[PATCH v3 3/7] pinctrl: berlin: add the BG2 pinctrl driver

Antoine Ténart
2014-05-05T05:27:37Z

Add the pin-controller driver for the Berlin BG2 SoC, with definition
of its groups and functions. This uses the core Berlin pinctrl driver.

Signed-off-by: Antoine Ténart <antoine.tenart@free-electrons.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
---
drivers/pinctrl/berlin/Kconfig | 4 +
drivers/pinctrl/berlin/Makefile | 1 +
drivers/pinctrl/berlin/berlin-bg2.c | 251 ++++++++++++++++++++++++++++++++++++
3 files changed, 256 insertions(+)
create mode 100644 drivers/pinctrl/berlin/berlin-bg2.c

diff --git a/drivers/pinctrl/berlin/Kconfig b/drivers/pinctrl/berlin/Kconfig
index 58ecfd797dd8..1b34943bef1c 100644
--- a/drivers/pinctrl/berlin/Kconfig
+++ b/drivers/pinctrl/berlin/Kconfig
@@ -4,6 +4,10 @@ config PINCTRL_BERLIN
bool
select PINMUX

+config PINCTRL_BERLIN_BG2
+ bool
+ select PINCTRL_BERLIN
+
config PINCTRL_BERLIN_BG2Q
bool
select PINCTRL_BERLIN
diff --git a/drivers/pinctrl/berlin/Makefile b/drivers/pinctrl/berlin/Makefile
index 1866b1f2d1cf..e37e4e7a8838 100644
--- a/drivers/pinctrl/berlin/Makefile
+++ b/drivers/pinctrl/berlin/Makefile
@@ -1,2 +1,3 @@
obj-$(CONFIG_PINCTRL_BERLIN) += berlin.o
+obj-$(CONFIG_PINCTRL_BERLIN_BG2) += berlin-bg2.o
obj-$(CONFIG_PINCTRL_BERLIN_BG2Q) += berlin-bg2q.o
diff --git a/drivers/pinctrl/berlin/berlin-bg2.c b/drivers/pinctrl/berlin/berlin-bg2.c
new file mode 100644
index 000000000000..edbe409b2454
--- /dev/null
+++ b/drivers/pinctrl/berlin/berlin-bg2.c
@@ -0,0 +1,251 @@
+/*
+ * Marvell Berlin BG2 pinctrl driver.
+ *
+ * Copyright (C) 2014 Marvell Technology Group Ltd.
+ *
+ * Antoine Ténart <antoine.tenart@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/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "berlin.h"
+
+static const struct berlin_desc_group berlin2_soc_pinctrl_groups[] = {
+ /* G */
+ BERLIN_PINCTRL_GROUP("G0", 0x00, 0x1, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G1", 0x00, 0x2, 0x01,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "usb1")),
+ BERLIN_PINCTRL_GROUP("G2", 0x00, 0x2, 0x02,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s0")),
+ BERLIN_PINCTRL_GROUP("G3", 0x00, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s1")),
+ BERLIN_PINCTRL_GROUP("G4", 0x00, 0x2, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "pwm")),
+ BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x08,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ /*
+ * Mode 0x3 mux i2s2 mclk *and* i2s3 mclk:
+ * add two functions so it can be used with other groups
+ * within the same subnode in the device tree
+ */
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s3")),
+ BERLIN_PINCTRL_GROUP("G6", 0x00, 0x2, 0x0b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et")),
+ BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x0d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "vdac")),
+ BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x10,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sata_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x13,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sata_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x16,
+ BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "twsi0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "ptp")),
+ BERLIN_PINCTRL_GROUP("G11", 0x00, 0x2, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "eddc")),
+ BERLIN_PINCTRL_GROUP("G12", 0x00, 0x3, 0x1a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "sts2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sata"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "sd1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sata"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "sd1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x03,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G15", 0x04, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "osco")),
+ BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp")),
+ BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp")),
+ BERLIN_PINCTRL_GROUP("G18", 0x04, 0x1, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "pll"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s0")),
+ BERLIN_PINCTRL_GROUP("G19", 0x04, 0x1, 0x0d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "pwm")),
+ BERLIN_PINCTRL_GROUP("G20", 0x04, 0x1, 0x0e,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spdif"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "arc")),
+ BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "adac_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pdm_a"), /* gpio17..19,pdm */
+ BERLIN_PINCTRL_FUNCTION(0x7, "pdm_b")), /* gpio12..14,pdm */
+ BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm")),
+ BERLIN_PINCTRL_GROUP("G23", 0x04, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION(0x0, "vclki"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "pdm")),
+ BERLIN_PINCTRL_GROUP("G24", 0x04, 0x2, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s1")),
+ BERLIN_PINCTRL_GROUP("G25", 0x04, 0x2, 0x1a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "i2s2")),
+ BERLIN_PINCTRL_GROUP("G26", 0x04, 0x1, 0x1c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "emmc")),
+ BERLIN_PINCTRL_GROUP("G27", 0x04, 0x1, 0x1d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "nand")),
+ BERLIN_PINCTRL_GROUP("G28", 0x04, 0x2, 0x1e,
+ BERLIN_PINCTRL_FUNCTION(0x0, "dvo"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "sp")),
+};
+
+static const struct berlin_desc_group berlin2_sysmgr_pinctrl_groups[] = {
+ /* GSM */
+ BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
+ BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
+ BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "twsi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2")),
+ BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "uart0"), /* CTS/RTS */
+ BERLIN_PINCTRL_FUNCTION(0x2, "uart2"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi2")),
+ BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
+ BERLIN_PINCTRL_FUNCTION(0x0, "uart0"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x1, "irda0")),
+ BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "uart1"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x2, "irda1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi3")),
+ BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "clki")),
+ BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+ BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+ BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+};
+
+static const struct berlin_pinctrl_desc berlin2_soc_pinctrl_data = {
+ .groups = berlin2_soc_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2_soc_pinctrl_groups),
+};
+
+static const struct berlin_pinctrl_desc berlin2_sysmgr_pinctrl_data = {
+ .groups = berlin2_sysmgr_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2_sysmgr_pinctrl_groups),
+};
+
+static const struct of_device_id berlin2_pinctrl_match[] = {
+ {
+ .compatible = "marvell,berlin2-soc-pinctrl",
+ .data = &berlin2_soc_pinctrl_data
+ },
+ {
+ .compatible = "marvell,berlin2-sysmgr-pinctrl",
+ .data = &berlin2_sysmgr_pinctrl_data
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, berlin2_pinctrl_match);
+
+static int berlin2_pinctrl_probe(struct platform_device *pdev)
+{
+ const struct of_device_id
+ *device = of_match_device(berlin2_pinctrl_match, &pdev->dev);
+
+ return berlin_pinctrl_probe(pdev, device->data);
+}
+
+static struct platform_driver berlin2_pinctrl_driver = {
+ .probe = berlin2_pinctrl_probe,
+ .driver = {
+ .name = "berlin-bg2-pinctrl",
+ .owner = THIS_MODULE,
+ .of_match_table = berlin2_pinctrl_match,
+ },
+};
+module_platform_driver(berlin2_pinctrl_driver);
+
+MODULE_AUTHOR("Antoine Ténart <antoine.tenart@free-electrons.com>");
+MODULE_DESCRIPTION("Marvell Berlin BG2 pinctrl driver");
+MODULE_LICENSE("GPL");
--
1.8.3.2