Commit Graph

576 Commits

Author SHA1 Message Date
Laurent Pinchart
52c5d0327e sh-pfc: r8a7779: Remove HSPI function GPIOS
All r8a7779 platforms now use the pinctrl API to control the HSPI pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:15 +01:00
Laurent Pinchart
c97c7464f9 sh-pfc: r8a7779: Remove SCIF function GPIOS
All r8a7779 platforms now use the pinctrl API to control the SCIF pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:15 +01:00
Laurent Pinchart
dd11cd3d1b sh-pfc: r8a7779: Remove SDHI and MMCIF function GPIOS
All r8a7779 platforms now use the pinctrl API to control the SDHI and
MMCIF pins, the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:15 +01:00
Laurent Pinchart
2a02818cbb sh-pfc: r8a7779: Remove DU1_DOTCLKOUT1 GPIO
The function is not documented in the r8a7779 datasheet. Remove it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:15 +01:00
Laurent Pinchart
3dff629bd8 sh-pfc: r8a7740: Remove SDHI and MMCIF function GPIOS
All r8a7740 platforms now use the pinctrl API to control the SDHI and
MMCIF pins, the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:15 +01:00
Laurent Pinchart
b56479f233 sh-pfc: r8a7740: Remove LCD0 and LCD1 function GPIOS
All r8a7740 platforms now use the pinctrl API to control the LCD0 and
LCD1 pins, the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:14 +01:00
Laurent Pinchart
f89fa85663 sh-pfc: sh73a0: Remove IrDA function GPIOS
All sh73a0 platforms now use the pinctrl API to control the IrDA pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:14 +01:00
Laurent Pinchart
f03e4be625 sh-pfc: sh73a0: Remove USB function GPIOS
All sh73a0 platforms now use the pinctrl API to control the USB pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:14 +01:00
Laurent Pinchart
0ad6fe5367 sh-pfc: sh73a0: Remove BSC function GPIOS
All sh73a0 platforms now use the pinctrl API to control the BSC pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:14 +01:00
Laurent Pinchart
d28d6d1d0d sh-pfc: sh73a0: Remove KEYSC function GPIOS
All sh73a0 platforms now use the pinctrl API to control the KEYSC pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:14 +01:00
Laurent Pinchart
19ac5557e7 sh-pfc: sh73a0: Remove pull-up function GPIOS
All sh73a0 platforms now use the pinconf API to control pull-ups, the
corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:14 +01:00
Laurent Pinchart
0b1e75ccc1 sh-pfc: sh73a0: Remove FSI function GPIOS
All sh73a0 platforms now use the pinctrl API to control the FSI pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:13 +01:00
Laurent Pinchart
85ef331547 sh-pfc: sh73a0: Remove I2C function GPIOS
All sh73a0 platforms now use the pinctrl API to control the I2C pins,
the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:13 +01:00
Laurent Pinchart
27d9b21f79 sh-pfc: sh73a0: Remove SCIFA and SCIFB function GPIOS
All sh73a0 platforms now use the pinctrl API to control the SCIFA and
SCIFB pins, the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:13 +01:00
Laurent Pinchart
31d3a01a87 sh-pfc: sh73a0: Remove LCD and LCD2 function GPIOS
All sh73a0 platforms now use the pinctrl API to control the LCD and
LCD2 pins, the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:13 +01:00
Laurent Pinchart
570f76a867 sh-pfc: sh7372: Remove SDHI and MMCIF function GPIOS
All sh7372 platforms now use the pinctrl API to control the SDHI and
MMCIF pins, the corresponding function GPIOS are unused. Remove them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:13 +01:00
Laurent Pinchart
fd9e7feb9a sh-pfc: r8a7779: Add INTC pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:08 +01:00
Laurent Pinchart
f27f81f2c0 sh-pfc: r8a7779: Add LBSC pin groups and functions
Only the CS pins and functions are currently handled.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:08 +01:00
Laurent Pinchart
97d40c4224 sh-pfc: r8a7779: Add USB pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:08 +01:00
Laurent Pinchart
0f6e2e0e4e sh-pfc: r8a7779: Add USB0 and USB1 PENC pinmux support
The USB0 and USB1 PENC functions were missing. Add them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:08 +01:00
Laurent Pinchart
f516238737 sh-pfc: r8a7779: Add HSPI pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:07 +01:00
Laurent Pinchart
081b69bbb2 sh-pfc: r8a7779: Add SCIF pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:07 +01:00
Laurent Pinchart
6dbf296a45 sh-pfc: r8a7779: Add SDHI and MMCIF pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:07 +01:00
Laurent Pinchart
e8ebafdfea sh-pfc: r8a7779: Add DU pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:07 +01:00
Guennadi Liakhovetski
8b2810b957 sh-pfc: r8a7740: Add SDHI and MMCIF pin groups and functions
Add pin groups for the first two SDHI interfaces and two alternative pin
groups for the MMCIF interface on the r8a7740 SoC.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:07 +01:00
Laurent Pinchart
06c7dd866d sh-pfc: r8a7740: Add LCDC0 and LCDC1 pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:06 +01:00
Laurent Pinchart
512b156cef sh-pfc: sh73a0: Add IrDA pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:06 +01:00
Laurent Pinchart
a6aa1c7b0a sh-pfc: sh73a0: Add USB pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:06 +01:00
Laurent Pinchart
e24c62a6ce sh-pfc: sh73a0: Add BSC pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:06 +01:00
Laurent Pinchart
d6bab7b12e sh-pfc: sh73a0: Add KEYSC pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:06 +01:00
Guennadi Liakhovetski
82f6b6da70 sh-pfc: sh73a0: Add SDHI and MMCIF pin groups and functions
Add pin group definitions for SDHI0, SDHI1, SDHI2 and MMCIF interfaces on
sh73a0.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:06 +01:00
Laurent Pinchart
2ecd4154c9 sh-pfc: sh73a0: Add FSI pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:05 +01:00
Laurent Pinchart
ec3a57bb3b sh-pfc: sh73a0: Add I2C2 and I2C3 pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:05 +01:00
Laurent Pinchart
64d87acb27 sh-pfc: sh73a0: Add SCIFA and SCIFB pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:05 +01:00
Laurent Pinchart
df68a28d17 sh-pfc: sh73a0: Add LCD and LCD2 pin groups and functions
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:05 +01:00
Laurent Pinchart
b8238993ed sh-pfc: sh73a0: Add bias (pull-up/down) pinconf support
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:34:05 +01:00
Guennadi Liakhovetski
55f11f0ec1 sh-pfc: sh7372: Add SDHCI and MMCIF pin groups and functions
Add pin groups for all three SDHI interfaces and two alternative pin
groups for the MMCIF interface on the sh7372 SoC.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
2013-03-15 13:34:05 +01:00
Laurent Pinchart
6dc9b4550a sh-pfc: Return an error if a pin doesn't support the requested direction
When setting a pin direction verify that the requested direction is
supported, and return an error if it isn't.

This requires pin configuration information to be supplied by SoC data.
The check is a no-op if the information is not supplied.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:54 +01:00
Laurent Pinchart
9a643c9a11 sh-pfc: Convert message printing from pr_* to dev_*
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:54 +01:00
Laurent Pinchart
9fddc4a589 sh-pfc: Clean up pin configuration type handling
Set pin configuration type to

- PINMUX_TYPE_NONE at initialization time and when disabling a function
  or freeing a GPIO

- PINMUX_TYPE_FUNCTION when enabling a function

- PINMUX_TYPE_INPUT or PINMUX_TYPE_OUTPUT when setting the GPIO
  direction

Verify that the type is PINMUX_TYPE_NONE when enabling a function or
requesting a GPIO and return -EBUSY if it isn't.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:54 +01:00
Laurent Pinchart
0d00f00a10 sh-pfc: Merge sh_pfc_reconfig_pin() into sh_pfc_gpio_set_direction()
The sh_pfc_reconfig_pin() is only called from a single location. Merge
it into its call site to make the code easier to follow.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:54 +01:00
Laurent Pinchart
c58d9c1b26 sh-pfc: Implement generic pinconf support
The existing PFC pinconf implementation, tied to the PFC-specific pin
types, isn't used by drivers or boards. Replace it with the generic
pinconf types to implement bias (pull-up/down) setup. Other pin
configuration options can be implemented later if needed.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:54 +01:00
Laurent Pinchart
b705c05425 sh-pfc: Use proper error codes
Return proper error codes instead of -1, and propagate the error codes.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:54 +01:00
Laurent Pinchart
cd3c1beecf sh-pfc: Constify all SoC data
None of the SoC data need to be modified. Constify it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:53 +01:00
Laurent Pinchart
861601de10 sh-pfc: Remove configuration dry-run and free
The purpose of the dry-run is to ensure that a pin about to be
configured isn't in use. However, the current implementation is a no-op.
This proves that the dry-run isn't essential. Remove it.

Freeing configuration then becomes a no-op as well. Remove it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:53 +01:00
Laurent Pinchart
1a0039dce2 sh-pfc: Don't modify sh_pfc_pin SoC data
The sh_pfc_pin structure supplied in SoC data contains information about
pin configuration and name. It's abused to store GPIO data registers
information and pin config type. Move those fields out of the
pinmux_data_reg structure into the new sh_pfc_gpio_pin and
sh_pfc_pin_config structures.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:53 +01:00
Laurent Pinchart
51cb226b35 sh-pfc: Don't modify pinmux_data_reg SoC data
The pinmux_data_reg structure supplied in SoC data contains information
about data registers. It's abused to store per-device mapped iomem and
shadow values. Move those fields out of the pinmux_data_reg structure
into the per-device sh_pfc_chip structure.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:53 +01:00
Laurent Pinchart
bee9f22ba1 sh-pfc: Drop unused support for 1:1 physical to virtual memory mappings
Now that all PFC platform devices provide memory resources support for
registers without an associated memory resource isn't used anymore. Drop
it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:53 +01:00
Laurent Pinchart
e51d5343ff sh-pfc: Don't map data registers individually
All data registers are located in the same memory resource. Locate the
mapped resource at initializat time and use it directly instead of
computing a mapped address for each register. This gets rid of the
mapped_reg field of the pinmux_data_reg structure.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:53 +01:00
Laurent Pinchart
41f1219fae sh-pfc: Move GPIO registers access functions to gpio.c
Move the sh_pfc_setup_data_regs(), sh_pfc_setup_data_reg(),
sh_pfc_get_data_reg(), sh_pfc_read_bit() and sh_pfc_write_bit()
function to gpio.c as they belong to the GPIO implementation. Inline
sh_pfc_read_bit() and sh_pfc_write_bit() in their only call location.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-15 13:33:52 +01:00