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authorArnd Bergmann <arnd@arndb.de>2018-10-02 10:02:33 +0200
committerArnd Bergmann <arnd@arndb.de>2018-10-02 10:02:59 +0200
commit68b679b339e28844d907bf5a82a23479b7dba2dd (patch)
treeb36fda3ce02db041e815ad3ec1c0341b6a18302d /drivers/soc
parentd69f0d53e9aa83e99c13979f8d45c270d08b23f8 (diff)
parentda8c37e13d1dec58c795ca6ed81c3da064a3cbb4 (diff)
Merge tag 'actions-drivers+s900-sps-for-4.20' of git://git.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions into next/drivers
Actions Semi SoC drivers for v4.20 #2 The SPS power domain driver is extended for S900 SoC. This required merging a topic branch for the new bindings header. * tag 'actions-drivers+s900-sps-for-4.20' of git://git.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions: soc: actions: sps: Add S900 power domains dt-bindings: power: Add Actions Semi S900 SPS soc: actions: Update SPS help text for S700 soc: actions: Convert to SPDX license identifiers Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/actions/Kconfig2
-rw-r--r--drivers/soc/actions/Makefile2
-rw-r--r--drivers/soc/actions/owl-sps-helper.c6
-rw-r--r--drivers/soc/actions/owl-sps.c64
4 files changed, 63 insertions, 11 deletions
diff --git a/drivers/soc/actions/Kconfig b/drivers/soc/actions/Kconfig
index 9d68b5a771c3..1a0b9649efb4 100644
--- a/drivers/soc/actions/Kconfig
+++ b/drivers/soc/actions/Kconfig
@@ -10,7 +10,7 @@ config OWL_PM_DOMAINS
select PM_GENERIC_DOMAINS
help
Say 'y' here to enable support for Smart Power System (SPS)
- power-gating on Actions Semiconductor S500 SoC.
+ power-gating on Actions Semiconductor S500, S700 and S900 SoCs.
If unsure, say 'n'.
endif
diff --git a/drivers/soc/actions/Makefile b/drivers/soc/actions/Makefile
index 1e101b06bab1..4db9e7b050e5 100644
--- a/drivers/soc/actions/Makefile
+++ b/drivers/soc/actions/Makefile
@@ -1,2 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0+
+
obj-$(CONFIG_OWL_PM_DOMAINS_HELPER) += owl-sps-helper.o
obj-$(CONFIG_OWL_PM_DOMAINS) += owl-sps.o
diff --git a/drivers/soc/actions/owl-sps-helper.c b/drivers/soc/actions/owl-sps-helper.c
index 9d7a2c2b44ec..291a206d6f04 100644
--- a/drivers/soc/actions/owl-sps-helper.c
+++ b/drivers/soc/actions/owl-sps-helper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Actions Semi Owl Smart Power System (SPS) shared helpers
*
@@ -5,11 +6,6 @@
* Author: Actions Semi, Inc.
*
* Copyright (c) 2017 Andreas Färber
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
#include <linux/delay.h>
diff --git a/drivers/soc/actions/owl-sps.c b/drivers/soc/actions/owl-sps.c
index 032921d8d41f..73a9e0bb7e8e 100644
--- a/drivers/soc/actions/owl-sps.c
+++ b/drivers/soc/actions/owl-sps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Actions Semi Owl Smart Power System (SPS)
*
@@ -5,11 +6,6 @@
* Author: Actions Semi, Inc.
*
* Copyright (c) 2017 Andreas Färber
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
#include <linux/of_address.h>
@@ -18,6 +14,7 @@
#include <linux/soc/actions/owl-sps.h>
#include <dt-bindings/power/owl-s500-powergate.h>
#include <dt-bindings/power/owl-s700-powergate.h>
+#include <dt-bindings/power/owl-s900-powergate.h>
struct owl_sps_domain_info {
const char *name;
@@ -244,9 +241,66 @@ static const struct owl_sps_info s700_sps_info = {
.domains = s700_sps_domains,
};
+static const struct owl_sps_domain_info s900_sps_domains[] = {
+ [S900_PD_GPU_B] = {
+ .name = "GPU_B",
+ .pwr_bit = 3,
+ },
+ [S900_PD_VCE] = {
+ .name = "VCE",
+ .pwr_bit = 4,
+ },
+ [S900_PD_SENSOR] = {
+ .name = "SENSOR",
+ .pwr_bit = 5,
+ },
+ [S900_PD_VDE] = {
+ .name = "VDE",
+ .pwr_bit = 6,
+ },
+ [S900_PD_HDE] = {
+ .name = "HDE",
+ .pwr_bit = 7,
+ },
+ [S900_PD_USB3] = {
+ .name = "USB3",
+ .pwr_bit = 8,
+ },
+ [S900_PD_DDR0] = {
+ .name = "DDR0",
+ .pwr_bit = 9,
+ },
+ [S900_PD_DDR1] = {
+ .name = "DDR1",
+ .pwr_bit = 10,
+ },
+ [S900_PD_DE] = {
+ .name = "DE",
+ .pwr_bit = 13,
+ },
+ [S900_PD_NAND] = {
+ .name = "NAND",
+ .pwr_bit = 14,
+ },
+ [S900_PD_USB2_H0] = {
+ .name = "USB2_H0",
+ .pwr_bit = 15,
+ },
+ [S900_PD_USB2_H1] = {
+ .name = "USB2_H1",
+ .pwr_bit = 16,
+ },
+};
+
+static const struct owl_sps_info s900_sps_info = {
+ .num_domains = ARRAY_SIZE(s900_sps_domains),
+ .domains = s900_sps_domains,
+};
+
static const struct of_device_id owl_sps_of_matches[] = {
{ .compatible = "actions,s500-sps", .data = &s500_sps_info },
{ .compatible = "actions,s700-sps", .data = &s700_sps_info },
+ { .compatible = "actions,s900-sps", .data = &s900_sps_info },
{ }
};