Move all related code for SoC RT288X into a new driver located
in 'pinctrl-rt288x.c' source file.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
---
arch/mips/include/asm/mach-ralink/rt288x.h | 9 ----
arch/mips/ralink/rt288x.c | 21 --------
drivers/pinctrl/ralink/Kconfig | 5 ++
drivers/pinctrl/ralink/Makefile | 1 +
drivers/pinctrl/ralink/pinctrl-rt288x.c | 60 ++++++++++++++++++++++
5 files changed, 66 insertions(+), 30 deletions(-)
create mode 100644 drivers/pinctrl/ralink/pinctrl-rt288x.c
diff --git a/arch/mips/include/asm/mach-ralink/rt288x.h b/arch/mips/include/asm/mach-ralink/rt288x.h
index 5d10178f26af..5f213534f0f5 100644
--- a/arch/mips/include/asm/mach-ralink/rt288x.h
+++ b/arch/mips/include/asm/mach-ralink/rt288x.h
@@ -33,15 +33,6 @@
#define SYSTEM_CONFIG_CPUCLK_280 0x2
#define SYSTEM_CONFIG_CPUCLK_300 0x3
-#define RT2880_GPIO_MODE_I2C BIT(0)
-#define RT2880_GPIO_MODE_UART0 BIT(1)
-#define RT2880_GPIO_MODE_SPI BIT(2)
-#define RT2880_GPIO_MODE_UART1 BIT(3)
-#define RT2880_GPIO_MODE_JTAG BIT(4)
-#define RT2880_GPIO_MODE_MDIO BIT(5)
-#define RT2880_GPIO_MODE_SDRAM BIT(6)
-#define RT2880_GPIO_MODE_PCI BIT(7)
-
#define CLKCFG_SRAM_CS_N_WDT BIT(9)
#define RT2880_SDRAM_BASE 0x08000000
diff --git a/arch/mips/ralink/rt288x.c b/arch/mips/ralink/rt288x.c
index 34083c70ec68..493335db2fe1 100644
--- a/arch/mips/ralink/rt288x.c
+++ b/arch/mips/ralink/rt288x.c
@@ -14,29 +14,9 @@
#include <asm/mipsregs.h>
#include <asm/mach-ralink/ralink_regs.h>
#include <asm/mach-ralink/rt288x.h>
-#include <asm/mach-ralink/pinmux.h>
#include "common.h"
-static struct rt2880_pmx_func i2c_func[] = { FUNC("i2c", 0, 1, 2) };
-static struct rt2880_pmx_func spi_func[] = { FUNC("spi", 0, 3, 4) };
-static struct rt2880_pmx_func uartlite_func[] = { FUNC("uartlite", 0, 7, 8) };
-static struct rt2880_pmx_func jtag_func[] = { FUNC("jtag", 0, 17, 5) };
-static struct rt2880_pmx_func mdio_func[] = { FUNC("mdio", 0, 22, 2) };
-static struct rt2880_pmx_func sdram_func[] = { FUNC("sdram", 0, 24, 16) };
-static struct rt2880_pmx_func pci_func[] = { FUNC("pci", 0, 40, 32) };
-
-static struct rt2880_pmx_group rt2880_pinmux_data_act[] = {
- GRP("i2c", i2c_func, 1, RT2880_GPIO_MODE_I2C),
- GRP("spi", spi_func, 1, RT2880_GPIO_MODE_SPI),
- GRP("uartlite", uartlite_func, 1, RT2880_GPIO_MODE_UART0),
- GRP("jtag", jtag_func, 1, RT2880_GPIO_MODE_JTAG),
- GRP("mdio", mdio_func, 1, RT2880_GPIO_MODE_MDIO),
- GRP("sdram", sdram_func, 1, RT2880_GPIO_MODE_SDRAM),
- GRP("pci", pci_func, 1, RT2880_GPIO_MODE_PCI),
- { 0 }
-};
-
void __init ralink_clk_init(void)
{
unsigned long cpu_rate, wmac_rate = 40000000;
@@ -106,6 +86,5 @@ void __init prom_soc_init(struct ralink_soc_info *soc_info)
soc_info->mem_size_min = RT2880_MEM_SIZE_MIN;
soc_info->mem_size_max = RT2880_MEM_SIZE_MAX;
- rt2880_pinmux_data = rt2880_pinmux_data_act;
ralink_soc = RT2880_SOC;
}
diff --git a/drivers/pinctrl/ralink/Kconfig b/drivers/pinctrl/ralink/Kconfig
index 6edf0589cf0a..a76ee3deb8c3 100644
--- a/drivers/pinctrl/ralink/Kconfig
+++ b/drivers/pinctrl/ralink/Kconfig
@@ -21,6 +21,11 @@ config PINCTRL_MT7621
depends on RALINK && SOC_MT7621
select PINCTRL_RT2880
+config PINCTRL_RT288X
+ bool "RT288X pinctrl driver for RALINK/Mediatek SOCs"
+ depends on RALINK && SOC_RT288X
+ select PINCTRL_RT2880
+
config PINCTRL_RT305X
bool "RT305X pinctrl driver for RALINK/Mediatek SOCs"
depends on RALINK && SOC_RT305X
diff --git a/drivers/pinctrl/ralink/Makefile b/drivers/pinctrl/ralink/Makefile
index 9b99b20e51e6..a15610206ced 100644
--- a/drivers/pinctrl/ralink/Makefile
+++ b/drivers/pinctrl/ralink/Makefile
@@ -3,5 +3,6 @@ obj-$(CONFIG_PINCTRL_RT2880) += pinctrl-rt2880.o
obj-$(CONFIG_PINCTRL_MT7620) += pinctrl-mt7620.o
obj-$(CONFIG_PINCTRL_MT7621) += pinctrl-mt7621.o
+obj-$(CONFIG_PINCTRL_RT288X) += pinctrl-rt288x.o
obj-$(CONFIG_PINCTRL_RT305X) += pinctrl-rt305x.o
obj-$(CONFIG_PINCTRL_RT3883) += pinctrl-rt3883.o
diff --git a/drivers/pinctrl/ralink/pinctrl-rt288x.c b/drivers/pinctrl/ralink/pinctrl-rt288x.c
new file mode 100644
index 000000000000..0744aebbace5
--- /dev/null
+++ b/drivers/pinctrl/ralink/pinctrl-rt288x.c
@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <linux/bitops.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/of.h>
+#include "pinmux.h"
+
+#define RT2880_GPIO_MODE_I2C BIT(0)
+#define RT2880_GPIO_MODE_UART0 BIT(1)
+#define RT2880_GPIO_MODE_SPI BIT(2)
+#define RT2880_GPIO_MODE_UART1 BIT(3)
+#define RT2880_GPIO_MODE_JTAG BIT(4)
+#define RT2880_GPIO_MODE_MDIO BIT(5)
+#define RT2880_GPIO_MODE_SDRAM BIT(6)
+#define RT2880_GPIO_MODE_PCI BIT(7)
+
+static struct rt2880_pmx_func i2c_func[] = { FUNC("i2c", 0, 1, 2) };
+static struct rt2880_pmx_func spi_func[] = { FUNC("spi", 0, 3, 4) };
+static struct rt2880_pmx_func uartlite_func[] = { FUNC("uartlite", 0, 7, 8) };
+static struct rt2880_pmx_func jtag_func[] = { FUNC("jtag", 0, 17, 5) };
+static struct rt2880_pmx_func mdio_func[] = { FUNC("mdio", 0, 22, 2) };
+static struct rt2880_pmx_func sdram_func[] = { FUNC("sdram", 0, 24, 16) };
+static struct rt2880_pmx_func pci_func[] = { FUNC("pci", 0, 40, 32) };
+
+static struct rt2880_pmx_group rt2880_pinmux_data_act[] = {
+ GRP("i2c", i2c_func, 1, RT2880_GPIO_MODE_I2C),
+ GRP("spi", spi_func, 1, RT2880_GPIO_MODE_SPI),
+ GRP("uartlite", uartlite_func, 1, RT2880_GPIO_MODE_UART0),
+ GRP("jtag", jtag_func, 1, RT2880_GPIO_MODE_JTAG),
+ GRP("mdio", mdio_func, 1, RT2880_GPIO_MODE_MDIO),
+ GRP("sdram", sdram_func, 1, RT2880_GPIO_MODE_SDRAM),
+ GRP("pci", pci_func, 1, RT2880_GPIO_MODE_PCI),
+ { 0 }
+};
+
+static int rt288x_pinmux_probe(struct platform_device *pdev)
+{
+ return rt2880_pinmux_init(pdev, rt2880_pinmux_data_act);
+}
+
+static const struct of_device_id rt288x_pinmux_match[] = {
+ { .compatible = "ralink,rt2880-pinmux" },
+ {}
+};
+MODULE_DEVICE_TABLE(of, rt288x_pinmux_match);
+
+static struct platform_driver rt288x_pinmux_driver = {
+ .probe = rt288x_pinmux_probe,
+ .driver = {
+ .name = "rt2880-pinmux",
+ .of_match_table = rt288x_pinmux_match,
+ },
+};
+
+static int __init rt288x_pinmux_init(void)
+{
+ return platform_driver_register(&rt288x_pinmux_driver);
+}
+core_initcall_sync(rt288x_pinmux_init);
--
2.25.1
[PATCH 6/6] pinctrl: ralink: move RT288X SoC pinmux config into a new 'pinctrl-rt288x.c' file
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- Subject: [PATCH 6/6] pinctrl: ralink: move RT288X SoC pinmux config into a new 'pinctrl-rt288x.c' file
- From: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
- Date: Fri, 4 Jun 2021 13:51:59 +0200
- In-reply-to: <20210604115159.8834-1-sergio.paracuellos@gmail.com>
- References: <20210604115159.8834-1-sergio.paracuellos@gmail.com>
- References:
- [PATCH 0/6] pinctrl: ralink: move all pinmux arch stuff into driver code
- From: Sergio Paracuellos
- [PATCH 0/6] pinctrl: ralink: move all pinmux arch stuff into driver code
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