pinctrl: freescale: imx7d: support iomux lpsr controller

iMX7D has two iomuxc controllers, iomuxc controller similar as
previous iMX SoC generation and iomuxc-lpsr which provides low
power state rentetion capabilities on gpios that are part of
iomuxc-lpsr

Add iomuxc-lpsr gpio group id's

Signed-off-by: Adrian Alonso <aalonso@freescale.com>
Acked-by: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/freescale/pinctrl-imx7d.c b/drivers/pinctrl/freescale/pinctrl-imx7d.c
index 1fa7530..16dc925 100644 (file)
--- a/drivers/pinctrl/freescale/pinctrl-imx7d.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx7d.c
@@ -174,6 +174,17 @@ enum imx7d_pads {
        MX7D_PAD_ENET1_COL = 154,
 };
 
+enum imx7d_lpsr_pads {
+       MX7D_PAD_GPIO1_IO00 = 0,
+       MX7D_PAD_GPIO1_IO01 = 1,
+       MX7D_PAD_GPIO1_IO02 = 2,
+       MX7D_PAD_GPIO1_IO03 = 3,
+       MX7D_PAD_GPIO1_IO04 = 4,
+       MX7D_PAD_GPIO1_IO05 = 5,
+       MX7D_PAD_GPIO1_IO06 = 6,
+       MX7D_PAD_GPIO1_IO07 = 7,
+};
+
 /* Pad names for the pinmux subsystem */
 static const struct pinctrl_pin_desc imx7d_pinctrl_pads[] = {
        IMX_PINCTRL_PIN(MX7D_PAD_RESERVE0),
@@ -333,13 +344,32 @@ static const struct pinctrl_pin_desc imx7d_pinctrl_pads[] = {
        IMX_PINCTRL_PIN(MX7D_PAD_ENET1_COL),
 };
 
+/* Pad names for the pinmux subsystem */
+static const struct pinctrl_pin_desc imx7d_lpsr_pinctrl_pads[] = {
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO00),
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO01),
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO02),
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO03),
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO04),
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO05),
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO06),
+       IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO07),
+};
+
 static struct imx_pinctrl_soc_info imx7d_pinctrl_info = {
        .pins = imx7d_pinctrl_pads,
        .npins = ARRAY_SIZE(imx7d_pinctrl_pads),
 };
 
+static struct imx_pinctrl_soc_info imx7d_lpsr_pinctrl_info = {
+       .pins = imx7d_lpsr_pinctrl_pads,
+       .npins = ARRAY_SIZE(imx7d_lpsr_pinctrl_pads),
+       .flags = ZERO_OFFSET_VALID,
+};
+
 static struct of_device_id imx7d_pinctrl_of_match[] = {
        { .compatible = "fsl,imx7d-iomuxc", .data = &imx7d_pinctrl_info, },
+       { .compatible = "fsl,imx7d-iomuxc-lpsr", .data = &imx7d_lpsr_pinctrl_info },
        { /* sentinel */ }
 };