diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-04-17 08:53:23 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-04-17 08:53:23 -0700 |
| commit | d730905bc3c0075275b2d109cd971735274b98c0 (patch) | |
| tree | b7e06f8b9e345d401d653495745cefc9f918e284 /drivers/pinctrl | |
| parent | a10e80be6343cbdaabe80f82cbd640fe3772d102 (diff) | |
| parent | 15513eefac7ca68602e9de9853f5e671bf7b4eef (diff) | |
| download | linux-next-d730905bc3c0075275b2d109cd971735274b98c0.tar.gz linux-next-d730905bc3c0075275b2d109cd971735274b98c0.zip | |
Merge tag 'mips_7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux
Pull MIPS updates from Thomas Bogendoerfer:
- Support for Mobileye EyeQ6Lplus
- Cleanups and fixes
* tag 'mips_7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (30 commits)
MIPS/mtd: Handle READY GPIO in generic NAND platform data
MIPS/input: Move RB532 button to GPIO descriptors
MIPS: validate DT bootargs before appending them
MIPS: Alchemy: Remove unused forward declaration
MAINTAINERS: Mobileye: Add EyeQ6Lplus files
MIPS: config: add eyeq6lplus_defconfig
MIPS: Add Mobileye EyeQ6Lplus evaluation board dts
MIPS: Add Mobileye EyeQ6Lplus SoC dtsi
clk: eyeq: Add Mobileye EyeQ6Lplus OLB
clk: eyeq: Adjust PLL accuracy computation
clk: eyeq: Skip post-divisor when computing PLL frequency
pinctrl: eyeq5: Add Mobileye EyeQ6Lplus OLB
pinctrl: eyeq5: Use match data
reset: eyeq: Add Mobileye EyeQ6Lplus OLB
MIPS: Add Mobileye EyeQ6Lplus support
dt-bindings: soc: mobileye: Add EyeQ6Lplus OLB
dt-bindings: mips: Add Mobileye EyeQ6Lplus SoC
MIPS: dts: loongson64g-package: Switch to Loongson UART driver
mips: pci-mt7620: rework initialization procedure
mips: pci-mt7620: add more register init values
...
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/Kconfig | 4 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-eyeq5.c | 439 |
2 files changed, 311 insertions, 132 deletions
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig index afecd9407f53..72c7f21d81e4 100644 --- a/drivers/pinctrl/Kconfig +++ b/drivers/pinctrl/Kconfig @@ -254,11 +254,11 @@ config PINCTRL_EQUILIBRIUM config PINCTRL_EYEQ5 bool "Mobileye EyeQ5 pinctrl driver" depends on OF - depends on MACH_EYEQ5 || COMPILE_TEST + depends on MACH_EYEQ5 || MACH_EYEQ6LPLUS || COMPILE_TEST select PINMUX select GENERIC_PINCONF select AUXILIARY_BUS - default MACH_EYEQ5 + default MACH_EYEQ5 || MACH_EYEQ6LPLUS help Pin controller driver for the Mobileye EyeQ5 platform. It does both pin config & pin muxing. It does not handle GPIO. diff --git a/drivers/pinctrl/pinctrl-eyeq5.c b/drivers/pinctrl/pinctrl-eyeq5.c index 5f6af934a516..dcdf80f07a90 100644 --- a/drivers/pinctrl/pinctrl-eyeq5.c +++ b/drivers/pinctrl/pinctrl-eyeq5.c @@ -26,6 +26,7 @@ #include <linux/errno.h> #include <linux/io.h> #include <linux/mod_devicetable.h> +#include <linux/of.h> #include <linux/seq_file.h> #include <linux/slab.h> #include <linux/types.h> @@ -38,18 +39,6 @@ #include "core.h" #include "pinctrl-utils.h" -struct eq5p_pinctrl { - struct pinctrl_desc desc; - void __iomem *base; -}; - -enum eq5p_bank { - EQ5P_BANK_A, - EQ5P_BANK_B, - - EQ5P_BANK_COUNT, -}; - enum eq5p_regs { EQ5P_PD, EQ5P_PU, @@ -60,9 +49,24 @@ enum eq5p_regs { EQ5P_REG_COUNT, }; -static const unsigned int eq5p_regs[EQ5P_BANK_COUNT][EQ5P_REG_COUNT] = { - [EQ5P_BANK_A] = {0x0C0, 0x0C4, 0x0D0, 0x0D4, 0x0B0}, - [EQ5P_BANK_B] = {0x0C8, 0x0CC, 0x0D8, 0x0DC, 0x0B4}, +struct eq5p_bank { + const unsigned int npins; + const unsigned int regs[EQ5P_REG_COUNT]; +}; + +struct eq5p_match_data { + const unsigned int npins; + const unsigned int nfunctions; + const unsigned int nbanks; + const struct pinctrl_pin_desc *pins; + const struct pinfunction *functions; + const struct eq5p_bank *banks; +}; + +struct eq5p_pinctrl { + struct pinctrl_desc desc; + void __iomem *base; + const struct eq5p_match_data *data; }; /* @@ -71,9 +75,17 @@ static const unsigned int eq5p_regs[EQ5P_BANK_COUNT][EQ5P_REG_COUNT] = { #define EQ5P_DS_MASK GENMASK(1, 0) /* + * The GPIO function is always the first function + */ +#define EQ5P_GPIO_FUNC_SELECTOR 0 + +/* Helper to declare pinfunction */ +#define EQ5P_PINFUNCTION(func, groups) PINCTRL_PINFUNCTION(func, groups, ARRAY_SIZE(groups)) + +/* * Comments to the right of each pin are the "signal name" in the datasheet. */ -static const struct pinctrl_pin_desc eq5p_pins[] = { +static const struct pinctrl_pin_desc eq5p_eyeq5_pins[] = { /* Bank A */ PINCTRL_PIN(0, "PA0"), /* A0_TIMER0_CK */ PINCTRL_PIN(1, "PA1"), /* A1_TIMER0_EOC */ @@ -105,35 +117,35 @@ static const struct pinctrl_pin_desc eq5p_pins[] = { PINCTRL_PIN(27, "PA27"), /* A27_SPI_1_CS1 */ PINCTRL_PIN(28, "PA28"), /* A28_REF_CLK0 */ -#define EQ5P_PIN_OFFSET_BANK_B 29 +#define EQ5P_EYEQ5_PIN_OFFSET_BANK_B 29 /* Bank B */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 0, "PB0"), /* B0_TIMER3_CK */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 1, "PB1"), /* B1_TIMER3_EOC */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 2, "PB2"), /* B2_TIMER4_CK */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 3, "PB3"), /* B3_TIMER4_EOC */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 4, "PB4"), /* B4_TIMER6_EXT_INCAP1 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 5, "PB5"), /* B5_TIMER6_EXT_INCAP2 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 6, "PB6"), /* B6_TIMER6_EXT_OUTCMP1 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 7, "PB7"), /* B7_TIMER6_EXT_OUTCMP2 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 8, "PB8"), /* B8_UART_2_TX */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 9, "PB9"), /* B9_UART_2_RX */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 10, "PB10"), /* B10_CAN_2_TX */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 11, "PB11"), /* B11_CAN_2_RX */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 12, "PB12"), /* B12_SPI_2_DO */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 13, "PB13"), /* B13_SPI_2_DI */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 14, "PB14"), /* B14_SPI_2_CK */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 15, "PB15"), /* B15_SPI_2_CS0 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 16, "PB16"), /* B16_SPI_2_CS1 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 17, "PB17"), /* B17_SPI_3_DO */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 18, "PB18"), /* B18_SPI_3_DI */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 19, "PB19"), /* B19_SPI_3_CK */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 20, "PB20"), /* B20_SPI_3_CS0 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 21, "PB21"), /* B21_SPI_3_CS1 */ - PINCTRL_PIN(EQ5P_PIN_OFFSET_BANK_B + 22, "PB22"), /* B22_MCLK0 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 0, "PB0"), /* B0_TIMER3_CK */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 1, "PB1"), /* B1_TIMER3_EOC */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 2, "PB2"), /* B2_TIMER4_CK */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 3, "PB3"), /* B3_TIMER4_EOC */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 4, "PB4"), /* B4_TIMER6_EXT_INCAP1 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 5, "PB5"), /* B5_TIMER6_EXT_INCAP2 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 6, "PB6"), /* B6_TIMER6_EXT_OUTCMP1 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 7, "PB7"), /* B7_TIMER6_EXT_OUTCMP2 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 8, "PB8"), /* B8_UART_2_TX */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 9, "PB9"), /* B9_UART_2_RX */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 10, "PB10"), /* B10_CAN_2_TX */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 11, "PB11"), /* B11_CAN_2_RX */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 12, "PB12"), /* B12_SPI_2_DO */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 13, "PB13"), /* B13_SPI_2_DI */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 14, "PB14"), /* B14_SPI_2_CK */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 15, "PB15"), /* B15_SPI_2_CS0 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 16, "PB16"), /* B16_SPI_2_CS1 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 17, "PB17"), /* B17_SPI_3_DO */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 18, "PB18"), /* B18_SPI_3_DI */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 19, "PB19"), /* B19_SPI_3_CK */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 20, "PB20"), /* B20_SPI_3_CS0 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 21, "PB21"), /* B21_SPI_3_CS1 */ + PINCTRL_PIN(EQ5P_EYEQ5_PIN_OFFSET_BANK_B + 22, "PB22"), /* B22_MCLK0 */ }; -static const char * const gpio_groups[] = { +static const char * const eq5p_eyeq5_gpio_groups[] = { /* Bank A */ "PA0", "PA1", "PA2", "PA3", "PA4", "PA5", "PA6", "PA7", "PA8", "PA9", "PA10", "PA11", "PA12", "PA13", "PA14", "PA15", @@ -147,70 +159,184 @@ static const char * const gpio_groups[] = { }; /* Groups of functions on bank A */ -static const char * const timer0_groups[] = { "PA0", "PA1" }; -static const char * const timer1_groups[] = { "PA2", "PA3" }; -static const char * const timer2_groups[] = { "PA4", "PA5" }; -static const char * const timer5_groups[] = { "PA6", "PA7", "PA8", "PA9" }; -static const char * const uart0_groups[] = { "PA10", "PA11" }; -static const char * const uart1_groups[] = { "PA12", "PA13" }; -static const char * const can0_groups[] = { "PA14", "PA15" }; -static const char * const can1_groups[] = { "PA16", "PA17" }; -static const char * const spi0_groups[] = { "PA18", "PA19", "PA20", "PA21", "PA22" }; -static const char * const spi1_groups[] = { "PA23", "PA24", "PA25", "PA26", "PA27" }; -static const char * const refclk0_groups[] = { "PA28" }; +static const char * const eq5p_eyeq5_timer0_groups[] = { "PA0", "PA1" }; +static const char * const eq5p_eyeq5_timer1_groups[] = { "PA2", "PA3" }; +static const char * const eq5p_eyeq5_timer2_groups[] = { "PA4", "PA5" }; +static const char * const eq5p_eyeq5_timer5_groups[] = { "PA6", "PA7", "PA8", "PA9" }; +static const char * const eq5p_eyeq5_uart0_groups[] = { "PA10", "PA11" }; +static const char * const eq5p_eyeq5_uart1_groups[] = { "PA12", "PA13" }; +static const char * const eq5p_eyeq5_can0_groups[] = { "PA14", "PA15" }; +static const char * const eq5p_eyeq5_can1_groups[] = { "PA16", "PA17" }; +static const char * const eq5p_eyeq5_spi0_groups[] = { "PA18", "PA19", "PA20", "PA21", "PA22" }; +static const char * const eq5p_eyeq5_spi1_groups[] = { "PA23", "PA24", "PA25", "PA26", "PA27" }; +static const char * const eq5p_eyeq5_refclk0_groups[] = { "PA28" }; /* Groups of functions on bank B */ -static const char * const timer3_groups[] = { "PB0", "PB1" }; -static const char * const timer4_groups[] = { "PB2", "PB3" }; -static const char * const timer6_groups[] = { "PB4", "PB5", "PB6", "PB7" }; -static const char * const uart2_groups[] = { "PB8", "PB9" }; -static const char * const can2_groups[] = { "PB10", "PB11" }; -static const char * const spi2_groups[] = { "PB12", "PB13", "PB14", "PB15", "PB16" }; -static const char * const spi3_groups[] = { "PB17", "PB18", "PB19", "PB20", "PB21" }; -static const char * const mclk0_groups[] = { "PB22" }; - -static const struct pinfunction eq5p_functions[] = { - /* GPIO having a fixed index is depended upon, see GPIO_FUNC_SELECTOR. */ - PINCTRL_PINFUNCTION("gpio", gpio_groups, ARRAY_SIZE(gpio_groups)), -#define GPIO_FUNC_SELECTOR 0 +static const char * const eq5p_eyeq5_timer3_groups[] = { "PB0", "PB1" }; +static const char * const eq5p_eyeq5_timer4_groups[] = { "PB2", "PB3" }; +static const char * const eq5p_eyeq5_timer6_groups[] = { "PB4", "PB5", "PB6", "PB7" }; +static const char * const eq5p_eyeq5_uart2_groups[] = { "PB8", "PB9" }; +static const char * const eq5p_eyeq5_can2_groups[] = { "PB10", "PB11" }; +static const char * const eq5p_eyeq5_spi2_groups[] = { "PB12", "PB13", "PB14", "PB15", "PB16" }; +static const char * const eq5p_eyeq5_spi3_groups[] = { "PB17", "PB18", "PB19", "PB20", "PB21" }; +static const char * const eq5p_eyeq5_mclk0_groups[] = { "PB22" }; + +static const struct pinfunction eq5p_eyeq5_functions[] = { + /* GPIO having a fixed index is depended upon, see EQ5P_GPIO_FUNC_SELECTOR. */ + EQ5P_PINFUNCTION("gpio", eq5p_eyeq5_gpio_groups), /* Bank A functions */ - PINCTRL_PINFUNCTION("timer0", timer0_groups, ARRAY_SIZE(timer0_groups)), - PINCTRL_PINFUNCTION("timer1", timer1_groups, ARRAY_SIZE(timer1_groups)), - PINCTRL_PINFUNCTION("timer2", timer2_groups, ARRAY_SIZE(timer2_groups)), - PINCTRL_PINFUNCTION("timer5", timer5_groups, ARRAY_SIZE(timer5_groups)), - PINCTRL_PINFUNCTION("uart0", uart0_groups, ARRAY_SIZE(uart0_groups)), - PINCTRL_PINFUNCTION("uart1", uart1_groups, ARRAY_SIZE(uart1_groups)), - PINCTRL_PINFUNCTION("can0", can0_groups, ARRAY_SIZE(can0_groups)), - PINCTRL_PINFUNCTION("can1", can1_groups, ARRAY_SIZE(can1_groups)), - PINCTRL_PINFUNCTION("spi0", spi0_groups, ARRAY_SIZE(spi0_groups)), - PINCTRL_PINFUNCTION("spi1", spi1_groups, ARRAY_SIZE(spi1_groups)), - PINCTRL_PINFUNCTION("refclk0", refclk0_groups, ARRAY_SIZE(refclk0_groups)), + EQ5P_PINFUNCTION("timer0", eq5p_eyeq5_timer0_groups), + EQ5P_PINFUNCTION("timer1", eq5p_eyeq5_timer1_groups), + EQ5P_PINFUNCTION("timer2", eq5p_eyeq5_timer2_groups), + EQ5P_PINFUNCTION("timer5", eq5p_eyeq5_timer5_groups), + EQ5P_PINFUNCTION("uart0", eq5p_eyeq5_uart0_groups), + EQ5P_PINFUNCTION("uart1", eq5p_eyeq5_uart1_groups), + EQ5P_PINFUNCTION("can0", eq5p_eyeq5_can0_groups), + EQ5P_PINFUNCTION("can1", eq5p_eyeq5_can1_groups), + EQ5P_PINFUNCTION("spi0", eq5p_eyeq5_spi0_groups), + EQ5P_PINFUNCTION("spi1", eq5p_eyeq5_spi1_groups), + EQ5P_PINFUNCTION("refclk0", eq5p_eyeq5_refclk0_groups), /* Bank B functions */ - PINCTRL_PINFUNCTION("timer3", timer3_groups, ARRAY_SIZE(timer3_groups)), - PINCTRL_PINFUNCTION("timer4", timer4_groups, ARRAY_SIZE(timer4_groups)), - PINCTRL_PINFUNCTION("timer6", timer6_groups, ARRAY_SIZE(timer6_groups)), - PINCTRL_PINFUNCTION("uart2", uart2_groups, ARRAY_SIZE(uart2_groups)), - PINCTRL_PINFUNCTION("can2", can2_groups, ARRAY_SIZE(can2_groups)), - PINCTRL_PINFUNCTION("spi2", spi2_groups, ARRAY_SIZE(spi2_groups)), - PINCTRL_PINFUNCTION("spi3", spi3_groups, ARRAY_SIZE(spi3_groups)), - PINCTRL_PINFUNCTION("mclk0", mclk0_groups, ARRAY_SIZE(mclk0_groups)), + EQ5P_PINFUNCTION("timer3", eq5p_eyeq5_timer3_groups), + EQ5P_PINFUNCTION("timer4", eq5p_eyeq5_timer4_groups), + EQ5P_PINFUNCTION("timer6", eq5p_eyeq5_timer6_groups), + EQ5P_PINFUNCTION("uart2", eq5p_eyeq5_uart2_groups), + EQ5P_PINFUNCTION("can2", eq5p_eyeq5_can2_groups), + EQ5P_PINFUNCTION("spi2", eq5p_eyeq5_spi2_groups), + EQ5P_PINFUNCTION("spi3", eq5p_eyeq5_spi3_groups), + EQ5P_PINFUNCTION("mclk0", eq5p_eyeq5_mclk0_groups), +}; + +static const struct eq5p_bank eq5p_eyeq5_banks[] = { + { + .npins = EQ5P_EYEQ5_PIN_OFFSET_BANK_B, + .regs = {0x0C0, 0x0C4, 0x0D0, 0x0D4, 0x0B0}, + }, + { + .npins = ARRAY_SIZE(eq5p_eyeq5_pins) - EQ5P_EYEQ5_PIN_OFFSET_BANK_B, + .regs = {0x0C8, 0x0CC, 0x0D8, 0x0DC, 0x0B4}, + }, +}; + +static const struct eq5p_match_data eq5p_eyeq5_data = { + .npins = ARRAY_SIZE(eq5p_eyeq5_pins), + .nfunctions = ARRAY_SIZE(eq5p_eyeq5_functions), + .nbanks = ARRAY_SIZE(eq5p_eyeq5_banks), + .pins = eq5p_eyeq5_pins, + .functions = eq5p_eyeq5_functions, + .banks = eq5p_eyeq5_banks, +}; + +static const struct pinctrl_pin_desc eq5p_eyeq6lplus_pins[] = { + PINCTRL_PIN(0, "PA0"), /* GPIO_A0_TIMER0_CK0 */ + PINCTRL_PIN(1, "PA1"), /* GPIO_A1_TIMER0_EOC */ + PINCTRL_PIN(2, "PA2"), /* GPIO_A2_TIMER1_CK */ + PINCTRL_PIN(3, "PA3"), /* GPIO_A3_TIMER1_EOC1 */ + PINCTRL_PIN(4, "PA4"), /* GPIO_A4_SSI_UART_RX */ + PINCTRL_PIN(5, "PA5"), /* GPIO_A5_SSI_UART_TX */ + PINCTRL_PIN(6, "PA6"), /* GPIO_A6_SPI_0_CS */ + PINCTRL_PIN(7, "PA7"), /* GPIO_A7_SPI_0_DI */ + PINCTRL_PIN(8, "PA8"), /* GPIO_A8_SPI_0_CK */ + PINCTRL_PIN(9, "PA9"), /* GPIO_A9_SPI_0_DO */ + PINCTRL_PIN(10, "PA10"), /* GPIO_A10_SPI_0_CS1 */ + PINCTRL_PIN(11, "PA11"), /* GPIO_A11_UART_0_RX */ + PINCTRL_PIN(12, "PA12"), /* GPIO_A12_UART_0_TX */ + PINCTRL_PIN(13, "PA13"), /* GPIO_A13_TIMER2_CK */ + PINCTRL_PIN(14, "PA14"), /* GPIO_A14_TIMER2_EOC */ + PINCTRL_PIN(15, "PA15"), /* GPIO_A15_TIMER3_CK */ + PINCTRL_PIN(16, "PA16"), /* GPIO_A16_TIMER_EOC */ + PINCTRL_PIN(17, "PA17"), /* GPIO_A17_TIMER_EXT0_INCA P1 */ + PINCTRL_PIN(18, "PA18"), /* GPIO_A18_TIMER_EXT0_INCA P2 */ + PINCTRL_PIN(19, "PA19"), /* GPIO_A19_TIMER_EXT0_OUT CMP1 */ + PINCTRL_PIN(20, "PA20"), /* GPIO_A20_TIMER_EXT0_OUT CMP2 */ + PINCTRL_PIN(21, "PA21"), /* GPIO_A21_SPI_1_CS0 */ + PINCTRL_PIN(22, "PA22"), /* GPIO_A22_SPI_1_DI */ + PINCTRL_PIN(23, "PA23"), /* GPIO_A23_SPI_1_CK */ + PINCTRL_PIN(24, "PA24"), /* GPIO_A24_SPI_1_DO */ + PINCTRL_PIN(25, "PA25"), /* GPIO_A25_SPI_1_CS1 */ + PINCTRL_PIN(26, "PA26"), /* GPIO_A26_TIMER_EXT1_INCA P1 */ + PINCTRL_PIN(27, "PA27"), /* GPIO_A27_TIMER_EXT1_INCA P2 */ + PINCTRL_PIN(28, "PA28"), /* GPIO_A28_TIMER_EXT1_OUTC MP1 */ + PINCTRL_PIN(29, "PA29"), /* GPIO_A29_TIMER_EXT1_OUTC MP2 */ + PINCTRL_PIN(30, "PA30"), /* GPIO_A30_EXT_CLK */ + PINCTRL_PIN(31, "PA31"), /* GPIO_A31_VDI_MCLK */ +}; + +static const char * const eq5p_eyeq6lplus_gpio_groups[] = { + /* Bank A */ + "PA0", "PA1", "PA2", "PA3", "PA4", "PA5", "PA6", "PA7", + "PA8", "PA9", "PA10", "PA11", "PA12", "PA13", "PA14", "PA15", + "PA16", "PA17", "PA18", "PA19", "PA20", "PA21", "PA22", "PA23", + "PA24", "PA25", "PA26", "PA27", "PA28", "PA29", "PA30", "PA31", +}; + +/* Groups of functions on bank A */ +static const char * const eq5p_eyeq6lplus_timer0_groups[] = { "PA0", "PA1" }; +static const char * const eq5p_eyeq6lplus_timer1_groups[] = { "PA2", "PA3" }; +static const char * const eq5p_eyeq6lplus_uart_ssi_groups[] = { "PA4", "PA5" }; +static const char * const eq5p_eyeq6lplus_spi0_groups[] = { "PA6", "PA7", "PA8", "PA9", "PA10" }; +static const char * const eq5p_eyeq6lplus_uart0_groups[] = { "PA11", "PA12" }; +static const char * const eq5p_eyeq6lplus_timer2_groups[] = { "PA13", "PA14" }; +static const char * const eq5p_eyeq6lplus_timer3_groups[] = { "PA15", "PA16" }; +static const char * const eq5p_eyeq6lplus_timer_ext0_groups[] = { "PA17", "PA18", "PA19", "PA20" }; +static const char * const eq5p_eyeq6lplus_spi1_groups[] = { + "PA21", "PA22", "PA23", "PA24", "PA25" +}; +static const char * const eq5p_eyeq6lplus_timer_ext1_groups[] = { "PA26", "PA27", "PA28", "PA29" }; +static const char * const eq5p_eyeq6lplus_ext_ref_clk_groups[] = { "PA30" }; +static const char * const eq5p_eyeq6lplus_mipi_ref_clk_groups[] = { "PA31" }; + +static const struct pinfunction eq5p_eyeq6lplus_functions[] = { + /* gpios function */ + EQ5P_PINFUNCTION("gpio", eq5p_eyeq6lplus_gpio_groups), + + /* Bank A alternate functions */ + EQ5P_PINFUNCTION("timer0", eq5p_eyeq6lplus_timer0_groups), + EQ5P_PINFUNCTION("timer1", eq5p_eyeq6lplus_timer1_groups), + EQ5P_PINFUNCTION("uart_ssi", eq5p_eyeq6lplus_uart_ssi_groups), + EQ5P_PINFUNCTION("spi0", eq5p_eyeq6lplus_spi0_groups), + EQ5P_PINFUNCTION("uart0", eq5p_eyeq6lplus_uart0_groups), + EQ5P_PINFUNCTION("timer2", eq5p_eyeq6lplus_timer2_groups), + EQ5P_PINFUNCTION("timer3", eq5p_eyeq6lplus_timer3_groups), + EQ5P_PINFUNCTION("timer_ext0", eq5p_eyeq6lplus_timer_ext0_groups), + EQ5P_PINFUNCTION("spi1", eq5p_eyeq6lplus_spi1_groups), + EQ5P_PINFUNCTION("timer_ext1", eq5p_eyeq6lplus_timer_ext1_groups), + EQ5P_PINFUNCTION("ext_ref_clk", eq5p_eyeq6lplus_ext_ref_clk_groups), + EQ5P_PINFUNCTION("mipi_ref_clk", eq5p_eyeq6lplus_mipi_ref_clk_groups), +}; + +static const struct eq5p_bank eq5p_eyeq6lplus_banks[] = { + { + .npins = ARRAY_SIZE(eq5p_eyeq6lplus_pins), + .regs = {0x0C0, 0x0C4, 0x0D0, 0x0D4, 0x0B0}, + }, +}; + +static const struct eq5p_match_data eq5p_eyeq6lplus_data = { + .npins = ARRAY_SIZE(eq5p_eyeq6lplus_pins), + .nfunctions = ARRAY_SIZE(eq5p_eyeq6lplus_functions), + .nbanks = ARRAY_SIZE(eq5p_eyeq6lplus_banks), + .pins = eq5p_eyeq6lplus_pins, + .functions = eq5p_eyeq6lplus_functions, + .banks = eq5p_eyeq6lplus_banks, }; static void eq5p_update_bits(const struct eq5p_pinctrl *pctrl, - enum eq5p_bank bank, enum eq5p_regs reg, - u32 mask, u32 val) + const struct eq5p_bank *bank, + enum eq5p_regs reg, u32 mask, u32 val) { - void __iomem *ptr = pctrl->base + eq5p_regs[bank][reg]; + void __iomem *ptr = pctrl->base + bank->regs[reg]; writel((readl(ptr) & ~mask) | (val & mask), ptr); } static bool eq5p_test_bit(const struct eq5p_pinctrl *pctrl, - enum eq5p_bank bank, enum eq5p_regs reg, int offset) + const struct eq5p_bank *bank, + enum eq5p_regs reg, int offset) { - u32 val = readl(pctrl->base + eq5p_regs[bank][reg]); + u32 val = readl(pctrl->base + bank->regs[reg]); if (WARN_ON(offset > 31)) return false; @@ -218,25 +344,29 @@ static bool eq5p_test_bit(const struct eq5p_pinctrl *pctrl, return (val & BIT(offset)) != 0; } -static enum eq5p_bank eq5p_pin_to_bank(unsigned int pin) +static int eq5p_pin_to_bank_offset(const struct eq5p_pinctrl *pctrl, unsigned int pin, + const struct eq5p_bank **bank, unsigned int *offset) { - if (pin < EQ5P_PIN_OFFSET_BANK_B) - return EQ5P_BANK_A; - else - return EQ5P_BANK_B; -} + for (unsigned int i = 0; i < pctrl->data->nbanks; i++) { + const struct eq5p_bank *_bank = &pctrl->data->banks[i]; + unsigned int npins = _bank->npins; + + if (pin < npins) { + *bank = _bank; + *offset = pin; + return 0; + } + pin -= npins; + } -static unsigned int eq5p_pin_to_offset(unsigned int pin) -{ - if (pin < EQ5P_PIN_OFFSET_BANK_B) - return pin; - else - return pin - EQ5P_PIN_OFFSET_BANK_B; + return -EINVAL; } static int eq5p_pinctrl_get_groups_count(struct pinctrl_dev *pctldev) { - return ARRAY_SIZE(eq5p_pins); + struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); + + return pctrl->data->npins; } static const char *eq5p_pinctrl_get_group_name(struct pinctrl_dev *pctldev, @@ -260,10 +390,15 @@ static int eq5p_pinconf_get(struct pinctrl_dev *pctldev, unsigned int pin, { enum pin_config_param param = pinconf_to_config_param(*config); struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); - unsigned int offset = eq5p_pin_to_offset(pin); - enum eq5p_bank bank = eq5p_pin_to_bank(pin); + const struct eq5p_bank *bank; + unsigned int offset; u32 val_ds, arg; bool pd, pu; + int ret; + + ret = eq5p_pin_to_bank_offset(pctrl, pin, &bank, &offset); + if (ret) + return ret; pd = eq5p_test_bit(pctrl, bank, EQ5P_PD, offset); pu = eq5p_test_bit(pctrl, bank, EQ5P_PU, offset); @@ -281,10 +416,10 @@ static int eq5p_pinconf_get(struct pinctrl_dev *pctldev, unsigned int pin, case PIN_CONFIG_DRIVE_STRENGTH: offset *= 2; /* two bits per pin */ if (offset >= 32) { - val_ds = readl(pctrl->base + eq5p_regs[bank][EQ5P_DS_HIGH]); + val_ds = readl(pctrl->base + bank->regs[EQ5P_DS_HIGH]); offset -= 32; } else { - val_ds = readl(pctrl->base + eq5p_regs[bank][EQ5P_DS_LOW]); + val_ds = readl(pctrl->base + bank->regs[EQ5P_DS_LOW]); } arg = (val_ds >> offset) & EQ5P_DS_MASK; break; @@ -302,30 +437,35 @@ static void eq5p_pinctrl_pin_dbg_show(struct pinctrl_dev *pctldev, { struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); const char *pin_name = pctrl->desc.pins[pin].name; - unsigned int offset = eq5p_pin_to_offset(pin); - enum eq5p_bank bank = eq5p_pin_to_bank(pin); + const struct eq5p_bank *bank; const char *func_name, *bias; unsigned long ds_config; + unsigned int offset; u32 drive_strength; bool pd, pu; int i, j; + if (eq5p_pin_to_bank_offset(pctrl, pin, &bank, &offset)) { + seq_puts(s, "unknown pin"); + return; + } + /* * First, let's get the function name. All pins have only two functions: * GPIO (IOCR == 0) and something else (IOCR == 1). */ if (eq5p_test_bit(pctrl, bank, EQ5P_IOCR, offset)) { func_name = NULL; - for (i = 0; i < ARRAY_SIZE(eq5p_functions); i++) { - if (i == GPIO_FUNC_SELECTOR) + for (i = 0; i < pctrl->data->nfunctions; i++) { + if (i == EQ5P_GPIO_FUNC_SELECTOR) continue; - for (j = 0; j < eq5p_functions[i].ngroups; j++) { + for (j = 0; j < pctrl->data->functions[i].ngroups; j++) { /* Groups and pins are the same thing for us. */ - const char *x = eq5p_functions[i].groups[j]; + const char *x = pctrl->data->functions[i].groups[j]; if (strcmp(x, pin_name) == 0) { - func_name = eq5p_functions[i].name; + func_name = pctrl->data->functions[i].name; break; } } @@ -341,7 +481,7 @@ static void eq5p_pinctrl_pin_dbg_show(struct pinctrl_dev *pctldev, if (!func_name) func_name = "unknown"; } else { - func_name = eq5p_functions[GPIO_FUNC_SELECTOR].name; + func_name = pctrl->data->functions[EQ5P_GPIO_FUNC_SELECTOR].name; } /* Second, we retrieve the bias. */ @@ -376,13 +516,17 @@ static const struct pinctrl_ops eq5p_pinctrl_ops = { static int eq5p_pinmux_get_functions_count(struct pinctrl_dev *pctldev) { - return ARRAY_SIZE(eq5p_functions); + struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); + + return pctrl->data->nfunctions; } static const char *eq5p_pinmux_get_function_name(struct pinctrl_dev *pctldev, unsigned int selector) { - return eq5p_functions[selector].name; + struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); + + return pctrl->data->functions[selector].name; } static int eq5p_pinmux_get_function_groups(struct pinctrl_dev *pctldev, @@ -390,8 +534,10 @@ static int eq5p_pinmux_get_function_groups(struct pinctrl_dev *pctldev, const char * const **groups, unsigned int *num_groups) { - *groups = eq5p_functions[selector].groups; - *num_groups = eq5p_functions[selector].ngroups; + struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); + + *groups = pctrl->data->functions[selector].groups; + *num_groups = pctrl->data->functions[selector].ngroups; return 0; } @@ -399,12 +545,17 @@ static int eq5p_pinmux_set_mux(struct pinctrl_dev *pctldev, unsigned int func_selector, unsigned int pin) { struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); - const char *func_name = eq5p_functions[func_selector].name; + const char *func_name = pctrl->data->functions[func_selector].name; const char *group_name = pctldev->desc->pins[pin].name; - bool is_gpio = func_selector == GPIO_FUNC_SELECTOR; - unsigned int offset = eq5p_pin_to_offset(pin); - enum eq5p_bank bank = eq5p_pin_to_bank(pin); + bool is_gpio = func_selector == EQ5P_GPIO_FUNC_SELECTOR; + const struct eq5p_bank *bank; + unsigned int offset; u32 mask, val; + int ret; + + ret = eq5p_pin_to_bank_offset(pctrl, pin, &bank, &offset); + if (ret) + return ret; dev_dbg(pctldev->dev, "func=%s group=%s\n", func_name, group_name); @@ -419,7 +570,7 @@ static int eq5p_pinmux_gpio_request_enable(struct pinctrl_dev *pctldev, unsigned int pin) { /* Pin numbers and group selectors are the same thing in our case. */ - return eq5p_pinmux_set_mux(pctldev, GPIO_FUNC_SELECTOR, pin); + return eq5p_pinmux_set_mux(pctldev, EQ5P_GPIO_FUNC_SELECTOR, pin); } static const struct pinmux_ops eq5p_pinmux_ops = { @@ -435,10 +586,15 @@ static int eq5p_pinconf_set_drive_strength(struct pinctrl_dev *pctldev, unsigned int pin, u32 arg) { struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); - unsigned int offset = eq5p_pin_to_offset(pin); - enum eq5p_bank bank = eq5p_pin_to_bank(pin); + const struct eq5p_bank *bank; + unsigned int offset; unsigned int reg; u32 mask, val; + int ret; + + ret = eq5p_pin_to_bank_offset(pctrl, pin, &bank, &offset); + if (ret) + return ret; if (arg & ~EQ5P_DS_MASK) { dev_err(pctldev->dev, "Unsupported drive strength: %u\n", arg); @@ -465,12 +621,18 @@ static int eq5p_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, { struct eq5p_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); const char *pin_name = pctldev->desc->pins[pin].name; - unsigned int offset = eq5p_pin_to_offset(pin); - enum eq5p_bank bank = eq5p_pin_to_bank(pin); struct device *dev = pctldev->dev; - u32 val = BIT(offset); + const struct eq5p_bank *bank; + unsigned int offset; unsigned int i; + u32 val; + int ret; + + ret = eq5p_pin_to_bank_offset(pctrl, pin, &bank, &offset); + if (ret) + return ret; + val = BIT(offset); for (i = 0; i < num_configs; i++) { enum pin_config_param param = pinconf_to_config_param(configs[i]); u32 arg = pinconf_to_config_argument(configs[i]); @@ -533,19 +695,26 @@ static const struct pinconf_ops eq5p_pinconf_ops = { static int eq5p_probe(struct auxiliary_device *adev, const struct auxiliary_device_id *id) { + const struct of_device_id *match; struct device *dev = &adev->dev; struct pinctrl_dev *pctldev; struct eq5p_pinctrl *pctrl; int ret; + /* Get match data based on parent OF node set in clk-eyeq */ + match = of_match_node(dev->driver->of_match_table, dev->of_node); + if (!match || !match->data) + return -ENODEV; + pctrl = devm_kzalloc(dev, sizeof(*pctrl), GFP_KERNEL); if (!pctrl) return -ENOMEM; pctrl->base = (void __iomem *)dev_get_platdata(dev); + pctrl->data = match->data; pctrl->desc.name = dev_name(dev); - pctrl->desc.pins = eq5p_pins; - pctrl->desc.npins = ARRAY_SIZE(eq5p_pins); + pctrl->desc.pins = pctrl->data->pins; + pctrl->desc.npins = pctrl->data->npins; pctrl->desc.pctlops = &eq5p_pinctrl_ops; pctrl->desc.pmxops = &eq5p_pinmux_ops; pctrl->desc.confops = &eq5p_pinconf_ops; @@ -562,6 +731,13 @@ static int eq5p_probe(struct auxiliary_device *adev, return 0; } +static const struct of_device_id eq5p_match_table[] = { + { .compatible = "mobileye,eyeq5-olb", .data = &eq5p_eyeq5_data }, + { .compatible = "mobileye,eyeq6lplus-olb", .data = &eq5p_eyeq6lplus_data }, + {} +}; +MODULE_DEVICE_TABLE(of, eq5p_match_table); + static const struct auxiliary_device_id eq5p_id_table[] = { { .name = "clk_eyeq.pinctrl" }, {} @@ -571,5 +747,8 @@ MODULE_DEVICE_TABLE(auxiliary, eq5p_id_table); static struct auxiliary_driver eq5p_driver = { .probe = eq5p_probe, .id_table = eq5p_id_table, + .driver = { + .of_match_table = eq5p_match_table, + } }; module_auxiliary_driver(eq5p_driver); |
