[PATCH] pinctrl: Add i.MX1 pincontrol driver
From: Alexander Shiyan
Date: Fri May 09 2014 - 12:16:51 EST
This patch adds pincontrol driver for Freescale i.MX1 SOCs.
Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
---
drivers/pinctrl/Kconfig | 7 ++
drivers/pinctrl/Makefile | 1 +
drivers/pinctrl/pinctrl-imx1.c | 279 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 287 insertions(+)
create mode 100644 drivers/pinctrl/pinctrl-imx1.c
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 934fd89..4a8613a 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -130,6 +130,13 @@ config PINCTRL_IMX1_CORE
select PINMUX
select PINCONF
+config PINCTRL_IMX1
+ bool "IMX1 pinctrl driver"
+ depends on SOC_IMX1
+ select PINCTRL_IMX1_CORE
+ help
+ Say Y here to enable the imx1 pinctrl driver
+
config PINCTRL_IMX27
bool "IMX27 pinctrl driver"
depends on SOC_IMX27
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index 68bb399..0a2f725 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -24,6 +24,7 @@ obj-$(CONFIG_PINCTRL_BAYTRAIL) += pinctrl-baytrail.o
obj-$(CONFIG_PINCTRL_BCM281XX) += pinctrl-bcm281xx.o
obj-$(CONFIG_PINCTRL_IMX) += pinctrl-imx.o
obj-$(CONFIG_PINCTRL_IMX1_CORE) += pinctrl-imx1-core.o
+obj-$(CONFIG_PINCTRL_IMX1) += pinctrl-imx1.o
obj-$(CONFIG_PINCTRL_IMX27) += pinctrl-imx27.o
obj-$(CONFIG_PINCTRL_IMX35) += pinctrl-imx35.o
obj-$(CONFIG_PINCTRL_IMX50) += pinctrl-imx50.o
diff --git a/drivers/pinctrl/pinctrl-imx1.c b/drivers/pinctrl/pinctrl-imx1.c
new file mode 100644
index 0000000..533a6e5
--- /dev/null
+++ b/drivers/pinctrl/pinctrl-imx1.c
@@ -0,0 +1,279 @@
+/*
+ * i.MX1 pinctrl driver based on imx pinmux core
+ *
+ * Copyright (C) 2014 Alexander Shiyan <shc_work@xxxxxxx>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pinctrl/pinctrl.h>
+
+#include "pinctrl-imx1.h"
+
+#define PAD_ID(port, pin) ((port) * 32 + (pin))
+#define PA 0
+#define PB 1
+#define PC 2
+#define PD 3
+
+enum imx1_pads {
+ MX1_PAD_A24 = PAD_ID(PA, 0),
+ MX1_PAD_TIN = PAD_ID(PA, 1),
+ MX1_PAD_PWMO = PAD_ID(PA, 2),
+ MX1_PAD_CSI_MCLK = PAD_ID(PA, 3),
+ MX1_PAD_CSI_D0 = PAD_ID(PA, 4),
+ MX1_PAD_CSI_D1 = PAD_ID(PA, 5),
+ MX1_PAD_CSI_D2 = PAD_ID(PA, 6),
+ MX1_PAD_CSI_D3 = PAD_ID(PA, 7),
+ MX1_PAD_CSI_D4 = PAD_ID(PA, 8),
+ MX1_PAD_CSI_D5 = PAD_ID(PA, 9),
+ MX1_PAD_CSI_D6 = PAD_ID(PA, 10),
+ MX1_PAD_CSI_D7 = PAD_ID(PA, 11),
+ MX1_PAD_CSI_VSYNC = PAD_ID(PA, 12),
+ MX1_PAD_CSI_HSYNC = PAD_ID(PA, 13),
+ MX1_PAD_CSI_PIXCLK = PAD_ID(PA, 14),
+ MX1_PAD_I2C_SDA = PAD_ID(PA, 15),
+ MX1_PAD_I2C_SCL = PAD_ID(PA, 16),
+ MX1_PAD_DTACK = PAD_ID(PA, 17),
+ MX1_PAD_BCLK = PAD_ID(PA, 18),
+ MX1_PAD_LBA = PAD_ID(PA, 19),
+ MX1_PAD_ECB = PAD_ID(PA, 20),
+ MX1_PAD_A0 = PAD_ID(PA, 21),
+ MX1_PAD_CS4 = PAD_ID(PA, 22),
+ MX1_PAD_CS5 = PAD_ID(PA, 23),
+ MX1_PAD_A16 = PAD_ID(PA, 24),
+ MX1_PAD_A17 = PAD_ID(PA, 25),
+ MX1_PAD_A18 = PAD_ID(PA, 26),
+ MX1_PAD_A19 = PAD_ID(PA, 27),
+ MX1_PAD_A20 = PAD_ID(PA, 28),
+ MX1_PAD_A21 = PAD_ID(PA, 29),
+ MX1_PAD_A22 = PAD_ID(PA, 30),
+ MX1_PAD_A23 = PAD_ID(PA, 31),
+ MX1_PAD_SD_DAT0 = PAD_ID(PB, 8),
+ MX1_PAD_SD_DAT1 = PAD_ID(PB, 9),
+ MX1_PAD_SD_DAT2 = PAD_ID(PB, 10),
+ MX1_PAD_SD_DAT3 = PAD_ID(PB, 11),
+ MX1_PAD_SD_SCLK = PAD_ID(PB, 12),
+ MX1_PAD_SD_CMD = PAD_ID(PB, 13),
+ MX1_PAD_SIM_SVEN = PAD_ID(PB, 14),
+ MX1_PAD_SIM_PD = PAD_ID(PB, 15),
+ MX1_PAD_SIM_TX = PAD_ID(PB, 16),
+ MX1_PAD_SIM_RX = PAD_ID(PB, 17),
+ MX1_PAD_SIM_RST = PAD_ID(PB, 18),
+ MX1_PAD_SIM_CLK = PAD_ID(PB, 19),
+ MX1_PAD_USBD_AFE = PAD_ID(PB, 20),
+ MX1_PAD_USBD_OE = PAD_ID(PB, 21),
+ MX1_PAD_USBD_RCV = PAD_ID(PB, 22),
+ MX1_PAD_USBD_SUSPND = PAD_ID(PB, 23),
+ MX1_PAD_USBD_VP = PAD_ID(PB, 24),
+ MX1_PAD_USBD_VM = PAD_ID(PB, 25),
+ MX1_PAD_USBD_VPO = PAD_ID(PB, 26),
+ MX1_PAD_USBD_VMO = PAD_ID(PB, 27),
+ MX1_PAD_UART2_CTS = PAD_ID(PB, 28),
+ MX1_PAD_UART2_RTS = PAD_ID(PB, 29),
+ MX1_PAD_UART2_TXD = PAD_ID(PB, 30),
+ MX1_PAD_UART2_RXD = PAD_ID(PB, 31),
+ MX1_PAD_SSI_RXFS = PAD_ID(PC, 3),
+ MX1_PAD_SSI_RXCLK = PAD_ID(PC, 4),
+ MX1_PAD_SSI_RXDAT = PAD_ID(PC, 5),
+ MX1_PAD_SSI_TXDAT = PAD_ID(PC, 6),
+ MX1_PAD_SSI_TXFS = PAD_ID(PC, 7),
+ MX1_PAD_SSI_TXCLK = PAD_ID(PC, 8),
+ MX1_PAD_UART1_CTS = PAD_ID(PC, 9),
+ MX1_PAD_UART1_RTS = PAD_ID(PC, 10),
+ MX1_PAD_UART1_TXD = PAD_ID(PC, 11),
+ MX1_PAD_UART1_RXD = PAD_ID(PC, 12),
+ MX1_PAD_SPI1_RDY = PAD_ID(PC, 13),
+ MX1_PAD_SPI1_SCLK = PAD_ID(PC, 14),
+ MX1_PAD_SPI1_SS = PAD_ID(PC, 15),
+ MX1_PAD_SPI1_MISO = PAD_ID(PC, 16),
+ MX1_PAD_SPI1_MOSI = PAD_ID(PC, 17),
+ MX1_PAD_BT13 = PAD_ID(PC, 19),
+ MX1_PAD_BT12 = PAD_ID(PC, 20),
+ MX1_PAD_BT11 = PAD_ID(PC, 21),
+ MX1_PAD_BT10 = PAD_ID(PC, 22),
+ MX1_PAD_BT9 = PAD_ID(PC, 23),
+ MX1_PAD_BT8 = PAD_ID(PC, 24),
+ MX1_PAD_BT7 = PAD_ID(PC, 25),
+ MX1_PAD_BT6 = PAD_ID(PC, 26),
+ MX1_PAD_BT5 = PAD_ID(PC, 27),
+ MX1_PAD_BT4 = PAD_ID(PC, 28),
+ MX1_PAD_BT3 = PAD_ID(PC, 29),
+ MX1_PAD_BT2 = PAD_ID(PC, 30),
+ MX1_PAD_BT1 = PAD_ID(PC, 31),
+ MX1_PAD_LSCLK = PAD_ID(PD, 6),
+ MX1_PAD_REV = PAD_ID(PD, 7),
+ MX1_PAD_CLS = PAD_ID(PD, 8),
+ MX1_PAD_PS = PAD_ID(PD, 9),
+ MX1_PAD_SPL_SPR = PAD_ID(PD, 10),
+ MX1_PAD_CONTRAST = PAD_ID(PD, 11),
+ MX1_PAD_ACD_OE = PAD_ID(PD, 12),
+ MX1_PAD_LP_HSYNC = PAD_ID(PD, 13),
+ MX1_PAD_FLM_VSYNC = PAD_ID(PD, 14),
+ MX1_PAD_LD0 = PAD_ID(PD, 15),
+ MX1_PAD_LD1 = PAD_ID(PD, 16),
+ MX1_PAD_LD2 = PAD_ID(PD, 17),
+ MX1_PAD_LD3 = PAD_ID(PD, 18),
+ MX1_PAD_LD4 = PAD_ID(PD, 19),
+ MX1_PAD_LD5 = PAD_ID(PD, 20),
+ MX1_PAD_LD6 = PAD_ID(PD, 21),
+ MX1_PAD_LD7 = PAD_ID(PD, 22),
+ MX1_PAD_LD8 = PAD_ID(PD, 23),
+ MX1_PAD_LD9 = PAD_ID(PD, 24),
+ MX1_PAD_LD10 = PAD_ID(PD, 25),
+ MX1_PAD_LD11 = PAD_ID(PD, 26),
+ MX1_PAD_LD12 = PAD_ID(PD, 27),
+ MX1_PAD_LD13 = PAD_ID(PD, 28),
+ MX1_PAD_LD14 = PAD_ID(PD, 29),
+ MX1_PAD_LD15 = PAD_ID(PD, 30),
+ MX1_PAD_TMR2OUT = PAD_ID(PD, 31),
+};
+
+/* Pad names for the pinmux subsystem */
+static const struct pinctrl_pin_desc imx1_pinctrl_pads[] = {
+ IMX_PINCTRL_PIN(MX1_PAD_A24),
+ IMX_PINCTRL_PIN(MX1_PAD_TIN),
+ IMX_PINCTRL_PIN(MX1_PAD_PWMO),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_MCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D0),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D1),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D2),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D3),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D4),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D5),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D6),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_D7),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_VSYNC),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_HSYNC),
+ IMX_PINCTRL_PIN(MX1_PAD_CSI_PIXCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_I2C_SDA),
+ IMX_PINCTRL_PIN(MX1_PAD_I2C_SCL),
+ IMX_PINCTRL_PIN(MX1_PAD_DTACK),
+ IMX_PINCTRL_PIN(MX1_PAD_BCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_LBA),
+ IMX_PINCTRL_PIN(MX1_PAD_ECB),
+ IMX_PINCTRL_PIN(MX1_PAD_A0),
+ IMX_PINCTRL_PIN(MX1_PAD_CS4),
+ IMX_PINCTRL_PIN(MX1_PAD_CS5),
+ IMX_PINCTRL_PIN(MX1_PAD_A16),
+ IMX_PINCTRL_PIN(MX1_PAD_A17),
+ IMX_PINCTRL_PIN(MX1_PAD_A18),
+ IMX_PINCTRL_PIN(MX1_PAD_A19),
+ IMX_PINCTRL_PIN(MX1_PAD_A20),
+ IMX_PINCTRL_PIN(MX1_PAD_A21),
+ IMX_PINCTRL_PIN(MX1_PAD_A22),
+ IMX_PINCTRL_PIN(MX1_PAD_A23),
+ IMX_PINCTRL_PIN(MX1_PAD_SD_DAT0),
+ IMX_PINCTRL_PIN(MX1_PAD_SD_DAT1),
+ IMX_PINCTRL_PIN(MX1_PAD_SD_DAT2),
+ IMX_PINCTRL_PIN(MX1_PAD_SD_DAT3),
+ IMX_PINCTRL_PIN(MX1_PAD_SD_SCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_SD_CMD),
+ IMX_PINCTRL_PIN(MX1_PAD_SIM_SVEN),
+ IMX_PINCTRL_PIN(MX1_PAD_SIM_PD),
+ IMX_PINCTRL_PIN(MX1_PAD_SIM_TX),
+ IMX_PINCTRL_PIN(MX1_PAD_SIM_RX),
+ IMX_PINCTRL_PIN(MX1_PAD_SIM_CLK),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_AFE),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_OE),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_RCV),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_SUSPND),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_VP),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_VM),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_VPO),
+ IMX_PINCTRL_PIN(MX1_PAD_USBD_VMO),
+ IMX_PINCTRL_PIN(MX1_PAD_UART2_CTS),
+ IMX_PINCTRL_PIN(MX1_PAD_UART2_RTS),
+ IMX_PINCTRL_PIN(MX1_PAD_UART2_TXD),
+ IMX_PINCTRL_PIN(MX1_PAD_UART2_RXD),
+ IMX_PINCTRL_PIN(MX1_PAD_SSI_RXFS),
+ IMX_PINCTRL_PIN(MX1_PAD_SSI_RXCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_SSI_RXDAT),
+ IMX_PINCTRL_PIN(MX1_PAD_SSI_TXDAT),
+ IMX_PINCTRL_PIN(MX1_PAD_SSI_TXFS),
+ IMX_PINCTRL_PIN(MX1_PAD_SSI_TXCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_UART1_CTS),
+ IMX_PINCTRL_PIN(MX1_PAD_UART1_RTS),
+ IMX_PINCTRL_PIN(MX1_PAD_UART1_TXD),
+ IMX_PINCTRL_PIN(MX1_PAD_UART1_RXD),
+ IMX_PINCTRL_PIN(MX1_PAD_SPI1_RDY),
+ IMX_PINCTRL_PIN(MX1_PAD_SPI1_SCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_SPI1_SS),
+ IMX_PINCTRL_PIN(MX1_PAD_SPI1_MISO),
+ IMX_PINCTRL_PIN(MX1_PAD_SPI1_MOSI),
+ IMX_PINCTRL_PIN(MX1_PAD_BT13),
+ IMX_PINCTRL_PIN(MX1_PAD_BT12),
+ IMX_PINCTRL_PIN(MX1_PAD_BT11),
+ IMX_PINCTRL_PIN(MX1_PAD_BT10),
+ IMX_PINCTRL_PIN(MX1_PAD_BT9),
+ IMX_PINCTRL_PIN(MX1_PAD_BT8),
+ IMX_PINCTRL_PIN(MX1_PAD_BT7),
+ IMX_PINCTRL_PIN(MX1_PAD_BT6),
+ IMX_PINCTRL_PIN(MX1_PAD_BT5),
+ IMX_PINCTRL_PIN(MX1_PAD_BT4),
+ IMX_PINCTRL_PIN(MX1_PAD_BT3),
+ IMX_PINCTRL_PIN(MX1_PAD_BT2),
+ IMX_PINCTRL_PIN(MX1_PAD_BT1),
+ IMX_PINCTRL_PIN(MX1_PAD_LSCLK),
+ IMX_PINCTRL_PIN(MX1_PAD_REV),
+ IMX_PINCTRL_PIN(MX1_PAD_CLS),
+ IMX_PINCTRL_PIN(MX1_PAD_PS),
+ IMX_PINCTRL_PIN(MX1_PAD_SPL_SPR),
+ IMX_PINCTRL_PIN(MX1_PAD_CONTRAST),
+ IMX_PINCTRL_PIN(MX1_PAD_ACD_OE),
+ IMX_PINCTRL_PIN(MX1_PAD_LP_HSYNC),
+ IMX_PINCTRL_PIN(MX1_PAD_FLM_VSYNC),
+ IMX_PINCTRL_PIN(MX1_PAD_LD0),
+ IMX_PINCTRL_PIN(MX1_PAD_LD1),
+ IMX_PINCTRL_PIN(MX1_PAD_LD2),
+ IMX_PINCTRL_PIN(MX1_PAD_LD3),
+ IMX_PINCTRL_PIN(MX1_PAD_LD4),
+ IMX_PINCTRL_PIN(MX1_PAD_LD5),
+ IMX_PINCTRL_PIN(MX1_PAD_LD6),
+ IMX_PINCTRL_PIN(MX1_PAD_LD7),
+ IMX_PINCTRL_PIN(MX1_PAD_LD8),
+ IMX_PINCTRL_PIN(MX1_PAD_LD9),
+ IMX_PINCTRL_PIN(MX1_PAD_LD10),
+ IMX_PINCTRL_PIN(MX1_PAD_LD11),
+ IMX_PINCTRL_PIN(MX1_PAD_LD12),
+ IMX_PINCTRL_PIN(MX1_PAD_LD13),
+ IMX_PINCTRL_PIN(MX1_PAD_LD14),
+ IMX_PINCTRL_PIN(MX1_PAD_LD15),
+ IMX_PINCTRL_PIN(MX1_PAD_TMR2OUT),
+};
+
+static struct imx1_pinctrl_soc_info imx1_pinctrl_info = {
+ .pins = imx1_pinctrl_pads,
+ .npins = ARRAY_SIZE(imx1_pinctrl_pads),
+};
+
+static int __init imx1_pinctrl_probe(struct platform_device *pdev)
+{
+ return imx1_pinctrl_core_probe(pdev, &imx1_pinctrl_info);
+}
+
+static const struct of_device_id imx1_pinctrl_of_match[] = {
+ { .compatible = "fsl,imx1-iomuxc", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, imx1_pinctrl_of_match);
+
+static struct platform_driver imx1_pinctrl_driver = {
+ .driver = {
+ .name = "imx1-pinctrl",
+ .owner = THIS_MODULE,
+ .of_match_table = imx1_pinctrl_of_match,
+ },
+ .remove = imx1_pinctrl_core_remove,
+};
+module_platform_driver_probe(imx1_pinctrl_driver, imx1_pinctrl_probe);
+
+MODULE_AUTHOR("Alexander Shiyan <shc_work@xxxxxxx>");
+MODULE_DESCRIPTION("Freescale i.MX1 pinctrl driver");
+MODULE_LICENSE("GPL");
--
1.8.3.2
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