mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
116 lines
4.0 KiB
116 lines
4.0 KiB
// SPDX-License-Identifier: GPL-2.0-only |
|
|
|
#include <linux/module.h> |
|
#include <linux/platform_device.h> |
|
#include <linux/of.h> |
|
#include "pinmux.h" |
|
|
|
#define MT7621_GPIO_MODE_UART1 1 |
|
#define MT7621_GPIO_MODE_I2C 2 |
|
#define MT7621_GPIO_MODE_UART3_MASK 0x3 |
|
#define MT7621_GPIO_MODE_UART3_SHIFT 3 |
|
#define MT7621_GPIO_MODE_UART3_GPIO 1 |
|
#define MT7621_GPIO_MODE_UART2_MASK 0x3 |
|
#define MT7621_GPIO_MODE_UART2_SHIFT 5 |
|
#define MT7621_GPIO_MODE_UART2_GPIO 1 |
|
#define MT7621_GPIO_MODE_JTAG 7 |
|
#define MT7621_GPIO_MODE_WDT_MASK 0x3 |
|
#define MT7621_GPIO_MODE_WDT_SHIFT 8 |
|
#define MT7621_GPIO_MODE_WDT_GPIO 1 |
|
#define MT7621_GPIO_MODE_PCIE_RST 0 |
|
#define MT7621_GPIO_MODE_PCIE_REF 2 |
|
#define MT7621_GPIO_MODE_PCIE_MASK 0x3 |
|
#define MT7621_GPIO_MODE_PCIE_SHIFT 10 |
|
#define MT7621_GPIO_MODE_PCIE_GPIO 1 |
|
#define MT7621_GPIO_MODE_MDIO_MASK 0x3 |
|
#define MT7621_GPIO_MODE_MDIO_SHIFT 12 |
|
#define MT7621_GPIO_MODE_MDIO_GPIO 1 |
|
#define MT7621_GPIO_MODE_RGMII1 14 |
|
#define MT7621_GPIO_MODE_RGMII2 15 |
|
#define MT7621_GPIO_MODE_SPI_MASK 0x3 |
|
#define MT7621_GPIO_MODE_SPI_SHIFT 16 |
|
#define MT7621_GPIO_MODE_SPI_GPIO 1 |
|
#define MT7621_GPIO_MODE_SDHCI_MASK 0x3 |
|
#define MT7621_GPIO_MODE_SDHCI_SHIFT 18 |
|
#define MT7621_GPIO_MODE_SDHCI_GPIO 1 |
|
|
|
static struct rt2880_pmx_func uart1_grp[] = { FUNC("uart1", 0, 1, 2) }; |
|
static struct rt2880_pmx_func i2c_grp[] = { FUNC("i2c", 0, 3, 2) }; |
|
static struct rt2880_pmx_func uart3_grp[] = { |
|
FUNC("uart3", 0, 5, 4), |
|
FUNC("i2s", 2, 5, 4), |
|
FUNC("spdif3", 3, 5, 4), |
|
}; |
|
static struct rt2880_pmx_func uart2_grp[] = { |
|
FUNC("uart2", 0, 9, 4), |
|
FUNC("pcm", 2, 9, 4), |
|
FUNC("spdif2", 3, 9, 4), |
|
}; |
|
static struct rt2880_pmx_func jtag_grp[] = { FUNC("jtag", 0, 13, 5) }; |
|
static struct rt2880_pmx_func wdt_grp[] = { |
|
FUNC("wdt rst", 0, 18, 1), |
|
FUNC("wdt refclk", 2, 18, 1), |
|
}; |
|
static struct rt2880_pmx_func pcie_rst_grp[] = { |
|
FUNC("pcie rst", MT7621_GPIO_MODE_PCIE_RST, 19, 1), |
|
FUNC("pcie refclk", MT7621_GPIO_MODE_PCIE_REF, 19, 1) |
|
}; |
|
static struct rt2880_pmx_func mdio_grp[] = { FUNC("mdio", 0, 20, 2) }; |
|
static struct rt2880_pmx_func rgmii2_grp[] = { FUNC("rgmii2", 0, 22, 12) }; |
|
static struct rt2880_pmx_func spi_grp[] = { |
|
FUNC("spi", 0, 34, 7), |
|
FUNC("nand1", 2, 34, 7), |
|
}; |
|
static struct rt2880_pmx_func sdhci_grp[] = { |
|
FUNC("sdhci", 0, 41, 8), |
|
FUNC("nand2", 2, 41, 8), |
|
}; |
|
static struct rt2880_pmx_func rgmii1_grp[] = { FUNC("rgmii1", 0, 49, 12) }; |
|
|
|
static struct rt2880_pmx_group mt7621_pinmux_data[] = { |
|
GRP("uart1", uart1_grp, 1, MT7621_GPIO_MODE_UART1), |
|
GRP("i2c", i2c_grp, 1, MT7621_GPIO_MODE_I2C), |
|
GRP_G("uart3", uart3_grp, MT7621_GPIO_MODE_UART3_MASK, |
|
MT7621_GPIO_MODE_UART3_GPIO, MT7621_GPIO_MODE_UART3_SHIFT), |
|
GRP_G("uart2", uart2_grp, MT7621_GPIO_MODE_UART2_MASK, |
|
MT7621_GPIO_MODE_UART2_GPIO, MT7621_GPIO_MODE_UART2_SHIFT), |
|
GRP("jtag", jtag_grp, 1, MT7621_GPIO_MODE_JTAG), |
|
GRP_G("wdt", wdt_grp, MT7621_GPIO_MODE_WDT_MASK, |
|
MT7621_GPIO_MODE_WDT_GPIO, MT7621_GPIO_MODE_WDT_SHIFT), |
|
GRP_G("pcie", pcie_rst_grp, MT7621_GPIO_MODE_PCIE_MASK, |
|
MT7621_GPIO_MODE_PCIE_GPIO, MT7621_GPIO_MODE_PCIE_SHIFT), |
|
GRP_G("mdio", mdio_grp, MT7621_GPIO_MODE_MDIO_MASK, |
|
MT7621_GPIO_MODE_MDIO_GPIO, MT7621_GPIO_MODE_MDIO_SHIFT), |
|
GRP("rgmii2", rgmii2_grp, 1, MT7621_GPIO_MODE_RGMII2), |
|
GRP_G("spi", spi_grp, MT7621_GPIO_MODE_SPI_MASK, |
|
MT7621_GPIO_MODE_SPI_GPIO, MT7621_GPIO_MODE_SPI_SHIFT), |
|
GRP_G("sdhci", sdhci_grp, MT7621_GPIO_MODE_SDHCI_MASK, |
|
MT7621_GPIO_MODE_SDHCI_GPIO, MT7621_GPIO_MODE_SDHCI_SHIFT), |
|
GRP("rgmii1", rgmii1_grp, 1, MT7621_GPIO_MODE_RGMII1), |
|
{ 0 } |
|
}; |
|
|
|
static int mt7621_pinmux_probe(struct platform_device *pdev) |
|
{ |
|
return rt2880_pinmux_init(pdev, mt7621_pinmux_data); |
|
} |
|
|
|
static const struct of_device_id mt7621_pinmux_match[] = { |
|
{ .compatible = "ralink,rt2880-pinmux" }, |
|
{} |
|
}; |
|
MODULE_DEVICE_TABLE(of, mt7621_pinmux_match); |
|
|
|
static struct platform_driver mt7621_pinmux_driver = { |
|
.probe = mt7621_pinmux_probe, |
|
.driver = { |
|
.name = "rt2880-pinmux", |
|
.of_match_table = mt7621_pinmux_match, |
|
}, |
|
}; |
|
|
|
static int __init mt7621_pinmux_init(void) |
|
{ |
|
return platform_driver_register(&mt7621_pinmux_driver); |
|
} |
|
core_initcall_sync(mt7621_pinmux_init);
|
|
|