From e98dd3db96f710b5545f313c9f364a306bb35c86 Mon Sep 17 00:00:00 2001 From: Sergio Paracuellos Date: Fri, 4 Jun 2021 13:51:55 +0200 Subject: [PATCH] pinctrl: ralink: move MT7621 SoC pinmux config into a new 'pinctrl-mt7621.c' file Move all related code for SoC MT7621 into a new driver located in 'pinctrl-mt7621.c' source file. Signed-off-by: Sergio Paracuellos Link: https://lore.kernel.org/r/20210604115159.8834-3-sergio.paracuellos@gmail.com Signed-off-by: Linus Walleij --- arch/mips/ralink/mt7621.c | 88 ------------------------ drivers/pinctrl/ralink/Kconfig | 5 ++ drivers/pinctrl/ralink/Makefile | 2 + drivers/pinctrl/ralink/pinctrl-mt7621.c | 116 ++++++++++++++++++++++++++++++++ 4 files changed, 123 insertions(+), 88 deletions(-) create mode 100644 drivers/pinctrl/ralink/pinctrl-mt7621.c diff --git a/arch/mips/ralink/mt7621.c b/arch/mips/ralink/mt7621.c index f82ad2a..bd71f5b 100644 --- a/arch/mips/ralink/mt7621.c +++ b/arch/mips/ralink/mt7621.c @@ -18,97 +18,10 @@ #include #include -#include - #include "common.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 void *detect_magic __initdata = detect_memory_region; -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 } -}; - phys_addr_t mips_cpc_default_phys_base(void) { panic("Cannot detect cpc address"); @@ -219,7 +132,6 @@ void __init prom_soc_init(struct ralink_soc_info *soc_info) (rev & CHIP_REV_ECO_MASK)); soc_info->mem_detect = mt7621_memory_detect; - rt2880_pinmux_data = mt7621_pinmux_data; soc_dev_init(soc_info, rev); diff --git a/drivers/pinctrl/ralink/Kconfig b/drivers/pinctrl/ralink/Kconfig index 8c5f634..ef8990a 100644 --- a/drivers/pinctrl/ralink/Kconfig +++ b/drivers/pinctrl/ralink/Kconfig @@ -11,4 +11,9 @@ config PINCTRL_RT2880 select PINMUX select GENERIC_PINCONF +config PINCTRL_MT7621 + bool "mt7621 pinctrl driver for RALINK/Mediatek SOCs" + depends on RALINK && SOC_MT7621 + select PINCTRL_RT2880 + endmenu diff --git a/drivers/pinctrl/ralink/Makefile b/drivers/pinctrl/ralink/Makefile index 2425542..4708552 100644 --- a/drivers/pinctrl/ralink/Makefile +++ b/drivers/pinctrl/ralink/Makefile @@ -1,2 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_PINCTRL_RT2880) += pinctrl-rt2880.o + +obj-$(CONFIG_PINCTRL_MT7621) += pinctrl-mt7621.o diff --git a/drivers/pinctrl/ralink/pinctrl-mt7621.c b/drivers/pinctrl/ralink/pinctrl-mt7621.c new file mode 100644 index 0000000..7d96144 --- /dev/null +++ b/drivers/pinctrl/ralink/pinctrl-mt7621.c @@ -0,0 +1,116 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include +#include +#include +#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); -- 2.7.4