* [U-Boot] [PATCH 1/4] dm: power: domain: add BCM6328 power domain driver
2017-05-07 18:28 [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver Álvaro Fernández Rojas
@ 2017-05-07 18:28 ` Álvaro Fernández Rojas
2017-05-07 18:28 ` [U-Boot] [PATCH 2/4] mips: bmips: add bcm6328-power-domain driver support for BCM6328 Álvaro Fernández Rojas
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: Álvaro Fernández Rojas @ 2017-05-07 18:28 UTC (permalink / raw)
To: u-boot
This allows controlling MISC IDDQ register on BCM6328 SoCs.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
drivers/power/domain/Kconfig | 7 +++
drivers/power/domain/Makefile | 1 +
drivers/power/domain/bcm6328-power-domain.c | 83 +++++++++++++++++++++++++++++
3 files changed, 91 insertions(+)
create mode 100644 drivers/power/domain/bcm6328-power-domain.c
diff --git a/drivers/power/domain/Kconfig b/drivers/power/domain/Kconfig
index 132e332..7cfa761 100644
--- a/drivers/power/domain/Kconfig
+++ b/drivers/power/domain/Kconfig
@@ -9,6 +9,13 @@ config POWER_DOMAIN
domains). This may be used to save power. This API provides the
means to control such power management hardware.
+config BCM6328_POWER_DOMAIN
+ bool "Enable the BCM6328 power domain driver"
+ depends on POWER_DOMAIN && ARCH_BMIPS
+ help
+ Enable support for manipulating BCM6345 power domains via MMIO
+ mapped registers.
+
config SANDBOX_POWER_DOMAIN
bool "Enable the sandbox power domain test driver"
depends on POWER_DOMAIN && SANDBOX
diff --git a/drivers/power/domain/Makefile b/drivers/power/domain/Makefile
index 2c3d926..c7d7644 100644
--- a/drivers/power/domain/Makefile
+++ b/drivers/power/domain/Makefile
@@ -3,6 +3,7 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_POWER_DOMAIN) += power-domain-uclass.o
+obj-$(CONFIG_BCM6328_POWER_DOMAIN) += bcm6328-power-domain.o
obj-$(CONFIG_SANDBOX_POWER_DOMAIN) += sandbox-power-domain.o
obj-$(CONFIG_SANDBOX_POWER_DOMAIN) += sandbox-power-domain-test.o
obj-$(CONFIG_TEGRA186_POWER_DOMAIN) += tegra186-power-domain.o
diff --git a/drivers/power/domain/bcm6328-power-domain.c b/drivers/power/domain/bcm6328-power-domain.c
new file mode 100644
index 0000000..15638bf
--- /dev/null
+++ b/drivers/power/domain/bcm6328-power-domain.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <power-domain-uclass.h>
+#include <asm/io.h>
+
+#define MAX_DOMAINS 32
+
+struct bcm6328_power_domain {
+ void __iomem *regs;
+};
+
+static int bcm6328_power_domain_request(struct power_domain *power_domain)
+{
+ if (power_domain->id >= MAX_DOMAINS)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int bcm6328_power_domain_free(struct power_domain *power_domain)
+{
+ return 0;
+}
+
+static int bcm6328_power_domain_on(struct power_domain *power_domain)
+{
+ struct bcm6328_power_domain *priv = dev_get_priv(power_domain->dev);
+
+ clrbits_be32(priv->regs, BIT(power_domain->id));
+
+ return 0;
+}
+
+static int bcm6328_power_domain_off(struct power_domain *power_domain)
+{
+ struct bcm6328_power_domain *priv = dev_get_priv(power_domain->dev);
+
+ setbits_be32(priv->regs, BIT(power_domain->id));
+
+ return 0;
+}
+
+static int bcm6328_power_domain_probe(struct udevice *dev)
+{
+ struct bcm6328_power_domain *priv = dev_get_priv(dev);
+ fdt_addr_t addr;
+ fdt_size_t size;
+
+ addr = dev_get_addr_size_index(dev, 0, &size);
+ if (addr == FDT_ADDR_T_NONE)
+ return -EINVAL;
+
+ priv->regs = ioremap(addr, size);
+
+ return 0;
+}
+
+static const struct udevice_id bcm6328_power_domain_ids[] = {
+ { .compatible = "brcm,bcm6328-power-domain" },
+ { /* sentinel */ }
+};
+
+struct power_domain_ops bcm6328_power_domain_ops = {
+ .free = bcm6328_power_domain_free,
+ .off = bcm6328_power_domain_off,
+ .on = bcm6328_power_domain_on,
+ .request = bcm6328_power_domain_request,
+};
+
+U_BOOT_DRIVER(bcm6328_power_domain) = {
+ .name = "bcm6328_power_domain",
+ .id = UCLASS_POWER_DOMAIN,
+ .of_match = bcm6328_power_domain_ids,
+ .ops = &bcm6328_power_domain_ops,
+ .priv_auto_alloc_size = sizeof(struct bcm6328_power_domain),
+ .probe = bcm6328_power_domain_probe,
+};
--
2.1.4
^ permalink raw reply related [flat|nested] 6+ messages in thread* [U-Boot] [PATCH 2/4] mips: bmips: add bcm6328-power-domain driver support for BCM6328
2017-05-07 18:28 [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver Álvaro Fernández Rojas
2017-05-07 18:28 ` [U-Boot] [PATCH 1/4] " Álvaro Fernández Rojas
@ 2017-05-07 18:28 ` Álvaro Fernández Rojas
2017-05-07 18:28 ` [U-Boot] [PATCH 3/4] mips: bmips: add bcm6328-power-domain driver support for BCM63268 Álvaro Fernández Rojas
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: Álvaro Fernández Rojas @ 2017-05-07 18:28 UTC (permalink / raw)
To: u-boot
This driver can control up to 32 power domains.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
arch/mips/dts/brcm,bcm6328.dtsi | 7 +++++++
.../dt-bindings/power-domain/bcm6328-power-domain.h | 21 +++++++++++++++++++++
2 files changed, 28 insertions(+)
create mode 100644 include/dt-bindings/power-domain/bcm6328-power-domain.h
diff --git a/arch/mips/dts/brcm,bcm6328.dtsi b/arch/mips/dts/brcm,bcm6328.dtsi
index 9b76a23..4adc83f 100644
--- a/arch/mips/dts/brcm,bcm6328.dtsi
+++ b/arch/mips/dts/brcm,bcm6328.dtsi
@@ -6,6 +6,7 @@
#include <dt-bindings/clock/bcm6328-clock.h>
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/power-domain/bcm6328-power-domain.h>
#include <dt-bindings/reset/bcm6328-reset.h>
#include "skeleton.dtsi"
@@ -111,6 +112,12 @@
status = "disabled";
};
+ periph_pwr: power-controller at 10001848 {
+ compatible = "brcm,bcm6328-power-domain";
+ reg = <0x10001848 0x4>;
+ #power-domain-cells = <1>;
+ };
+
memory-controller at 10003000 {
compatible = "brcm,bcm6328-mc";
reg = <0x10003000 0x1000>;
diff --git a/include/dt-bindings/power-domain/bcm6328-power-domain.h b/include/dt-bindings/power-domain/bcm6328-power-domain.h
new file mode 100644
index 0000000..006806c
--- /dev/null
+++ b/include/dt-bindings/power-domain/bcm6328-power-domain.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_POWER_DOMAIN_BCM6328_H
+#define __DT_BINDINGS_POWER_DOMAIN_BCM6328_H
+
+#define BCM6328_PWR_ADSL2_MIPS 0
+#define BCM6328_PWR_ADSL2_PHY 1
+#define BCM6328_PWR_ADSL2_AFE 2
+#define BCM6328_PWR_SAR 3
+#define BCM6328_PWR_PCM 4
+#define BCM6328_PWR_USBD 5
+#define BCM6328_PWR_USBH 6
+#define BCM6328_PWR_PCIE 7
+#define BCM6328_PWR_ROBOSW 8
+#define BCM6328_PWR_EPHY 9
+
+#endif /* __DT_BINDINGS_POWER_DOMAIN_BCM6328_H */
--
2.1.4
^ permalink raw reply related [flat|nested] 6+ messages in thread* [U-Boot] [PATCH 3/4] mips: bmips: add bcm6328-power-domain driver support for BCM63268
2017-05-07 18:28 [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver Álvaro Fernández Rojas
2017-05-07 18:28 ` [U-Boot] [PATCH 1/4] " Álvaro Fernández Rojas
2017-05-07 18:28 ` [U-Boot] [PATCH 2/4] mips: bmips: add bcm6328-power-domain driver support for BCM6328 Álvaro Fernández Rojas
@ 2017-05-07 18:28 ` Álvaro Fernández Rojas
2017-05-07 18:28 ` [U-Boot] [PATCH 4/4] mips: bmips: enable bcm6328-power-domain driver for BCM6328 and BCM63268 boards Álvaro Fernández Rojas
2017-05-10 14:21 ` [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver Daniel Schwierzeck
4 siblings, 0 replies; 6+ messages in thread
From: Álvaro Fernández Rojas @ 2017-05-07 18:28 UTC (permalink / raw)
To: u-boot
This driver can control up to 32 power domains.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
arch/mips/dts/brcm,bcm63268.dtsi | 7 ++++++
.../power-domain/bcm63268-power-domain.h | 25 ++++++++++++++++++++++
2 files changed, 32 insertions(+)
create mode 100644 include/dt-bindings/power-domain/bcm63268-power-domain.h
diff --git a/arch/mips/dts/brcm,bcm63268.dtsi b/arch/mips/dts/brcm,bcm63268.dtsi
index 8ff13c1..3d0f8e0 100644
--- a/arch/mips/dts/brcm,bcm63268.dtsi
+++ b/arch/mips/dts/brcm,bcm63268.dtsi
@@ -6,6 +6,7 @@
#include <dt-bindings/clock/bcm63268-clock.h>
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/power-domain/bcm63268-power-domain.h>
#include <dt-bindings/reset/bcm63268-reset.h>
#include "skeleton.dtsi"
@@ -118,6 +119,12 @@
status = "disabled";
};
+ periph_pwr: power-controller at 1000184c {
+ compatible = "brcm,bcm6328-power-domain";
+ reg = <0x1000184c 0x4>;
+ #power-domain-cells = <1>;
+ };
+
leds: led-controller at 10001900 {
compatible = "brcm,bcm6328-leds";
reg = <0x10001900 0x24>;
diff --git a/include/dt-bindings/power-domain/bcm63268-power-domain.h b/include/dt-bindings/power-domain/bcm63268-power-domain.h
new file mode 100644
index 0000000..d9eba44
--- /dev/null
+++ b/include/dt-bindings/power-domain/bcm63268-power-domain.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_POWER_DOMAIN_BCM63268_H
+#define __DT_BINDINGS_POWER_DOMAIN_BCM63268_H
+
+#define BCM63268_PWR_SAR 0
+#define BCM63268_PWR_IPSEC 1
+#define BCM63268_PWR_MIPS 2
+#define BCM63268_PWR_DECT 3
+#define BCM63268_PWR_USBH 4
+#define BCM63268_PWR_USBD 5
+#define BCM63268_PWR_ROBOSW 6
+#define BCM63268_PWR_PCM 7
+#define BCM63268_PWR_PERIPH 8
+#define BCM63268_PWR_VDSL_PHY 9
+#define BCM63268_PWR_VDSL_MIPS 10
+#define BCM63268_PWR_FAP 11
+#define BCM63268_PWR_PCIE 12
+#define BCM63268_PWR_WLAN_PADS 13
+
+#endif /* __DT_BINDINGS_POWER_DOMAIN_BCM63268_H */
--
2.1.4
^ permalink raw reply related [flat|nested] 6+ messages in thread* [U-Boot] [PATCH 4/4] mips: bmips: enable bcm6328-power-domain driver for BCM6328 and BCM63268 boards
2017-05-07 18:28 [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver Álvaro Fernández Rojas
` (2 preceding siblings ...)
2017-05-07 18:28 ` [U-Boot] [PATCH 3/4] mips: bmips: add bcm6328-power-domain driver support for BCM63268 Álvaro Fernández Rojas
@ 2017-05-07 18:28 ` Álvaro Fernández Rojas
2017-05-10 14:21 ` [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver Daniel Schwierzeck
4 siblings, 0 replies; 6+ messages in thread
From: Álvaro Fernández Rojas @ 2017-05-07 18:28 UTC (permalink / raw)
To: u-boot
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
configs/comtrend_ar5387un_ram_defconfig | 2 ++
configs/comtrend_vr3032u_ram_defconfig | 2 ++
2 files changed, 4 insertions(+)
diff --git a/configs/comtrend_ar5387un_ram_defconfig b/configs/comtrend_ar5387un_ram_defconfig
index d613740..5b05fd2 100644
--- a/configs/comtrend_ar5387un_ram_defconfig
+++ b/configs/comtrend_ar5387un_ram_defconfig
@@ -1,5 +1,6 @@
CONFIG_ARCH_BMIPS=y
CONFIG_BAUDRATE=115200
+CONFIG_BCM6328_POWER_DOMAIN=y
CONFIG_BCM6345_CLK=y
CONFIG_BCM6345_SERIAL=y
CONFIG_BMIPS_BOOT_RAM=y
@@ -42,6 +43,7 @@ CONFIG_MIPS=y
# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
CONFIG_MIPS_BOOT_FDT=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_POWER_DOMAIN=y
CONFIG_RESET=y
CONFIG_RESET_BCM6345=y
CONFIG_SOC_BMIPS_BCM6328=y
diff --git a/configs/comtrend_vr3032u_ram_defconfig b/configs/comtrend_vr3032u_ram_defconfig
index fa2b2ae..c056d73 100644
--- a/configs/comtrend_vr3032u_ram_defconfig
+++ b/configs/comtrend_vr3032u_ram_defconfig
@@ -1,5 +1,6 @@
CONFIG_ARCH_BMIPS=y
CONFIG_BAUDRATE=115200
+CONFIG_BCM6328_POWER_DOMAIN=y
CONFIG_BCM6345_CLK=y
CONFIG_BCM6345_SERIAL=y
CONFIG_BMIPS_BOOT_RAM=y
@@ -42,6 +43,7 @@ CONFIG_MIPS=y
# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
CONFIG_MIPS_BOOT_FDT=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_POWER_DOMAIN=y
CONFIG_RESET=y
CONFIG_RESET_BCM6345=y
CONFIG_SOC_BMIPS_BCM63268=y
--
2.1.4
^ permalink raw reply related [flat|nested] 6+ messages in thread* [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver
2017-05-07 18:28 [U-Boot] [PATCH 0/4] dm: power: domain: add BCM6328 power domain driver Álvaro Fernández Rojas
` (3 preceding siblings ...)
2017-05-07 18:28 ` [U-Boot] [PATCH 4/4] mips: bmips: enable bcm6328-power-domain driver for BCM6328 and BCM63268 boards Álvaro Fernández Rojas
@ 2017-05-10 14:21 ` Daniel Schwierzeck
4 siblings, 0 replies; 6+ messages in thread
From: Daniel Schwierzeck @ 2017-05-10 14:21 UTC (permalink / raw)
To: u-boot
Am 07.05.2017 um 20:28 schrieb Álvaro Fernández Rojas:
> BCM6328 SoCs have power domain controllers which supports enabling and
> disabling power for the different peripherals.
>
> Álvaro Fernández Rojas (4):
> dm: power: domain: add BCM6328 power domain driver
> mips: bmips: add bcm6328-power-domain driver support for BCM6328
> mips: bmips: add bcm6328-power-domain driver support for BCM63268
> mips: bmips: enable bcm6328-power-domain driver for BCM6328 and
> BCM63268 boards
>
> arch/mips/dts/brcm,bcm63268.dtsi | 7 ++
> arch/mips/dts/brcm,bcm6328.dtsi | 7 ++
> configs/comtrend_ar5387un_ram_defconfig | 2 +
> configs/comtrend_vr3032u_ram_defconfig | 2 +
> drivers/power/domain/Kconfig | 7 ++
> drivers/power/domain/Makefile | 1 +
> drivers/power/domain/bcm6328-power-domain.c | 83 ++++++++++++++++++++++
> .../power-domain/bcm63268-power-domain.h | 25 +++++++
> .../power-domain/bcm6328-power-domain.h | 21 ++++++
> 9 files changed, 155 insertions(+)
> create mode 100644 drivers/power/domain/bcm6328-power-domain.c
> create mode 100644 include/dt-bindings/power-domain/bcm63268-power-domain.h
> create mode 100644 include/dt-bindings/power-domain/bcm6328-power-domain.h
>
series applied to u-boot-mips/next, thanks
--
- Daniel
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