Move all related code for SoC MT7620 into a new driver located
in 'pinctrl-mt7620.c' source file.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
---
arch/mips/include/asm/mach-ralink/mt7620.h | 53 +-
arch/mips/ralink/mt7620.c | 320 ------------
drivers/pinctrl/ralink/Kconfig | 5 +
drivers/pinctrl/ralink/Makefile | 1 +
.../pinctrl/ralink/pinctrl-mt7620.c | 472 +++---------------
5 files changed, 85 insertions(+), 766 deletions(-)
copy arch/mips/ralink/mt7620.c => drivers/pinctrl/ralink/pinctrl-mt7620.c (51%)
diff --git a/arch/mips/include/asm/mach-ralink/mt7620.h b/arch/mips/include/asm/mach-ralink/mt7620.h
index 757ce53d00e6..d51dfad8f543 100644
--- a/arch/mips/include/asm/mach-ralink/mt7620.h
+++ b/arch/mips/include/asm/mach-ralink/mt7620.h
@@ -83,52 +83,13 @@
#define MT7620_DDR2_SIZE_MIN 32
#define MT7620_DDR2_SIZE_MAX 256
-#define MT7620_GPIO_MODE_UART0_SHIFT 2
-#define MT7620_GPIO_MODE_UART0_MASK 0x7
-#define MT7620_GPIO_MODE_UART0(x) ((x) << MT7620_GPIO_MODE_UART0_SHIFT)
-#define MT7620_GPIO_MODE_UARTF 0x0
-#define MT7620_GPIO_MODE_PCM_UARTF 0x1
-#define MT7620_GPIO_MODE_PCM_I2S 0x2
-#define MT7620_GPIO_MODE_I2S_UARTF 0x3
-#define MT7620_GPIO_MODE_PCM_GPIO 0x4
-#define MT7620_GPIO_MODE_GPIO_UARTF 0x5
-#define MT7620_GPIO_MODE_GPIO_I2S 0x6
-#define MT7620_GPIO_MODE_GPIO 0x7
-
-#define MT7620_GPIO_MODE_NAND 0
-#define MT7620_GPIO_MODE_SD 1
-#define MT7620_GPIO_MODE_ND_SD_GPIO 2
-#define MT7620_GPIO_MODE_ND_SD_MASK 0x3
-#define MT7620_GPIO_MODE_ND_SD_SHIFT 18
-
-#define MT7620_GPIO_MODE_PCIE_RST 0
-#define MT7620_GPIO_MODE_PCIE_REF 1
-#define MT7620_GPIO_MODE_PCIE_GPIO 2
-#define MT7620_GPIO_MODE_PCIE_MASK 0x3
-#define MT7620_GPIO_MODE_PCIE_SHIFT 16
-
-#define MT7620_GPIO_MODE_WDT_RST 0
-#define MT7620_GPIO_MODE_WDT_REF 1
-#define MT7620_GPIO_MODE_WDT_GPIO 2
-#define MT7620_GPIO_MODE_WDT_MASK 0x3
-#define MT7620_GPIO_MODE_WDT_SHIFT 21
-
-#define MT7620_GPIO_MODE_MDIO 0
-#define MT7620_GPIO_MODE_MDIO_REFCLK 1
-#define MT7620_GPIO_MODE_MDIO_GPIO 2
-#define MT7620_GPIO_MODE_MDIO_MASK 0x3
-#define MT7620_GPIO_MODE_MDIO_SHIFT 7
-
-#define MT7620_GPIO_MODE_I2C 0
-#define MT7620_GPIO_MODE_UART1 5
-#define MT7620_GPIO_MODE_RGMII1 9
-#define MT7620_GPIO_MODE_RGMII2 10
-#define MT7620_GPIO_MODE_SPI 11
-#define MT7620_GPIO_MODE_SPI_REF_CLK 12
-#define MT7620_GPIO_MODE_WLED 13
-#define MT7620_GPIO_MODE_JTAG 15
-#define MT7620_GPIO_MODE_EPHY 15
-#define MT7620_GPIO_MODE_PA 20
+extern enum ralink_soc_type ralink_soc;
+
+static inline int is_mt76x8(void)
+{
+ return ralink_soc == MT762X_SOC_MT7628AN ||
+ ralink_soc == MT762X_SOC_MT7688;
+}
static inline int mt7620_get_eco(void)
{
diff --git a/arch/mips/ralink/mt7620.c b/arch/mips/ralink/mt7620.c
index 53a5969e61af..ae1fa0391c88 100644
--- a/arch/mips/ralink/mt7620.c
+++ b/arch/mips/ralink/mt7620.c
@@ -15,7 +15,6 @@
#include <asm/mipsregs.h>
#include <asm/mach-ralink/ralink_regs.h>
#include <asm/mach-ralink/mt7620.h>
-#include <asm/mach-ralink/pinmux.h>
#include "common.h"
@@ -50,320 +49,6 @@
/* does the board have sdram or ddram */
static int dram_type;
-static struct rt2880_pmx_func i2c_grp[] = { FUNC("i2c", 0, 1, 2) };
-static struct rt2880_pmx_func spi_grp[] = { FUNC("spi", 0, 3, 4) };
-static struct rt2880_pmx_func uartlite_grp[] = { FUNC("uartlite", 0, 15, 2) };
-static struct rt2880_pmx_func mdio_grp[] = {
- FUNC("mdio", MT7620_GPIO_MODE_MDIO, 22, 2),
- FUNC("refclk", MT7620_GPIO_MODE_MDIO_REFCLK, 22, 2),
-};
-static struct rt2880_pmx_func rgmii1_grp[] = { FUNC("rgmii1", 0, 24, 12) };
-static struct rt2880_pmx_func refclk_grp[] = { FUNC("spi refclk", 0, 37, 3) };
-static struct rt2880_pmx_func ephy_grp[] = { FUNC("ephy", 0, 40, 5) };
-static struct rt2880_pmx_func rgmii2_grp[] = { FUNC("rgmii2", 0, 60, 12) };
-static struct rt2880_pmx_func wled_grp[] = { FUNC("wled", 0, 72, 1) };
-static struct rt2880_pmx_func pa_grp[] = { FUNC("pa", 0, 18, 4) };
-static struct rt2880_pmx_func uartf_grp[] = {
- FUNC("uartf", MT7620_GPIO_MODE_UARTF, 7, 8),
- FUNC("pcm uartf", MT7620_GPIO_MODE_PCM_UARTF, 7, 8),
- FUNC("pcm i2s", MT7620_GPIO_MODE_PCM_I2S, 7, 8),
- FUNC("i2s uartf", MT7620_GPIO_MODE_I2S_UARTF, 7, 8),
- FUNC("pcm gpio", MT7620_GPIO_MODE_PCM_GPIO, 11, 4),
- FUNC("gpio uartf", MT7620_GPIO_MODE_GPIO_UARTF, 7, 4),
- FUNC("gpio i2s", MT7620_GPIO_MODE_GPIO_I2S, 7, 4),
-};
-static struct rt2880_pmx_func wdt_grp[] = {
- FUNC("wdt rst", 0, 17, 1),
- FUNC("wdt refclk", 0, 17, 1),
- };
-static struct rt2880_pmx_func pcie_rst_grp[] = {
- FUNC("pcie rst", MT7620_GPIO_MODE_PCIE_RST, 36, 1),
- FUNC("pcie refclk", MT7620_GPIO_MODE_PCIE_REF, 36, 1)
-};
-static struct rt2880_pmx_func nd_sd_grp[] = {
- FUNC("nand", MT7620_GPIO_MODE_NAND, 45, 15),
- FUNC("sd", MT7620_GPIO_MODE_SD, 47, 13)
-};
-
-static struct rt2880_pmx_group mt7620a_pinmux_data[] = {
- GRP("i2c", i2c_grp, 1, MT7620_GPIO_MODE_I2C),
- GRP("uartf", uartf_grp, MT7620_GPIO_MODE_UART0_MASK,
- MT7620_GPIO_MODE_UART0_SHIFT),
- GRP("spi", spi_grp, 1, MT7620_GPIO_MODE_SPI),
- GRP("uartlite", uartlite_grp, 1, MT7620_GPIO_MODE_UART1),
- GRP_G("wdt", wdt_grp, MT7620_GPIO_MODE_WDT_MASK,
- MT7620_GPIO_MODE_WDT_GPIO, MT7620_GPIO_MODE_WDT_SHIFT),
- GRP_G("mdio", mdio_grp, MT7620_GPIO_MODE_MDIO_MASK,
- MT7620_GPIO_MODE_MDIO_GPIO, MT7620_GPIO_MODE_MDIO_SHIFT),
- GRP("rgmii1", rgmii1_grp, 1, MT7620_GPIO_MODE_RGMII1),
- GRP("spi refclk", refclk_grp, 1, MT7620_GPIO_MODE_SPI_REF_CLK),
- GRP_G("pcie", pcie_rst_grp, MT7620_GPIO_MODE_PCIE_MASK,
- MT7620_GPIO_MODE_PCIE_GPIO, MT7620_GPIO_MODE_PCIE_SHIFT),
- GRP_G("nd_sd", nd_sd_grp, MT7620_GPIO_MODE_ND_SD_MASK,
- MT7620_GPIO_MODE_ND_SD_GPIO, MT7620_GPIO_MODE_ND_SD_SHIFT),
- GRP("rgmii2", rgmii2_grp, 1, MT7620_GPIO_MODE_RGMII2),
- GRP("wled", wled_grp, 1, MT7620_GPIO_MODE_WLED),
- GRP("ephy", ephy_grp, 1, MT7620_GPIO_MODE_EPHY),
- GRP("pa", pa_grp, 1, MT7620_GPIO_MODE_PA),
- { 0 }
-};
-
-static struct rt2880_pmx_func pwm1_grp_mt7628[] = {
- FUNC("sdxc d6", 3, 19, 1),
- FUNC("utif", 2, 19, 1),
- FUNC("gpio", 1, 19, 1),
- FUNC("pwm1", 0, 19, 1),
-};
-
-static struct rt2880_pmx_func pwm0_grp_mt7628[] = {
- FUNC("sdxc d7", 3, 18, 1),
- FUNC("utif", 2, 18, 1),
- FUNC("gpio", 1, 18, 1),
- FUNC("pwm0", 0, 18, 1),
-};
-
-static struct rt2880_pmx_func uart2_grp_mt7628[] = {
- FUNC("sdxc d5 d4", 3, 20, 2),
- FUNC("pwm", 2, 20, 2),
- FUNC("gpio", 1, 20, 2),
- FUNC("uart2", 0, 20, 2),
-};
-
-static struct rt2880_pmx_func uart1_grp_mt7628[] = {
- FUNC("sw_r", 3, 45, 2),
- FUNC("pwm", 2, 45, 2),
- FUNC("gpio", 1, 45, 2),
- FUNC("uart1", 0, 45, 2),
-};
-
-static struct rt2880_pmx_func i2c_grp_mt7628[] = {
- FUNC("-", 3, 4, 2),
- FUNC("debug", 2, 4, 2),
- FUNC("gpio", 1, 4, 2),
- FUNC("i2c", 0, 4, 2),
-};
-
-static struct rt2880_pmx_func refclk_grp_mt7628[] = { FUNC("refclk", 0, 37, 1) };
-static struct rt2880_pmx_func perst_grp_mt7628[] = { FUNC("perst", 0, 36, 1) };
-static struct rt2880_pmx_func wdt_grp_mt7628[] = { FUNC("wdt", 0, 38, 1) };
-static struct rt2880_pmx_func spi_grp_mt7628[] = { FUNC("spi", 0, 7, 4) };
-
-static struct rt2880_pmx_func sd_mode_grp_mt7628[] = {
- FUNC("jtag", 3, 22, 8),
- FUNC("utif", 2, 22, 8),
- FUNC("gpio", 1, 22, 8),
- FUNC("sdxc", 0, 22, 8),
-};
-
-static struct rt2880_pmx_func uart0_grp_mt7628[] = {
- FUNC("-", 3, 12, 2),
- FUNC("-", 2, 12, 2),
- FUNC("gpio", 1, 12, 2),
- FUNC("uart0", 0, 12, 2),
-};
-
-static struct rt2880_pmx_func i2s_grp_mt7628[] = {
- FUNC("antenna", 3, 0, 4),
- FUNC("pcm", 2, 0, 4),
- FUNC("gpio", 1, 0, 4),
- FUNC("i2s", 0, 0, 4),
-};
-
-static struct rt2880_pmx_func spi_cs1_grp_mt7628[] = {
- FUNC("-", 3, 6, 1),
- FUNC("refclk", 2, 6, 1),
- FUNC("gpio", 1, 6, 1),
- FUNC("spi cs1", 0, 6, 1),
-};
-
-static struct rt2880_pmx_func spis_grp_mt7628[] = {
- FUNC("pwm_uart2", 3, 14, 4),
- FUNC("utif", 2, 14, 4),
- FUNC("gpio", 1, 14, 4),
- FUNC("spis", 0, 14, 4),
-};
-
-static struct rt2880_pmx_func gpio_grp_mt7628[] = {
- FUNC("pcie", 3, 11, 1),
- FUNC("refclk", 2, 11, 1),
- FUNC("gpio", 1, 11, 1),
- FUNC("gpio", 0, 11, 1),
-};
-
-static struct rt2880_pmx_func p4led_kn_grp_mt7628[] = {
- FUNC("jtag", 3, 30, 1),
- FUNC("utif", 2, 30, 1),
- FUNC("gpio", 1, 30, 1),
- FUNC("p4led_kn", 0, 30, 1),
-};
-
-static struct rt2880_pmx_func p3led_kn_grp_mt7628[] = {
- FUNC("jtag", 3, 31, 1),
- FUNC("utif", 2, 31, 1),
- FUNC("gpio", 1, 31, 1),
- FUNC("p3led_kn", 0, 31, 1),
-};
-
-static struct rt2880_pmx_func p2led_kn_grp_mt7628[] = {
- FUNC("jtag", 3, 32, 1),
- FUNC("utif", 2, 32, 1),
- FUNC("gpio", 1, 32, 1),
- FUNC("p2led_kn", 0, 32, 1),
-};
-
-static struct rt2880_pmx_func p1led_kn_grp_mt7628[] = {
- FUNC("jtag", 3, 33, 1),
- FUNC("utif", 2, 33, 1),
- FUNC("gpio", 1, 33, 1),
- FUNC("p1led_kn", 0, 33, 1),
-};
-
-static struct rt2880_pmx_func p0led_kn_grp_mt7628[] = {
- FUNC("jtag", 3, 34, 1),
- FUNC("rsvd", 2, 34, 1),
- FUNC("gpio", 1, 34, 1),
- FUNC("p0led_kn", 0, 34, 1),
-};
-
-static struct rt2880_pmx_func wled_kn_grp_mt7628[] = {
- FUNC("rsvd", 3, 35, 1),
- FUNC("rsvd", 2, 35, 1),
- FUNC("gpio", 1, 35, 1),
- FUNC("wled_kn", 0, 35, 1),
-};
-
-static struct rt2880_pmx_func p4led_an_grp_mt7628[] = {
- FUNC("jtag", 3, 39, 1),
- FUNC("utif", 2, 39, 1),
- FUNC("gpio", 1, 39, 1),
- FUNC("p4led_an", 0, 39, 1),
-};
-
-static struct rt2880_pmx_func p3led_an_grp_mt7628[] = {
- FUNC("jtag", 3, 40, 1),
- FUNC("utif", 2, 40, 1),
- FUNC("gpio", 1, 40, 1),
- FUNC("p3led_an", 0, 40, 1),
-};
-
-static struct rt2880_pmx_func p2led_an_grp_mt7628[] = {
- FUNC("jtag", 3, 41, 1),
- FUNC("utif", 2, 41, 1),
- FUNC("gpio", 1, 41, 1),
- FUNC("p2led_an", 0, 41, 1),
-};
-
-static struct rt2880_pmx_func p1led_an_grp_mt7628[] = {
- FUNC("jtag", 3, 42, 1),
- FUNC("utif", 2, 42, 1),
- FUNC("gpio", 1, 42, 1),
- FUNC("p1led_an", 0, 42, 1),
-};
-
-static struct rt2880_pmx_func p0led_an_grp_mt7628[] = {
- FUNC("jtag", 3, 43, 1),
- FUNC("rsvd", 2, 43, 1),
- FUNC("gpio", 1, 43, 1),
- FUNC("p0led_an", 0, 43, 1),
-};
-
-static struct rt2880_pmx_func wled_an_grp_mt7628[] = {
- FUNC("rsvd", 3, 44, 1),
- FUNC("rsvd", 2, 44, 1),
- FUNC("gpio", 1, 44, 1),
- FUNC("wled_an", 0, 44, 1),
-};
-
-#define MT7628_GPIO_MODE_MASK 0x3
-
-#define MT7628_GPIO_MODE_P4LED_KN 58
-#define MT7628_GPIO_MODE_P3LED_KN 56
-#define MT7628_GPIO_MODE_P2LED_KN 54
-#define MT7628_GPIO_MODE_P1LED_KN 52
-#define MT7628_GPIO_MODE_P0LED_KN 50
-#define MT7628_GPIO_MODE_WLED_KN 48
-#define MT7628_GPIO_MODE_P4LED_AN 42
-#define MT7628_GPIO_MODE_P3LED_AN 40
-#define MT7628_GPIO_MODE_P2LED_AN 38
-#define MT7628_GPIO_MODE_P1LED_AN 36
-#define MT7628_GPIO_MODE_P0LED_AN 34
-#define MT7628_GPIO_MODE_WLED_AN 32
-#define MT7628_GPIO_MODE_PWM1 30
-#define MT7628_GPIO_MODE_PWM0 28
-#define MT7628_GPIO_MODE_UART2 26
-#define MT7628_GPIO_MODE_UART1 24
-#define MT7628_GPIO_MODE_I2C 20
-#define MT7628_GPIO_MODE_REFCLK 18
-#define MT7628_GPIO_MODE_PERST 16
-#define MT7628_GPIO_MODE_WDT 14
-#define MT7628_GPIO_MODE_SPI 12
-#define MT7628_GPIO_MODE_SDMODE 10
-#define MT7628_GPIO_MODE_UART0 8
-#define MT7628_GPIO_MODE_I2S 6
-#define MT7628_GPIO_MODE_CS1 4
-#define MT7628_GPIO_MODE_SPIS 2
-#define MT7628_GPIO_MODE_GPIO 0
-
-static struct rt2880_pmx_group mt7628an_pinmux_data[] = {
- GRP_G("pwm1", pwm1_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_PWM1),
- GRP_G("pwm0", pwm0_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_PWM0),
- GRP_G("uart2", uart2_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_UART2),
- GRP_G("uart1", uart1_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_UART1),
- GRP_G("i2c", i2c_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_I2C),
- GRP("refclk", refclk_grp_mt7628, 1, MT7628_GPIO_MODE_REFCLK),
- GRP("perst", perst_grp_mt7628, 1, MT7628_GPIO_MODE_PERST),
- GRP("wdt", wdt_grp_mt7628, 1, MT7628_GPIO_MODE_WDT),
- GRP("spi", spi_grp_mt7628, 1, MT7628_GPIO_MODE_SPI),
- GRP_G("sdmode", sd_mode_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_SDMODE),
- GRP_G("uart0", uart0_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_UART0),
- GRP_G("i2s", i2s_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_I2S),
- GRP_G("spi cs1", spi_cs1_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_CS1),
- GRP_G("spis", spis_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_SPIS),
- GRP_G("gpio", gpio_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_GPIO),
- GRP_G("wled_an", wled_an_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_WLED_AN),
- GRP_G("p0led_an", p0led_an_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P0LED_AN),
- GRP_G("p1led_an", p1led_an_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P1LED_AN),
- GRP_G("p2led_an", p2led_an_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P2LED_AN),
- GRP_G("p3led_an", p3led_an_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P3LED_AN),
- GRP_G("p4led_an", p4led_an_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P4LED_AN),
- GRP_G("wled_kn", wled_kn_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_WLED_KN),
- GRP_G("p0led_kn", p0led_kn_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P0LED_KN),
- GRP_G("p1led_kn", p1led_kn_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P1LED_KN),
- GRP_G("p2led_kn", p2led_kn_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P2LED_KN),
- GRP_G("p3led_kn", p3led_kn_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P3LED_KN),
- GRP_G("p4led_kn", p4led_kn_grp_mt7628, MT7628_GPIO_MODE_MASK,
- 1, MT7628_GPIO_MODE_P4LED_KN),
- { 0 }
-};
-
-static inline int is_mt76x8(void)
-{
- return ralink_soc == MT762X_SOC_MT7628AN ||
- ralink_soc == MT762X_SOC_MT7688;
-}
-
static __init u32
mt7620_calc_rate(u32 ref_rate, u32 mul, u32 div)
{
@@ -710,9 +395,4 @@ void __init prom_soc_init(struct ralink_soc_info *soc_info)
(pmu0 & PMU_SW_SET) ? ("sw") : ("hw"));
pr_info("Digital PMU set to %s control\n",
(pmu1 & DIG_SW_SEL) ? ("sw") : ("hw"));
-
- if (is_mt76x8())
- rt2880_pinmux_data = mt7628an_pinmux_data;
- else
- rt2880_pinmux_data = mt7620a_pinmux_data;
}
diff --git a/drivers/pinctrl/ralink/Kconfig b/drivers/pinctrl/ralink/Kconfig
index 705a63d34d3c..6edf0589cf0a 100644
--- a/drivers/pinctrl/ralink/Kconfig
+++ b/drivers/pinctrl/ralink/Kconfig
@@ -11,6 +11,11 @@ config PINCTRL_RT2880
select PINMUX
select GENERIC_PINCONF
+config PINCTRL_MT7620
+ bool "mt7620 pinctrl driver for RALINK/Mediatek SOCs"
+ depends on RALINK && SOC_MT7620
+ select PINCTRL_RT2880
+
config PINCTRL_MT7621
bool "mt7621 pinctrl driver for RALINK/Mediatek SOCs"
depends on RALINK && SOC_MT7621
diff --git a/drivers/pinctrl/ralink/Makefile b/drivers/pinctrl/ralink/Makefile
index 119d30ecea98..9b99b20e51e6 100644
--- a/drivers/pinctrl/ralink/Makefile
+++ b/drivers/pinctrl/ralink/Makefile
@@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PINCTRL_RT2880) += pinctrl-rt2880.o
+obj-$(CONFIG_PINCTRL_MT7620) += pinctrl-mt7620.o
obj-$(CONFIG_PINCTRL_MT7621) += pinctrl-mt7621.o
obj-$(CONFIG_PINCTRL_RT305X) += pinctrl-rt305x.o
obj-$(CONFIG_PINCTRL_RT3883) += pinctrl-rt3883.o
diff --git a/arch/mips/ralink/mt7620.c b/drivers/pinctrl/ralink/pinctrl-mt7620.c
similarity index 51%
copy from arch/mips/ralink/mt7620.c
copy to drivers/pinctrl/ralink/pinctrl-mt7620.c
index 53a5969e61af..425d55a2ee19 100644
--- a/arch/mips/ralink/mt7620.c
+++ b/drivers/pinctrl/ralink/pinctrl-mt7620.c
@@ -1,54 +1,57 @@
// SPDX-License-Identifier: GPL-2.0-only
-/*
- *
- * Parts of this file are based on Ralink's 2.6.21 BSP
- *
- * Copyright (C) 2008-2011 Gabor Juhos <juhosg@xxxxxxxxxxx>
- * Copyright (C) 2008 Imre Kaloz <kaloz@xxxxxxxxxxx>
- * Copyright (C) 2013 John Crispin <john@xxxxxxxxxxx>
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/bug.h>
-
-#include <asm/mipsregs.h>
-#include <asm/mach-ralink/ralink_regs.h>
-#include <asm/mach-ralink/mt7620.h>
-#include <asm/mach-ralink/pinmux.h>
-
-#include "common.h"
-
-/* analog */
-#define PMU0_CFG 0x88
-#define PMU_SW_SET BIT(28)
-#define A_DCDC_EN BIT(24)
-#define A_SSC_PERI BIT(19)
-#define A_SSC_GEN BIT(18)
-#define A_SSC_M 0x3
-#define A_SSC_S 16
-#define A_DLY_M 0x7
-#define A_DLY_S 8
-#define A_VTUNE_M 0xff
-
-/* digital */
-#define PMU1_CFG 0x8C
-#define DIG_SW_SEL BIT(25)
-
-/* clock scaling */
-#define CLKCFG_FDIV_MASK 0x1f00
-#define CLKCFG_FDIV_USB_VAL 0x0300
-#define CLKCFG_FFRAC_MASK 0x001f
-#define CLKCFG_FFRAC_USB_VAL 0x0003
-
-/* EFUSE bits */
-#define EFUSE_MT7688 0x100000
-/* DRAM type bit */
-#define DRAM_TYPE_MT7628_MASK 0x1
-
-/* does the board have sdram or ddram */
-static int dram_type;
+#include <asm/mach-ralink/mt7620.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/of.h>
+#include "pinmux.h"
+
+#define MT7620_GPIO_MODE_UART0_SHIFT 2
+#define MT7620_GPIO_MODE_UART0_MASK 0x7
+#define MT7620_GPIO_MODE_UART0(x) ((x) << MT7620_GPIO_MODE_UART0_SHIFT)
+#define MT7620_GPIO_MODE_UARTF 0x0
+#define MT7620_GPIO_MODE_PCM_UARTF 0x1
+#define MT7620_GPIO_MODE_PCM_I2S 0x2
+#define MT7620_GPIO_MODE_I2S_UARTF 0x3
+#define MT7620_GPIO_MODE_PCM_GPIO 0x4
+#define MT7620_GPIO_MODE_GPIO_UARTF 0x5
+#define MT7620_GPIO_MODE_GPIO_I2S 0x6
+#define MT7620_GPIO_MODE_GPIO 0x7
+
+#define MT7620_GPIO_MODE_NAND 0
+#define MT7620_GPIO_MODE_SD 1
+#define MT7620_GPIO_MODE_ND_SD_GPIO 2
+#define MT7620_GPIO_MODE_ND_SD_MASK 0x3
+#define MT7620_GPIO_MODE_ND_SD_SHIFT 18
+
+#define MT7620_GPIO_MODE_PCIE_RST 0
+#define MT7620_GPIO_MODE_PCIE_REF 1
+#define MT7620_GPIO_MODE_PCIE_GPIO 2
+#define MT7620_GPIO_MODE_PCIE_MASK 0x3
+#define MT7620_GPIO_MODE_PCIE_SHIFT 16
+
+#define MT7620_GPIO_MODE_WDT_RST 0
+#define MT7620_GPIO_MODE_WDT_REF 1
+#define MT7620_GPIO_MODE_WDT_GPIO 2
+#define MT7620_GPIO_MODE_WDT_MASK 0x3
+#define MT7620_GPIO_MODE_WDT_SHIFT 21
+
+#define MT7620_GPIO_MODE_MDIO 0
+#define MT7620_GPIO_MODE_MDIO_REFCLK 1
+#define MT7620_GPIO_MODE_MDIO_GPIO 2
+#define MT7620_GPIO_MODE_MDIO_MASK 0x3
+#define MT7620_GPIO_MODE_MDIO_SHIFT 7
+
+#define MT7620_GPIO_MODE_I2C 0
+#define MT7620_GPIO_MODE_UART1 5
+#define MT7620_GPIO_MODE_RGMII1 9
+#define MT7620_GPIO_MODE_RGMII2 10
+#define MT7620_GPIO_MODE_SPI 11
+#define MT7620_GPIO_MODE_SPI_REF_CLK 12
+#define MT7620_GPIO_MODE_WLED 13
+#define MT7620_GPIO_MODE_JTAG 15
+#define MT7620_GPIO_MODE_EPHY 15
+#define MT7620_GPIO_MODE_PA 20
static struct rt2880_pmx_func i2c_grp[] = { FUNC("i2c", 0, 1, 2) };
static struct rt2880_pmx_func spi_grp[] = { FUNC("spi", 0, 3, 4) };
@@ -358,361 +361,30 @@ static struct rt2880_pmx_group mt7628an_pinmux_data[] = {
{ 0 }
};
-static inline int is_mt76x8(void)
-{
- return ralink_soc == MT762X_SOC_MT7628AN ||
- ralink_soc == MT762X_SOC_MT7688;
-}
-
-static __init u32
-mt7620_calc_rate(u32 ref_rate, u32 mul, u32 div)
+static int mt7620_pinmux_probe(struct platform_device *pdev)
{
- u64 t;
-
- t = ref_rate;
- t *= mul;
- do_div(t, div);
-
- return t;
-}
-
-#define MHZ(x) ((x) * 1000 * 1000)
-
-static __init unsigned long
-mt7620_get_xtal_rate(void)
-{
- u32 reg;
-
- reg = rt_sysc_r32(SYSC_REG_SYSTEM_CONFIG0);
- if (reg & SYSCFG0_XTAL_FREQ_SEL)
- return MHZ(40);
-
- return MHZ(20);
-}
-
-static __init unsigned long
-mt7620_get_periph_rate(unsigned long xtal_rate)
-{
- u32 reg;
-
- reg = rt_sysc_r32(SYSC_REG_CLKCFG0);
- if (reg & CLKCFG0_PERI_CLK_SEL)
- return xtal_rate;
-
- return MHZ(40);
-}
-
-static const u32 mt7620_clk_divider[] __initconst = { 2, 3, 4, 8 };
-
-static __init unsigned long
-mt7620_get_cpu_pll_rate(unsigned long xtal_rate)
-{
- u32 reg;
- u32 mul;
- u32 div;
-
- reg = rt_sysc_r32(SYSC_REG_CPLL_CONFIG0);
- if (reg & CPLL_CFG0_BYPASS_REF_CLK)
- return xtal_rate;
-
- if ((reg & CPLL_CFG0_SW_CFG) == 0)
- return MHZ(600);
-
- mul = (reg >> CPLL_CFG0_PLL_MULT_RATIO_SHIFT) &
- CPLL_CFG0_PLL_MULT_RATIO_MASK;
- mul += 24;
- if (reg & CPLL_CFG0_LC_CURFCK)
- mul *= 2;
-
- div = (reg >> CPLL_CFG0_PLL_DIV_RATIO_SHIFT) &
- CPLL_CFG0_PLL_DIV_RATIO_MASK;
-
- WARN_ON(div >= ARRAY_SIZE(mt7620_clk_divider));
-
- return mt7620_calc_rate(xtal_rate, mul, mt7620_clk_divider[div]);
-}
-
-static __init unsigned long
-mt7620_get_pll_rate(unsigned long xtal_rate, unsigned long cpu_pll_rate)
-{
- u32 reg;
-
- reg = rt_sysc_r32(SYSC_REG_CPLL_CONFIG1);
- if (reg & CPLL_CFG1_CPU_AUX1)
- return xtal_rate;
-
- if (reg & CPLL_CFG1_CPU_AUX0)
- return MHZ(480);
-
- return cpu_pll_rate;
-}
-
-static __init unsigned long
-mt7620_get_cpu_rate(unsigned long pll_rate)
-{
- u32 reg;
- u32 mul;
- u32 div;
-
- reg = rt_sysc_r32(SYSC_REG_CPU_SYS_CLKCFG);
-
- mul = reg & CPU_SYS_CLKCFG_CPU_FFRAC_MASK;
- div = (reg >> CPU_SYS_CLKCFG_CPU_FDIV_SHIFT) &
- CPU_SYS_CLKCFG_CPU_FDIV_MASK;
-
- return mt7620_calc_rate(pll_rate, mul, div);
+ if (is_mt76x8())
+ return rt2880_pinmux_init(pdev, mt7628an_pinmux_data);
+ else
+ return rt2880_pinmux_init(pdev, mt7620a_pinmux_data);
}
-static const u32 mt7620_ocp_dividers[16] __initconst = {
- [CPU_SYS_CLKCFG_OCP_RATIO_2] = 2,
- [CPU_SYS_CLKCFG_OCP_RATIO_3] = 3,
- [CPU_SYS_CLKCFG_OCP_RATIO_4] = 4,
- [CPU_SYS_CLKCFG_OCP_RATIO_5] = 5,
- [CPU_SYS_CLKCFG_OCP_RATIO_10] = 10,
+static const struct of_device_id mt7620_pinmux_match[] = {
+ { .compatible = "ralink,rt2880-pinmux" },
+ {}
+};
+MODULE_DEVICE_TABLE(of, mt7620_pinmux_match);
+
+static struct platform_driver mt7620_pinmux_driver = {
+ .probe = mt7620_pinmux_probe,
+ .driver = {
+ .name = "rt2880-pinmux",
+ .of_match_table = mt7620_pinmux_match,
+ },
};
-static __init unsigned long
-mt7620_get_dram_rate(unsigned long pll_rate)
-{
- if (dram_type == SYSCFG0_DRAM_TYPE_SDRAM)
- return pll_rate / 4;
-
- return pll_rate / 3;
-}
-
-static __init unsigned long
-mt7620_get_sys_rate(unsigned long cpu_rate)
-{
- u32 reg;
- u32 ocp_ratio;
- u32 div;
-
- reg = rt_sysc_r32(SYSC_REG_CPU_SYS_CLKCFG);
-
- ocp_ratio = (reg >> CPU_SYS_CLKCFG_OCP_RATIO_SHIFT) &
- CPU_SYS_CLKCFG_OCP_RATIO_MASK;
-
- if (WARN_ON(ocp_ratio >= ARRAY_SIZE(mt7620_ocp_dividers)))
- return cpu_rate;
-
- div = mt7620_ocp_dividers[ocp_ratio];
- if (WARN(!div, "invalid divider for OCP ratio %u", ocp_ratio))
- return cpu_rate;
-
- return cpu_rate / div;
-}
-
-void __init ralink_clk_init(void)
-{
- unsigned long xtal_rate;
- unsigned long cpu_pll_rate;
- unsigned long pll_rate;
- unsigned long cpu_rate;
- unsigned long sys_rate;
- unsigned long dram_rate;
- unsigned long periph_rate;
- unsigned long pcmi2s_rate;
-
- xtal_rate = mt7620_get_xtal_rate();
-
-#define RFMT(label) label ":%lu.%03luMHz "
-#define RINT(x) ((x) / 1000000)
-#define RFRAC(x) (((x) / 1000) % 1000)
-
- if (is_mt76x8()) {
- if (xtal_rate == MHZ(40))
- cpu_rate = MHZ(580);
- else
- cpu_rate = MHZ(575);
- dram_rate = sys_rate = cpu_rate / 3;
- periph_rate = MHZ(40);
- pcmi2s_rate = MHZ(480);
-
- ralink_clk_add("10000d00.uartlite", periph_rate);
- ralink_clk_add("10000e00.uartlite", periph_rate);
- } else {
- cpu_pll_rate = mt7620_get_cpu_pll_rate(xtal_rate);
- pll_rate = mt7620_get_pll_rate(xtal_rate, cpu_pll_rate);
-
- cpu_rate = mt7620_get_cpu_rate(pll_rate);
- dram_rate = mt7620_get_dram_rate(pll_rate);
- sys_rate = mt7620_get_sys_rate(cpu_rate);
- periph_rate = mt7620_get_periph_rate(xtal_rate);
- pcmi2s_rate = periph_rate;
-
- pr_debug(RFMT("XTAL") RFMT("CPU_PLL") RFMT("PLL"),
- RINT(xtal_rate), RFRAC(xtal_rate),
- RINT(cpu_pll_rate), RFRAC(cpu_pll_rate),
- RINT(pll_rate), RFRAC(pll_rate));
-
- ralink_clk_add("10000500.uart", periph_rate);
- }
-
- pr_debug(RFMT("CPU") RFMT("DRAM") RFMT("SYS") RFMT("PERIPH"),
- RINT(cpu_rate), RFRAC(cpu_rate),
- RINT(dram_rate), RFRAC(dram_rate),
- RINT(sys_rate), RFRAC(sys_rate),
- RINT(periph_rate), RFRAC(periph_rate));
-#undef RFRAC
-#undef RINT
-#undef RFMT
-
- ralink_clk_add("cpu", cpu_rate);
- ralink_clk_add("10000100.timer", periph_rate);
- ralink_clk_add("10000120.watchdog", periph_rate);
- ralink_clk_add("10000900.i2c", periph_rate);
- ralink_clk_add("10000a00.i2s", pcmi2s_rate);
- ralink_clk_add("10000b00.spi", sys_rate);
- ralink_clk_add("10000b40.spi", sys_rate);
- ralink_clk_add("10000c00.uartlite", periph_rate);
- ralink_clk_add("10000d00.uart1", periph_rate);
- ralink_clk_add("10000e00.uart2", periph_rate);
- ralink_clk_add("10180000.wmac", xtal_rate);
-
- if (IS_ENABLED(CONFIG_USB) && !is_mt76x8()) {
- /*
- * When the CPU goes into sleep mode, the BUS clock will be
- * too low for USB to function properly. Adjust the busses
- * fractional divider to fix this
- */
- u32 val = rt_sysc_r32(SYSC_REG_CPU_SYS_CLKCFG);
-
- val &= ~(CLKCFG_FDIV_MASK | CLKCFG_FFRAC_MASK);
- val |= CLKCFG_FDIV_USB_VAL | CLKCFG_FFRAC_USB_VAL;
-
- rt_sysc_w32(val, SYSC_REG_CPU_SYS_CLKCFG);
- }
-}
-
-void __init ralink_of_remap(void)
-{
- rt_sysc_membase = plat_of_remap_node("ralink,mt7620a-sysc");
- rt_memc_membase = plat_of_remap_node("ralink,mt7620a-memc");
-
- if (!rt_sysc_membase || !rt_memc_membase)
- panic("Failed to remap core resources");
-}
-
-static __init void
-mt7620_dram_init(struct ralink_soc_info *soc_info)
-{
- switch (dram_type) {
- case SYSCFG0_DRAM_TYPE_SDRAM:
- pr_info("Board has SDRAM\n");
- soc_info->mem_size_min = MT7620_SDRAM_SIZE_MIN;
- soc_info->mem_size_max = MT7620_SDRAM_SIZE_MAX;
- break;
-
- case SYSCFG0_DRAM_TYPE_DDR1:
- pr_info("Board has DDR1\n");
- soc_info->mem_size_min = MT7620_DDR1_SIZE_MIN;
- soc_info->mem_size_max = MT7620_DDR1_SIZE_MAX;
- break;
-
- case SYSCFG0_DRAM_TYPE_DDR2:
- pr_info("Board has DDR2\n");
- soc_info->mem_size_min = MT7620_DDR2_SIZE_MIN;
- soc_info->mem_size_max = MT7620_DDR2_SIZE_MAX;
- break;
- default:
- BUG();
- }
-}
-
-static __init void
-mt7628_dram_init(struct ralink_soc_info *soc_info)
-{
- switch (dram_type) {
- case SYSCFG0_DRAM_TYPE_DDR1_MT7628:
- pr_info("Board has DDR1\n");
- soc_info->mem_size_min = MT7620_DDR1_SIZE_MIN;
- soc_info->mem_size_max = MT7620_DDR1_SIZE_MAX;
- break;
-
- case SYSCFG0_DRAM_TYPE_DDR2_MT7628:
- pr_info("Board has DDR2\n");
- soc_info->mem_size_min = MT7620_DDR2_SIZE_MIN;
- soc_info->mem_size_max = MT7620_DDR2_SIZE_MAX;
- break;
- default:
- BUG();
- }
-}
-
-void __init prom_soc_init(struct ralink_soc_info *soc_info)
+static int __init mt7620_pinmux_init(void)
{
- void __iomem *sysc = (void __iomem *) KSEG1ADDR(MT7620_SYSC_BASE);
- unsigned char *name = NULL;
- u32 n0;
- u32 n1;
- u32 rev;
- u32 cfg0;
- u32 pmu0;
- u32 pmu1;
- u32 bga;
-
- n0 = __raw_readl(sysc + SYSC_REG_CHIP_NAME0);
- n1 = __raw_readl(sysc + SYSC_REG_CHIP_NAME1);
- rev = __raw_readl(sysc + SYSC_REG_CHIP_REV);
- bga = (rev >> CHIP_REV_PKG_SHIFT) & CHIP_REV_PKG_MASK;
-
- if (n0 == MT7620_CHIP_NAME0 && n1 == MT7620_CHIP_NAME1) {
- if (bga) {
- ralink_soc = MT762X_SOC_MT7620A;
- name = "MT7620A";
- soc_info->compatible = "ralink,mt7620a-soc";
- } else {
- ralink_soc = MT762X_SOC_MT7620N;
- name = "MT7620N";
- soc_info->compatible = "ralink,mt7620n-soc";
- }
- } else if (n0 == MT7620_CHIP_NAME0 && n1 == MT7628_CHIP_NAME1) {
- u32 efuse = __raw_readl(sysc + SYSC_REG_EFUSE_CFG);
-
- if (efuse & EFUSE_MT7688) {
- ralink_soc = MT762X_SOC_MT7688;
- name = "MT7688";
- } else {
- ralink_soc = MT762X_SOC_MT7628AN;
- name = "MT7628AN";
- }
- soc_info->compatible = "ralink,mt7628an-soc";
- } else {
- panic("mt762x: unknown SoC, n0:%08x n1:%08x\n", n0, n1);
- }
-
- snprintf(soc_info->sys_type, RAMIPS_SYS_TYPE_LEN,
- "MediaTek %s ver:%u eco:%u",
- name,
- (rev >> CHIP_REV_VER_SHIFT) & CHIP_REV_VER_MASK,
- (rev & CHIP_REV_ECO_MASK));
-
- cfg0 = __raw_readl(sysc + SYSC_REG_SYSTEM_CONFIG0);
- if (is_mt76x8()) {
- dram_type = cfg0 & DRAM_TYPE_MT7628_MASK;
- } else {
- dram_type = (cfg0 >> SYSCFG0_DRAM_TYPE_SHIFT) &
- SYSCFG0_DRAM_TYPE_MASK;
- if (dram_type == SYSCFG0_DRAM_TYPE_UNKNOWN)
- dram_type = SYSCFG0_DRAM_TYPE_SDRAM;
- }
-
- soc_info->mem_base = MT7620_DRAM_BASE;
- if (is_mt76x8())
- mt7628_dram_init(soc_info);
- else
- mt7620_dram_init(soc_info);
-
- pmu0 = __raw_readl(sysc + PMU0_CFG);
- pmu1 = __raw_readl(sysc + PMU1_CFG);
-
- pr_info("Analog PMU set to %s control\n",
- (pmu0 & PMU_SW_SET) ? ("sw") : ("hw"));
- pr_info("Digital PMU set to %s control\n",
- (pmu1 & DIG_SW_SEL) ? ("sw") : ("hw"));
-
- if (is_mt76x8())
- rt2880_pinmux_data = mt7628an_pinmux_data;
- else
- rt2880_pinmux_data = mt7620a_pinmux_data;
+ return platform_driver_register(&mt7620_pinmux_driver);
}
+core_initcall_sync(mt7620_pinmux_init);
--
2.25.1
