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-rw-r--r--drivers/pinctrl/pxa/Kconfig17
-rw-r--r--drivers/pinctrl/pxa/Makefile2
-rw-r--r--drivers/pinctrl/pxa/pinctrl-pxa27x.c566
-rw-r--r--drivers/pinctrl/pxa/pinctrl-pxa2xx.c436
-rw-r--r--drivers/pinctrl/pxa/pinctrl-pxa2xx.h92
5 files changed, 1113 insertions, 0 deletions
diff --git a/drivers/pinctrl/pxa/Kconfig b/drivers/pinctrl/pxa/Kconfig
new file mode 100644
index 000000000000..990667ff772c
--- /dev/null
+++ b/drivers/pinctrl/pxa/Kconfig
@@ -0,0 +1,17 @@
+if (ARCH_PXA || COMPILE_TEST)
+
+config PINCTRL_PXA
+ bool
+ select PINMUX
+ select PINCONF
+ select GENERIC_PINCONF
+
+config PINCTRL_PXA27X
+ tristate "Marvell PXA27x pin controller driver"
+ select PINCTRL_PXA
+ default y if PXA27x
+ help
+ This is the pinctrl, pinmux, pinconf driver for the Marvell
+ PXA2xx block found in the pxa25x and pxa27x platforms.
+
+endif
diff --git a/drivers/pinctrl/pxa/Makefile b/drivers/pinctrl/pxa/Makefile
new file mode 100644
index 000000000000..f1d56af2bfc0
--- /dev/null
+++ b/drivers/pinctrl/pxa/Makefile
@@ -0,0 +1,2 @@
+# Marvell PXA pin control drivers
+obj-$(CONFIG_PINCTRL_PXA27X) += pinctrl-pxa2xx.o pinctrl-pxa27x.o
diff --git a/drivers/pinctrl/pxa/pinctrl-pxa27x.c b/drivers/pinctrl/pxa/pinctrl-pxa27x.c
new file mode 100644
index 000000000000..2e2c3709ef05
--- /dev/null
+++ b/drivers/pinctrl/pxa/pinctrl-pxa27x.c
@@ -0,0 +1,566 @@
+/*
+ * Marvell PXA27x family pin control
+ *
+ * Copyright (C) 2015 Robert Jarzmik
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ */
+#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-pxa2xx.h"
+
+static const struct pxa_desc_pin pxa27x_pins[] = {
+ PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(0)),
+ PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(1)),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(9),
+ PXA_FUNCTION(0, 3, "FFCTS"),
+ PXA_FUNCTION(1, 1, "HZ_CLK"),
+ PXA_FUNCTION(1, 3, "CHOUT<0>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(10),
+ PXA_FUNCTION(0, 1, "FFDCD"),
+ PXA_FUNCTION(0, 3, "USB_P3_5"),
+ PXA_FUNCTION(1, 1, "HZ_CLK"),
+ PXA_FUNCTION(1, 3, "CHOUT<1>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(11),
+ PXA_FUNCTION(0, 1, "EXT_SYNC<0>"),
+ PXA_FUNCTION(0, 2, "SSPRXD2"),
+ PXA_FUNCTION(0, 3, "USB_P3_1"),
+ PXA_FUNCTION(1, 1, "CHOUT<0>"),
+ PXA_FUNCTION(1, 1, "PWM_OUT<2>"),
+ PXA_FUNCTION(1, 3, "48_MHz")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(12),
+ PXA_FUNCTION(0, 1, "EXT_SYNC<1>"),
+ PXA_FUNCTION(0, 2, "CIF_DD<7>"),
+ PXA_FUNCTION(1, 1, "CHOUT<1>"),
+ PXA_FUNCTION(1, 1, "PWM_OUT<3>"),
+ PXA_FUNCTION(1, 3, "48_MHz")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(13),
+ PXA_FUNCTION(0, 1, "CLK_EXT"),
+ PXA_FUNCTION(0, 2, "KP_DKIN<7>"),
+ PXA_FUNCTION(0, 3, "KP_MKIN<7>"),
+ PXA_FUNCTION(1, 1, "SSPTXD2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(14),
+ PXA_FUNCTION(0, 1, "L_VSYNC"),
+ PXA_FUNCTION(0, 2, "SSPSFRM2"),
+ PXA_FUNCTION(1, 1, "SSPSFRM2"),
+ PXA_FUNCTION(1, 3, "UCLK")),
+ PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(15)),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(16),
+ PXA_FUNCTION(0, 1, "KP_MKIN<5>"),
+ PXA_FUNCTION(1, 2, "PWM_OUT<0>"),
+ PXA_FUNCTION(1, 3, "FFTXD")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(17),
+ PXA_FUNCTION(0, 1, "KP_MKIN<6>"),
+ PXA_FUNCTION(0, 2, "CIF_DD<6>"),
+ PXA_FUNCTION(1, 2, "PWM_OUT<1>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(18),
+ PXA_FUNCTION(0, 1, "RDY")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(19),
+ PXA_FUNCTION(0, 1, "SSPSCLK2"),
+ PXA_FUNCTION(0, 3, "FFRXD"),
+ PXA_FUNCTION(1, 1, "SSPSCLK2"),
+ PXA_FUNCTION(1, 2, "L_CS"),
+ PXA_FUNCTION(1, 3, "nURST")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(20),
+ PXA_FUNCTION(0, 1, "DREQ<0>"),
+ PXA_FUNCTION(0, 2, "MBREQ"),
+ PXA_FUNCTION(1, 1, "nSDCS<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(21),
+ PXA_FUNCTION(1, 1, "nSDCS<3>"),
+ PXA_FUNCTION(1, 2, "DVAL<0>"),
+ PXA_FUNCTION(1, 3, "MBGNT")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(22),
+ PXA_FUNCTION(0, 1, "SSPEXTCLK2"),
+ PXA_FUNCTION(0, 2, "SSPSCLKEN2"),
+ PXA_FUNCTION(0, 3, "SSPSCLK2"),
+ PXA_FUNCTION(1, 1, "KP_MKOUT<7>"),
+ PXA_FUNCTION(1, 2, "SSPSYSCLK2"),
+ PXA_FUNCTION(1, 3, "SSPSCLK2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(23),
+ PXA_FUNCTION(0, 2, "SSPSCLK"),
+ PXA_FUNCTION(1, 1, "CIF_MCLK"),
+ PXA_FUNCTION(1, 1, "SSPSCLK")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(24),
+ PXA_FUNCTION(0, 1, "CIF_FV"),
+ PXA_FUNCTION(0, 2, "SSPSFRM"),
+ PXA_FUNCTION(1, 1, "CIF_FV"),
+ PXA_FUNCTION(1, 2, "SSPSFRM")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(25),
+ PXA_FUNCTION(0, 1, "CIF_LV"),
+ PXA_FUNCTION(1, 1, "CIF_LV"),
+ PXA_FUNCTION(1, 2, "SSPTXD")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(26),
+ PXA_FUNCTION(0, 1, "SSPRXD"),
+ PXA_FUNCTION(0, 2, "CIF_PCLK"),
+ PXA_FUNCTION(0, 3, "FFCTS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(27),
+ PXA_FUNCTION(0, 1, "SSPEXTCLK"),
+ PXA_FUNCTION(0, 2, "SSPSCLKEN"),
+ PXA_FUNCTION(0, 3, "CIF_DD<0>"),
+ PXA_FUNCTION(1, 1, "SSPSYSCLK"),
+ PXA_FUNCTION(1, 3, "FFRTS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(28),
+ PXA_FUNCTION(0, 1, "AC97_BITCLK"),
+ PXA_FUNCTION(0, 2, "I2S_BITCLK"),
+ PXA_FUNCTION(0, 3, "SSPSFRM"),
+ PXA_FUNCTION(1, 1, "I2S_BITCLK"),
+ PXA_FUNCTION(1, 3, "SSPSFRM")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(29),
+ PXA_FUNCTION(0, 1, "AC97_SDATA_IN_0"),
+ PXA_FUNCTION(0, 2, "I2S_SDATA_IN"),
+ PXA_FUNCTION(0, 3, "SSPSCLK"),
+ PXA_FUNCTION(1, 1, "SSPRXD2"),
+ PXA_FUNCTION(1, 3, "SSPSCLK")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(30),
+ PXA_FUNCTION(1, 1, "I2S_SDATA_OUT"),
+ PXA_FUNCTION(1, 2, "AC97_SDATA_OUT"),
+ PXA_FUNCTION(1, 3, "USB_P3_2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(31),
+ PXA_FUNCTION(1, 1, "I2S_SYNC"),
+ PXA_FUNCTION(1, 2, "AC97_SYNC"),
+ PXA_FUNCTION(1, 3, "USB_P3_6")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(32),
+ PXA_FUNCTION(1, 1, "MSSCLK"),
+ PXA_FUNCTION(1, 2, "MMCLK")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(33),
+ PXA_FUNCTION(0, 1, "FFRXD"),
+ PXA_FUNCTION(0, 2, "FFDSR"),
+ PXA_FUNCTION(1, 1, "DVAL<1>"),
+ PXA_FUNCTION(1, 2, "nCS<5>"),
+ PXA_FUNCTION(1, 3, "MBGNT")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(34),
+ PXA_FUNCTION(0, 1, "FFRXD"),
+ PXA_FUNCTION(0, 2, "KP_MKIN<3>"),
+ PXA_FUNCTION(0, 3, "SSPSCLK3"),
+ PXA_FUNCTION(1, 1, "USB_P2_2"),
+ PXA_FUNCTION(1, 3, "SSPSCLK3")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(35),
+ PXA_FUNCTION(0, 1, "FFCTS"),
+ PXA_FUNCTION(0, 2, "USB_P2_1"),
+ PXA_FUNCTION(0, 3, "SSPSFRM3"),
+ PXA_FUNCTION(1, 2, "KP_MKOUT<6>"),
+ PXA_FUNCTION(1, 3, "SSPTXD3")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(36),
+ PXA_FUNCTION(0, 1, "FFDCD"),
+ PXA_FUNCTION(0, 2, "SSPSCLK2"),
+ PXA_FUNCTION(0, 3, "KP_MKIN<7>"),
+ PXA_FUNCTION(1, 1, "USB_P2_4"),
+ PXA_FUNCTION(1, 2, "SSPSCLK2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(37),
+ PXA_FUNCTION(0, 1, "FFDSR"),
+ PXA_FUNCTION(0, 2, "SSPSFRM2"),
+ PXA_FUNCTION(0, 3, "KP_MKIN<3>"),
+ PXA_FUNCTION(1, 1, "USB_P2_8"),
+ PXA_FUNCTION(1, 2, "SSPSFRM2"),
+ PXA_FUNCTION(1, 3, "FFTXD")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(38),
+ PXA_FUNCTION(0, 1, "FFRI"),
+ PXA_FUNCTION(0, 2, "KP_MKIN<4>"),
+ PXA_FUNCTION(0, 3, "USB_P2_3"),
+ PXA_FUNCTION(1, 1, "SSPTXD3"),
+ PXA_FUNCTION(1, 2, "SSPTXD2"),
+ PXA_FUNCTION(1, 3, "PWM_OUT<0>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(39),
+ PXA_FUNCTION(0, 1, "KP_MKIN<4>"),
+ PXA_FUNCTION(0, 3, "SSPSFRM3"),
+ PXA_FUNCTION(1, 1, "USB_P2_6"),
+ PXA_FUNCTION(1, 2, "FFTXD"),
+ PXA_FUNCTION(1, 3, "SSPSFRM3")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(40),
+ PXA_FUNCTION(0, 1, "SSPRXD2"),
+ PXA_FUNCTION(0, 3, "USB_P2_5"),
+ PXA_FUNCTION(1, 1, "KP_MKOUT<6>"),
+ PXA_FUNCTION(1, 2, "FFDTR"),
+ PXA_FUNCTION(1, 3, "SSPSCLK3")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(41),
+ PXA_FUNCTION(0, 1, "FFRXD"),
+ PXA_FUNCTION(0, 2, "USB_P2_7"),
+ PXA_FUNCTION(0, 3, "SSPRXD3"),
+ PXA_FUNCTION(1, 1, "KP_MKOUT<7>"),
+ PXA_FUNCTION(1, 2, "FFRTS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(42),
+ PXA_FUNCTION(0, 1, "BTRXD"),
+ PXA_FUNCTION(0, 2, "ICP_RXD"),
+ PXA_FUNCTION(1, 3, "CIF_MCLK")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(43),
+ PXA_FUNCTION(0, 3, "CIF_FV"),
+ PXA_FUNCTION(1, 1, "ICP_TXD"),
+ PXA_FUNCTION(1, 2, "BTTXD"),
+ PXA_FUNCTION(1, 3, "CIF_FV")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(44),
+ PXA_FUNCTION(0, 1, "BTCTS"),
+ PXA_FUNCTION(0, 3, "CIF_LV"),
+ PXA_FUNCTION(1, 3, "CIF_LV")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(45),
+ PXA_FUNCTION(0, 3, "CIF_PCLK"),
+ PXA_FUNCTION(1, 1, "AC97_SYSCLK"),
+ PXA_FUNCTION(1, 2, "BTRTS"),
+ PXA_FUNCTION(1, 3, "SSPSYSCLK3")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(46),
+ PXA_FUNCTION(0, 1, "ICP_RXD"),
+ PXA_FUNCTION(0, 2, "STD_RXD"),
+ PXA_FUNCTION(1, 2, "PWM_OUT<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(47),
+ PXA_FUNCTION(0, 1, "CIF_DD<0>"),
+ PXA_FUNCTION(1, 1, "STD_TXD"),
+ PXA_FUNCTION(1, 2, "ICP_TXD"),
+ PXA_FUNCTION(1, 3, "PWM_OUT<3>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(48),
+ PXA_FUNCTION(0, 1, "CIF_DD<5>"),
+ PXA_FUNCTION(1, 1, "BB_OB_DAT<1>"),
+ PXA_FUNCTION(1, 2, "nPOE")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(49),
+ PXA_FUNCTION(1, 2, "nPWE")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(50),
+ PXA_FUNCTION(0, 1, "CIF_DD<3>"),
+ PXA_FUNCTION(0, 3, "SSPSCLK2"),
+ PXA_FUNCTION(1, 1, "BB_OB_DAT<2>"),
+ PXA_FUNCTION(1, 2, "nPIOR"),
+ PXA_FUNCTION(1, 3, "SSPSCLK2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(51),
+ PXA_FUNCTION(0, 1, "CIF_DD<2>"),
+ PXA_FUNCTION(1, 1, "BB_OB_DAT<3>"),
+ PXA_FUNCTION(1, 2, "nPIOW")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(52),
+ PXA_FUNCTION(0, 1, "CIF_DD<4>"),
+ PXA_FUNCTION(0, 2, "SSPSCLK3"),
+ PXA_FUNCTION(1, 1, "BB_OB_CLK"),
+ PXA_FUNCTION(1, 2, "SSPSCLK3")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(53),
+ PXA_FUNCTION(0, 1, "FFRXD"),
+ PXA_FUNCTION(0, 2, "USB_P2_3"),
+ PXA_FUNCTION(1, 1, "BB_OB_STB"),
+ PXA_FUNCTION(1, 2, "CIF_MCLK"),
+ PXA_FUNCTION(1, 3, "SSPSYSCLK")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(54),
+ PXA_FUNCTION(0, 2, "BB_OB_WAIT"),
+ PXA_FUNCTION(0, 3, "CIF_PCLK"),
+ PXA_FUNCTION(1, 2, "nPCE<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(55),
+ PXA_FUNCTION(0, 1, "CIF_DD<1>"),
+ PXA_FUNCTION(0, 2, "BB_IB_DAT<1>"),
+ PXA_FUNCTION(1, 2, "nPREG")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(56),
+ PXA_FUNCTION(0, 1, "nPWAIT"),
+ PXA_FUNCTION(0, 2, "BB_IB_DAT<2>"),
+ PXA_FUNCTION(1, 1, "USB_P3_4")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(57),
+ PXA_FUNCTION(0, 1, "nIOS16"),
+ PXA_FUNCTION(0, 2, "BB_IB_DAT<3>"),
+ PXA_FUNCTION(1, 3, "SSPTXD")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(58),
+ PXA_FUNCTION(0, 2, "LDD<0>"),
+ PXA_FUNCTION(1, 2, "LDD<0>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(59),
+ PXA_FUNCTION(0, 2, "LDD<1>"),
+ PXA_FUNCTION(1, 2, "LDD<1>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(60),
+ PXA_FUNCTION(0, 2, "LDD<2>"),
+ PXA_FUNCTION(1, 2, "LDD<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(61),
+ PXA_FUNCTION(0, 2, "LDD<3>"),
+ PXA_FUNCTION(1, 2, "LDD<3>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(62),
+ PXA_FUNCTION(0, 2, "LDD<4>"),
+ PXA_FUNCTION(1, 2, "LDD<4>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(63),
+ PXA_FUNCTION(0, 2, "LDD<5>"),
+ PXA_FUNCTION(1, 2, "LDD<5>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(64),
+ PXA_FUNCTION(0, 2, "LDD<6>"),
+ PXA_FUNCTION(1, 2, "LDD<6>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(65),
+ PXA_FUNCTION(0, 2, "LDD<7>"),
+ PXA_FUNCTION(1, 2, "LDD<7>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(66),
+ PXA_FUNCTION(0, 2, "LDD<8>"),
+ PXA_FUNCTION(1, 2, "LDD<8>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(67),
+ PXA_FUNCTION(0, 2, "LDD<9>"),
+ PXA_FUNCTION(1, 2, "LDD<9>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(68),
+ PXA_FUNCTION(0, 2, "LDD<10>"),
+ PXA_FUNCTION(1, 2, "LDD<10>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(69),
+ PXA_FUNCTION(0, 2, "LDD<11>"),
+ PXA_FUNCTION(1, 2, "LDD<11>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(70),
+ PXA_FUNCTION(0, 2, "LDD<12>"),
+ PXA_FUNCTION(1, 2, "LDD<12>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(71),
+ PXA_FUNCTION(0, 2, "LDD<13>"),
+ PXA_FUNCTION(1, 2, "LDD<13>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(72),
+ PXA_FUNCTION(0, 2, "LDD<14>"),
+ PXA_FUNCTION(1, 2, "LDD<14>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(73),
+ PXA_FUNCTION(0, 2, "LDD<15>"),
+ PXA_FUNCTION(1, 2, "LDD<15>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(74),
+ PXA_FUNCTION(1, 2, "L_FCLK_RD")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(75),
+ PXA_FUNCTION(1, 2, "L_LCLK_A0")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(76),
+ PXA_FUNCTION(1, 2, "L_PCLK_WR")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(77),
+ PXA_FUNCTION(1, 2, "L_BIAS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(78),
+ PXA_FUNCTION(1, 1, "nPCE<2>"),
+ PXA_FUNCTION(1, 2, "nCS<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(79),
+ PXA_FUNCTION(1, 1, "PSKTSEL"),
+ PXA_FUNCTION(1, 2, "nCS<3>"),
+ PXA_FUNCTION(1, 3, "PWM_OUT<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(80),
+ PXA_FUNCTION(0, 1, "DREQ<1>"),
+ PXA_FUNCTION(0, 2, "MBREQ"),
+ PXA_FUNCTION(1, 2, "nCS<4>"),
+ PXA_FUNCTION(1, 3, "PWM_OUT<3>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(81),
+ PXA_FUNCTION(0, 2, "CIF_DD<0>"),
+ PXA_FUNCTION(1, 1, "SSPTXD3"),
+ PXA_FUNCTION(1, 2, "BB_OB_DAT<0>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(82),
+ PXA_FUNCTION(0, 1, "SSPRXD3"),
+ PXA_FUNCTION(0, 2, "BB_IB_DAT<0>"),
+ PXA_FUNCTION(0, 3, "CIF_DD<5>"),
+ PXA_FUNCTION(1, 3, "FFDTR")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(83),
+ PXA_FUNCTION(0, 1, "SSPSFRM3"),
+ PXA_FUNCTION(0, 2, "BB_IB_CLK"),
+ PXA_FUNCTION(0, 3, "CIF_DD<5>"),
+ PXA_FUNCTION(1, 1, "SSPSFRM3"),
+ PXA_FUNCTION(1, 2, "FFTXD"),
+ PXA_FUNCTION(1, 3, "FFRTS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(84),
+ PXA_FUNCTION(0, 1, "SSPCLK3"),
+ PXA_FUNCTION(0, 2, "BB_IB_STB"),
+ PXA_FUNCTION(0, 3, "CIF_FV"),
+ PXA_FUNCTION(1, 1, "SSPCLK3"),
+ PXA_FUNCTION(1, 3, "CIF_FV")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(85),
+ PXA_FUNCTION(0, 1, "FFRXD"),
+ PXA_FUNCTION(0, 2, "DREQ<2>"),
+ PXA_FUNCTION(0, 3, "CIF_LV"),
+ PXA_FUNCTION(1, 1, "nPCE<1>"),
+ PXA_FUNCTION(1, 2, "BB_IB_WAIT"),
+ PXA_FUNCTION(1, 3, "CIF_LV")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(86),
+ PXA_FUNCTION(0, 1, "SSPRXD2"),
+ PXA_FUNCTION(0, 2, "LDD<16>"),
+ PXA_FUNCTION(0, 3, "USB_P3_5"),
+ PXA_FUNCTION(1, 1, "nPCE<1>"),
+ PXA_FUNCTION(1, 2, "LDD<16>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(87),
+ PXA_FUNCTION(0, 1, "nPCE<2>"),
+ PXA_FUNCTION(0, 2, "LDD<17>"),
+ PXA_FUNCTION(0, 3, "USB_P3_1"),
+ PXA_FUNCTION(1, 1, "SSPTXD2"),
+ PXA_FUNCTION(1, 2, "LDD<17>"),
+ PXA_FUNCTION(1, 3, "SSPSFRM2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(88),
+ PXA_FUNCTION(0, 1, "USBHPWR<1>"),
+ PXA_FUNCTION(0, 2, "SSPRXD2"),
+ PXA_FUNCTION(0, 3, "SSPSFRM2"),
+ PXA_FUNCTION(1, 2, "SSPTXD2"),
+ PXA_FUNCTION(1, 3, "SSPSFRM2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(89),
+ PXA_FUNCTION(0, 1, "SSPRXD3"),
+ PXA_FUNCTION(0, 3, "FFRI"),
+ PXA_FUNCTION(1, 1, "AC97_SYSCLK"),
+ PXA_FUNCTION(1, 2, "USBHPEN<1>"),
+ PXA_FUNCTION(1, 3, "SSPTXD2")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(90),
+ PXA_FUNCTION(0, 1, "KP_MKIN<5>"),
+ PXA_FUNCTION(0, 3, "USB_P3_5"),
+ PXA_FUNCTION(1, 1, "CIF_DD<4>"),
+ PXA_FUNCTION(1, 2, "nURST")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(91),
+ PXA_FUNCTION(0, 1, "KP_MKIN<6>"),
+ PXA_FUNCTION(0, 3, "USB_P3_1"),
+ PXA_FUNCTION(1, 1, "CIF_DD<5>"),
+ PXA_FUNCTION(1, 2, "UCLK")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(92),
+ PXA_FUNCTION(0, 1, "MMDAT<0>"),
+ PXA_FUNCTION(1, 1, "MMDAT<0>"),
+ PXA_FUNCTION(1, 2, "MSBS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(93),
+ PXA_FUNCTION(0, 1, "KP_DKIN<0>"),
+ PXA_FUNCTION(0, 2, "CIF_DD<6>"),
+ PXA_FUNCTION(1, 1, "AC97_SDATA_OUT")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(94),
+ PXA_FUNCTION(0, 1, "KP_DKIN<1>"),
+ PXA_FUNCTION(0, 2, "CIF_DD<5>"),
+ PXA_FUNCTION(1, 1, "AC97_SYNC")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(95),
+ PXA_FUNCTION(0, 1, "KP_DKIN<2>"),
+ PXA_FUNCTION(0, 2, "CIF_DD<4>"),
+ PXA_FUNCTION(0, 3, "KP_MKIN<6>"),
+ PXA_FUNCTION(1, 1, "AC97_RESET_n")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(96),
+ PXA_FUNCTION(0, 1, "KP_DKIN<3>"),
+ PXA_FUNCTION(0, 2, "MBREQ"),
+ PXA_FUNCTION(0, 3, "FFRXD"),
+ PXA_FUNCTION(1, 2, "DVAL<1>"),
+ PXA_FUNCTION(1, 3, "KP_MKOUT<6>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(97),
+ PXA_FUNCTION(0, 1, "KP_DKIN<4>"),
+ PXA_FUNCTION(0, 2, "DREQ<1>"),
+ PXA_FUNCTION(0, 3, "KP_MKIN<3>"),
+ PXA_FUNCTION(1, 2, "MBGNT")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(98),
+ PXA_FUNCTION(0, 1, "KP_DKIN<5>"),
+ PXA_FUNCTION(0, 2, "CIF_DD<0>"),
+ PXA_FUNCTION(0, 3, "KP_MKIN<4>"),
+ PXA_FUNCTION(1, 1, "AC97_SYSCLK"),
+ PXA_FUNCTION(1, 3, "FFRTS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(99),
+ PXA_FUNCTION(0, 1, "KP_DKIN<6>"),
+ PXA_FUNCTION(0, 2, "AC97_SDATA_IN_1"),
+ PXA_FUNCTION(0, 3, "KP_MKIN<5>"),
+ PXA_FUNCTION(1, 3, "FFTXD")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(100),
+ PXA_FUNCTION(0, 1, "KP_MKIN<0>"),
+ PXA_FUNCTION(0, 2, "DREQ<2>"),
+ PXA_FUNCTION(0, 3, "FFCTS")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(101),
+ PXA_FUNCTION(0, 1, "KP_MKIN<1>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(102),
+ PXA_FUNCTION(0, 1, "KP_MKIN<2>"),
+ PXA_FUNCTION(0, 3, "FFRXD"),
+ PXA_FUNCTION(1, 1, "nPCE<1>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(103),
+ PXA_FUNCTION(0, 1, "CIF_DD<3>"),
+ PXA_FUNCTION(1, 2, "KP_MKOUT<0>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(104),
+ PXA_FUNCTION(0, 1, "CIF_DD<2>"),
+ PXA_FUNCTION(1, 1, "PSKTSEL"),
+ PXA_FUNCTION(1, 2, "KP_MKOUT<1>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(105),
+ PXA_FUNCTION(0, 1, "CIF_DD<1>"),
+ PXA_FUNCTION(1, 1, "nPCE<2>"),
+ PXA_FUNCTION(1, 2, "KP_MKOUT<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(106),
+ PXA_FUNCTION(0, 1, "CIF_DD<9>"),
+ PXA_FUNCTION(1, 2, "KP_MKOUT<3>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(107),
+ PXA_FUNCTION(0, 1, "CIF_DD<8>"),
+ PXA_FUNCTION(1, 2, "KP_MKOUT<4>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(108),
+ PXA_FUNCTION(0, 1, "CIF_DD<7>"),
+ PXA_FUNCTION(1, 1, "CHOUT<0>"),
+ PXA_FUNCTION(1, 2, "KP_MKOUT<5>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(109),
+ PXA_FUNCTION(0, 1, "MMDAT<1>"),
+ PXA_FUNCTION(0, 2, "MSSDIO"),
+ PXA_FUNCTION(1, 1, "MMDAT<1>"),
+ PXA_FUNCTION(1, 2, "MSSDIO")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(110),
+ PXA_FUNCTION(0, 1, "MMDAT<2>"),
+ PXA_FUNCTION(1, 1, "MMDAT<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(111),
+ PXA_FUNCTION(0, 1, "MMDAT<3>"),
+ PXA_FUNCTION(1, 1, "MMDAT<3>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(112),
+ PXA_FUNCTION(0, 1, "MMCMD"),
+ PXA_FUNCTION(0, 2, "nMSINS"),
+ PXA_FUNCTION(1, 1, "MMCMD")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(113),
+ PXA_FUNCTION(0, 3, "USB_P3_3"),
+ PXA_FUNCTION(1, 1, "I2S_SYSCLK"),
+ PXA_FUNCTION(1, 2, "AC97_RESET_n")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(114),
+ PXA_FUNCTION(0, 1, "CIF_DD<1>"),
+ PXA_FUNCTION(1, 1, "UEN"),
+ PXA_FUNCTION(1, 2, "UVS0")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(115),
+ PXA_FUNCTION(0, 1, "DREQ<0>"),
+ PXA_FUNCTION(0, 2, "CIF_DD<3>"),
+ PXA_FUNCTION(0, 3, "MBREQ"),
+ PXA_FUNCTION(1, 1, "UEN"),
+ PXA_FUNCTION(1, 2, "nUVS1"),
+ PXA_FUNCTION(1, 3, "PWM_OUT<1>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(116),
+ PXA_FUNCTION(0, 1, "CIF_DD<2>"),
+ PXA_FUNCTION(0, 2, "AC97_SDATA_IN_0"),
+ PXA_FUNCTION(0, 3, "UDET"),
+ PXA_FUNCTION(1, 1, "DVAL<0>"),
+ PXA_FUNCTION(1, 2, "nUVS2"),
+ PXA_FUNCTION(1, 3, "MBGNT")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(117),
+ PXA_FUNCTION(0, 1, "SCL"),
+ PXA_FUNCTION(1, 1, "SCL")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(118),
+ PXA_FUNCTION(0, 1, "SDA"),
+ PXA_FUNCTION(1, 1, "SDA")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(119),
+ PXA_FUNCTION(0, 1, "USBHPWR<2>")),
+ PXA_GPIO_PIN(PXA_PINCTRL_PIN(120),
+ PXA_FUNCTION(1, 2, "USBHPEN<2>")),
+};
+
+static int pxa27x_pinctrl_probe(struct platform_device *pdev)
+{
+ int ret, i;
+ void __iomem *base_af[8];
+ void __iomem *base_dir[4];
+ void __iomem *base_sleep[4];
+ struct resource *res;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base_af[0] = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base_af[0]))
+ return PTR_ERR(base_af[0]);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+ base_dir[0] = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base_dir[0]))
+ return PTR_ERR(base_dir[0]);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
+ base_dir[3] = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base_dir[3]))
+ return PTR_ERR(base_dir[3]);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 3);
+ base_sleep[0] = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base_sleep[0]))
+ return PTR_ERR(base_sleep[0]);
+
+ for (i = 0; i < ARRAY_SIZE(base_af); i++)
+ base_af[i] = base_af[0] + sizeof(base_af[0]) * i;
+ for (i = 0; i < 3; i++)
+ base_dir[i] = base_dir[0] + sizeof(base_dir[0]) * i;
+ for (i = 0; i < ARRAY_SIZE(base_sleep); i++)
+ base_sleep[i] = base_sleep[0] + sizeof(base_af[0]) * i;
+
+ ret = pxa2xx_pinctrl_init(pdev, pxa27x_pins, ARRAY_SIZE(pxa27x_pins),
+ base_af, base_dir, base_sleep);
+ return ret;
+}
+
+static const struct of_device_id pxa27x_pinctrl_match[] = {
+ { .compatible = "marvell,pxa27x-pinctrl", },
+ {}
+};
+MODULE_DEVICE_TABLE(of, pxa27x_pinctrl_match);
+
+static struct platform_driver pxa27x_pinctrl_driver = {
+ .probe = pxa27x_pinctrl_probe,
+ .driver = {
+ .name = "pxa27x-pinctrl",
+ .of_match_table = pxa27x_pinctrl_match,
+ },
+};
+module_platform_driver(pxa27x_pinctrl_driver);
+
+MODULE_AUTHOR("Robert Jarzmik <robert.jarzmik@free.fr>");
+MODULE_DESCRIPTION("Marvell PXA27x pinctrl driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/pinctrl/pxa/pinctrl-pxa2xx.c b/drivers/pinctrl/pxa/pinctrl-pxa2xx.c
new file mode 100644
index 000000000000..d90e205cf809
--- /dev/null
+++ b/drivers/pinctrl/pxa/pinctrl-pxa2xx.c
@@ -0,0 +1,436 @@
+/*
+ * Marvell PXA2xx family pin control
+ *
+ * Copyright (C) 2015 Robert Jarzmik
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ */
+
+#include <linux/bitops.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/module.h>
+#include <linux/pinctrl/pinconf.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include <linux/pinctrl/pinmux.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include "../pinctrl-utils.h"
+#include "pinctrl-pxa2xx.h"
+
+static int pxa2xx_pctrl_get_groups_count(struct pinctrl_dev *pctldev)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+
+ return pctl->ngroups;
+}
+
+static const char *pxa2xx_pctrl_get_group_name(struct pinctrl_dev *pctldev,
+ unsigned tgroup)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ struct pxa_pinctrl_group *group = pctl->groups + tgroup;
+
+ return group->name;
+}
+
+static int pxa2xx_pctrl_get_group_pins(struct pinctrl_dev *pctldev,
+ unsigned tgroup,
+ const unsigned **pins,
+ unsigned *num_pins)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ struct pxa_pinctrl_group *group = pctl->groups + tgroup;
+
+ *pins = (unsigned *)&group->pin;
+ *num_pins = 1;
+
+ return 0;
+}
+
+static const struct pinctrl_ops pxa2xx_pctl_ops = {
+#ifdef CONFIG_OF
+ .dt_node_to_map = pinconf_generic_dt_node_to_map_all,
+ .dt_free_map = pinctrl_utils_dt_free_map,
+#endif
+ .get_groups_count = pxa2xx_pctrl_get_groups_count,
+ .get_group_name = pxa2xx_pctrl_get_group_name,
+ .get_group_pins = pxa2xx_pctrl_get_group_pins,
+};
+
+static struct pxa_desc_function *
+pxa_desc_by_func_group(struct pxa_pinctrl *pctl, const char *pin_name,
+ const char *func_name)
+{
+ int i;
+ struct pxa_desc_function *df;
+
+ for (i = 0; i < pctl->npins; i++) {
+ const struct pxa_desc_pin *pin = pctl->ppins + i;
+
+ if (!strcmp(pin->pin.name, pin_name))
+ for (df = pin->functions; df->name; df++)
+ if (!strcmp(df->name, func_name))
+ return df;
+ }
+
+ return NULL;
+}
+
+static int pxa2xx_pmx_gpio_set_direction(struct pinctrl_dev *pctldev,
+ struct pinctrl_gpio_range *range,
+ unsigned pin,
+ bool input)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ unsigned long flags;
+ uint32_t val;
+ void __iomem *gpdr;
+
+ gpdr = pctl->base_gpdr[pin / 32];
+ dev_dbg(pctl->dev, "set_direction(pin=%d): dir=%d\n",
+ pin, !input);
+
+ spin_lock_irqsave(&pctl->lock, flags);
+
+ val = readl_relaxed(gpdr);
+ val = (val & ~BIT(pin % 32)) | (input ? 0 : BIT(pin % 32));
+ writel_relaxed(val, gpdr);
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
+
+ return 0;
+}
+
+static const char *pxa2xx_pmx_get_func_name(struct pinctrl_dev *pctldev,
+ unsigned function)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ struct pxa_pinctrl_function *pf = pctl->functions + function;
+
+ return pf->name;
+}
+
+static int pxa2xx_get_functions_count(struct pinctrl_dev *pctldev)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+
+ return pctl->nfuncs;
+}
+
+static int pxa2xx_pmx_get_func_groups(struct pinctrl_dev *pctldev,
+ unsigned function,
+ const char * const **groups,
+ unsigned * const num_groups)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ struct pxa_pinctrl_function *pf = pctl->functions + function;
+
+ *groups = pf->groups;
+ *num_groups = pf->ngroups;
+
+ return 0;
+}
+
+static int pxa2xx_pmx_set_mux(struct pinctrl_dev *pctldev, unsigned function,
+ unsigned tgroup)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ struct pxa_pinctrl_group *group = pctl->groups + tgroup;
+ struct pxa_desc_function *df;
+ int pin, shift;
+ unsigned long flags;
+ void __iomem *gafr, *gpdr;
+ u32 val;
+
+
+ df = pxa_desc_by_func_group(pctl, group->name,
+ (pctl->functions + function)->name);
+ if (!df)
+ return -EINVAL;
+
+ pin = group->pin;
+ gafr = pctl->base_gafr[pin / 16];
+ gpdr = pctl->base_gpdr[pin / 32];
+ shift = (pin % 16) << 1;
+ dev_dbg(pctl->dev, "set_mux(pin=%d): af=%d dir=%d\n",
+ pin, df->muxval >> 1, df->muxval & 0x1);
+
+ spin_lock_irqsave(&pctl->lock, flags);
+
+ val = readl_relaxed(gafr);
+ val = (val & ~(0x3 << shift)) | ((df->muxval >> 1) << shift);
+ writel_relaxed(val, gafr);
+
+ val = readl_relaxed(gpdr);
+ val = (val & ~BIT(pin % 32)) | ((df->muxval & 1) ? BIT(pin % 32) : 0);
+ writel_relaxed(val, gpdr);
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
+
+ return 0;
+}
+static const struct pinmux_ops pxa2xx_pinmux_ops = {
+ .get_functions_count = pxa2xx_get_functions_count,
+ .get_function_name = pxa2xx_pmx_get_func_name,
+ .get_function_groups = pxa2xx_pmx_get_func_groups,
+ .set_mux = pxa2xx_pmx_set_mux,
+ .gpio_set_direction = pxa2xx_pmx_gpio_set_direction,
+};
+
+static int pxa2xx_pconf_group_get(struct pinctrl_dev *pctldev,
+ unsigned group,
+ unsigned long *config)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ struct pxa_pinctrl_group *g = pctl->groups + group;
+ unsigned long flags;
+ unsigned pin = g->pin;
+ void __iomem *pgsr = pctl->base_pgsr[pin / 32];
+ u32 val;
+
+ spin_lock_irqsave(&pctl->lock, flags);
+ val = readl_relaxed(pgsr) & BIT(pin % 32);
+ *config = val ? PIN_CONFIG_LOW_POWER_MODE : 0;
+ spin_unlock_irqrestore(&pctl->lock, flags);
+
+ dev_dbg(pctl->dev, "get sleep gpio state(pin=%d) %d\n",
+ pin, !!val);
+ return 0;
+}
+
+static int pxa2xx_pconf_group_set(struct pinctrl_dev *pctldev,
+ unsigned group,
+ unsigned long *configs,
+ unsigned num_configs)
+{
+ struct pxa_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ struct pxa_pinctrl_group *g = pctl->groups + group;
+ unsigned long flags;
+ unsigned pin = g->pin;
+ void __iomem *pgsr = pctl->base_pgsr[pin / 32];
+ int i, is_set = 0;
+ u32 val;
+
+ for (i = 0; i < num_configs; i++) {
+ switch (pinconf_to_config_param(configs[i])) {
+ case PIN_CONFIG_LOW_POWER_MODE:
+ is_set = pinconf_to_config_argument(configs[i]);
+ break;
+ default:
+ return -EINVAL;
+ }
+ }
+
+ dev_dbg(pctl->dev, "set sleep gpio state(pin=%d) %d\n",
+ pin, is_set);
+
+ spin_lock_irqsave(&pctl->lock, flags);
+ val = readl_relaxed(pgsr);
+ val = (val & ~BIT(pin % 32)) | (is_set ? BIT(pin % 32) : 0);
+ writel_relaxed(val, pgsr);
+ spin_unlock_irqrestore(&pctl->lock, flags);
+
+ return 0;
+}
+
+static const struct pinconf_ops pxa2xx_pconf_ops = {
+ .pin_config_group_get = pxa2xx_pconf_group_get,
+ .pin_config_group_set = pxa2xx_pconf_group_set,
+ .is_generic = true,
+};
+
+static struct pinctrl_desc pxa2xx_pinctrl_desc = {
+ .confops = &pxa2xx_pconf_ops,
+ .pctlops = &pxa2xx_pctl_ops,
+ .pmxops = &pxa2xx_pinmux_ops,
+};
+
+static const struct pxa_pinctrl_function *
+pxa2xx_find_function(struct pxa_pinctrl *pctl, const char *fname,
+ const struct pxa_pinctrl_function *functions)
+{
+ const struct pxa_pinctrl_function *func;
+
+ for (func = functions; func->name; func++)
+ if (!strcmp(fname, func->name))
+ return func;
+
+ return NULL;
+}
+
+static int pxa2xx_build_functions(struct pxa_pinctrl *pctl)
+{
+ int i;
+ struct pxa_pinctrl_function *functions;
+ struct pxa_desc_function *df;
+
+ /*
+ * Each pin can have at most 6 alternate functions, and 2 gpio functions
+ * which are common to each pin. As there are more than 2 pins without
+ * alternate function, 6 * npins is an absolute high limit of the number
+ * of functions.
+ */
+ functions = devm_kcalloc(pctl->dev, pctl->npins * 6,
+ sizeof(*functions), GFP_KERNEL);
+ if (!functions)
+ return -ENOMEM;
+
+ for (i = 0; i < pctl->npins; i++)
+ for (df = pctl->ppins[i].functions; df->name; df++)
+ if (!pxa2xx_find_function(pctl, df->name, functions))
+ (functions + pctl->nfuncs++)->name = df->name;
+ pctl->functions = devm_kmemdup(pctl->dev, functions,
+ pctl->nfuncs * sizeof(*functions),
+ GFP_KERNEL);
+ if (!pctl->functions)
+ return -ENOMEM;
+
+ devm_kfree(pctl->dev, functions);
+ return 0;
+}
+
+static int pxa2xx_build_groups(struct pxa_pinctrl *pctl)
+{
+ int i, j, ngroups;
+ struct pxa_pinctrl_function *func;
+ struct pxa_desc_function *df;
+ char **gtmp;
+
+ gtmp = devm_kmalloc_array(pctl->dev, pctl->npins, sizeof(*gtmp),
+ GFP_KERNEL);
+ if (!gtmp)
+ return -ENOMEM;
+
+ for (i = 0; i < pctl->nfuncs; i++) {
+ ngroups = 0;
+ for (j = 0; j < pctl->npins; j++)
+ for (df = pctl->ppins[j].functions; df->name;
+ df++)
+ if (!strcmp(pctl->functions[i].name,
+ df->name))
+ gtmp[ngroups++] = (char *)
+ pctl->ppins[j].pin.name;
+ func = pctl->functions + i;
+ func->ngroups = ngroups;
+ func->groups =
+ devm_kmalloc_array(pctl->dev, ngroups,
+ sizeof(char *), GFP_KERNEL);
+ if (!func->groups)
+ return -ENOMEM;
+
+ memcpy(func->groups, gtmp, ngroups * sizeof(*gtmp));
+ }
+
+ devm_kfree(pctl->dev, gtmp);
+ return 0;
+}
+
+static int pxa2xx_build_state(struct pxa_pinctrl *pctl,
+ const struct pxa_desc_pin *ppins, int npins)
+{
+ struct pxa_pinctrl_group *group;
+ struct pinctrl_pin_desc *pins;
+ int ret, i;
+
+ pctl->npins = npins;
+ pctl->ppins = ppins;
+ pctl->ngroups = npins;
+
+ pctl->desc.npins = npins;
+ pins = devm_kcalloc(pctl->dev, npins, sizeof(*pins), GFP_KERNEL);
+ if (!pins)
+ return -ENOMEM;
+
+ pctl->desc.pins = pins;
+ for (i = 0; i < npins; i++)
+ pins[i] = ppins[i].pin;
+
+ pctl->groups = devm_kmalloc_array(pctl->dev, pctl->ngroups,
+ sizeof(*pctl->groups), GFP_KERNEL);
+ if (!pctl->groups)
+ return -ENOMEM;
+
+ for (i = 0; i < npins; i++) {
+ group = pctl->groups + i;
+ group->name = ppins[i].pin.name;
+ group->pin = ppins[i].pin.number;
+ }
+
+ ret = pxa2xx_build_functions(pctl);
+ if (ret)
+ return ret;
+
+ ret = pxa2xx_build_groups(pctl);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+int pxa2xx_pinctrl_init(struct platform_device *pdev,
+ const struct pxa_desc_pin *ppins, int npins,
+ void __iomem *base_gafr[], void __iomem *base_gpdr[],
+ void __iomem *base_pgsr[])
+{
+ struct pxa_pinctrl *pctl;
+ int ret, i, maxpin = 0;
+
+ for (i = 0; i < npins; i++)
+ maxpin = max_t(int, ppins[i].pin.number, maxpin);
+
+ pctl = devm_kzalloc(&pdev->dev, sizeof(*pctl), GFP_KERNEL);
+ if (!pctl)
+ return -ENOMEM;
+ pctl->base_gafr = devm_kcalloc(&pdev->dev, roundup(maxpin, 16),
+ sizeof(*pctl->base_gafr), GFP_KERNEL);
+ pctl->base_gpdr = devm_kcalloc(&pdev->dev, roundup(maxpin, 32),
+ sizeof(*pctl->base_gpdr), GFP_KERNEL);
+ pctl->base_pgsr = devm_kcalloc(&pdev->dev, roundup(maxpin, 32),
+ sizeof(*pctl->base_pgsr), GFP_KERNEL);
+ if (!pctl->base_gafr || !pctl->base_gpdr || !pctl->base_pgsr)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, pctl);
+ spin_lock_init(&pctl->lock);
+
+ pctl->dev = &pdev->dev;
+ pctl->desc = pxa2xx_pinctrl_desc;
+ pctl->desc.name = dev_name(&pdev->dev);
+ pctl->desc.owner = THIS_MODULE;
+
+ for (i = 0; i < roundup(maxpin, 16); i += 16)
+ pctl->base_gafr[i / 16] = base_gafr[i / 16];
+ for (i = 0; i < roundup(maxpin, 32); i += 32) {
+ pctl->base_gpdr[i / 32] = base_gpdr[i / 32];
+ pctl->base_pgsr[i / 32] = base_pgsr[i / 32];
+ }
+
+ ret = pxa2xx_build_state(pctl, ppins, npins);
+ if (ret)
+ return ret;
+
+ pctl->pctl_dev = pinctrl_register(&pctl->desc, &pdev->dev, pctl);
+ if (IS_ERR(pctl->pctl_dev)) {
+ dev_err(&pdev->dev, "couldn't register pinctrl driver\n");
+ return PTR_ERR(pctl->pctl_dev);
+ }
+
+ dev_info(&pdev->dev, "initialized pxa2xx pinctrl driver\n");
+
+ return 0;
+}
+
+int pxa2xx_pinctrl_exit(struct platform_device *pdev)
+{
+ struct pxa_pinctrl *pctl = platform_get_drvdata(pdev);
+
+ pinctrl_unregister(pctl->pctl_dev);
+ return 0;
+}
diff --git a/drivers/pinctrl/pxa/pinctrl-pxa2xx.h b/drivers/pinctrl/pxa/pinctrl-pxa2xx.h
new file mode 100644
index 000000000000..8be1e0b79751
--- /dev/null
+++ b/drivers/pinctrl/pxa/pinctrl-pxa2xx.h
@@ -0,0 +1,92 @@
+/*
+ * Marvell PXA2xx family pin control
+ *
+ * Copyright (C) 2015 Robert Jarzmik
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ */
+
+#ifndef __PINCTRL_PXA_H
+#define __PINCTRL_PXA_H
+
+#define PXA_FUNCTION(_dir, _af, _name) \
+ { \
+ .name = _name, \
+ .muxval = (_dir | (_af << 1)), \
+ }
+
+#define PXA_PIN(_pin, funcs...) \
+ { \
+ .pin = _pin, \
+ .functions = (struct pxa_desc_function[]){ \
+ funcs, { } }, \
+ }
+
+#define PXA_GPIO_PIN(_pin, funcs...) \
+ { \
+ .pin = _pin, \
+ .functions = (struct pxa_desc_function[]){ \
+ PXA_FUNCTION(0, 0, "gpio_in"), \
+ PXA_FUNCTION(1, 0, "gpio_out"), \
+ funcs, { } }, \
+ }
+
+#define PXA_GPIO_ONLY_PIN(_pin) \
+ { \
+ .pin = _pin, \
+ .functions = (struct pxa_desc_function[]){ \
+ PXA_FUNCTION(0, 0, "gpio_in"), \
+ PXA_FUNCTION(1, 0, "gpio_out"), \
+ { } }, \
+ }
+
+#define PXA_PINCTRL_PIN(pin) \
+ PINCTRL_PIN(pin, "P" #pin)
+
+struct pxa_desc_function {
+ const char *name;
+ u8 muxval;
+};
+
+struct pxa_desc_pin {
+ struct pinctrl_pin_desc pin;
+ struct pxa_desc_function *functions;
+};
+
+struct pxa_pinctrl_group {
+ const char *name;
+ unsigned pin;
+};
+
+struct pxa_pinctrl_function {
+ const char *name;
+ const char **groups;
+ unsigned ngroups;
+};
+
+struct pxa_pinctrl {
+ spinlock_t lock;
+ void __iomem **base_gafr;
+ void __iomem **base_gpdr;
+ void __iomem **base_pgsr;
+ struct device *dev;
+ struct pinctrl_desc desc;
+ struct pinctrl_dev *pctl_dev;
+ unsigned npins;
+ const struct pxa_desc_pin *ppins;
+ unsigned ngroups;
+ struct pxa_pinctrl_group *groups;
+ unsigned nfuncs;
+ struct pxa_pinctrl_function *functions;
+ char *name;
+};
+
+int pxa2xx_pinctrl_init(struct platform_device *pdev,
+ const struct pxa_desc_pin *ppins, int npins,
+ void __iomem *base_gafr[], void __iomem *base_gpdr[],
+ void __iomem *base_gpsr[]);
+
+#endif /* __PINCTRL_PXA_H */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.