Re: [PATCH 08/17] pinctrl: sunxi: add support for R329 R-PIO pin controller
flat view
From: Samuel Holland <samuel@sholland.org>
Date: 2021-08-19 03:22:58
Also in:
linux-arm-kernel, linux-sunxi, lkml
On 8/2/21 1:22 AM, Icenowy Zheng wrote:
quoted hunk ↗ jump to hunk
Allwinner R320 SoC has a pin controller in the CPUS power domain. Add support for it. Signed-off-by: Icenowy Zheng <redacted> --- drivers/pinctrl/sunxi/Kconfig | 5 + drivers/pinctrl/sunxi/Makefile | 1 + drivers/pinctrl/sunxi/pinctrl-sun50i-r329-r.c | 292 ++++++++++++++++++ 3 files changed, 298 insertions(+) create mode 100644 drivers/pinctrl/sunxi/pinctrl-sun50i-r329-r.cdiff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig index c662e8b1b351..abd60ff8daec 100644 --- a/drivers/pinctrl/sunxi/Kconfig +++ b/drivers/pinctrl/sunxi/Kconfig@@ -134,4 +134,9 @@ config PINCTRL_SUN50I_R329 default ARM64 && ARCH_SUNXI select PINCTRL_SUNXI +config PINCTRL_SUN50I_R329_R + bool "Support for the Allwinner R329 R-PIO" + default ARM64 && ARCH_SUNXI + select PINCTRL_SUNXI + endifdiff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile index e33f7c5f1ff9..245840a7959e 100644 --- a/drivers/pinctrl/sunxi/Makefile +++ b/drivers/pinctrl/sunxi/Makefile@@ -26,5 +26,6 @@ obj-$(CONFIG_PINCTRL_SUN50I_H6_R) += pinctrl-sun50i-h6-r.o obj-$(CONFIG_PINCTRL_SUN50I_H616) += pinctrl-sun50i-h616.o obj-$(CONFIG_PINCTRL_SUN50I_H616_R) += pinctrl-sun50i-h616-r.o obj-$(CONFIG_PINCTRL_SUN50I_R329) += pinctrl-sun50i-r329.o +obj-$(CONFIG_PINCTRL_SUN50I_R329_R) += pinctrl-sun50i-r329-r.o obj-$(CONFIG_PINCTRL_SUN9I_A80) += pinctrl-sun9i-a80.o obj-$(CONFIG_PINCTRL_SUN9I_A80_R) += pinctrl-sun9i-a80-r.odiff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-r329-r.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-r329-r.c new file mode 100644 index 000000000000..dc4792c685ba --- /dev/null +++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-r329-r.c@@ -0,0 +1,292 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Allwinner H616 R_PIO pin controller driver
This needs to be updated.
quoted hunk ↗ jump to hunk
+ * + * Copyright (C) 2020 Arm Ltd. + * Based on former work, which is: + * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io> + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/pinctrl/pinctrl.h> +#include <linux/reset.h> + +#include "pinctrl-sunxi.h" + +static const struct sunxi_desc_pin sun50i_r329_r_pins[] = { + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2s"), /* LRCK */
"s_i2s0" for these would match existing drivers (and the manual). Everything else matches the manual. Regards, Samuel