdata)
+static int fch_misc_setup(struct apd_private_data *pdata)
 {
 	struct acpi_device *adev = pdata->adev;
 	struct platform_device *clkdev;
-	struct st_clk_data *clk_data;
+	struct fch_clk_data *clk_data;
 	struct resource_entry *rentry;
 	struct list_head resource_list;
 	int ret;
@@ -106,7 +106,7 @@ static int st_misc_setup(struct apd_private_data *pdata)
 
 	acpi_dev_free_resource_list(&resource_list);
 
-	clkdev = platform_device_register_data(&adev->dev, "clk-st",
+	clkdev = platform_device_register_data(&adev->dev, "clk-fch",
 					       PLATFORM_DEVID_NONE, clk_data,
 					       sizeof(*clk_data));
 	return PTR_ERR_OR_ZERO(clkdev);
@@ -135,8 +135,8 @@ static const struct apd_device_desc cz_uart_desc = {
 	.properties = uart_properties,
 };
 
-static const struct apd_device_desc st_misc_desc = {
-	.setup = st_misc_setup,
+static const struct apd_device_desc fch_misc_desc = {
+	.setup = fch_misc_setup,
 };
 #endif
 
@@ -239,7 +239,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
 	{ "AMD0020", APD_ADDR(cz_uart_desc) },
 	{ "AMDI0020", APD_ADDR(cz_uart_desc) },
 	{ "AMD0030", },
-	{ "AMD0040", APD_ADDR(st_misc_desc)},
+	{ "AMD0040", APD_ADDR(fch_misc_desc)},
 #endif
 #ifdef CONFIG_ARM64
 	{ "APMC0D0F", APD_ADDR(xgene_i2c_desc) },
diff --git a/include/linux/platform_data/clk-st.h b/include/linux/platform_data/clk-fch.h
similarity index 53%
rename from include/linux/platform_data/clk-st.h
rename to include/linux/platform_data/clk-fch.h
index 7cdb6a402b35..850ca776156d 100644
--- a/include/linux/platform_data/clk-st.h
+++ b/include/linux/platform_data/clk-fch.h
@@ -1,17 +1,17 @@
 /* SPDX-License-Identifier: MIT */
 /*
- * clock framework for AMD Stoney based clock
+ * clock framework for AMD misc clocks
  *
  * Copyright 2018 Advanced Micro Devices, Inc.
  */
 
-#ifndef __CLK_ST_H
-#define __CLK_ST_H
+#ifndef __CLK_FCH_H
+#define __CLK_FCH_H
 
 #include <linux/compiler.h>
 
-struct st_clk_data {
+struct fch_clk_data {
 	void __iomem *base;
 };
 
-#endif /* __CLK_ST_H */
+#endif /* __CLK_FCH_H */
-- 
2.20.1


^ permalink raw reply	[flat|nested] 2+ messages in thread

* [PATCH 3/5] ACPI: APD: Add a fmw property is_raven
  2020-07-13  0:59 [PATCH 1/5] ACPI: APD: Change name from ST to FCH Akshu Agrawal
@ 2020-07-13  0:59 ` Akshu Agrawal
  0 siblings, 0 replies; 2+ messages in thread
From: Akshu Agrawal @ 2020-07-13  0:59 UTC (permalink / raw)
  To: akshu.agrawal
  Cc: sboyd, Rafael J. Wysocki, Len Brown, open list:ACPI, open list

Since there is slight difference in AMD RV based soc in misc
clk architecture. The fmw property will help in differentiating
the SoCs.

Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
---
 drivers/acpi/acpi_apd.c               | 4 ++++
 include/linux/platform_data/clk-fch.h | 1 +
 2 files changed, 5 insertions(+)

diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index 2d99e46add1a..d879ba28826c 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -82,6 +82,7 @@ static int misc_check_res(struct acpi_resource *ares, void *data)
 static int fch_misc_setup(struct apd_private_data *pdata)
 {
 	struct acpi_device *adev = pdata->adev;
+	const union acpi_object *obj;
 	struct platform_device *clkdev;
 	struct fch_clk_data *clk_data;
 	struct resource_entry *rentry;
@@ -98,6 +99,9 @@ static int fch_misc_setup(struct apd_private_data *pdata)
 	if (ret < 0)
 		return -ENOENT;
 
+	acpi_dev_get_property(adev, "is-rv", ACPI_TYPE_INTEGER, &obj);
+	clk_data->is_rv = obj->integer.value;
+
 	list_for_each_entry(rentry, &resource_list, node) {
 		clk_data->base = devm_ioremap(&adev->dev, rentry->res->start,
 					      resource_size(rentry->res));
diff --git a/include/linux/platform_data/clk-fch.h b/include/linux/platform_data/clk-fch.h
index 850ca776156d..b9f682459f08 100644
--- a/include/linux/platform_data/clk-fch.h
+++ b/include/linux/platform_data/clk-fch.h
@@ -12,6 +12,7 @@
 
 struct fch_clk_data {
 	void __iomem *base;
+	u32 is_rv;
 };
 
 #endif /* __CLK_FCH_H */
-- 
2.20.1


^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, back to index

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-07-13  0:59 [PATCH 1/5] ACPI: APD: Change name from ST to FCH Akshu Agrawal
2020-07-13  0:59 ` [PATCH 3/5] ACPI: APD: Add a fmw property is_raven Akshu Agrawal

Linux-ACPI Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-acpi/0 linux-acpi/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-acpi linux-acpi/ https://lore.kernel.org/linux-acpi \
		linux-acpi@vger.kernel.org
	public-inbox-index linux-acpi

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-acpi


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git