162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci 362306a36Sopenharmony_ci#include <linux/module.h> 462306a36Sopenharmony_ci#include <linux/platform_device.h> 562306a36Sopenharmony_ci#include <linux/of.h> 662306a36Sopenharmony_ci#include "pinctrl-mtmips.h" 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#define MT7621_GPIO_MODE_UART1 1 962306a36Sopenharmony_ci#define MT7621_GPIO_MODE_I2C 2 1062306a36Sopenharmony_ci#define MT7621_GPIO_MODE_UART3_MASK 0x3 1162306a36Sopenharmony_ci#define MT7621_GPIO_MODE_UART3_SHIFT 3 1262306a36Sopenharmony_ci#define MT7621_GPIO_MODE_UART3_GPIO 1 1362306a36Sopenharmony_ci#define MT7621_GPIO_MODE_UART2_MASK 0x3 1462306a36Sopenharmony_ci#define MT7621_GPIO_MODE_UART2_SHIFT 5 1562306a36Sopenharmony_ci#define MT7621_GPIO_MODE_UART2_GPIO 1 1662306a36Sopenharmony_ci#define MT7621_GPIO_MODE_JTAG 7 1762306a36Sopenharmony_ci#define MT7621_GPIO_MODE_WDT_MASK 0x3 1862306a36Sopenharmony_ci#define MT7621_GPIO_MODE_WDT_SHIFT 8 1962306a36Sopenharmony_ci#define MT7621_GPIO_MODE_WDT_GPIO 1 2062306a36Sopenharmony_ci#define MT7621_GPIO_MODE_PCIE_RST 0 2162306a36Sopenharmony_ci#define MT7621_GPIO_MODE_PCIE_REF 2 2262306a36Sopenharmony_ci#define MT7621_GPIO_MODE_PCIE_MASK 0x3 2362306a36Sopenharmony_ci#define MT7621_GPIO_MODE_PCIE_SHIFT 10 2462306a36Sopenharmony_ci#define MT7621_GPIO_MODE_PCIE_GPIO 1 2562306a36Sopenharmony_ci#define MT7621_GPIO_MODE_MDIO_MASK 0x3 2662306a36Sopenharmony_ci#define MT7621_GPIO_MODE_MDIO_SHIFT 12 2762306a36Sopenharmony_ci#define MT7621_GPIO_MODE_MDIO_GPIO 1 2862306a36Sopenharmony_ci#define MT7621_GPIO_MODE_RGMII1 14 2962306a36Sopenharmony_ci#define MT7621_GPIO_MODE_RGMII2 15 3062306a36Sopenharmony_ci#define MT7621_GPIO_MODE_SPI_MASK 0x3 3162306a36Sopenharmony_ci#define MT7621_GPIO_MODE_SPI_SHIFT 16 3262306a36Sopenharmony_ci#define MT7621_GPIO_MODE_SPI_GPIO 1 3362306a36Sopenharmony_ci#define MT7621_GPIO_MODE_SDHCI_MASK 0x3 3462306a36Sopenharmony_ci#define MT7621_GPIO_MODE_SDHCI_SHIFT 18 3562306a36Sopenharmony_ci#define MT7621_GPIO_MODE_SDHCI_GPIO 1 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_cistatic struct mtmips_pmx_func uart1_grp[] = { FUNC("uart1", 0, 1, 2) }; 3862306a36Sopenharmony_cistatic struct mtmips_pmx_func i2c_grp[] = { FUNC("i2c", 0, 3, 2) }; 3962306a36Sopenharmony_cistatic struct mtmips_pmx_func uart3_grp[] = { 4062306a36Sopenharmony_ci FUNC("uart3", 0, 5, 4), 4162306a36Sopenharmony_ci FUNC("i2s", 2, 5, 4), 4262306a36Sopenharmony_ci FUNC("spdif3", 3, 5, 4), 4362306a36Sopenharmony_ci}; 4462306a36Sopenharmony_cistatic struct mtmips_pmx_func uart2_grp[] = { 4562306a36Sopenharmony_ci FUNC("uart2", 0, 9, 4), 4662306a36Sopenharmony_ci FUNC("pcm", 2, 9, 4), 4762306a36Sopenharmony_ci FUNC("spdif2", 3, 9, 4), 4862306a36Sopenharmony_ci}; 4962306a36Sopenharmony_cistatic struct mtmips_pmx_func jtag_grp[] = { FUNC("jtag", 0, 13, 5) }; 5062306a36Sopenharmony_cistatic struct mtmips_pmx_func wdt_grp[] = { 5162306a36Sopenharmony_ci FUNC("wdt rst", 0, 18, 1), 5262306a36Sopenharmony_ci FUNC("wdt refclk", 2, 18, 1), 5362306a36Sopenharmony_ci}; 5462306a36Sopenharmony_cistatic struct mtmips_pmx_func pcie_rst_grp[] = { 5562306a36Sopenharmony_ci FUNC("pcie rst", MT7621_GPIO_MODE_PCIE_RST, 19, 1), 5662306a36Sopenharmony_ci FUNC("pcie refclk", MT7621_GPIO_MODE_PCIE_REF, 19, 1) 5762306a36Sopenharmony_ci}; 5862306a36Sopenharmony_cistatic struct mtmips_pmx_func mdio_grp[] = { FUNC("mdio", 0, 20, 2) }; 5962306a36Sopenharmony_cistatic struct mtmips_pmx_func rgmii2_grp[] = { FUNC("rgmii2", 0, 22, 12) }; 6062306a36Sopenharmony_cistatic struct mtmips_pmx_func spi_grp[] = { 6162306a36Sopenharmony_ci FUNC("spi", 0, 34, 7), 6262306a36Sopenharmony_ci FUNC("nand1", 2, 34, 7), 6362306a36Sopenharmony_ci}; 6462306a36Sopenharmony_cistatic struct mtmips_pmx_func sdhci_grp[] = { 6562306a36Sopenharmony_ci FUNC("sdhci", 0, 41, 8), 6662306a36Sopenharmony_ci FUNC("nand2", 2, 41, 8), 6762306a36Sopenharmony_ci}; 6862306a36Sopenharmony_cistatic struct mtmips_pmx_func rgmii1_grp[] = { FUNC("rgmii1", 0, 49, 12) }; 6962306a36Sopenharmony_ci 7062306a36Sopenharmony_cistatic struct mtmips_pmx_group mt7621_pinmux_data[] = { 7162306a36Sopenharmony_ci GRP("uart1", uart1_grp, 1, MT7621_GPIO_MODE_UART1), 7262306a36Sopenharmony_ci GRP("i2c", i2c_grp, 1, MT7621_GPIO_MODE_I2C), 7362306a36Sopenharmony_ci GRP_G("uart3", uart3_grp, MT7621_GPIO_MODE_UART3_MASK, 7462306a36Sopenharmony_ci MT7621_GPIO_MODE_UART3_GPIO, MT7621_GPIO_MODE_UART3_SHIFT), 7562306a36Sopenharmony_ci GRP_G("uart2", uart2_grp, MT7621_GPIO_MODE_UART2_MASK, 7662306a36Sopenharmony_ci MT7621_GPIO_MODE_UART2_GPIO, MT7621_GPIO_MODE_UART2_SHIFT), 7762306a36Sopenharmony_ci GRP("jtag", jtag_grp, 1, MT7621_GPIO_MODE_JTAG), 7862306a36Sopenharmony_ci GRP_G("wdt", wdt_grp, MT7621_GPIO_MODE_WDT_MASK, 7962306a36Sopenharmony_ci MT7621_GPIO_MODE_WDT_GPIO, MT7621_GPIO_MODE_WDT_SHIFT), 8062306a36Sopenharmony_ci GRP_G("pcie", pcie_rst_grp, MT7621_GPIO_MODE_PCIE_MASK, 8162306a36Sopenharmony_ci MT7621_GPIO_MODE_PCIE_GPIO, MT7621_GPIO_MODE_PCIE_SHIFT), 8262306a36Sopenharmony_ci GRP_G("mdio", mdio_grp, MT7621_GPIO_MODE_MDIO_MASK, 8362306a36Sopenharmony_ci MT7621_GPIO_MODE_MDIO_GPIO, MT7621_GPIO_MODE_MDIO_SHIFT), 8462306a36Sopenharmony_ci GRP("rgmii2", rgmii2_grp, 1, MT7621_GPIO_MODE_RGMII2), 8562306a36Sopenharmony_ci GRP_G("spi", spi_grp, MT7621_GPIO_MODE_SPI_MASK, 8662306a36Sopenharmony_ci MT7621_GPIO_MODE_SPI_GPIO, MT7621_GPIO_MODE_SPI_SHIFT), 8762306a36Sopenharmony_ci GRP_G("sdhci", sdhci_grp, MT7621_GPIO_MODE_SDHCI_MASK, 8862306a36Sopenharmony_ci MT7621_GPIO_MODE_SDHCI_GPIO, MT7621_GPIO_MODE_SDHCI_SHIFT), 8962306a36Sopenharmony_ci GRP("rgmii1", rgmii1_grp, 1, MT7621_GPIO_MODE_RGMII1), 9062306a36Sopenharmony_ci { 0 } 9162306a36Sopenharmony_ci}; 9262306a36Sopenharmony_ci 9362306a36Sopenharmony_cistatic int mt7621_pinctrl_probe(struct platform_device *pdev) 9462306a36Sopenharmony_ci{ 9562306a36Sopenharmony_ci return mtmips_pinctrl_init(pdev, mt7621_pinmux_data); 9662306a36Sopenharmony_ci} 9762306a36Sopenharmony_ci 9862306a36Sopenharmony_cistatic const struct of_device_id mt7621_pinctrl_match[] = { 9962306a36Sopenharmony_ci { .compatible = "ralink,mt7621-pinctrl" }, 10062306a36Sopenharmony_ci { .compatible = "ralink,rt2880-pinmux" }, 10162306a36Sopenharmony_ci {} 10262306a36Sopenharmony_ci}; 10362306a36Sopenharmony_ciMODULE_DEVICE_TABLE(of, mt7621_pinctrl_match); 10462306a36Sopenharmony_ci 10562306a36Sopenharmony_cistatic struct platform_driver mt7621_pinctrl_driver = { 10662306a36Sopenharmony_ci .probe = mt7621_pinctrl_probe, 10762306a36Sopenharmony_ci .driver = { 10862306a36Sopenharmony_ci .name = "mt7621-pinctrl", 10962306a36Sopenharmony_ci .of_match_table = mt7621_pinctrl_match, 11062306a36Sopenharmony_ci }, 11162306a36Sopenharmony_ci}; 11262306a36Sopenharmony_ci 11362306a36Sopenharmony_cistatic int __init mt7621_pinctrl_init(void) 11462306a36Sopenharmony_ci{ 11562306a36Sopenharmony_ci return platform_driver_register(&mt7621_pinctrl_driver); 11662306a36Sopenharmony_ci} 11762306a36Sopenharmony_cicore_initcall_sync(mt7621_pinctrl_init); 118