diff options
| author | Lars Povlsen <lars.povlsen@microchip.com> | 2020-11-06 10:31:18 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2020-11-10 15:10:54 +0100 |
| commit | 6e6347e2daf52123127a60e92d808f6a3d674b4b (patch) | |
| tree | fb30b493484b8081df3e870825df459a8cb55e3f /drivers/pinctrl | |
| parent | 8f27440decb75cc92ab37ce3140c73198689feaf (diff) | |
| download | linux-6e6347e2daf52123127a60e92d808f6a3d674b4b.tar.gz linux-6e6347e2daf52123127a60e92d808f6a3d674b4b.tar.bz2 linux-6e6347e2daf52123127a60e92d808f6a3d674b4b.zip | |
pinctrl: ocelot: Add support for Serval platforms
This patch adds support for Serval pinctrl, using the ocelot driver as
basis. It adds pinconfig support as well, as supported by the
platform.
gclement: Split from a larger patch adding support all platforms in
the same time.
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Link: https://lore.kernel.org/r/20201106093118.965152-5-gregory.clement@bootlin.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl-ocelot.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-ocelot.c b/drivers/pinctrl/pinctrl-ocelot.c index 9ccecdc30aec..2fd18e356d0c 100644 --- a/drivers/pinctrl/pinctrl-ocelot.c +++ b/drivers/pinctrl/pinctrl-ocelot.c @@ -240,6 +240,88 @@ static const struct pinctrl_pin_desc luton_pins[] = { LUTON_PIN(31), }; +#define SERVAL_P(p, f0, f1, f2) \ +static struct ocelot_pin_caps serval_pin_##p = { \ + .pin = p, \ + .functions = { \ + FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2, \ + }, \ +} + +SERVAL_P(0, SG0, NONE, NONE); +SERVAL_P(1, SG0, NONE, NONE); +SERVAL_P(2, SG0, NONE, NONE); +SERVAL_P(3, SG0, NONE, NONE); +SERVAL_P(4, TACHO, NONE, NONE); +SERVAL_P(5, PWM, NONE, NONE); +SERVAL_P(6, TWI, NONE, NONE); +SERVAL_P(7, TWI, NONE, NONE); +SERVAL_P(8, SI, NONE, NONE); +SERVAL_P(9, SI, MD, NONE); +SERVAL_P(10, SI, MD, NONE); +SERVAL_P(11, SFP, MD, TWI_SCL_M); +SERVAL_P(12, SFP, MD, TWI_SCL_M); +SERVAL_P(13, SFP, UART2, TWI_SCL_M); +SERVAL_P(14, SFP, UART2, TWI_SCL_M); +SERVAL_P(15, SFP, PTP0, TWI_SCL_M); +SERVAL_P(16, SFP, PTP0, TWI_SCL_M); +SERVAL_P(17, SFP, PCI_WAKE, TWI_SCL_M); +SERVAL_P(18, SFP, NONE, TWI_SCL_M); +SERVAL_P(19, SFP, NONE, TWI_SCL_M); +SERVAL_P(20, SFP, NONE, TWI_SCL_M); +SERVAL_P(21, SFP, NONE, TWI_SCL_M); +SERVAL_P(22, NONE, NONE, NONE); +SERVAL_P(23, NONE, NONE, NONE); +SERVAL_P(24, NONE, NONE, NONE); +SERVAL_P(25, NONE, NONE, NONE); +SERVAL_P(26, UART, NONE, NONE); +SERVAL_P(27, UART, NONE, NONE); +SERVAL_P(28, IRQ0, NONE, NONE); +SERVAL_P(29, IRQ1, NONE, NONE); +SERVAL_P(30, PTP0, NONE, NONE); +SERVAL_P(31, PTP0, NONE, NONE); + +#define SERVAL_PIN(n) { \ + .number = n, \ + .name = "GPIO_"#n, \ + .drv_data = &serval_pin_##n \ +} + +static const struct pinctrl_pin_desc serval_pins[] = { + SERVAL_PIN(0), + SERVAL_PIN(1), + SERVAL_PIN(2), + SERVAL_PIN(3), + SERVAL_PIN(4), + SERVAL_PIN(5), + SERVAL_PIN(6), + SERVAL_PIN(7), + SERVAL_PIN(8), + SERVAL_PIN(9), + SERVAL_PIN(10), + SERVAL_PIN(11), + SERVAL_PIN(12), + SERVAL_PIN(13), + SERVAL_PIN(14), + SERVAL_PIN(15), + SERVAL_PIN(16), + SERVAL_PIN(17), + SERVAL_PIN(18), + SERVAL_PIN(19), + SERVAL_PIN(20), + SERVAL_PIN(21), + SERVAL_PIN(22), + SERVAL_PIN(23), + SERVAL_PIN(24), + SERVAL_PIN(25), + SERVAL_PIN(26), + SERVAL_PIN(27), + SERVAL_PIN(28), + SERVAL_PIN(29), + SERVAL_PIN(30), + SERVAL_PIN(31), +}; + #define OCELOT_P(p, f0, f1, f2) \ static struct ocelot_pin_caps ocelot_pin_##p = { \ .pin = p, \ @@ -959,6 +1041,15 @@ static struct pinctrl_desc luton_desc = { .owner = THIS_MODULE, }; +static struct pinctrl_desc serval_desc = { + .name = "serval-pinctrl", + .pins = serval_pins, + .npins = ARRAY_SIZE(serval_pins), + .pctlops = &ocelot_pctl_ops, + .pmxops = &ocelot_pmx_ops, + .owner = THIS_MODULE, +}; + static struct pinctrl_desc ocelot_desc = { .name = "ocelot-pinctrl", .pins = ocelot_pins, @@ -1243,6 +1334,7 @@ static int ocelot_gpiochip_register(struct platform_device *pdev, static const struct of_device_id ocelot_pinctrl_of_match[] = { { .compatible = "mscc,luton-pinctrl", .data = &luton_desc }, + { .compatible = "mscc,serval-pinctrl", .data = &serval_desc }, { .compatible = "mscc,ocelot-pinctrl", .data = &ocelot_desc }, { .compatible = "mscc,jaguar2-pinctrl", .data = &jaguar2_desc }, { .compatible = "microchip,sparx5-pinctrl", .data = &sparx5_desc }, |