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Message-Id: <1456672738-4993-2-git-send-email-vishnupatekar0510@gmail.com>
Date: Sun, 28 Feb 2016 23:18:46 +0800
From: Vishnu Patekar <vishnupatekar0510@...il.com>
To: robh+dt@...nel.org, corbet@....net, pawel.moll@....com,
mark.rutland@....com, ijc+devicetree@...lion.org.uk,
galak@...eaurora.org, maxime.ripard@...e-electrons.com,
linux@....linux.org.uk, emilio@...pez.com.ar
Cc: jenskuske@...il.com, hdegoede@...hat.com, wens@...e.org,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com,
linux-gpio@...r.kernel.org, linus.walleij@...aro.org,
mturquette@...libre.com, sboyd@...eaurora.org,
patchesrdh@...as.com, linux-clk@...r.kernel.org
Subject: [PATCH v2 01/13] pinctrl: sunxi: Add A83T R_PIO controller support
The A83T has R_PIO pin controller, it's same as A23, execpt A83T
interrupt bit is 6th and A83T has one extra pin PL12.
Signed-off-by: Vishnu Patekar <vishnupatekar0510@...il.com>
Acked-by: Chen-Yu Tsai <wens@...e.org>
Acked-by: Rob Herring <robh@...nel.org>
---
.../bindings/pinctrl/allwinner,sunxi-pinctrl.txt | 1 +
drivers/pinctrl/sunxi/Kconfig | 5 +
drivers/pinctrl/sunxi/Makefile | 1 +
drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c | 119 +++++++++++++++++++++
4 files changed, 126 insertions(+)
create mode 100644 drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c
diff --git a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
index 9213b27..f9ff10b 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-a83t-r-pinctrl"
"allwinner,sun8i-h3-pinctrl"
- reg: Should contain the register physical address and length for the
diff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig
index f8dbc8b..eeab50b 100644
--- a/drivers/pinctrl/sunxi/Kconfig
+++ b/drivers/pinctrl/sunxi/Kconfig
@@ -51,6 +51,11 @@ config PINCTRL_SUN8I_A23_R
depends on RESET_CONTROLLER
select PINCTRL_SUNXI_COMMON
+config PINCTRL_SUN8I_A83T_R
+ def_bool MACH_SUN8I
+ depends on RESET_CONTROLLER
+ select PINCTRL_SUNXI_COMMON
+
config PINCTRL_SUN8I_H3
def_bool MACH_SUN8I
select PINCTRL_SUNXI_COMMON
diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile
index ef82f22..bfd4fa0 100644
--- a/drivers/pinctrl/sunxi/Makefile
+++ b/drivers/pinctrl/sunxi/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_PINCTRL_SUN8I_A23) += pinctrl-sun8i-a23.o
obj-$(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-$(CONFIG_PINCTRL_SUN8I_A83T_R) += pinctrl-sun8i-a83t-r.o
obj-$(CONFIG_PINCTRL_SUN8I_H3) += pinctrl-sun8i-h3.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-a83t-r.c b/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c
new file mode 100644
index 0000000..11787894
--- /dev/null
+++ b/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c
@@ -0,0 +1,119 @@
+/*
+ * Allwinner A83T SoCs special pins pinctrl driver.
+ *
+ * Copyright (C) 2016 Vishnu Patekar
+ * Vishnu Patekar <vishnupatekar0510@...il.com>
+ *
+ * Based on pinctrl-sun8i-a23.c, which is:
+ * Copyright (C) 2014 Chen-Yu Tsai <wens@...e.org>
+ * Copyright (C) 2014 Maxime Ripard <maxime.ripard@...e-electrons.com>
+ *
+ * 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 <linux/reset.h>
+
+#include "pinctrl-sunxi.h"
+
+static const struct sunxi_desc_pin sun8i_a83t_r_pins[] = {
+ SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
+ SUNXI_FUNCTION(0x0, "gpio_in"),
+ SUNXI_FUNCTION(0x1, "gpio_out"),
+ SUNXI_FUNCTION(0x2, "s_rsb"), /* SCK */
+ SUNXI_FUNCTION(0x3, "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_rsb"), /* SDA */
+ SUNXI_FUNCTION(0x3, "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(0x2, "s_twi"), /* SCK */
+ 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(0x2, "s_twi"), /* SDA */
+ 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_pwm"),
+ 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_IRQ_BANK(0x6, 0, 11)), /* PL_EINT11 */
+ SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 12),
+ SUNXI_FUNCTION(0x0, "gpio_in"),
+ SUNXI_FUNCTION(0x1, "gpio_out"),
+ SUNXI_FUNCTION(0x2, "s_cir"), /* RX */
+ SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)), /* PL_EINT12 */
+};
+
+static const struct sunxi_pinctrl_desc sun8i_a83t_r_pinctrl_data = {
+ .pins = sun8i_a83t_r_pins,
+ .npins = ARRAY_SIZE(sun8i_a83t_r_pins),
+ .pin_base = PL_BASE,
+ .irq_banks = 1,
+};
+
+static int sun8i_a83t_r_pinctrl_probe(struct platform_device *pdev)
+{
+ return sunxi_pinctrl_init(pdev, &sun8i_a83t_r_pinctrl_data);
+}
+
+static const struct of_device_id sun8i_a83t_r_pinctrl_match[] = {
+ { .compatible = "allwinner,sun8i-a83t-r-pinctrl", },
+ {}
+};
+MODULE_DEVICE_TABLE(of, sun8i_a83t_r_pinctrl_match);
+
+static struct platform_driver sun8i_a83t_r_pinctrl_driver = {
+ .probe = sun8i_a83t_r_pinctrl_probe,
+ .driver = {
+ .name = "sun8i-a83t-r-pinctrl",
+ .of_match_table = sun8i_a83t_r_pinctrl_match,
+ },
+};
+module_platform_driver(sun8i_a83t_r_pinctrl_driver);
--
1.9.1
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