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Merge branches 'ib-mfd-gpio-i2c-3.19', 'ib-mfd-iio-3.19' and 'ib-mfd-…
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…regulator-v3.19', tag 'ib-mfd-regulator-clk-v3.19' into ibs-for-mfd-merged

Immutable branch between MFD, Regulator and Clk, due for v3.19
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Lee Jones committed Nov 25, 2014
5 parents f114040 + 2fc2b48 + 8019f69 + a4b4e04 + 159a5e9 commit a9e2e47
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Showing 25 changed files with 2,751 additions and 80 deletions.
22 changes: 12 additions & 10 deletions Documentation/devicetree/bindings/mfd/s2mps11.txt
Original file line number Diff line number Diff line change
@@ -1,14 +1,14 @@

* Samsung S2MPS11, S2MPS14 and S2MPU02 Voltage and Current Regulator
* Samsung S2MPS11, S2MPS13, S2MPS14 and S2MPU02 Voltage and Current Regulator

The Samsung S2MPS11 is a multi-function device which includes voltage and
current regulators, RTC, charger controller and other sub-blocks. It is
interfaced to the host controller using an I2C interface. Each sub-block is
addressed by the host system using different I2C slave addresses.

Required properties:
- compatible: Should be "samsung,s2mps11-pmic" or "samsung,s2mps14-pmic"
or "samsung,s2mpu02-pmic".
- compatible: Should be "samsung,s2mps11-pmic" or "samsung,s2mps13-pmic"
or "samsung,s2mps14-pmic" or "samsung,s2mpu02-pmic".
- reg: Specifies the I2C slave address of the pmic block. It should be 0x66.

Optional properties:
Expand All @@ -17,8 +17,8 @@ Optional properties:
- interrupts: Interrupt specifiers for interrupt sources.

Optional nodes:
- clocks: s2mps11 and s5m8767 provide three(AP/CP/BT) buffered 32.768 KHz
outputs, so to register these as clocks with common clock framework
- clocks: s2mps11, s2mps13 and s5m8767 provide three(AP/CP/BT) buffered 32.768
KHz outputs, so to register these as clocks with common clock framework
instantiate a sub-node named "clocks". It uses the common clock binding
documented in :
[Documentation/devicetree/bindings/clock/clock-bindings.txt]
Expand All @@ -30,12 +30,12 @@ Optional nodes:
the clock which they consume.
Clock ID Devices
----------------------------------------------------------
32KhzAP 0 S2MPS11, S2MPS14, S5M8767
32KhzCP 1 S2MPS11, S5M8767
32KhzBT 2 S2MPS11, S2MPS14, S5M8767
32KhzAP 0 S2MPS11, S2MPS13, S2MPS14, S5M8767
32KhzCP 1 S2MPS11, S2MPS13, S5M8767
32KhzBT 2 S2MPS11, S2MPS13, S2MPS14, S5M8767

- compatible: Should be one of: "samsung,s2mps11-clk", "samsung,s2mps14-clk",
"samsung,s5m8767-clk"
- compatible: Should be one of: "samsung,s2mps11-clk", "samsung,s2mps13-clk",
"samsung,s2mps14-clk", "samsung,s5m8767-clk"

- regulators: The regulators of s2mps11 that have to be instantiated should be
included in a sub-node named 'regulators'. Regulator nodes included in this
Expand Down Expand Up @@ -81,12 +81,14 @@ as per the datasheet of s2mps11.
- LDOn
- valid values for n are:
- S2MPS11: 1 to 38
- S2MPS13: 1 to 40
- S2MPS14: 1 to 25
- S2MPU02: 1 to 28
- Example: LDO1, LDO2, LDO28
- BUCKn
- valid values for n are:
- S2MPS11: 1 to 10
- S2MPS13: 1 to 10
- S2MPS14: 1 to 5
- S2MPU02: 1 to 7
- Example: BUCK1, BUCK2, BUCK9
Expand Down
24 changes: 24 additions & 0 deletions drivers/clk/clk-s2mps11.c
Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include <linux/mfd/samsung/s2mps11.h>
#include <linux/mfd/samsung/s2mps13.h>
#include <linux/mfd/samsung/s2mps14.h>
#include <linux/mfd/samsung/s5m8767.h>
#include <linux/mfd/samsung/core.h>
Expand Down Expand Up @@ -120,6 +121,24 @@ static struct clk_init_data s2mps11_clks_init[S2MPS11_CLKS_NUM] = {
},
};

static struct clk_init_data s2mps13_clks_init[S2MPS11_CLKS_NUM] = {
[S2MPS11_CLK_AP] = {
.name = "s2mps13_ap",
.ops = &s2mps11_clk_ops,
.flags = CLK_IS_ROOT,
},
[S2MPS11_CLK_CP] = {
.name = "s2mps13_cp",
.ops = &s2mps11_clk_ops,
.flags = CLK_IS_ROOT,
},
[S2MPS11_CLK_BT] = {
.name = "s2mps13_bt",
.ops = &s2mps11_clk_ops,
.flags = CLK_IS_ROOT,
},
};

static struct clk_init_data s2mps14_clks_init[S2MPS11_CLKS_NUM] = {
[S2MPS11_CLK_AP] = {
.name = "s2mps14_ap",
Expand Down Expand Up @@ -184,6 +203,10 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
s2mps11_reg = S2MPS11_REG_RTC_CTRL;
clks_init = s2mps11_clks_init;
break;
case S2MPS13X:
s2mps11_reg = S2MPS13_REG_RTCCTRL;
clks_init = s2mps13_clks_init;
break;
case S2MPS14X:
s2mps11_reg = S2MPS14_REG_RTCCTRL;
clks_init = s2mps14_clks_init;
Expand Down Expand Up @@ -279,6 +302,7 @@ static int s2mps11_clk_remove(struct platform_device *pdev)

static const struct platform_device_id s2mps11_clk_id[] = {
{ "s2mps11-clk", S2MPS11X},
{ "s2mps13-clk", S2MPS13X},
{ "s2mps14-clk", S2MPS14X},
{ "s5m8767-clk", S5M8767X},
{ },
Expand Down
12 changes: 12 additions & 0 deletions drivers/gpio/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -905,4 +905,16 @@ config GPIO_VIPERBOARD
River Tech's viperboard.h for detailed meaning
of the module parameters.

config GPIO_DLN2
tristate "Diolan DLN2 GPIO support"
depends on MFD_DLN2
select GPIOLIB_IRQCHIP

help
Select this option to enable GPIO driver for the Diolan DLN2
board.

This driver can also be built as a module. If so, the module
will be called gpio-dln2.

endif
1 change: 1 addition & 0 deletions drivers/gpio/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,7 @@ obj-$(CONFIG_GPIO_CRYSTAL_COVE) += gpio-crystalcove.o
obj-$(CONFIG_GPIO_DA9052) += gpio-da9052.o
obj-$(CONFIG_GPIO_DA9055) += gpio-da9055.o
obj-$(CONFIG_GPIO_DAVINCI) += gpio-davinci.o
obj-$(CONFIG_GPIO_DLN2) += gpio-dln2.o
obj-$(CONFIG_GPIO_DWAPB) += gpio-dwapb.o
obj-$(CONFIG_GPIO_EM) += gpio-em.o
obj-$(CONFIG_GPIO_EP93XX) += gpio-ep93xx.o
Expand Down
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