Message ID | 1440770374-11501-5-git-send-email-p.marczak@samsung.com |
---|---|
State | Changes Requested |
Delegated to: | Minkyu Kang |
Headers | show |
On 28 August 2015 at 07:59, Przemyslaw Marczak <p.marczak@samsung.com> wrote: > This driver allows I/O operations on the Samsung S2MPS11 PMIC, > which provides lots of LDO/BUCK outputs. > > To enable it, update defconfig with: > - CONFIG_DM_PMIC_S2MPS11 > and additional, if were not defined: > - CONFIG_CMD_PMIC > - CONFIG_ERRNO_STR > > The binding info: doc/device-tree-bindings/pmic/s2mps11.txt > > Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com> > --- > doc/device-tree-bindings/pmic/s2mps11.txt | 17 +++++ > drivers/power/pmic/Kconfig | 14 ++++ > drivers/power/pmic/Makefile | 1 + > drivers/power/pmic/s2mps11.c | 60 ++++++++++++++++ > include/power/s2mps11.h | 109 ++++++++++++++++++++++++++++++ > 5 files changed, 201 insertions(+) > create mode 100644 doc/device-tree-bindings/pmic/s2mps11.txt > create mode 100644 drivers/power/pmic/s2mps11.c > create mode 100644 include/power/s2mps11.h Reviewed-by: Simon Glass <sjg@chromium.org> (2 nits below) > > diff --git a/doc/device-tree-bindings/pmic/s2mps11.txt b/doc/device-tree-bindings/pmic/s2mps11.txt > new file mode 100644 > index 0000000..db8d624 > --- /dev/null > +++ b/doc/device-tree-bindings/pmic/s2mps11.txt > @@ -0,0 +1,17 @@ > +SAMSUBNG, S2MPS11 PMIC > + > +This file describes the binding info for the PMIC driver: > +- drivers/power/pmic/s2mps11.c > + > +Required properties: > +- compatible: "samsung,s2mps11-pmic" > +- reg = 0x66 > + > +With those two properties, the pmic device can be used for read/write only. > + > +Example: > + > +s2mps11@66 { > + compatible = "samsung,s2mps11-pmic"; > + reg = <0x66>; > +}; > diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig > index fc6a374..c66b352 100644 > --- a/drivers/power/pmic/Kconfig > +++ b/drivers/power/pmic/Kconfig > @@ -24,6 +24,20 @@ config DM_PMIC_MAX77686 > This config enables implementation of driver-model pmic uclass features > for PMIC MAX77686. The driver implements read/write operations. > > +config DM_PMIC_S2MPS11 nit: I don't think this should have a DM_ prefix. Remember that all the CONFIG_DM_... options are going to be removed one day. It is intended to select the DM version of a subsystem. In your case you only have a DM version of the driver, so just CONFIG_PMIC_S2MPS11 seems fine. > + bool "Enable Driver Model for PMIC Samsung S2MPS11" > + depends on DM_PMIC > + ---help--- > + The Samsung S2MPS11 PMIC provides: > + - 38 adjustable LDO regulators > + - 9 High-Efficiency Buck Converters > + - 1 BuckBoost Converter > + - RTC with two alarms > + - Backup battery charger > + - I2C Configuration Interface > + This driver provides access to I/O interface only. > + Binding info: doc/device-tree-bindings/pmic/s2mps11.txt > + > config DM_PMIC_SANDBOX > bool "Enable Driver Model for emulated Sandbox PMIC " > depends on DM_PMIC > diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile > index 99c5778..1b58d98 100644 > --- a/drivers/power/pmic/Makefile > +++ b/drivers/power/pmic/Makefile > @@ -8,6 +8,7 @@ > obj-$(CONFIG_DM_PMIC) += pmic-uclass.o > obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o > obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o > +obj-$(CONFIG_DM_PMIC_S2MPS11) += s2mps11.o > obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o > obj-$(CONFIG_PMIC_TPS65090) += tps65090.o > obj-$(CONFIG_PMIC_S5M8767) += s5m8767.o > diff --git a/drivers/power/pmic/s2mps11.c b/drivers/power/pmic/s2mps11.c > new file mode 100644 > index 0000000..7e28402 > --- /dev/null > +++ b/drivers/power/pmic/s2mps11.c > @@ -0,0 +1,60 @@ > +/* > + * Copyright (C) 2015 Samsung Electronics > + * Przemyslaw Marczak <p.marczak@samsung.com> > + * > + * SPDX-License-Identifier: GPL-2.0+ > + */ > + > +#include <common.h> > +#include <fdtdec.h> > +#include <errno.h> > +#include <dm.h> > +#include <i2c.h> > +#include <power/pmic.h> > +#include <power/s2mps11.h> > + > +DECLARE_GLOBAL_DATA_PTR; > + > +static int s2mps11_reg_count(struct udevice *dev) > +{ > + return S2MPS11_REG_COUNT; > +} > + > +static int s2mps11_write(struct udevice *dev, uint reg, const uint8_t *buff, > + int len) > +{ > + if (dm_i2c_write(dev, reg, buff, len)) { > + error("write error to device: %p register: %#x!", dev, reg); > + return -EIO; > + } > + > + return 0; > +} > + > +static int s2mps11_read(struct udevice *dev, uint reg, uint8_t *buff, int len) > +{ > + if (dm_i2c_read(dev, reg, buff, len)) { > + error("read error from device: %p register: %#x!", dev, reg); > + return -EIO; > + } > + > + return 0; > +} > + > +static struct dm_pmic_ops s2mps11_ops = { > + .reg_count = s2mps11_reg_count, > + .read = s2mps11_read, > + .write = s2mps11_write, > +}; > + > +static const struct udevice_id s2mps11_ids[] = { > + { .compatible = "samsung,s2mps11-pmic" }, > + { } > +}; > + > +U_BOOT_DRIVER(pmic_s2mps11) = { > + .name = "s2mps11_pmic", > + .id = UCLASS_PMIC, > + .of_match = s2mps11_ids, > + .ops = &s2mps11_ops, > +}; > diff --git a/include/power/s2mps11.h b/include/power/s2mps11.h > new file mode 100644 > index 0000000..885a816 > --- /dev/null > +++ b/include/power/s2mps11.h > @@ -0,0 +1,109 @@ > +#ifndef __INCLUDE__S2MPS11__H__ nit: I don't think you need __INCLUDE__ here > +#define __INCLUDE__S2MPS11__H__ > + > +enum s2mps11_reg { > + S2MPS11_REG_ID = 0, > + S2MPS11_REG_INT1, > + S2MPS11_REG_INT2, > + S2MPS11_REG_INT3, > + S2MPS11_REG_INT1M, > + S2MPS11_REG_INT2M, > + S2MPS11_REG_INT3M, > + S2MPS11_REG_STATUS1, > + S2MPS11_REG_STATUS2, > + S2MPS11_REG_OFFSRC, > + S2MPS11_REG_PWRONSRC, > + S2MPS11_REG_RTC_CTRL, > + S2MPS11_REG_CTRL1, > + S2MPS11_REG_ETC_TEST, > + S2MPS11_REG_RSVD3, > + S2MPS11_REG_BU_CHG, > + S2MPS11_REG_RAMP, > + S2MPS11_REG_RAMP_BUCK, > + S2MPS11_REG_LDO1_8, > + S2MPS11_REG_LDO9_16, > + S2MPS11_REG_LDO17_24, > + S2MPS11_REG_LDO25_32, > + S2MPS11_REG_LDO33_38, > + S2MPS11_REG_LDO1_8_OVC, > + S2MPS11_REG_LDO9_16_OVC, > + S2MPS11_REG_LDO17_24_OVC, > + S2MPS11_REG_LDO25_32_OVC, > + S2MPS11_REG_LDO33_38_OVC, > + S2MPS11_REG_RESERVED1, > + S2MPS11_REG_RESERVED2, > + S2MPS11_REG_RESERVED3, > + S2MPS11_REG_RESERVED4, > + S2MPS11_REG_RESERVED5, > + S2MPS11_REG_RESERVED6, > + S2MPS11_REG_RESERVED7, > + S2MPS11_REG_RESERVED8, > + S2MPS11_REG_WDRSTEN_CTRL, > + S2MPS11_REG_B1CTRL1, > + S2MPS11_REG_B1CTRL2, > + S2MPS11_REG_B2CTRL1, > + S2MPS11_REG_B2CTRL2, > + S2MPS11_REG_B3CTRL1, > + S2MPS11_REG_B3CTRL2, > + S2MPS11_REG_B4CTRL1, > + S2MPS11_REG_B4CTRL2, > + S2MPS11_REG_B5CTRL1, > + S2MPS11_REG_BUCK5_SW, > + S2MPS11_REG_B5CTRL2, > + S2MPS11_REG_B5CTRL3, > + S2MPS11_REG_B5CTRL4, > + S2MPS11_REG_B5CTRL5, > + S2MPS11_REG_B6CTRL1, > + S2MPS11_REG_B6CTRL2, > + S2MPS11_REG_B7CTRL1, > + S2MPS11_REG_B7CTRL2, > + S2MPS11_REG_B8CTRL1, > + S2MPS11_REG_B8CTRL2, > + S2MPS11_REG_B9CTRL1, > + S2MPS11_REG_B9CTRL2, > + S2MPS11_REG_B10CTRL1, > + S2MPS11_REG_B10CTRL2, > + S2MPS11_REG_L1CTRL, > + S2MPS11_REG_L2CTRL, > + S2MPS11_REG_L3CTRL, > + S2MPS11_REG_L4CTRL, > + S2MPS11_REG_L5CTRL, > + S2MPS11_REG_L6CTRL, > + S2MPS11_REG_L7CTRL, > + S2MPS11_REG_L8CTRL, > + S2MPS11_REG_L9CTRL, > + S2MPS11_REG_L10CTRL, > + S2MPS11_REG_L11CTRL, > + S2MPS11_REG_L12CTRL, > + S2MPS11_REG_L13CTRL, > + S2MPS11_REG_L14CTRL, > + S2MPS11_REG_L15CTRL, > + S2MPS11_REG_L16CTRL, > + S2MPS11_REG_L17CTRL, > + S2MPS11_REG_L18CTRL, > + S2MPS11_REG_L19CTRL, > + S2MPS11_REG_L20CTRL, > + S2MPS11_REG_L21CTRL, > + S2MPS11_REG_L22CTRL, > + S2MPS11_REG_L23CTRL, > + S2MPS11_REG_L24CTRL, > + S2MPS11_REG_L25CTRL, > + S2MPS11_REG_L26CTRL, > + S2MPS11_REG_L27CTRL, > + S2MPS11_REG_L28CTRL, > + S2MPS11_REG_L29CTRL, > + S2MPS11_REG_L30CTRL, > + S2MPS11_REG_L31CTRL, > + S2MPS11_REG_L32CTRL, > + S2MPS11_REG_L33CTRL, > + S2MPS11_REG_L34CTRL, > + S2MPS11_REG_L35CTRL, > + S2MPS11_REG_L36CTRL, > + S2MPS11_REG_L37CTRL, > + S2MPS11_REG_L38CTRL, > + S2MPS11_REG_COUNT, > +}; > + > +#define S2MPS11_LDO26_ENABLE 0xec > + > +#endif > -- > 1.9.1 > Regards, Simon
Hello, On 09/01/2015 02:33 AM, Simon Glass wrote: > On 28 August 2015 at 07:59, Przemyslaw Marczak <p.marczak@samsung.com> wrote: >> This driver allows I/O operations on the Samsung S2MPS11 PMIC, >> which provides lots of LDO/BUCK outputs. >> >> To enable it, update defconfig with: >> - CONFIG_DM_PMIC_S2MPS11 >> and additional, if were not defined: >> - CONFIG_CMD_PMIC >> - CONFIG_ERRNO_STR >> >> The binding info: doc/device-tree-bindings/pmic/s2mps11.txt >> >> Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com> >> --- >> doc/device-tree-bindings/pmic/s2mps11.txt | 17 +++++ >> drivers/power/pmic/Kconfig | 14 ++++ >> drivers/power/pmic/Makefile | 1 + >> drivers/power/pmic/s2mps11.c | 60 ++++++++++++++++ >> include/power/s2mps11.h | 109 ++++++++++++++++++++++++++++++ >> 5 files changed, 201 insertions(+) >> create mode 100644 doc/device-tree-bindings/pmic/s2mps11.txt >> create mode 100644 drivers/power/pmic/s2mps11.c >> create mode 100644 include/power/s2mps11.h > > Reviewed-by: Simon Glass <sjg@chromium.org> > > (2 nits below) > >> >> diff --git a/doc/device-tree-bindings/pmic/s2mps11.txt b/doc/device-tree-bindings/pmic/s2mps11.txt >> new file mode 100644 >> index 0000000..db8d624 >> --- /dev/null >> +++ b/doc/device-tree-bindings/pmic/s2mps11.txt >> @@ -0,0 +1,17 @@ >> +SAMSUBNG, S2MPS11 PMIC >> + >> +This file describes the binding info for the PMIC driver: >> +- drivers/power/pmic/s2mps11.c >> + >> +Required properties: >> +- compatible: "samsung,s2mps11-pmic" >> +- reg = 0x66 >> + >> +With those two properties, the pmic device can be used for read/write only. >> + >> +Example: >> + >> +s2mps11@66 { >> + compatible = "samsung,s2mps11-pmic"; >> + reg = <0x66>; >> +}; >> diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig >> index fc6a374..c66b352 100644 >> --- a/drivers/power/pmic/Kconfig >> +++ b/drivers/power/pmic/Kconfig >> @@ -24,6 +24,20 @@ config DM_PMIC_MAX77686 >> This config enables implementation of driver-model pmic uclass features >> for PMIC MAX77686. The driver implements read/write operations. >> >> +config DM_PMIC_S2MPS11 > > nit: I don't think this should have a DM_ prefix. Remember that all > the CONFIG_DM_... options are going to be removed one day. It is > intended to select the DM version of a subsystem. In your case you > only have a DM version of the driver, so just CONFIG_PMIC_S2MPS11 > seems fine. > Ah, ok. I will update this. >> + bool "Enable Driver Model for PMIC Samsung S2MPS11" >> + depends on DM_PMIC >> + ---help--- >> + The Samsung S2MPS11 PMIC provides: >> + - 38 adjustable LDO regulators >> + - 9 High-Efficiency Buck Converters >> + - 1 BuckBoost Converter >> + - RTC with two alarms >> + - Backup battery charger >> + - I2C Configuration Interface >> + This driver provides access to I/O interface only. >> + Binding info: doc/device-tree-bindings/pmic/s2mps11.txt >> + >> config DM_PMIC_SANDBOX >> bool "Enable Driver Model for emulated Sandbox PMIC " >> depends on DM_PMIC >> diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile >> index 99c5778..1b58d98 100644 >> --- a/drivers/power/pmic/Makefile >> +++ b/drivers/power/pmic/Makefile >> @@ -8,6 +8,7 @@ >> obj-$(CONFIG_DM_PMIC) += pmic-uclass.o >> obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o >> obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o >> +obj-$(CONFIG_DM_PMIC_S2MPS11) += s2mps11.o >> obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o >> obj-$(CONFIG_PMIC_TPS65090) += tps65090.o >> obj-$(CONFIG_PMIC_S5M8767) += s5m8767.o >> diff --git a/drivers/power/pmic/s2mps11.c b/drivers/power/pmic/s2mps11.c >> new file mode 100644 >> index 0000000..7e28402 >> --- /dev/null >> +++ b/drivers/power/pmic/s2mps11.c >> @@ -0,0 +1,60 @@ >> +/* >> + * Copyright (C) 2015 Samsung Electronics >> + * Przemyslaw Marczak <p.marczak@samsung.com> >> + * >> + * SPDX-License-Identifier: GPL-2.0+ >> + */ >> + >> +#include <common.h> >> +#include <fdtdec.h> >> +#include <errno.h> >> +#include <dm.h> >> +#include <i2c.h> >> +#include <power/pmic.h> >> +#include <power/s2mps11.h> >> + >> +DECLARE_GLOBAL_DATA_PTR; >> + >> +static int s2mps11_reg_count(struct udevice *dev) >> +{ >> + return S2MPS11_REG_COUNT; >> +} >> + >> +static int s2mps11_write(struct udevice *dev, uint reg, const uint8_t *buff, >> + int len) >> +{ >> + if (dm_i2c_write(dev, reg, buff, len)) { >> + error("write error to device: %p register: %#x!", dev, reg); >> + return -EIO; >> + } >> + >> + return 0; >> +} >> + >> +static int s2mps11_read(struct udevice *dev, uint reg, uint8_t *buff, int len) >> +{ >> + if (dm_i2c_read(dev, reg, buff, len)) { >> + error("read error from device: %p register: %#x!", dev, reg); >> + return -EIO; >> + } >> + >> + return 0; >> +} >> + >> +static struct dm_pmic_ops s2mps11_ops = { >> + .reg_count = s2mps11_reg_count, >> + .read = s2mps11_read, >> + .write = s2mps11_write, >> +}; >> + >> +static const struct udevice_id s2mps11_ids[] = { >> + { .compatible = "samsung,s2mps11-pmic" }, >> + { } >> +}; >> + >> +U_BOOT_DRIVER(pmic_s2mps11) = { >> + .name = "s2mps11_pmic", >> + .id = UCLASS_PMIC, >> + .of_match = s2mps11_ids, >> + .ops = &s2mps11_ops, >> +}; >> diff --git a/include/power/s2mps11.h b/include/power/s2mps11.h >> new file mode 100644 >> index 0000000..885a816 >> --- /dev/null >> +++ b/include/power/s2mps11.h >> @@ -0,0 +1,109 @@ >> +#ifndef __INCLUDE__S2MPS11__H__ > > nit: I don't think you need __INCLUDE__ here > ok, will remove. >> +#define __INCLUDE__S2MPS11__H__ >> + >> +enum s2mps11_reg { >> + S2MPS11_REG_ID = 0, >> + S2MPS11_REG_INT1, >> + S2MPS11_REG_INT2, >> + S2MPS11_REG_INT3, >> + S2MPS11_REG_INT1M, >> + S2MPS11_REG_INT2M, >> + S2MPS11_REG_INT3M, >> + S2MPS11_REG_STATUS1, >> + S2MPS11_REG_STATUS2, >> + S2MPS11_REG_OFFSRC, >> + S2MPS11_REG_PWRONSRC, >> + S2MPS11_REG_RTC_CTRL, >> + S2MPS11_REG_CTRL1, >> + S2MPS11_REG_ETC_TEST, >> + S2MPS11_REG_RSVD3, >> + S2MPS11_REG_BU_CHG, >> + S2MPS11_REG_RAMP, >> + S2MPS11_REG_RAMP_BUCK, >> + S2MPS11_REG_LDO1_8, >> + S2MPS11_REG_LDO9_16, >> + S2MPS11_REG_LDO17_24, >> + S2MPS11_REG_LDO25_32, >> + S2MPS11_REG_LDO33_38, >> + S2MPS11_REG_LDO1_8_OVC, >> + S2MPS11_REG_LDO9_16_OVC, >> + S2MPS11_REG_LDO17_24_OVC, >> + S2MPS11_REG_LDO25_32_OVC, >> + S2MPS11_REG_LDO33_38_OVC, >> + S2MPS11_REG_RESERVED1, >> + S2MPS11_REG_RESERVED2, >> + S2MPS11_REG_RESERVED3, >> + S2MPS11_REG_RESERVED4, >> + S2MPS11_REG_RESERVED5, >> + S2MPS11_REG_RESERVED6, >> + S2MPS11_REG_RESERVED7, >> + S2MPS11_REG_RESERVED8, >> + S2MPS11_REG_WDRSTEN_CTRL, >> + S2MPS11_REG_B1CTRL1, >> + S2MPS11_REG_B1CTRL2, >> + S2MPS11_REG_B2CTRL1, >> + S2MPS11_REG_B2CTRL2, >> + S2MPS11_REG_B3CTRL1, >> + S2MPS11_REG_B3CTRL2, >> + S2MPS11_REG_B4CTRL1, >> + S2MPS11_REG_B4CTRL2, >> + S2MPS11_REG_B5CTRL1, >> + S2MPS11_REG_BUCK5_SW, >> + S2MPS11_REG_B5CTRL2, >> + S2MPS11_REG_B5CTRL3, >> + S2MPS11_REG_B5CTRL4, >> + S2MPS11_REG_B5CTRL5, >> + S2MPS11_REG_B6CTRL1, >> + S2MPS11_REG_B6CTRL2, >> + S2MPS11_REG_B7CTRL1, >> + S2MPS11_REG_B7CTRL2, >> + S2MPS11_REG_B8CTRL1, >> + S2MPS11_REG_B8CTRL2, >> + S2MPS11_REG_B9CTRL1, >> + S2MPS11_REG_B9CTRL2, >> + S2MPS11_REG_B10CTRL1, >> + S2MPS11_REG_B10CTRL2, >> + S2MPS11_REG_L1CTRL, >> + S2MPS11_REG_L2CTRL, >> + S2MPS11_REG_L3CTRL, >> + S2MPS11_REG_L4CTRL, >> + S2MPS11_REG_L5CTRL, >> + S2MPS11_REG_L6CTRL, >> + S2MPS11_REG_L7CTRL, >> + S2MPS11_REG_L8CTRL, >> + S2MPS11_REG_L9CTRL, >> + S2MPS11_REG_L10CTRL, >> + S2MPS11_REG_L11CTRL, >> + S2MPS11_REG_L12CTRL, >> + S2MPS11_REG_L13CTRL, >> + S2MPS11_REG_L14CTRL, >> + S2MPS11_REG_L15CTRL, >> + S2MPS11_REG_L16CTRL, >> + S2MPS11_REG_L17CTRL, >> + S2MPS11_REG_L18CTRL, >> + S2MPS11_REG_L19CTRL, >> + S2MPS11_REG_L20CTRL, >> + S2MPS11_REG_L21CTRL, >> + S2MPS11_REG_L22CTRL, >> + S2MPS11_REG_L23CTRL, >> + S2MPS11_REG_L24CTRL, >> + S2MPS11_REG_L25CTRL, >> + S2MPS11_REG_L26CTRL, >> + S2MPS11_REG_L27CTRL, >> + S2MPS11_REG_L28CTRL, >> + S2MPS11_REG_L29CTRL, >> + S2MPS11_REG_L30CTRL, >> + S2MPS11_REG_L31CTRL, >> + S2MPS11_REG_L32CTRL, >> + S2MPS11_REG_L33CTRL, >> + S2MPS11_REG_L34CTRL, >> + S2MPS11_REG_L35CTRL, >> + S2MPS11_REG_L36CTRL, >> + S2MPS11_REG_L37CTRL, >> + S2MPS11_REG_L38CTRL, >> + S2MPS11_REG_COUNT, >> +}; >> + >> +#define S2MPS11_LDO26_ENABLE 0xec >> + >> +#endif >> -- >> 1.9.1 >> > > Regards, > Simon > Thanks,
Dear Przemyslaw Marczak, Just some minor comment, On 28/08/15 22:59, Przemyslaw Marczak wrote: > This driver allows I/O operations on the Samsung S2MPS11 PMIC, > which provides lots of LDO/BUCK outputs. > > To enable it, update defconfig with: > - CONFIG_DM_PMIC_S2MPS11 > and additional, if were not defined: > - CONFIG_CMD_PMIC > - CONFIG_ERRNO_STR > > The binding info: doc/device-tree-bindings/pmic/s2mps11.txt > > Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com> > --- > doc/device-tree-bindings/pmic/s2mps11.txt | 17 +++++ > drivers/power/pmic/Kconfig | 14 ++++ > drivers/power/pmic/Makefile | 1 + > drivers/power/pmic/s2mps11.c | 60 ++++++++++++++++ > include/power/s2mps11.h | 109 ++++++++++++++++++++++++++++++ > 5 files changed, 201 insertions(+) > create mode 100644 doc/device-tree-bindings/pmic/s2mps11.txt > create mode 100644 drivers/power/pmic/s2mps11.c > create mode 100644 include/power/s2mps11.h > > diff --git a/doc/device-tree-bindings/pmic/s2mps11.txt b/doc/device-tree-bindings/pmic/s2mps11.txt > new file mode 100644 > index 0000000..db8d624 > --- /dev/null > +++ b/doc/device-tree-bindings/pmic/s2mps11.txt > @@ -0,0 +1,17 @@ > +SAMSUBNG, S2MPS11 PMIC SAMSUNG? > + > +This file describes the binding info for the PMIC driver: > +- drivers/power/pmic/s2mps11.c > + > +Required properties: > +- compatible: "samsung,s2mps11-pmic" > +- reg = 0x66 > + > +With those two properties, the pmic device can be used for read/write only. > + > +Example: > + > +s2mps11@66 { > + compatible = "samsung,s2mps11-pmic"; > + reg = <0x66>; > +}; > diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig > index fc6a374..c66b352 100644 > --- a/drivers/power/pmic/Kconfig > +++ b/drivers/power/pmic/Kconfig > @@ -24,6 +24,20 @@ config DM_PMIC_MAX77686 > This config enables implementation of driver-model pmic uclass features > for PMIC MAX77686. The driver implements read/write operations. > > +config DM_PMIC_S2MPS11 > + bool "Enable Driver Model for PMIC Samsung S2MPS11" > + depends on DM_PMIC > + ---help--- > + The Samsung S2MPS11 PMIC provides: > + - 38 adjustable LDO regulators > + - 9 High-Efficiency Buck Converters > + - 1 BuckBoost Converter > + - RTC with two alarms > + - Backup battery charger > + - I2C Configuration Interface > + This driver provides access to I/O interface only. > + Binding info: doc/device-tree-bindings/pmic/s2mps11.txt > + > config DM_PMIC_SANDBOX > bool "Enable Driver Model for emulated Sandbox PMIC " > depends on DM_PMIC > diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile > index 99c5778..1b58d98 100644 > --- a/drivers/power/pmic/Makefile > +++ b/drivers/power/pmic/Makefile > @@ -8,6 +8,7 @@ > obj-$(CONFIG_DM_PMIC) += pmic-uclass.o > obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o > obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o > +obj-$(CONFIG_DM_PMIC_S2MPS11) += s2mps11.o > obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o > obj-$(CONFIG_PMIC_TPS65090) += tps65090.o > obj-$(CONFIG_PMIC_S5M8767) += s5m8767.o > diff --git a/drivers/power/pmic/s2mps11.c b/drivers/power/pmic/s2mps11.c > new file mode 100644 > index 0000000..7e28402 > --- /dev/null > +++ b/drivers/power/pmic/s2mps11.c > @@ -0,0 +1,60 @@ > +/* > + * Copyright (C) 2015 Samsung Electronics > + * Przemyslaw Marczak <p.marczak@samsung.com> > + * > + * SPDX-License-Identifier: GPL-2.0+ > + */ > + > +#include <common.h> > +#include <fdtdec.h> > +#include <errno.h> > +#include <dm.h> > +#include <i2c.h> > +#include <power/pmic.h> > +#include <power/s2mps11.h> > + > +DECLARE_GLOBAL_DATA_PTR; > + > +static int s2mps11_reg_count(struct udevice *dev) > +{ > + return S2MPS11_REG_COUNT; > +} > + > +static int s2mps11_write(struct udevice *dev, uint reg, const uint8_t *buff, > + int len) > +{ > + if (dm_i2c_write(dev, reg, buff, len)) { > + error("write error to device: %p register: %#x!", dev, reg); > + return -EIO; > + } > + > + return 0; > +} > + > +static int s2mps11_read(struct udevice *dev, uint reg, uint8_t *buff, int len) > +{ > + if (dm_i2c_read(dev, reg, buff, len)) { > + error("read error from device: %p register: %#x!", dev, reg); > + return -EIO; > + } > + > + return 0; > +} > + > +static struct dm_pmic_ops s2mps11_ops = { > + .reg_count = s2mps11_reg_count, > + .read = s2mps11_read, > + .write = s2mps11_write, > +}; > + > +static const struct udevice_id s2mps11_ids[] = { > + { .compatible = "samsung,s2mps11-pmic" }, > + { } > +}; > + > +U_BOOT_DRIVER(pmic_s2mps11) = { > + .name = "s2mps11_pmic", > + .id = UCLASS_PMIC, > + .of_match = s2mps11_ids, > + .ops = &s2mps11_ops, > +}; > diff --git a/include/power/s2mps11.h b/include/power/s2mps11.h > new file mode 100644 > index 0000000..885a816 > --- /dev/null > +++ b/include/power/s2mps11.h > @@ -0,0 +1,109 @@ > +#ifndef __INCLUDE__S2MPS11__H__ > +#define __INCLUDE__S2MPS11__H__ > + > +enum s2mps11_reg { > + S2MPS11_REG_ID = 0, > + S2MPS11_REG_INT1, > + S2MPS11_REG_INT2, > + S2MPS11_REG_INT3, > + S2MPS11_REG_INT1M, > + S2MPS11_REG_INT2M, > + S2MPS11_REG_INT3M, > + S2MPS11_REG_STATUS1, > + S2MPS11_REG_STATUS2, > + S2MPS11_REG_OFFSRC, > + S2MPS11_REG_PWRONSRC, > + S2MPS11_REG_RTC_CTRL, > + S2MPS11_REG_CTRL1, > + S2MPS11_REG_ETC_TEST, > + S2MPS11_REG_RSVD3, > + S2MPS11_REG_BU_CHG, > + S2MPS11_REG_RAMP, > + S2MPS11_REG_RAMP_BUCK, > + S2MPS11_REG_LDO1_8, > + S2MPS11_REG_LDO9_16, > + S2MPS11_REG_LDO17_24, > + S2MPS11_REG_LDO25_32, > + S2MPS11_REG_LDO33_38, > + S2MPS11_REG_LDO1_8_OVC, > + S2MPS11_REG_LDO9_16_OVC, > + S2MPS11_REG_LDO17_24_OVC, > + S2MPS11_REG_LDO25_32_OVC, > + S2MPS11_REG_LDO33_38_OVC, > + S2MPS11_REG_RESERVED1, > + S2MPS11_REG_RESERVED2, > + S2MPS11_REG_RESERVED3, > + S2MPS11_REG_RESERVED4, > + S2MPS11_REG_RESERVED5, > + S2MPS11_REG_RESERVED6, > + S2MPS11_REG_RESERVED7, > + S2MPS11_REG_RESERVED8, > + S2MPS11_REG_WDRSTEN_CTRL, > + S2MPS11_REG_B1CTRL1, > + S2MPS11_REG_B1CTRL2, > + S2MPS11_REG_B2CTRL1, > + S2MPS11_REG_B2CTRL2, > + S2MPS11_REG_B3CTRL1, > + S2MPS11_REG_B3CTRL2, > + S2MPS11_REG_B4CTRL1, > + S2MPS11_REG_B4CTRL2, > + S2MPS11_REG_B5CTRL1, > + S2MPS11_REG_BUCK5_SW, > + S2MPS11_REG_B5CTRL2, > + S2MPS11_REG_B5CTRL3, > + S2MPS11_REG_B5CTRL4, > + S2MPS11_REG_B5CTRL5, > + S2MPS11_REG_B6CTRL1, > + S2MPS11_REG_B6CTRL2, > + S2MPS11_REG_B7CTRL1, > + S2MPS11_REG_B7CTRL2, > + S2MPS11_REG_B8CTRL1, > + S2MPS11_REG_B8CTRL2, > + S2MPS11_REG_B9CTRL1, > + S2MPS11_REG_B9CTRL2, > + S2MPS11_REG_B10CTRL1, > + S2MPS11_REG_B10CTRL2, > + S2MPS11_REG_L1CTRL, > + S2MPS11_REG_L2CTRL, > + S2MPS11_REG_L3CTRL, > + S2MPS11_REG_L4CTRL, > + S2MPS11_REG_L5CTRL, > + S2MPS11_REG_L6CTRL, > + S2MPS11_REG_L7CTRL, > + S2MPS11_REG_L8CTRL, > + S2MPS11_REG_L9CTRL, > + S2MPS11_REG_L10CTRL, > + S2MPS11_REG_L11CTRL, > + S2MPS11_REG_L12CTRL, > + S2MPS11_REG_L13CTRL, > + S2MPS11_REG_L14CTRL, > + S2MPS11_REG_L15CTRL, > + S2MPS11_REG_L16CTRL, > + S2MPS11_REG_L17CTRL, > + S2MPS11_REG_L18CTRL, > + S2MPS11_REG_L19CTRL, > + S2MPS11_REG_L20CTRL, > + S2MPS11_REG_L21CTRL, > + S2MPS11_REG_L22CTRL, > + S2MPS11_REG_L23CTRL, > + S2MPS11_REG_L24CTRL, > + S2MPS11_REG_L25CTRL, > + S2MPS11_REG_L26CTRL, > + S2MPS11_REG_L27CTRL, > + S2MPS11_REG_L28CTRL, > + S2MPS11_REG_L29CTRL, > + S2MPS11_REG_L30CTRL, > + S2MPS11_REG_L31CTRL, > + S2MPS11_REG_L32CTRL, > + S2MPS11_REG_L33CTRL, > + S2MPS11_REG_L34CTRL, > + S2MPS11_REG_L35CTRL, > + S2MPS11_REG_L36CTRL, > + S2MPS11_REG_L37CTRL, > + S2MPS11_REG_L38CTRL, > + S2MPS11_REG_COUNT, > +}; > + > +#define S2MPS11_LDO26_ENABLE 0xec > + > +#endif > Thanks, Minkyu Kang.
Hello Minkyu, On 09/07/2015 02:11 AM, Minkyu Kang wrote: > Dear Przemyslaw Marczak, > > Just some minor comment, > > On 28/08/15 22:59, Przemyslaw Marczak wrote: >> This driver allows I/O operations on the Samsung S2MPS11 PMIC, >> which provides lots of LDO/BUCK outputs. >> >> To enable it, update defconfig with: >> - CONFIG_DM_PMIC_S2MPS11 >> and additional, if were not defined: >> - CONFIG_CMD_PMIC >> - CONFIG_ERRNO_STR >> >> The binding info: doc/device-tree-bindings/pmic/s2mps11.txt >> >> Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com> >> --- >> doc/device-tree-bindings/pmic/s2mps11.txt | 17 +++++ >> drivers/power/pmic/Kconfig | 14 ++++ >> drivers/power/pmic/Makefile | 1 + >> drivers/power/pmic/s2mps11.c | 60 ++++++++++++++++ >> include/power/s2mps11.h | 109 ++++++++++++++++++++++++++++++ >> 5 files changed, 201 insertions(+) >> create mode 100644 doc/device-tree-bindings/pmic/s2mps11.txt >> create mode 100644 drivers/power/pmic/s2mps11.c >> create mode 100644 include/power/s2mps11.h >> >> diff --git a/doc/device-tree-bindings/pmic/s2mps11.txt b/doc/device-tree-bindings/pmic/s2mps11.txt >> new file mode 100644 >> index 0000000..db8d624 >> --- /dev/null >> +++ b/doc/device-tree-bindings/pmic/s2mps11.txt >> @@ -0,0 +1,17 @@ >> +SAMSUBNG, S2MPS11 PMIC > > SAMSUNG? > Right, will fix. >> + >> +This file describes the binding info for the PMIC driver: >> +- drivers/power/pmic/s2mps11.c >> + >> +Required properties: >> +- compatible: "samsung,s2mps11-pmic" >> +- reg = 0x66 >> + >> +With those two properties, the pmic device can be used for read/write only. >> + >> +Example: >> + >> +s2mps11@66 { >> + compatible = "samsung,s2mps11-pmic"; >> + reg = <0x66>; >> +}; >> diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig >> index fc6a374..c66b352 100644 >> --- a/drivers/power/pmic/Kconfig >> +++ b/drivers/power/pmic/Kconfig >> @@ -24,6 +24,20 @@ config DM_PMIC_MAX77686 >> This config enables implementation of driver-model pmic uclass features >> for PMIC MAX77686. The driver implements read/write operations. >> >> +config DM_PMIC_S2MPS11 >> + bool "Enable Driver Model for PMIC Samsung S2MPS11" >> + depends on DM_PMIC >> + ---help--- >> + The Samsung S2MPS11 PMIC provides: >> + - 38 adjustable LDO regulators >> + - 9 High-Efficiency Buck Converters >> + - 1 BuckBoost Converter >> + - RTC with two alarms >> + - Backup battery charger >> + - I2C Configuration Interface >> + This driver provides access to I/O interface only. >> + Binding info: doc/device-tree-bindings/pmic/s2mps11.txt >> + >> config DM_PMIC_SANDBOX >> bool "Enable Driver Model for emulated Sandbox PMIC " >> depends on DM_PMIC >> diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile >> index 99c5778..1b58d98 100644 >> --- a/drivers/power/pmic/Makefile >> +++ b/drivers/power/pmic/Makefile >> @@ -8,6 +8,7 @@ >> obj-$(CONFIG_DM_PMIC) += pmic-uclass.o >> obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o >> obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o >> +obj-$(CONFIG_DM_PMIC_S2MPS11) += s2mps11.o >> obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o >> obj-$(CONFIG_PMIC_TPS65090) += tps65090.o >> obj-$(CONFIG_PMIC_S5M8767) += s5m8767.o >> diff --git a/drivers/power/pmic/s2mps11.c b/drivers/power/pmic/s2mps11.c >> new file mode 100644 >> index 0000000..7e28402 >> --- /dev/null >> +++ b/drivers/power/pmic/s2mps11.c >> @@ -0,0 +1,60 @@ >> +/* >> + * Copyright (C) 2015 Samsung Electronics >> + * Przemyslaw Marczak <p.marczak@samsung.com> >> + * >> + * SPDX-License-Identifier: GPL-2.0+ >> + */ >> + >> +#include <common.h> >> +#include <fdtdec.h> >> +#include <errno.h> >> +#include <dm.h> >> +#include <i2c.h> >> +#include <power/pmic.h> >> +#include <power/s2mps11.h> >> + >> +DECLARE_GLOBAL_DATA_PTR; >> + >> +static int s2mps11_reg_count(struct udevice *dev) >> +{ >> + return S2MPS11_REG_COUNT; >> +} >> + >> +static int s2mps11_write(struct udevice *dev, uint reg, const uint8_t *buff, >> + int len) >> +{ >> + if (dm_i2c_write(dev, reg, buff, len)) { >> + error("write error to device: %p register: %#x!", dev, reg); >> + return -EIO; >> + } >> + >> + return 0; >> +} >> + >> +static int s2mps11_read(struct udevice *dev, uint reg, uint8_t *buff, int len) >> +{ >> + if (dm_i2c_read(dev, reg, buff, len)) { >> + error("read error from device: %p register: %#x!", dev, reg); >> + return -EIO; >> + } >> + >> + return 0; >> +} >> + >> +static struct dm_pmic_ops s2mps11_ops = { >> + .reg_count = s2mps11_reg_count, >> + .read = s2mps11_read, >> + .write = s2mps11_write, >> +}; >> + >> +static const struct udevice_id s2mps11_ids[] = { >> + { .compatible = "samsung,s2mps11-pmic" }, >> + { } >> +}; >> + >> +U_BOOT_DRIVER(pmic_s2mps11) = { >> + .name = "s2mps11_pmic", >> + .id = UCLASS_PMIC, >> + .of_match = s2mps11_ids, >> + .ops = &s2mps11_ops, >> +}; >> diff --git a/include/power/s2mps11.h b/include/power/s2mps11.h >> new file mode 100644 >> index 0000000..885a816 >> --- /dev/null >> +++ b/include/power/s2mps11.h >> @@ -0,0 +1,109 @@ >> +#ifndef __INCLUDE__S2MPS11__H__ >> +#define __INCLUDE__S2MPS11__H__ >> + >> +enum s2mps11_reg { >> + S2MPS11_REG_ID = 0, >> + S2MPS11_REG_INT1, >> + S2MPS11_REG_INT2, >> + S2MPS11_REG_INT3, >> + S2MPS11_REG_INT1M, >> + S2MPS11_REG_INT2M, >> + S2MPS11_REG_INT3M, >> + S2MPS11_REG_STATUS1, >> + S2MPS11_REG_STATUS2, >> + S2MPS11_REG_OFFSRC, >> + S2MPS11_REG_PWRONSRC, >> + S2MPS11_REG_RTC_CTRL, >> + S2MPS11_REG_CTRL1, >> + S2MPS11_REG_ETC_TEST, >> + S2MPS11_REG_RSVD3, >> + S2MPS11_REG_BU_CHG, >> + S2MPS11_REG_RAMP, >> + S2MPS11_REG_RAMP_BUCK, >> + S2MPS11_REG_LDO1_8, >> + S2MPS11_REG_LDO9_16, >> + S2MPS11_REG_LDO17_24, >> + S2MPS11_REG_LDO25_32, >> + S2MPS11_REG_LDO33_38, >> + S2MPS11_REG_LDO1_8_OVC, >> + S2MPS11_REG_LDO9_16_OVC, >> + S2MPS11_REG_LDO17_24_OVC, >> + S2MPS11_REG_LDO25_32_OVC, >> + S2MPS11_REG_LDO33_38_OVC, >> + S2MPS11_REG_RESERVED1, >> + S2MPS11_REG_RESERVED2, >> + S2MPS11_REG_RESERVED3, >> + S2MPS11_REG_RESERVED4, >> + S2MPS11_REG_RESERVED5, >> + S2MPS11_REG_RESERVED6, >> + S2MPS11_REG_RESERVED7, >> + S2MPS11_REG_RESERVED8, >> + S2MPS11_REG_WDRSTEN_CTRL, >> + S2MPS11_REG_B1CTRL1, >> + S2MPS11_REG_B1CTRL2, >> + S2MPS11_REG_B2CTRL1, >> + S2MPS11_REG_B2CTRL2, >> + S2MPS11_REG_B3CTRL1, >> + S2MPS11_REG_B3CTRL2, >> + S2MPS11_REG_B4CTRL1, >> + S2MPS11_REG_B4CTRL2, >> + S2MPS11_REG_B5CTRL1, >> + S2MPS11_REG_BUCK5_SW, >> + S2MPS11_REG_B5CTRL2, >> + S2MPS11_REG_B5CTRL3, >> + S2MPS11_REG_B5CTRL4, >> + S2MPS11_REG_B5CTRL5, >> + S2MPS11_REG_B6CTRL1, >> + S2MPS11_REG_B6CTRL2, >> + S2MPS11_REG_B7CTRL1, >> + S2MPS11_REG_B7CTRL2, >> + S2MPS11_REG_B8CTRL1, >> + S2MPS11_REG_B8CTRL2, >> + S2MPS11_REG_B9CTRL1, >> + S2MPS11_REG_B9CTRL2, >> + S2MPS11_REG_B10CTRL1, >> + S2MPS11_REG_B10CTRL2, >> + S2MPS11_REG_L1CTRL, >> + S2MPS11_REG_L2CTRL, >> + S2MPS11_REG_L3CTRL, >> + S2MPS11_REG_L4CTRL, >> + S2MPS11_REG_L5CTRL, >> + S2MPS11_REG_L6CTRL, >> + S2MPS11_REG_L7CTRL, >> + S2MPS11_REG_L8CTRL, >> + S2MPS11_REG_L9CTRL, >> + S2MPS11_REG_L10CTRL, >> + S2MPS11_REG_L11CTRL, >> + S2MPS11_REG_L12CTRL, >> + S2MPS11_REG_L13CTRL, >> + S2MPS11_REG_L14CTRL, >> + S2MPS11_REG_L15CTRL, >> + S2MPS11_REG_L16CTRL, >> + S2MPS11_REG_L17CTRL, >> + S2MPS11_REG_L18CTRL, >> + S2MPS11_REG_L19CTRL, >> + S2MPS11_REG_L20CTRL, >> + S2MPS11_REG_L21CTRL, >> + S2MPS11_REG_L22CTRL, >> + S2MPS11_REG_L23CTRL, >> + S2MPS11_REG_L24CTRL, >> + S2MPS11_REG_L25CTRL, >> + S2MPS11_REG_L26CTRL, >> + S2MPS11_REG_L27CTRL, >> + S2MPS11_REG_L28CTRL, >> + S2MPS11_REG_L29CTRL, >> + S2MPS11_REG_L30CTRL, >> + S2MPS11_REG_L31CTRL, >> + S2MPS11_REG_L32CTRL, >> + S2MPS11_REG_L33CTRL, >> + S2MPS11_REG_L34CTRL, >> + S2MPS11_REG_L35CTRL, >> + S2MPS11_REG_L36CTRL, >> + S2MPS11_REG_L37CTRL, >> + S2MPS11_REG_L38CTRL, >> + S2MPS11_REG_COUNT, >> +}; >> + >> +#define S2MPS11_LDO26_ENABLE 0xec >> + >> +#endif >> > > Thanks, > Minkyu Kang. > Best regards,
diff --git a/doc/device-tree-bindings/pmic/s2mps11.txt b/doc/device-tree-bindings/pmic/s2mps11.txt new file mode 100644 index 0000000..db8d624 --- /dev/null +++ b/doc/device-tree-bindings/pmic/s2mps11.txt @@ -0,0 +1,17 @@ +SAMSUBNG, S2MPS11 PMIC + +This file describes the binding info for the PMIC driver: +- drivers/power/pmic/s2mps11.c + +Required properties: +- compatible: "samsung,s2mps11-pmic" +- reg = 0x66 + +With those two properties, the pmic device can be used for read/write only. + +Example: + +s2mps11@66 { + compatible = "samsung,s2mps11-pmic"; + reg = <0x66>; +}; diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig index fc6a374..c66b352 100644 --- a/drivers/power/pmic/Kconfig +++ b/drivers/power/pmic/Kconfig @@ -24,6 +24,20 @@ config DM_PMIC_MAX77686 This config enables implementation of driver-model pmic uclass features for PMIC MAX77686. The driver implements read/write operations. +config DM_PMIC_S2MPS11 + bool "Enable Driver Model for PMIC Samsung S2MPS11" + depends on DM_PMIC + ---help--- + The Samsung S2MPS11 PMIC provides: + - 38 adjustable LDO regulators + - 9 High-Efficiency Buck Converters + - 1 BuckBoost Converter + - RTC with two alarms + - Backup battery charger + - I2C Configuration Interface + This driver provides access to I/O interface only. + Binding info: doc/device-tree-bindings/pmic/s2mps11.txt + config DM_PMIC_SANDBOX bool "Enable Driver Model for emulated Sandbox PMIC " depends on DM_PMIC diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile index 99c5778..1b58d98 100644 --- a/drivers/power/pmic/Makefile +++ b/drivers/power/pmic/Makefile @@ -8,6 +8,7 @@ obj-$(CONFIG_DM_PMIC) += pmic-uclass.o obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o +obj-$(CONFIG_DM_PMIC_S2MPS11) += s2mps11.o obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o obj-$(CONFIG_PMIC_TPS65090) += tps65090.o obj-$(CONFIG_PMIC_S5M8767) += s5m8767.o diff --git a/drivers/power/pmic/s2mps11.c b/drivers/power/pmic/s2mps11.c new file mode 100644 index 0000000..7e28402 --- /dev/null +++ b/drivers/power/pmic/s2mps11.c @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2015 Samsung Electronics + * Przemyslaw Marczak <p.marczak@samsung.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <fdtdec.h> +#include <errno.h> +#include <dm.h> +#include <i2c.h> +#include <power/pmic.h> +#include <power/s2mps11.h> + +DECLARE_GLOBAL_DATA_PTR; + +static int s2mps11_reg_count(struct udevice *dev) +{ + return S2MPS11_REG_COUNT; +} + +static int s2mps11_write(struct udevice *dev, uint reg, const uint8_t *buff, + int len) +{ + if (dm_i2c_write(dev, reg, buff, len)) { + error("write error to device: %p register: %#x!", dev, reg); + return -EIO; + } + + return 0; +} + +static int s2mps11_read(struct udevice *dev, uint reg, uint8_t *buff, int len) +{ + if (dm_i2c_read(dev, reg, buff, len)) { + error("read error from device: %p register: %#x!", dev, reg); + return -EIO; + } + + return 0; +} + +static struct dm_pmic_ops s2mps11_ops = { + .reg_count = s2mps11_reg_count, + .read = s2mps11_read, + .write = s2mps11_write, +}; + +static const struct udevice_id s2mps11_ids[] = { + { .compatible = "samsung,s2mps11-pmic" }, + { } +}; + +U_BOOT_DRIVER(pmic_s2mps11) = { + .name = "s2mps11_pmic", + .id = UCLASS_PMIC, + .of_match = s2mps11_ids, + .ops = &s2mps11_ops, +}; diff --git a/include/power/s2mps11.h b/include/power/s2mps11.h new file mode 100644 index 0000000..885a816 --- /dev/null +++ b/include/power/s2mps11.h @@ -0,0 +1,109 @@ +#ifndef __INCLUDE__S2MPS11__H__ +#define __INCLUDE__S2MPS11__H__ + +enum s2mps11_reg { + S2MPS11_REG_ID = 0, + S2MPS11_REG_INT1, + S2MPS11_REG_INT2, + S2MPS11_REG_INT3, + S2MPS11_REG_INT1M, + S2MPS11_REG_INT2M, + S2MPS11_REG_INT3M, + S2MPS11_REG_STATUS1, + S2MPS11_REG_STATUS2, + S2MPS11_REG_OFFSRC, + S2MPS11_REG_PWRONSRC, + S2MPS11_REG_RTC_CTRL, + S2MPS11_REG_CTRL1, + S2MPS11_REG_ETC_TEST, + S2MPS11_REG_RSVD3, + S2MPS11_REG_BU_CHG, + S2MPS11_REG_RAMP, + S2MPS11_REG_RAMP_BUCK, + S2MPS11_REG_LDO1_8, + S2MPS11_REG_LDO9_16, + S2MPS11_REG_LDO17_24, + S2MPS11_REG_LDO25_32, + S2MPS11_REG_LDO33_38, + S2MPS11_REG_LDO1_8_OVC, + S2MPS11_REG_LDO9_16_OVC, + S2MPS11_REG_LDO17_24_OVC, + S2MPS11_REG_LDO25_32_OVC, + S2MPS11_REG_LDO33_38_OVC, + S2MPS11_REG_RESERVED1, + S2MPS11_REG_RESERVED2, + S2MPS11_REG_RESERVED3, + S2MPS11_REG_RESERVED4, + S2MPS11_REG_RESERVED5, + S2MPS11_REG_RESERVED6, + S2MPS11_REG_RESERVED7, + S2MPS11_REG_RESERVED8, + S2MPS11_REG_WDRSTEN_CTRL, + S2MPS11_REG_B1CTRL1, + S2MPS11_REG_B1CTRL2, + S2MPS11_REG_B2CTRL1, + S2MPS11_REG_B2CTRL2, + S2MPS11_REG_B3CTRL1, + S2MPS11_REG_B3CTRL2, + S2MPS11_REG_B4CTRL1, + S2MPS11_REG_B4CTRL2, + S2MPS11_REG_B5CTRL1, + S2MPS11_REG_BUCK5_SW, + S2MPS11_REG_B5CTRL2, + S2MPS11_REG_B5CTRL3, + S2MPS11_REG_B5CTRL4, + S2MPS11_REG_B5CTRL5, + S2MPS11_REG_B6CTRL1, + S2MPS11_REG_B6CTRL2, + S2MPS11_REG_B7CTRL1, + S2MPS11_REG_B7CTRL2, + S2MPS11_REG_B8CTRL1, + S2MPS11_REG_B8CTRL2, + S2MPS11_REG_B9CTRL1, + S2MPS11_REG_B9CTRL2, + S2MPS11_REG_B10CTRL1, + S2MPS11_REG_B10CTRL2, + S2MPS11_REG_L1CTRL, + S2MPS11_REG_L2CTRL, + S2MPS11_REG_L3CTRL, + S2MPS11_REG_L4CTRL, + S2MPS11_REG_L5CTRL, + S2MPS11_REG_L6CTRL, + S2MPS11_REG_L7CTRL, + S2MPS11_REG_L8CTRL, + S2MPS11_REG_L9CTRL, + S2MPS11_REG_L10CTRL, + S2MPS11_REG_L11CTRL, + S2MPS11_REG_L12CTRL, + S2MPS11_REG_L13CTRL, + S2MPS11_REG_L14CTRL, + S2MPS11_REG_L15CTRL, + S2MPS11_REG_L16CTRL, + S2MPS11_REG_L17CTRL, + S2MPS11_REG_L18CTRL, + S2MPS11_REG_L19CTRL, + S2MPS11_REG_L20CTRL, + S2MPS11_REG_L21CTRL, + S2MPS11_REG_L22CTRL, + S2MPS11_REG_L23CTRL, + S2MPS11_REG_L24CTRL, + S2MPS11_REG_L25CTRL, + S2MPS11_REG_L26CTRL, + S2MPS11_REG_L27CTRL, + S2MPS11_REG_L28CTRL, + S2MPS11_REG_L29CTRL, + S2MPS11_REG_L30CTRL, + S2MPS11_REG_L31CTRL, + S2MPS11_REG_L32CTRL, + S2MPS11_REG_L33CTRL, + S2MPS11_REG_L34CTRL, + S2MPS11_REG_L35CTRL, + S2MPS11_REG_L36CTRL, + S2MPS11_REG_L37CTRL, + S2MPS11_REG_L38CTRL, + S2MPS11_REG_COUNT, +}; + +#define S2MPS11_LDO26_ENABLE 0xec + +#endif
This driver allows I/O operations on the Samsung S2MPS11 PMIC, which provides lots of LDO/BUCK outputs. To enable it, update defconfig with: - CONFIG_DM_PMIC_S2MPS11 and additional, if were not defined: - CONFIG_CMD_PMIC - CONFIG_ERRNO_STR The binding info: doc/device-tree-bindings/pmic/s2mps11.txt Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com> --- doc/device-tree-bindings/pmic/s2mps11.txt | 17 +++++ drivers/power/pmic/Kconfig | 14 ++++ drivers/power/pmic/Makefile | 1 + drivers/power/pmic/s2mps11.c | 60 ++++++++++++++++ include/power/s2mps11.h | 109 ++++++++++++++++++++++++++++++ 5 files changed, 201 insertions(+) create mode 100644 doc/device-tree-bindings/pmic/s2mps11.txt create mode 100644 drivers/power/pmic/s2mps11.c create mode 100644 include/power/s2mps11.h