On Mon, Feb 1, 2016 at 6:12 PM, Krzysztof Adamski <k@xxxxxxxx> wrote:
> H3 has additional PIO controller similar to what we can find on A23.
> It's a 12 pin port, described in H3 Datasheet rev 1.1, pages 345-350.
>
> Signed-off-by: Krzysztof Adamski <k@xxxxxxxx>
> ---
> .../bindings/pinctrl/allwinner,sunxi-pinctrl.txt | 1 +
> arch/arm/boot/dts/sun8i-h3.dtsi | 12 +++
> drivers/pinctrl/sunxi/Kconfig | 4 +
> drivers/pinctrl/sunxi/Makefile | 1 +
> drivers/pinctrl/sunxi/pinctrl-sun8i-h3-r.c | 105
> +++++++++++++++++++++
> 5 files changed, 123 insertions(+)
> create mode 100644 drivers/pinctrl/sunxi/pinctrl-sun8i-h3-r.c
>
> diff --git
> a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
> b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
> index 9213b27..730a917 100644
> --- a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
> +++ b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
> @@ -20,6 +20,7 @@ Required properties:
> "allwinner,sun9i-a80-pinctrl"
> "allwinner,sun9i-a80-r-pinctrl"
> "allwinner,sun8i-a83t-pinctrl"
> + "allwinner,sun8i-h3-r-pinctrl"
> "allwinner,sun8i-h3-pinctrl"
h3-r-pinctrl comes after h3-pinctrl
>
> - reg: Should contain the register physical address and length for the
> diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi
> b/arch/arm/boot/dts/sun8i-h3.dtsi
> index 1524130e..745f64c 100644
> --- a/arch/arm/boot/dts/sun8i-h3.dtsi
> +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
> @@ -493,5 +493,17 @@
> interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
> <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
> };
> +
> + r_pio: pinctrl@01f02c00 {
> + compatible = "allwinner,sun8i-h3-r-pinctrl";
> + reg = <0x01f02c00 0x400>;
> + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bus_gates 69>;
This is probably wrong. According to other SoCs all R_ block peripherals
have clock gates and reset controls in the PRCM.
> + gpio-controller;
> + #gpio-cells = <3>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
Extra new line here.
Also please split this into a separate patch.
> };
> };
> diff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig
> index f8dbc8b..75a26c9 100644
> --- a/drivers/pinctrl/sunxi/Kconfig
> +++ b/drivers/pinctrl/sunxi/Kconfig
> @@ -55,6 +55,10 @@ config PINCTRL_SUN8I_H3
> def_bool MACH_SUN8I
> select PINCTRL_SUNXI_COMMON
>
> +config PINCTRL_SUN8I_H3_R
> + def_bool MACH_SUN8I
> + select PINCTRL_SUNXI_COMMON
> +
> config PINCTRL_SUN9I_A80
> def_bool MACH_SUN9I
> select PINCTRL_SUNXI_COMMON
> diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile
> index ef82f22..a5d56f1 100644
> --- a/drivers/pinctrl/sunxi/Makefile
> +++ b/drivers/pinctrl/sunxi/Makefile
> @@ -14,5 +14,6 @@ obj-$(CONFIG_PINCTRL_SUN8I_A23_R) +=
> pinctrl-sun8i-a23-r.o
> obj-$(CONFIG_PINCTRL_SUN8I_A33) += pinctrl-sun8i-a33.o
> obj-$(CONFIG_PINCTRL_SUN8I_A83T) += pinctrl-sun8i-a83t.o
> obj-$(CONFIG_PINCTRL_SUN8I_H3) += pinctrl-sun8i-h3.o
> +obj-$(CONFIG_PINCTRL_SUN8I_H3_R) += pinctrl-sun8i-h3-r.o
> obj-$(CONFIG_PINCTRL_SUN9I_A80) += pinctrl-sun9i-a80.o
> obj-$(CONFIG_PINCTRL_SUN9I_A80_R) += pinctrl-sun9i-a80-r.o
> diff --git a/drivers/pinctrl/sunxi/pinctrl-sun8i-h3-r.c
> b/drivers/pinctrl/sunxi/pinctrl-sun8i-h3-r.c
> new file mode 100644
> index 0000000..6271ceb
> --- /dev/null
> +++ b/drivers/pinctrl/sunxi/pinctrl-sun8i-h3-r.c
> @@ -0,0 +1,105 @@
> +/*
> + * Allwinner H3 SoCs pinctrl driver.
> + *
> + * Copyright (C) 2016 Krzysztof Adamski <k@xxxxxxxx>
> + *
> + * This file is licensed under the terms of the GNU General Public
> + * License version 2. This program is licensed "as is" without any
> + * warranty of any kind, whether express or implied.
> + */
> +
> +#include <linux/module.h>
> +#include <linux/platform_device.h>
> +#include <linux/of.h>
> +#include <linux/of_device.h>
> +#include <linux/pinctrl/pinctrl.h>
> +
> +#include "pinctrl-sunxi.h"
> +
> +static const struct sunxi_desc_pin sun8i_h3_r_pins[] = {
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_twi"), /* SCK */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 0)), /* PL_EINT0 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_twi"), /* SDA */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 1)), /* PL_EINT1 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_uart"), /* TX */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 2)), /* PL_EINT2 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_uart"), /* RX */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 3)), /* PL_EINT3 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 4),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_jtag"), /* MS */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 4)), /* PL_EINT4 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 5),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_jtag"), /* CK */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 5)), /* PL_EINT5 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 6),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_jtag"), /* DO */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 6)), /* PL_EINT6 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 7),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_jtag"), /* DI */
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 7)), /* PL_EINT7 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)), /* PL_EINT8 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 9)), /* PL_EINT9 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 10),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_pwn"),
Typo: s_pwm
Regards
ChenYu
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 10)), /* PL_EINT10 */
> + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11),
> + SUNXI_FUNCTION(0x0, "gpio_in"),
> + SUNXI_FUNCTION(0x1, "gpio_out"),
> + SUNXI_FUNCTION(0x2, "s_cir_rx"),
> + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)), /* PL_EINT11 */
> +};
> +
> +static const struct sunxi_pinctrl_desc sun8i_h3_r_pinctrl_data = {
> + .pins = sun8i_h3_r_pins,
> + .npins = ARRAY_SIZE(sun8i_h3_r_pins),
> + .irq_banks = 1,
> + .pin_base = PL_BASE,
> +};
> +
> +static int sun8i_h3_r_pinctrl_probe(struct platform_device *pdev)
> +{
> + return sunxi_pinctrl_init(pdev,
> + &sun8i_h3_r_pinctrl_data);
> +}
> +
> +static const struct of_device_id sun8i_h3_r_pinctrl_match[] = {
> + { .compatible = "allwinner,sun8i-h3-r-pinctrl", },
> + {}
> +};
> +
> +static struct platform_driver sun8i_h3_r_pinctrl_driver = {
> + .probe = sun8i_h3_r_pinctrl_probe,
> + .driver = {
> + .name = "sun8i-h3-r-pinctrl",
> + .of_match_table = sun8i_h3_r_pinctrl_match,
> + },
> +};
> +builtin_platform_driver(sun8i_h3_r_pinctrl_driver);
> --
> 2.4.2
>
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