From: Thor Thayer <[email protected]>
Add MFD driver for SOCFPGA System Manager to handle
System Manager calls differently for ARM32 vs ARM64.
The SOCFPGA System Manager includes registers from several
SOC peripherals.
On ARM32, syscon handles this aggregated register grouping.
Implement System Manager calls as regmap_mmio similar to syscon
for ARM32 SOCFPGA systems.
The ARM64 System Manager can only be accessed from priority
level EL3 so this new MFD driver handles the calls to EL3.
v2 Changes:
Change socfpga_is_s10() to check compatible string.
Add new compatible string for Stratix10 in bindings
and add proper detection method.
Replace base cast with resource_size_t member.
Change s10_sysmgr_regmap_cfg to altr_sysmgr_regmap_cfg to
be generic.
Always use 4 byte width.
Initialize the .reg_read and .reg_write in S10 case only.
Remove call to syscon in 32bit ARM case and handle both
ARM32 and ARM64 in of_sysmgr_register().
Replace IS_ERR_OR_NULL() with IS_ERR().
Remove compatible check functions except phandle function.
v3 Changes:
Create and register regmap in probe().
Lookup functions find registered regmap.
Cleanup of header file.
Fix copyright dates.
Replace global pointer with traditional probe() methodology.
v4 Changes:
Add missing of_node_put().
Add Reviewed-by from v2 for devicetree patch
Add Acked-by for net patch
Thor Thayer (6):
mfd: altera-sysmgr: Add SOCFPGA System Manager
Documentation: dt: socfpga: Add S10 System Manager binding
ARM: socfpga_defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR
arm64: defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR
net: stmmac: socfpga: Use shared System Manager driver
arm64: dts: stratix10: New System Manager compatible
.../bindings/arm/altera/socfpga-system.txt | 12 ++
MAINTAINERS | 6 +
arch/arm/configs/socfpga_defconfig | 1 +
arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 2 +-
arch/arm64/configs/defconfig | 1 +
drivers/mfd/Kconfig | 10 +
drivers/mfd/Makefile | 1 +
drivers/mfd/altera-sysmgr.c | 211 +++++++++++++++++++++
.../net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 5 +-
include/linux/mfd/altera-sysmgr.h | 29 +++
10 files changed, 275 insertions(+), 3 deletions(-)
create mode 100644 drivers/mfd/altera-sysmgr.c
create mode 100644 include/linux/mfd/altera-sysmgr.h
--
2.7.4
From: Thor Thayer <[email protected]>
The SOCFPGA System Manager register block aggregates different
peripheral functions into one area.
On 32 bit ARM parts, handle in the same way as syscon.
On 64 bit ARM parts, the System Manager can only be accessed by
EL3 secure mode. Since a SMC call to EL3 is required, this new
driver uses regmaps similar to syscon to handle the SMC call.
Since regmaps abstract out the underlying register access, the
changes to drivers accessing the System Manager are minimal.
Signed-off-by: Thor Thayer <[email protected]>
---
v2 Implement Arnd's changes.
1. Change socfpga_is_s10() to check compatible string.
Add new compatible string for Stratix10 in bindings
and add proper detection method.
2. Replace base cast with resource_size_t member.
3. Change s10_sysmgr_regmap_cfg to altr_sysmgr_regmap_cfg to
be generic.
4. Always use 4 byte width.
5. Initialize the .reg_read and .reg_write in S10 case only.
6. Remove call to syscon in 32bit ARM case and handle both
ARM32 and ARM64 in of_sysmgr_register().
7. Replace IS_ERR_OR_NULL() with IS_ERR().
8. Remove compatible check functions except phandle function.
v3 Implement 2nd set of Arnd's changes.
1. Use probe to register and create the regmap.
2. Remove global pointer and use traditional probe() method
of saving altr_sysmgr in private device data.
3. Lookup function using phandle finds altr_sysmgr and
returns its regmap.
4. Fix copyright dates.
5. Remove socfpga_is_s10() function since only used 1 time.
6. Remove unused function prototypes from header file.
7. Remove the SMC defines from header file and use the
defines from the recently accepted Intel Service Layer
header (stratix10-smc.h).
v4 Add of_put() required by of_parse_phandle().
---
MAINTAINERS | 6 ++
drivers/mfd/Kconfig | 10 ++
drivers/mfd/Makefile | 1 +
drivers/mfd/altera-sysmgr.c | 211 ++++++++++++++++++++++++++++++++++++++
include/linux/mfd/altera-sysmgr.h | 29 ++++++
5 files changed, 257 insertions(+)
create mode 100644 drivers/mfd/altera-sysmgr.c
create mode 100644 include/linux/mfd/altera-sysmgr.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 3e3f0384362b..8922d3b3859e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -708,6 +708,12 @@ L: [email protected]
S: Maintained
F: drivers/gpio/gpio-altera.c
+ALTERA SYSTEM MANAGER DRIVER
+M: Thor Thayer <[email protected]>
+S: Maintained
+F: drivers/mfd/altera-sysmgr.c
+F: include/linux/mfd/altera-sysgmr.h
+
ALTERA SYSTEM RESOURCE DRIVER FOR ARRIA10 DEVKIT
M: Thor Thayer <[email protected]>
S: Maintained
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 18ee80389237..354a823f0c7a 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -29,6 +29,16 @@ config MFD_ALTERA_A10SR
accessing the external gpio extender (LEDs & buttons) and
power supply alarms (hwmon).
+config MFD_ALTERA_SYSMGR
+ bool "Altera SOCFPGA System Manager"
+ depends on (ARCH_SOCFPGA || ARCH_STRATIX10) && OF
+ select MFD_SYSCON
+ help
+ Select this to get System Manager support for all Altera branded
+ SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
+ using regmap_mmio accesses for ARM32 parts and SMC calls to
+ EL3 for ARM64 parts.
+
config MFD_ACT8945A
tristate "Active-semi ACT8945A"
select MFD_CORE
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index 61a078a2b8f5..8e5cab45279a 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -236,6 +236,7 @@ obj-$(CONFIG_INTEL_SOC_PMIC_CHTDC_TI) += intel_soc_pmic_chtdc_ti.o
obj-$(CONFIG_MFD_MT6397) += mt6397-core.o
obj-$(CONFIG_MFD_ALTERA_A10SR) += altera-a10sr.o
+obj-$(CONFIG_MFD_ALTERA_SYSMGR) += altera-sysmgr.o
obj-$(CONFIG_MFD_STPMIC1) += stpmic1.o
obj-$(CONFIG_MFD_SUN4I_GPADC) += sun4i-gpadc.o
diff --git a/drivers/mfd/altera-sysmgr.c b/drivers/mfd/altera-sysmgr.c
new file mode 100644
index 000000000000..8976f82785bb
--- /dev/null
+++ b/drivers/mfd/altera-sysmgr.c
@@ -0,0 +1,211 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018-2019, Intel Corporation.
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ * Copyright (C) 2012 Linaro Ltd.
+ *
+ * Based on syscon driver.
+ */
+
+#include <linux/arm-smccc.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/mfd/altera-sysmgr.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_platform.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+
+/**
+ * struct altr_sysmgr - Altera SOCFPGA System Manager
+ * @regmap: the regmap used for System Manager accesses.
+ * @base : the base address for the System Manager
+ */
+struct altr_sysmgr {
+ struct regmap *regmap;
+ resource_size_t *base;
+};
+
+static struct platform_driver altr_sysmgr_driver;
+
+/**
+ * s10_protected_reg_write
+ * Write to a protected SMC register.
+ * @base: Base address of System Manager
+ * @reg: Address offset of register
+ * @val: Value to write
+ * Return: INTEL_SIP_SMC_STATUS_OK (0) on success
+ * INTEL_SIP_SMC_REG_ERROR on error
+ * INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION if not supported
+ */
+static int s10_protected_reg_write(void *base,
+ unsigned int reg, unsigned int val)
+{
+ struct arm_smccc_res result;
+ unsigned long sysmgr_base = (unsigned long)base;
+
+ arm_smccc_smc(INTEL_SIP_SMC_REG_WRITE, sysmgr_base + reg,
+ val, 0, 0, 0, 0, 0, &result);
+
+ return (int)result.a0;
+}
+
+/**
+ * s10_protected_reg_read
+ * Read the status of a protected SMC register
+ * @base: Base address of System Manager.
+ * @reg: Address of register
+ * @val: Value read.
+ * Return: INTEL_SIP_SMC_STATUS_OK (0) on success
+ * INTEL_SIP_SMC_REG_ERROR on error
+ * INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION if not supported
+ */
+static int s10_protected_reg_read(void *base,
+ unsigned int reg, unsigned int *val)
+{
+ struct arm_smccc_res result;
+ unsigned long sysmgr_base = (unsigned long)base;
+
+ arm_smccc_smc(INTEL_SIP_SMC_REG_READ, sysmgr_base + reg,
+ 0, 0, 0, 0, 0, 0, &result);
+
+ *val = (unsigned int)result.a1;
+
+ return (int)result.a0;
+}
+
+static struct regmap_config altr_sysmgr_regmap_cfg = {
+ .name = "altr_sysmgr",
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .fast_io = true,
+ .use_single_read = true,
+ .use_single_write = true,
+};
+
+/**
+ * sysmgr_match_phandle
+ * Matching function used by driver_find_device().
+ * Return: True if match is found, otherwise false.
+ */
+static int sysmgr_match_phandle(struct device *dev, void *data)
+{
+ return dev->of_node == (struct device_node *)data;
+}
+
+/**
+ * altr_sysmgr_regmap_lookup_by_phandle
+ * Find the sysmgr previous configured in probe() and return regmap property.
+ * Return: regmap if found or error if not found.
+ */
+struct regmap *altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
+ const char *property)
+{
+ struct device *dev;
+ struct altr_sysmgr *sysmgr;
+ struct device_node *sysmgr_np;
+
+ if (property)
+ sysmgr_np = of_parse_phandle(np, property, 0);
+ else
+ sysmgr_np = np;
+
+ if (!sysmgr_np)
+ return ERR_PTR(-ENODEV);
+
+ dev = driver_find_device(&altr_sysmgr_driver.driver, NULL,
+ (void *)sysmgr_np, sysmgr_match_phandle);
+ of_node_put(sysmgr_np);
+ if (!dev)
+ return ERR_PTR(-EPROBE_DEFER);
+
+ sysmgr = dev_get_drvdata(dev);
+
+ return sysmgr->regmap;
+}
+EXPORT_SYMBOL_GPL(altr_sysmgr_regmap_lookup_by_phandle);
+
+static int sysmgr_probe(struct platform_device *pdev)
+{
+ struct altr_sysmgr *sysmgr;
+ struct regmap *regmap;
+ struct resource *res;
+ struct regmap_config sysmgr_config = altr_sysmgr_regmap_cfg;
+ struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
+
+ sysmgr = devm_kzalloc(dev, sizeof(*sysmgr), GFP_KERNEL);
+ if (!sysmgr)
+ return -ENOMEM;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -ENOENT;
+
+ sysmgr_config.max_register = resource_size(res) -
+ sysmgr_config.reg_stride;
+ if (of_device_is_compatible(np, "altr,sys-mgr-s10")) {
+ /* Need physical address for SMCC call */
+ sysmgr->base = (resource_size_t *)res->start;
+ sysmgr_config.reg_read = s10_protected_reg_read;
+ sysmgr_config.reg_write = s10_protected_reg_write;
+
+ regmap = devm_regmap_init(dev, NULL, sysmgr->base,
+ &sysmgr_config);
+ } else {
+ sysmgr->base = devm_ioremap(dev, res->start,
+ resource_size(res));
+ if (!sysmgr->base)
+ return -ENOMEM;
+
+ sysmgr_config.max_register = res->end - res->start - 3;
+ regmap = devm_regmap_init_mmio(dev, sysmgr->base,
+ &sysmgr_config);
+ }
+
+ if (IS_ERR(regmap)) {
+ pr_err("regmap init failed\n");
+ return PTR_ERR(regmap);
+ }
+
+ sysmgr->regmap = regmap;
+
+ platform_set_drvdata(pdev, sysmgr);
+
+ return 0;
+}
+
+static const struct of_device_id altr_sysmgr_of_match[] = {
+ { .compatible = "altr,sys-mgr" },
+ { .compatible = "altr,sys-mgr-s10" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, altr_sysmgr_of_match);
+
+static struct platform_driver altr_sysmgr_driver = {
+ .probe = sysmgr_probe,
+ .driver = {
+ .name = "altr,system_manager",
+ .of_match_table = altr_sysmgr_of_match,
+ },
+};
+
+static int __init altr_sysmgr_init(void)
+{
+ return platform_driver_register(&altr_sysmgr_driver);
+}
+core_initcall(altr_sysmgr_init);
+
+static void __exit altr_sysmgr_exit(void)
+{
+ platform_driver_unregister(&altr_sysmgr_driver);
+}
+module_exit(altr_sysmgr_exit);
+
+MODULE_AUTHOR("Thor Thayer <>");
+MODULE_DESCRIPTION("SOCFPGA System Manager driver");
+MODULE_LICENSE("GPL v2");
diff --git a/include/linux/mfd/altera-sysmgr.h b/include/linux/mfd/altera-sysmgr.h
new file mode 100644
index 000000000000..b1ef11a83872
--- /dev/null
+++ b/include/linux/mfd/altera-sysmgr.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2018-2019 Intel Corporation
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ * Copyright (C) 2012 Linaro Ltd.
+ */
+
+#ifndef __LINUX_MFD_ALTERA_SYSMGR_H__
+#define __LINUX_MFD_ALTERA_SYSMGR_H__
+
+#include <linux/err.h>
+#include <linux/errno.h>
+#include <linux/firmware/intel/stratix10-smc.h>
+
+struct device_node;
+
+#ifdef CONFIG_MFD_ALTERA_SYSMGR
+struct regmap *altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
+ const char *property);
+#else
+static inline struct regmap *
+altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
+ const char *property)
+{
+ return ERR_PTR(-ENOTSUPP);
+}
+#endif
+
+#endif /* __LINUX_MFD_ALTERA_SYSMGR_H__ */
--
2.7.4
From: Thor Thayer <[email protected]>
The ARM64 System Manager requires a different method of reading
the System Manager than ARM32. A new System Manager driver was
created to steer ARM32 System Manager calls to regmap_mmio and
ARM64 System Manager calls to the new access method.
Convert from syscon to the shared System Manager driver so that
both ARM64 and ARM32 are supported.
Signed-off-by: Thor Thayer <[email protected]>
Acked-by: David S. Miller <[email protected]>
---
v2 No change to code. Update commit message.
v3 Remove the unused syscon.h header.
v4 No change - Resend add Acked-by
---
drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
index 5b3b06a0a3bf..d466e33635b0 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
@@ -15,7 +15,7 @@
* Adopted from dwmac-sti.c
*/
-#include <linux/mfd/syscon.h>
+#include <linux/mfd/altera-sysmgr.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_net.h>
@@ -114,7 +114,8 @@ static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device *
dwmac->interface = of_get_phy_mode(np);
- sys_mgr_base_addr = syscon_regmap_lookup_by_phandle(np, "altr,sysmgr-syscon");
+ sys_mgr_base_addr =
+ altr_sysmgr_regmap_lookup_by_phandle(np, "altr,sysmgr-syscon");
if (IS_ERR(sys_mgr_base_addr)) {
dev_info(dev, "No sysmgr-syscon node found\n");
return PTR_ERR(sys_mgr_base_addr);
--
2.7.4
From: Thor Thayer <[email protected]>
Add System Manager driver by default for SOCFPGA ARM32 platforms.
Signed-off-by: Thor Thayer <[email protected]>
---
v2-4 No change
---
arch/arm/configs/socfpga_defconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/configs/socfpga_defconfig b/arch/arm/configs/socfpga_defconfig
index 371fca4e1ab7..c510a32f9f0d 100644
--- a/arch/arm/configs/socfpga_defconfig
+++ b/arch/arm/configs/socfpga_defconfig
@@ -109,6 +109,7 @@ CONFIG_SENSORS_LTC2978_REGULATOR=y
CONFIG_WATCHDOG=y
CONFIG_DW_WATCHDOG=y
CONFIG_MFD_ALTERA_A10SR=y
+CONFIG_MFD_ALTERA_SYSMGR=y
CONFIG_MFD_STMPE=y
CONFIG_REGULATOR=y
CONFIG_REGULATOR_FIXED_VOLTAGE=y
--
2.7.4
From: Thor Thayer <[email protected]>
Use the new compatible string defined for the Stratix10
System Manager. Remove syscon since it is not correct
on this platform.
Signed-off-by: Thor Thayer <[email protected]>
---
v2 New. Use new Stratix10 System Manager compatible
v3 Use "altr,sys-mgr" as the non-specific compatible.
v4 No change
---
arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
index b2c9bb664595..18e4e54db0bb 100644
--- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
@@ -363,7 +363,7 @@
};
sysmgr: sysmgr@ffd12000 {
- compatible = "altr,sys-mgr", "syscon";
+ compatible = "altr,sys-mgr-s10","altr,sys-mgr";
reg = <0xffd12000 0x228>;
};
--
2.7.4
From: Thor Thayer <[email protected]>
Add the device tree bindings for the Stratix10 System Manager.
Signed-off-by: Thor Thayer <[email protected]>
Reviewed-by: Rob Herring <[email protected]>
---
v2 New compatible string and usage for Stratix10
v3 No change
v4 Add Reviewed-by from v2.
---
.../devicetree/bindings/arm/altera/socfpga-system.txt | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt
index f4d04a067282..82edbaaa3f85 100644
--- a/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt
+++ b/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt
@@ -11,3 +11,15 @@ Example:
reg = <0xffd08000 0x1000>;
cpu1-start-addr = <0xffd080c4>;
};
+
+ARM64 - Stratix10
+Required properties:
+- compatible : "altr,sys-mgr-s10"
+- reg : Should contain 1 register range(address and length)
+ for system manager register.
+
+Example:
+ sysmgr@ffd12000 {
+ compatible = "altr,sys-mgr-s10";
+ reg = <0xffd12000 0x228>;
+ };
--
2.7.4
From: Thor Thayer <[email protected]>
Enable the Stratix10 System Manager by default.
Signed-off-by: Thor Thayer <[email protected]>
---
v2-4 No change
---
arch/arm64/configs/defconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index c8432e24207e..48a312126cf7 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -417,6 +417,7 @@ CONFIG_MESON_WATCHDOG=m
CONFIG_RENESAS_WDT=y
CONFIG_UNIPHIER_WATCHDOG=y
CONFIG_BCM2835_WDT=y
+CONFIG_MFD_ALTERA_SYSMGR=y
CONFIG_MFD_BD9571MWV=y
CONFIG_MFD_AXP20X_I2C=y
CONFIG_MFD_AXP20X_RSB=y
--
2.7.4
On Mon, Mar 11, 2019 at 11:15 PM <[email protected]> wrote:
>
> From: Thor Thayer <[email protected]>
>
> Add MFD driver for SOCFPGA System Manager to handle
> System Manager calls differently for ARM32 vs ARM64.
> The SOCFPGA System Manager includes registers from several
> SOC peripherals.
>
> On ARM32, syscon handles this aggregated register grouping.
> Implement System Manager calls as regmap_mmio similar to syscon
> for ARM32 SOCFPGA systems.
>
> The ARM64 System Manager can only be accessed from priority
> level EL3 so this new MFD driver handles the calls to EL3.
(adding [email protected])
As discussed with Lee, let's keep the series together and merge it
through the mfd tree.
For all six patches:
Reviewed-by: Arnd Bergmann <[email protected]>
> Thor Thayer (6):
> mfd: altera-sysmgr: Add SOCFPGA System Manager
> Documentation: dt: socfpga: Add S10 System Manager binding
> ARM: socfpga_defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR
> arm64: defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR
> net: stmmac: socfpga: Use shared System Manager driver
> arm64: dts: stratix10: New System Manager compatible
>
> .../bindings/arm/altera/socfpga-system.txt | 12 ++
> MAINTAINERS | 6 +
> arch/arm/configs/socfpga_defconfig | 1 +
> arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 2 +-
> arch/arm64/configs/defconfig | 1 +
> drivers/mfd/Kconfig | 10 +
> drivers/mfd/Makefile | 1 +
> drivers/mfd/altera-sysmgr.c | 211 +++++++++++++++++++++
> .../net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 5 +-
> include/linux/mfd/altera-sysmgr.h | 29 +++
> 10 files changed, 275 insertions(+), 3 deletions(-)
> create mode 100644 drivers/mfd/altera-sysmgr.c
> create mode 100644 include/linux/mfd/altera-sysmgr.h
>
> --
> 2.7.4
>
Enjoy!
The following changes since commit 9e98c678c2d6ae3a17cb2de55d17f69dddaa231b:
Linux 5.1-rc1 (2019-03-17 14:22:26 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git ib-mfd-arm-net-5.2
for you to fetch changes up to 8f4ebe9b331ef3d39c8375ff38c623f26dbc1735:
arm64: dts: stratix10: New System Manager compatible (2019-04-02 07:38:27 +0100)
----------------------------------------------------------------
Immutable branch between MFD, ARM and Net due for the 5.2 merge window
----------------------------------------------------------------
Thor Thayer (6):
mfd: altera-sysmgr: Add SOCFPGA System Manager
dt-bindings: arm: socfpga: Add S10 System Manager binding
ARM: socfpga_defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR
arm64: defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR
net: stmmac: socfpga: Use shared System Manager driver
arm64: dts: stratix10: New System Manager compatible
.../bindings/arm/altera/socfpga-system.txt | 12 ++
MAINTAINERS | 6 +
arch/arm/configs/socfpga_defconfig | 1 +
arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 2 +-
arch/arm64/configs/defconfig | 1 +
drivers/mfd/Kconfig | 10 +
drivers/mfd/Makefile | 1 +
drivers/mfd/altera-sysmgr.c | 211 +++++++++++++++++++++
.../net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 5 +-
include/linux/mfd/altera-sysmgr.h | 29 +++
10 files changed, 275 insertions(+), 3 deletions(-)
create mode 100644 drivers/mfd/altera-sysmgr.c
create mode 100644 include/linux/mfd/altera-sysmgr.h
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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