new file mode 100644
@@ -0,0 +1,23 @@
+* Freescale IMX25 IOMUX Controller
+
+Please refer to fsl,imx-pinctrl.txt in this directory for common binding part
+and usage.
+
+CONFIG bits definition:
+PAD_CTL_HYS (1 << 8)
+PAD_CTL_PKE (1 << 7)
+PAD_CTL_PUE (1 << 6)
+PAD_CTL_PUS_100K_DOWN (0 << 4)
+PAD_CTL_PUS_47K_UP (1 << 4)
+PAD_CTL_PUS_100K_UP (2 << 4)
+PAD_CTL_PUS_22K_UP (3 << 4)
+PAD_CTL_ODE_CMOS (0 << 3)
+PAD_CTL_ODE_OPENDRAIN (1 << 3)
+PAD_CTL_DSE_NOMINAL (0 << 1)
+PAD_CTL_DSE_HIGH (1 << 1)
+PAD_CTL_DSE_MAX (2 << 1)
+PAD_CTL_SRE_FAST (1 << 0)
+PAD_CTL_SRE_SLOW (0 << 0)
+
+Refer to imx25-pinfunc.h in device tree source folder for all available
+imx25 PIN_FUNC_ID.
@@ -80,6 +80,15 @@ config PINCTRL_IMX
select PINMUX
select PINCONF
+
+config PINCTRL_IMX25
+ bool "IMX25 pinctrl driver"
+ depends on OF
+ depends on SOC_IMX25
+ select PINCTRL_IMX
+ help
+ Say Y here to enable the imx25 pinctrl driver
+
config PINCTRL_IMX35
bool "IMX35 pinctrl driver"
depends on OF
@@ -27,6 +27,7 @@ obj-$(CONFIG_PINCTRL_IMX6SL) += pinctrl-imx6sl.o
obj-$(CONFIG_PINCTRL_FALCON) += pinctrl-falcon.o
obj-$(CONFIG_PINCTRL_MXS) += pinctrl-mxs.o
obj-$(CONFIG_PINCTRL_IMX23) += pinctrl-imx23.o
+obj-$(CONFIG_PINCTRL_IMX25) += pinctrl-imx25.o
obj-$(CONFIG_PINCTRL_IMX28) += pinctrl-imx28.o
obj-$(CONFIG_PINCTRL_NOMADIK) += pinctrl-nomadik.o
obj-$(CONFIG_PINCTRL_STN8815) += pinctrl-nomadik-stn8815.o
new file mode 100644
@@ -0,0 +1,351 @@
+/*
+ * imx25 pinctrl driver.
+ *
+ * Copyright 2013 Eukréa Electromatique <denis@eukrea.com>
+ *
+ * This driver was mostly copied from the imx51 pinctrl driver which has:
+ *
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ * Copyright (C) 2012 Linaro, Inc.
+ *
+ * Author: Dong Aisheng <dong.aisheng@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/pinctrl/pinctrl.h>
+
+#include "pinctrl-imx.h"
+
+enum imx25_pads {
+ MX25_PAD_RESERVE0 = 1,
+ MX25_PAD_RESERVE1 = 2,
+ MX25_PAD_A10 = 3,
+ MX25_PAD_A13 = 4,
+ MX25_PAD_A14 = 5,
+ MX25_PAD_A15 = 6,
+ MX25_PAD_A16 = 7,
+ MX25_PAD_A17 = 8,
+ MX25_PAD_A18 = 9,
+ MX25_PAD_A19 = 10,
+ MX25_PAD_A20 = 11,
+ MX25_PAD_A21 = 12,
+ MX25_PAD_A22 = 13,
+ MX25_PAD_A23 = 14,
+ MX25_PAD_A24 = 15,
+ MX25_PAD_A25 = 16,
+ MX25_PAD_EB0 = 17,
+ MX25_PAD_EB1 = 18,
+ MX25_PAD_OE = 19,
+ MX25_PAD_CS0 = 20,
+ MX25_PAD_CS1 = 21,
+ MX25_PAD_CS4 = 22,
+ MX25_PAD_CS5 = 23,
+ MX25_PAD_NF_CE0 = 24,
+ MX25_PAD_ECB = 25,
+ MX25_PAD_LBA = 26,
+ MX25_PAD_BCLK = 27,
+ MX25_PAD_RW = 28,
+ MX25_PAD_NFWE_B = 29,
+ MX25_PAD_NFRE_B = 30,
+ MX25_PAD_NFALE = 31,
+ MX25_PAD_NFCLE = 32,
+ MX25_PAD_NFWP_B = 33,
+ MX25_PAD_NFRB = 34,
+ MX25_PAD_D15 = 35,
+ MX25_PAD_D14 = 36,
+ MX25_PAD_D13 = 37,
+ MX25_PAD_D12 = 38,
+ MX25_PAD_D11 = 39,
+ MX25_PAD_D10 = 40,
+ MX25_PAD_D9 = 41,
+ MX25_PAD_D8 = 42,
+ MX25_PAD_D7 = 43,
+ MX25_PAD_D6 = 44,
+ MX25_PAD_D5 = 45,
+ MX25_PAD_D4 = 46,
+ MX25_PAD_D3 = 47,
+ MX25_PAD_D2 = 48,
+ MX25_PAD_D1 = 49,
+ MX25_PAD_D0 = 50,
+ MX25_PAD_LD0 = 51,
+ MX25_PAD_LD1 = 52,
+ MX25_PAD_LD2 = 53,
+ MX25_PAD_LD3 = 54,
+ MX25_PAD_LD4 = 55,
+ MX25_PAD_LD5 = 56,
+ MX25_PAD_LD6 = 57,
+ MX25_PAD_LD7 = 58,
+ MX25_PAD_LD8 = 59,
+ MX25_PAD_LD9 = 60,
+ MX25_PAD_LD10 = 61,
+ MX25_PAD_LD11 = 62,
+ MX25_PAD_LD12 = 63,
+ MX25_PAD_LD13 = 64,
+ MX25_PAD_LD14 = 65,
+ MX25_PAD_LD15 = 66,
+ MX25_PAD_HSYNC = 67,
+ MX25_PAD_VSYNC = 68,
+ MX25_PAD_LSCLK = 69,
+ MX25_PAD_OE_ACD = 70,
+ MX25_PAD_CONTRAST = 71,
+ MX25_PAD_PWM = 72,
+ MX25_PAD_CSI_D2 = 73,
+ MX25_PAD_CSI_D3 = 74,
+ MX25_PAD_CSI_D4 = 75,
+ MX25_PAD_CSI_D5 = 76,
+ MX25_PAD_CSI_D6 = 77,
+ MX25_PAD_CSI_D7 = 78,
+ MX25_PAD_CSI_D8 = 79,
+ MX25_PAD_CSI_D9 = 80,
+ MX25_PAD_CSI_MCLK = 81,
+ MX25_PAD_CSI_VSYNC = 82,
+ MX25_PAD_CSI_HSYNC = 83,
+ MX25_PAD_CSI_PIXCLK = 84,
+ MX25_PAD_I2C1_CLK = 85,
+ MX25_PAD_I2C1_DAT = 86,
+ MX25_PAD_CSPI1_MOSI = 87,
+ MX25_PAD_CSPI1_MISO = 88,
+ MX25_PAD_CSPI1_SS0 = 89,
+ MX25_PAD_CSPI1_SS1 = 90,
+ MX25_PAD_CSPI1_SCLK = 91,
+ MX25_PAD_CSPI1_RDY = 92,
+ MX25_PAD_UART1_RXD = 93,
+ MX25_PAD_UART1_TXD = 94,
+ MX25_PAD_UART1_RTS = 95,
+ MX25_PAD_UART1_CTS = 96,
+ MX25_PAD_UART2_RXD = 97,
+ MX25_PAD_UART2_TXD = 98,
+ MX25_PAD_UART2_RTS = 99,
+ MX25_PAD_UART2_CTS = 100,
+ MX25_PAD_SD1_CMD = 101,
+ MX25_PAD_SD1_CLK = 102,
+ MX25_PAD_SD1_DATA0 = 103,
+ MX25_PAD_SD1_DATA1 = 104,
+ MX25_PAD_SD1_DATA2 = 105,
+ MX25_PAD_SD1_DATA3 = 106,
+ MX25_PAD_KPP_ROW0 = 107,
+ MX25_PAD_KPP_ROW1 = 108,
+ MX25_PAD_KPP_ROW2 = 109,
+ MX25_PAD_KPP_ROW3 = 110,
+ MX25_PAD_KPP_COL0 = 111,
+ MX25_PAD_KPP_COL1 = 112,
+ MX25_PAD_KPP_COL2 = 113,
+ MX25_PAD_KPP_COL3 = 114,
+ MX25_PAD_FEC_MDC = 115,
+ MX25_PAD_FEC_MDIO = 116,
+ MX25_PAD_FEC_TDATA0 = 117,
+ MX25_PAD_FEC_TDATA1 = 118,
+ MX25_PAD_FEC_TX_EN = 119,
+ MX25_PAD_FEC_RDATA0 = 120,
+ MX25_PAD_FEC_RDATA1 = 121,
+ MX25_PAD_FEC_RX_DV = 122,
+ MX25_PAD_FEC_TX_CLK = 123,
+ MX25_PAD_RTCK = 124,
+ MX25_PAD_DE_B = 125,
+ MX25_PAD_GPIO_A = 126,
+ MX25_PAD_GPIO_B = 127,
+ MX25_PAD_GPIO_C = 128,
+ MX25_PAD_GPIO_D = 129,
+ MX25_PAD_GPIO_E = 130,
+ MX25_PAD_GPIO_F = 131,
+ MX25_PAD_EXT_ARMCLK = 132,
+ MX25_PAD_UPLL_BYPCLK = 133,
+ MX25_PAD_VSTBY_REQ = 134,
+ MX25_PAD_VSTBY_ACK = 135,
+ MX25_PAD_POWER_FAIL = 136,
+ MX25_PAD_CLKO = 137,
+ MX25_PAD_BOOT_MODE0 = 138,
+ MX25_PAD_BOOT_MODE1 = 139,
+};
+
+/* Pad names for the pinmux subsystem */
+static const struct pinctrl_pin_desc imx25_pinctrl_pads[] = {
+ IMX_PINCTRL_PIN(MX25_PAD_RESERVE0),
+ IMX_PINCTRL_PIN(MX25_PAD_RESERVE1),
+ IMX_PINCTRL_PIN(MX25_PAD_A10),
+ IMX_PINCTRL_PIN(MX25_PAD_A13),
+ IMX_PINCTRL_PIN(MX25_PAD_A14),
+ IMX_PINCTRL_PIN(MX25_PAD_A15),
+ IMX_PINCTRL_PIN(MX25_PAD_A16),
+ IMX_PINCTRL_PIN(MX25_PAD_A17),
+ IMX_PINCTRL_PIN(MX25_PAD_A18),
+ IMX_PINCTRL_PIN(MX25_PAD_A19),
+ IMX_PINCTRL_PIN(MX25_PAD_A20),
+ IMX_PINCTRL_PIN(MX25_PAD_A21),
+ IMX_PINCTRL_PIN(MX25_PAD_A22),
+ IMX_PINCTRL_PIN(MX25_PAD_A23),
+ IMX_PINCTRL_PIN(MX25_PAD_A24),
+ IMX_PINCTRL_PIN(MX25_PAD_A25),
+ IMX_PINCTRL_PIN(MX25_PAD_EB0),
+ IMX_PINCTRL_PIN(MX25_PAD_EB1),
+ IMX_PINCTRL_PIN(MX25_PAD_OE),
+ IMX_PINCTRL_PIN(MX25_PAD_CS0),
+ IMX_PINCTRL_PIN(MX25_PAD_CS1),
+ IMX_PINCTRL_PIN(MX25_PAD_CS4),
+ IMX_PINCTRL_PIN(MX25_PAD_CS5),
+ IMX_PINCTRL_PIN(MX25_PAD_NF_CE0),
+ IMX_PINCTRL_PIN(MX25_PAD_ECB),
+ IMX_PINCTRL_PIN(MX25_PAD_LBA),
+ IMX_PINCTRL_PIN(MX25_PAD_BCLK),
+ IMX_PINCTRL_PIN(MX25_PAD_RW),
+ IMX_PINCTRL_PIN(MX25_PAD_NFWE_B),
+ IMX_PINCTRL_PIN(MX25_PAD_NFRE_B),
+ IMX_PINCTRL_PIN(MX25_PAD_NFALE),
+ IMX_PINCTRL_PIN(MX25_PAD_NFCLE),
+ IMX_PINCTRL_PIN(MX25_PAD_NFWP_B),
+ IMX_PINCTRL_PIN(MX25_PAD_NFRB),
+ IMX_PINCTRL_PIN(MX25_PAD_D15),
+ IMX_PINCTRL_PIN(MX25_PAD_D14),
+ IMX_PINCTRL_PIN(MX25_PAD_D13),
+ IMX_PINCTRL_PIN(MX25_PAD_D12),
+ IMX_PINCTRL_PIN(MX25_PAD_D11),
+ IMX_PINCTRL_PIN(MX25_PAD_D10),
+ IMX_PINCTRL_PIN(MX25_PAD_D9),
+ IMX_PINCTRL_PIN(MX25_PAD_D8),
+ IMX_PINCTRL_PIN(MX25_PAD_D7),
+ IMX_PINCTRL_PIN(MX25_PAD_D6),
+ IMX_PINCTRL_PIN(MX25_PAD_D5),
+ IMX_PINCTRL_PIN(MX25_PAD_D4),
+ IMX_PINCTRL_PIN(MX25_PAD_D3),
+ IMX_PINCTRL_PIN(MX25_PAD_D2),
+ IMX_PINCTRL_PIN(MX25_PAD_D1),
+ IMX_PINCTRL_PIN(MX25_PAD_D0),
+ IMX_PINCTRL_PIN(MX25_PAD_LD0),
+ IMX_PINCTRL_PIN(MX25_PAD_LD1),
+ IMX_PINCTRL_PIN(MX25_PAD_LD2),
+ IMX_PINCTRL_PIN(MX25_PAD_LD3),
+ IMX_PINCTRL_PIN(MX25_PAD_LD4),
+ IMX_PINCTRL_PIN(MX25_PAD_LD5),
+ IMX_PINCTRL_PIN(MX25_PAD_LD6),
+ IMX_PINCTRL_PIN(MX25_PAD_LD7),
+ IMX_PINCTRL_PIN(MX25_PAD_LD8),
+ IMX_PINCTRL_PIN(MX25_PAD_LD9),
+ IMX_PINCTRL_PIN(MX25_PAD_LD10),
+ IMX_PINCTRL_PIN(MX25_PAD_LD11),
+ IMX_PINCTRL_PIN(MX25_PAD_LD12),
+ IMX_PINCTRL_PIN(MX25_PAD_LD13),
+ IMX_PINCTRL_PIN(MX25_PAD_LD14),
+ IMX_PINCTRL_PIN(MX25_PAD_LD15),
+ IMX_PINCTRL_PIN(MX25_PAD_HSYNC),
+ IMX_PINCTRL_PIN(MX25_PAD_VSYNC),
+ IMX_PINCTRL_PIN(MX25_PAD_LSCLK),
+ IMX_PINCTRL_PIN(MX25_PAD_OE_ACD),
+ IMX_PINCTRL_PIN(MX25_PAD_CONTRAST),
+ IMX_PINCTRL_PIN(MX25_PAD_PWM),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D2),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D3),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D4),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D5),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D6),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D7),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D8),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_D9),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_MCLK),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_VSYNC),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_HSYNC),
+ IMX_PINCTRL_PIN(MX25_PAD_CSI_PIXCLK),
+ IMX_PINCTRL_PIN(MX25_PAD_I2C1_CLK),
+ IMX_PINCTRL_PIN(MX25_PAD_I2C1_DAT),
+ IMX_PINCTRL_PIN(MX25_PAD_CSPI1_MOSI),
+ IMX_PINCTRL_PIN(MX25_PAD_CSPI1_MISO),
+ IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SS0),
+ IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SS1),
+ IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SCLK),
+ IMX_PINCTRL_PIN(MX25_PAD_CSPI1_RDY),
+ IMX_PINCTRL_PIN(MX25_PAD_UART1_RXD),
+ IMX_PINCTRL_PIN(MX25_PAD_UART1_TXD),
+ IMX_PINCTRL_PIN(MX25_PAD_UART1_RTS),
+ IMX_PINCTRL_PIN(MX25_PAD_UART1_CTS),
+ IMX_PINCTRL_PIN(MX25_PAD_UART2_RXD),
+ IMX_PINCTRL_PIN(MX25_PAD_UART2_TXD),
+ IMX_PINCTRL_PIN(MX25_PAD_UART2_RTS),
+ IMX_PINCTRL_PIN(MX25_PAD_UART2_CTS),
+ IMX_PINCTRL_PIN(MX25_PAD_SD1_CMD),
+ IMX_PINCTRL_PIN(MX25_PAD_SD1_CLK),
+ IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA0),
+ IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA1),
+ IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA2),
+ IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA3),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW0),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW1),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW2),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW3),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_COL0),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_COL1),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_COL2),
+ IMX_PINCTRL_PIN(MX25_PAD_KPP_COL3),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_MDC),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_MDIO),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_TDATA0),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_TDATA1),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_TX_EN),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_RDATA0),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_RDATA1),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_RX_DV),
+ IMX_PINCTRL_PIN(MX25_PAD_FEC_TX_CLK),
+ IMX_PINCTRL_PIN(MX25_PAD_RTCK),
+ IMX_PINCTRL_PIN(MX25_PAD_DE_B),
+ IMX_PINCTRL_PIN(MX25_PAD_GPIO_A),
+ IMX_PINCTRL_PIN(MX25_PAD_GPIO_B),
+ IMX_PINCTRL_PIN(MX25_PAD_GPIO_C),
+ IMX_PINCTRL_PIN(MX25_PAD_GPIO_D),
+ IMX_PINCTRL_PIN(MX25_PAD_GPIO_E),
+ IMX_PINCTRL_PIN(MX25_PAD_GPIO_F),
+ IMX_PINCTRL_PIN(MX25_PAD_EXT_ARMCLK),
+ IMX_PINCTRL_PIN(MX25_PAD_UPLL_BYPCLK),
+ IMX_PINCTRL_PIN(MX25_PAD_VSTBY_REQ),
+ IMX_PINCTRL_PIN(MX25_PAD_VSTBY_ACK),
+ IMX_PINCTRL_PIN(MX25_PAD_POWER_FAIL),
+ IMX_PINCTRL_PIN(MX25_PAD_CLKO),
+ IMX_PINCTRL_PIN(MX25_PAD_BOOT_MODE0),
+ IMX_PINCTRL_PIN(MX25_PAD_BOOT_MODE1),
+};
+
+static struct imx_pinctrl_soc_info imx25_pinctrl_info = {
+ .pins = imx25_pinctrl_pads,
+ .npins = ARRAY_SIZE(imx25_pinctrl_pads),
+};
+
+static struct of_device_id imx25_pinctrl_of_match[] = {
+ { .compatible = "fsl,imx25-iomuxc", },
+ { /* sentinel */ }
+};
+
+static int imx25_pinctrl_probe(struct platform_device *pdev)
+{
+ return imx_pinctrl_probe(pdev, &imx25_pinctrl_info);
+}
+
+static struct platform_driver imx25_pinctrl_driver = {
+ .driver = {
+ .name = "imx25-pinctrl",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(imx25_pinctrl_of_match),
+ },
+ .probe = imx25_pinctrl_probe,
+ .remove = imx_pinctrl_remove,
+};
+
+static int __init imx25_pinctrl_init(void)
+{
+ return platform_driver_register(&imx25_pinctrl_driver);
+}
+arch_initcall(imx25_pinctrl_init);
+
+static void __exit imx25_pinctrl_exit(void)
+{
+ platform_driver_unregister(&imx25_pinctrl_driver);
+}
+module_exit(imx25_pinctrl_exit);
+MODULE_AUTHOR("Denis Carikli <denis@eukrea.com>");
+MODULE_DESCRIPTION("Freescale IMX25 pinctrl driver");
+MODULE_LICENSE("GPL v2");