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author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-06-24 19:21:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-06-24 19:21:02 -0700 |
commit | 93a4b1b9465d92e8be031b57166afa3d5611e142 (patch) | |
tree | 0ac95e35f24a754e01bdc40c56d71068eed49e4c /drivers/pinctrl/pinctrl-tegra-xusb.c | |
parent | d59b92f93df2d545d87d2341eb0705cc926ea22a (diff) | |
parent | daecdc66968f122fe53038ded8cb7abe93e0aa8c (diff) | |
download | blackbird-obmc-linux-93a4b1b9465d92e8be031b57166afa3d5611e142.tar.gz blackbird-obmc-linux-93a4b1b9465d92e8be031b57166afa3d5611e142.zip |
Merge tag 'pinctrl-v4.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pin control updates from Linus Walleij:
"Here is the bulk of pin control changes for the v4.2 series: Quite a
lot of new SoC subdrivers and two new main drivers this time, apart
from that business as usual.
Details:
Core functionality:
- Enable exclusive pin ownership: it is possible to flag a pin
controller so that GPIO and other functions cannot use a single pin
simultaneously.
New drivers:
- NXP LPC18xx System Control Unit pin controller
- Imagination Pistachio SoC pin controller
New subdrivers:
- Freescale i.MX7d SoC
- Intel Sunrisepoint-H PCH
- Renesas PFC R8A7793
- Renesas PFC R8A7794
- Mediatek MT6397, MT8127
- SiRF Atlas 7
- Allwinner A33
- Qualcomm MSM8660
- Marvell Armada 395
- Rockchip RK3368
Cleanups:
- A big cleanup of the Marvell MVEBU driver rectifying it to
correspond to reality
- Drop platform device probing from the SH PFC driver, we are now a
DT only shop for SuperH
- Drop obsolte multi-platform check for SH PFC
- Various janitorial: constification, grammar etc
Improvements:
- The AT91 GPIO portions now supports the set_multiple() feature
- Split out SPI pins on the Xilinx Zynq
- Support DTs without specific function nodes in the i.MX driver"
* tag 'pinctrl-v4.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (99 commits)
pinctrl: rockchip: add support for the rk3368
pinctrl: rockchip: generalize perpin driver-strength setting
pinctrl: sh-pfc: r8a7794: add SDHI pin groups
pinctrl: sh-pfc: r8a7794: add MMCIF pin groups
pinctrl: sh-pfc: add R8A7794 PFC support
pinctrl: make pinctrl_register() return proper error code
pinctrl: mvebu: armada-39x: add support for Armada 395 variant
pinctrl: mvebu: armada-39x: add missing SATA functions
pinctrl: mvebu: armada-39x: add missing PCIe functions
pinctrl: mvebu: armada-38x: add ptp functions
pinctrl: mvebu: armada-38x: add ua1 functions
pinctrl: mvebu: armada-38x: add nand functions
pinctrl: mvebu: armada-38x: add sata functions
pinctrl: mvebu: armada-xp: add dram functions
pinctrl: mvebu: armada-xp: add nand rb function
pinctrl: mvebu: armada-xp: add spi1 function
pinctrl: mvebu: armada-39x: normalize ref clock naming
pinctrl: mvebu: armada-xp: rename spi to spi0
pinctrl: mvebu: armada-370: align spi1 clock pin naming
pinctrl: mvebu: armada-370: align VDD cpu-pd pin naming with datasheet
...
Diffstat (limited to 'drivers/pinctrl/pinctrl-tegra-xusb.c')
-rw-r--r-- | drivers/pinctrl/pinctrl-tegra-xusb.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/pinctrl/pinctrl-tegra-xusb.c b/drivers/pinctrl/pinctrl-tegra-xusb.c index 753d747d4261..2651d04bd1be 100644 --- a/drivers/pinctrl/pinctrl-tegra-xusb.c +++ b/drivers/pinctrl/pinctrl-tegra-xusb.c @@ -59,11 +59,6 @@ struct tegra_xusb_padctl_function { unsigned int num_groups; }; -struct tegra_xusb_padctl_group { - const unsigned int *funcs; - unsigned int num_funcs; -}; - struct tegra_xusb_padctl_soc { const struct pinctrl_pin_desc *pins; unsigned int num_pins; @@ -130,6 +125,21 @@ static const char *tegra_xusb_padctl_get_group_name(struct pinctrl_dev *pinctrl, return padctl->soc->pins[group].name; } +static int tegra_xusb_padctl_get_group_pins(struct pinctrl_dev *pinctrl, + unsigned group, + const unsigned **pins, + unsigned *num_pins) +{ + /* + * For the tegra-xusb pad controller groups are synonomous + * with lanes/pins and there is always one lane/pin per group. + */ + *pins = &pinctrl->desc->pins[group].number; + *num_pins = 1; + + return 0; +} + enum tegra_xusb_padctl_param { TEGRA_XUSB_PADCTL_IDDQ, }; @@ -253,6 +263,7 @@ static int tegra_xusb_padctl_dt_node_to_map(struct pinctrl_dev *pinctrl, static const struct pinctrl_ops tegra_xusb_padctl_pinctrl_ops = { .get_groups_count = tegra_xusb_padctl_get_groups_count, .get_group_name = tegra_xusb_padctl_get_group_name, + .get_group_pins = tegra_xusb_padctl_get_group_pins, .dt_node_to_map = tegra_xusb_padctl_dt_node_to_map, .dt_free_map = pinctrl_utils_dt_free_map, }; @@ -903,15 +914,17 @@ static int tegra_xusb_padctl_probe(struct platform_device *pdev) memset(&padctl->desc, 0, sizeof(padctl->desc)); padctl->desc.name = dev_name(padctl->dev); + padctl->desc.pins = tegra124_pins; + padctl->desc.npins = ARRAY_SIZE(tegra124_pins); padctl->desc.pctlops = &tegra_xusb_padctl_pinctrl_ops; padctl->desc.pmxops = &tegra_xusb_padctl_pinmux_ops; padctl->desc.confops = &tegra_xusb_padctl_pinconf_ops; padctl->desc.owner = THIS_MODULE; padctl->pinctrl = pinctrl_register(&padctl->desc, &pdev->dev, padctl); - if (!padctl->pinctrl) { + if (IS_ERR(padctl->pinctrl)) { dev_err(&pdev->dev, "failed to register pincontrol\n"); - err = -ENODEV; + err = PTR_ERR(padctl->pinctrl); goto reset; } |