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build/patch/kernel/pine64-dev/add_sun50i_a64_rpio.patch
Martin Ayotte 1ce00d6d4d duplicate R_CCU/R_PIO for A64 in pine64-dev folder
2017-04-20 19:46:34 -04:00

227 lines
7.6 KiB
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diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 81f0d61..18ff031 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -5,6 +5,7 @@ config ARCH_SUNXI
select GENERIC_IRQ_CHIP
select PINCTRL
select PINCTRL_SUN50I_A64
+ select PINCTRL_SUN50I_A64_R
select PINCTRL_SUN50I_H5
select PINCTRL_SUN8I_H3_R
help
diff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig
index a84bfa7f3c05..a0c419ac2a3b 100644
--- a/drivers/pinctrl/sunxi/Kconfig
+++ b/drivers/pinctrl/sunxi/Kconfig
@@ -68,6 +68,10 @@ config PINCTRL_SUN50I_A64
def_bool ARM64 && ARCH_SUNXI
select PINCTRL_SUNXI
+config PINCTRL_SUN50I_A64_R
+ def_bool ARM64 && ARCH_SUNXI
+ select PINCTRL_SUNXI
+
config PINCTRL_SUN50I_H5
def_bool ARM64 && ARCH_SUNXI
select PINCTRL_SUNXI
diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile
index 04ccb88ebd5f..df4ccd6cd44c 100644
--- a/drivers/pinctrl/sunxi/Makefile
+++ b/drivers/pinctrl/sunxi/Makefile
@@ -11,6 +11,7 @@ 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_SUN50I_A64) += pinctrl-sun50i-a64.o
+obj-$(CONFIG_PINCTRL_SUN50I_A64_R) += pinctrl-sun50i-a64-r.o
obj-$(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
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-a64-r.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-a64-r.c
new file mode 100644
index 000000000000..415870e82cbf
--- /dev/null
+++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-a64-r.c
@@ -0,0 +1,125 @@
+/*
+ * Allwinner A64 SoCs special pins pinctrl driver.
+ *
+ * Based on pinctrl-sun8i-a23-r.c
+ *
+ * Copyright (C) 2016 Icenowy Zheng
+ * Icenowy Zheng <icenowy@aosc.xyz>
+ *
+ * Copyright (C) 2014 Chen-Yu Tsai
+ * Chen-Yu Tsai <wens@csie.org>
+ *
+ * Copyright (C) 2014 Boris Brezillon
+ * Boris Brezillon <boris.brezillon@free-electrons.com>
+ *
+ * Copyright (C) 2014 Maxime Ripard
+ * Maxime Ripard <maxime.ripard@free-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/of.h>
+#include <linux/of_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/platform_device.h>
+#include <linux/reset.h>
+
+#include "pinctrl-sunxi.h"
+
+static const struct sunxi_desc_pin sun50i_a64_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_i2c"), /* 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_i2c"), /* 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_i2c"), /* 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_i2c"), /* 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(0x2, "s_cir_rx"),
+ 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_IRQ_BANK(0x6, 0, 12)), /* PL_EINT12 */
+};
+
+static const struct sunxi_pinctrl_desc sun50i_a64_r_pinctrl_data = {
+ .pins = sun50i_a64_r_pins,
+ .npins = ARRAY_SIZE(sun50i_a64_r_pins),
+ .pin_base = PL_BASE,
+ .irq_banks = 1,
+};
+
+static int sun50i_a64_r_pinctrl_probe(struct platform_device *pdev)
+{
+ return sunxi_pinctrl_init(pdev,
+ &sun50i_a64_r_pinctrl_data);
+}
+
+static const struct of_device_id sun50i_a64_r_pinctrl_match[] = {
+ { .compatible = "allwinner,sun50i-a64-r-pinctrl", },
+ {}
+};
+
+static struct platform_driver sun50i_a64_r_pinctrl_driver = {
+ .probe = sun50i_a64_r_pinctrl_probe,
+ .driver = {
+ .name = "sun50i-a64-r-pinctrl",
+ .of_match_table = sun50i_a64_r_pinctrl_match,
+ },
+};
+builtin_platform_driver(sun50i_a64_r_pinctrl_driver);
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 02c0385..c0773d8 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -43,8 +43,10 @@
*/
#include <dt-bindings/clock/sun50i-a64-ccu.h>
+#include <dt-bindings/clock/sun8i-r-ccu.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/reset/sun50i-a64-ccu.h>
+#include <dt-bindings/reset/sun8i-r-ccu.h>
/ {
interrupt-parent = <&gic>;
@@ -98,6 +100,13 @@
clock-output-names = "osc32k";
};
+ osc32000: osc32000_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32000>;
+ clock-output-names = "osc32000";
+ };
+
psci {
compatible = "arm,psci-0.2";
method = "smc";
@@ -306,6 +315,27 @@
};
};
+ r_ccu: clock@1f01400 {
+ compatible = "allwinner,sun50i-a64-r-ccu";
+ reg = <0x01f01400 0x100>;
+ clocks = <&osc24M>, <&osc32k>, <&osc32000>;
+ clock-names = "hosc", "losc", "iosc";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ r_pio: pinctrl@1f02c00 {
+ compatible = "allwinner,sun50i-a64-r-pinctrl";
+ reg = <0x01f02c00 0x400>;
+ interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&r_ccu CLK_APB0_PIO>, <&osc24M>, <&osc32k>;
+ clock-names = "apb", "hosc", "losc";
+ gpio-controller;
+ #gpio-cells = <3>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+
uart0: serial@1c28000 {
compatible = "snps,dw-apb-uart";
reg = <0x01c28000 0x400>;
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