diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-bm1880.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-bm1880.c | 733 |
1 files changed, 563 insertions, 170 deletions
diff --git a/drivers/pinctrl/pinctrl-bm1880.c b/drivers/pinctrl/pinctrl-bm1880.c index 446b07d8fbfc..63b130cb1ffb 100644 --- a/drivers/pinctrl/pinctrl-bm1880.c +++ b/drivers/pinctrl/pinctrl-bm1880.c @@ -27,6 +27,7 @@ * @ngroups: Number of @groups * @funcs: Pinmux functions * @nfuncs: Number of @funcs + * @pconf: Pinconf data */ struct bm1880_pinctrl { void __iomem *base; @@ -35,6 +36,7 @@ struct bm1880_pinctrl { unsigned int ngroups; const struct bm1880_pinmux_function *funcs; unsigned int nfuncs; + const struct bm1880_pinconf_data *pinconf; }; /** @@ -55,7 +57,6 @@ struct bm1880_pctrl_group { * @groups: List of pingroups for this function. * @ngroups: Number of entries in @groups. * @mux_val: Selector for this function - * @mux_mask: Mask for function specific selector * @mux: Offset of function specific mux * @mux_shift: Shift for function specific selector */ @@ -64,11 +65,18 @@ struct bm1880_pinmux_function { const char * const *groups; unsigned int ngroups; u32 mux_val; - u32 mux_mask; u32 mux; u8 mux_shift; }; +/** + * struct bm1880_pinconf_data - pinconf data + * @drv_bits: Drive strength bit width + */ +struct bm1880_pinconf_data { + u32 drv_bits; +}; + static const struct pinctrl_pin_desc bm1880_pins[] = { PINCTRL_PIN(0, "MIO0"), PINCTRL_PIN(1, "MIO1"), @@ -636,165 +644,273 @@ static const char * const i2s1_group[] = { "i2s1_grp" }; static const char * const i2s1_mclkin_group[] = { "i2s1_mclkin_grp" }; static const char * const spi0_group[] = { "spi0_grp" }; -#define BM1880_PINMUX_FUNCTION(fname, mval, mask) \ +#define BM1880_PINMUX_FUNCTION(fname, mval) \ [F_##fname] = { \ .name = #fname, \ .groups = fname##_group, \ .ngroups = ARRAY_SIZE(fname##_group), \ .mux_val = mval, \ - .mux_mask = mask, \ } -#define BM1880_PINMUX_FUNCTION_MUX(fname, mval, mask, offset, shift)\ - [F_##fname] = { \ - .name = #fname, \ - .groups = fname##_group, \ - .ngroups = ARRAY_SIZE(fname##_group), \ - .mux_val = mval, \ - .mux_mask = mask, \ - .mux = offset, \ - .mux_shift = shift, \ +static const struct bm1880_pinmux_function bm1880_pmux_functions[] = { + BM1880_PINMUX_FUNCTION(nand, 2), + BM1880_PINMUX_FUNCTION(spi, 0), + BM1880_PINMUX_FUNCTION(emmc, 1), + BM1880_PINMUX_FUNCTION(sdio, 0), + BM1880_PINMUX_FUNCTION(eth0, 0), + BM1880_PINMUX_FUNCTION(pwm0, 2), + BM1880_PINMUX_FUNCTION(pwm1, 2), + BM1880_PINMUX_FUNCTION(pwm2, 2), + BM1880_PINMUX_FUNCTION(pwm3, 2), + BM1880_PINMUX_FUNCTION(pwm4, 2), + BM1880_PINMUX_FUNCTION(pwm5, 2), + BM1880_PINMUX_FUNCTION(pwm6, 2), + BM1880_PINMUX_FUNCTION(pwm7, 2), + BM1880_PINMUX_FUNCTION(pwm8, 2), + BM1880_PINMUX_FUNCTION(pwm9, 2), + BM1880_PINMUX_FUNCTION(pwm10, 2), + BM1880_PINMUX_FUNCTION(pwm11, 2), + BM1880_PINMUX_FUNCTION(pwm12, 2), + BM1880_PINMUX_FUNCTION(pwm13, 2), + BM1880_PINMUX_FUNCTION(pwm14, 2), + BM1880_PINMUX_FUNCTION(pwm15, 2), + BM1880_PINMUX_FUNCTION(pwm16, 2), + BM1880_PINMUX_FUNCTION(pwm17, 2), + BM1880_PINMUX_FUNCTION(pwm18, 2), + BM1880_PINMUX_FUNCTION(pwm19, 2), + BM1880_PINMUX_FUNCTION(pwm20, 2), + BM1880_PINMUX_FUNCTION(pwm21, 2), + BM1880_PINMUX_FUNCTION(pwm22, 2), + BM1880_PINMUX_FUNCTION(pwm23, 2), + BM1880_PINMUX_FUNCTION(pwm24, 2), + BM1880_PINMUX_FUNCTION(pwm25, 2), + BM1880_PINMUX_FUNCTION(pwm26, 2), + BM1880_PINMUX_FUNCTION(pwm27, 2), + BM1880_PINMUX_FUNCTION(pwm28, 2), + BM1880_PINMUX_FUNCTION(pwm29, 2), + BM1880_PINMUX_FUNCTION(pwm30, 2), + BM1880_PINMUX_FUNCTION(pwm31, 2), + BM1880_PINMUX_FUNCTION(pwm32, 2), + BM1880_PINMUX_FUNCTION(pwm33, 2), + BM1880_PINMUX_FUNCTION(pwm34, 2), + BM1880_PINMUX_FUNCTION(pwm35, 2), + BM1880_PINMUX_FUNCTION(pwm36, 2), + BM1880_PINMUX_FUNCTION(pwm37, 2), + BM1880_PINMUX_FUNCTION(i2c0, 1), + BM1880_PINMUX_FUNCTION(i2c1, 1), + BM1880_PINMUX_FUNCTION(i2c2, 1), + BM1880_PINMUX_FUNCTION(i2c3, 1), + BM1880_PINMUX_FUNCTION(i2c4, 1), + BM1880_PINMUX_FUNCTION(uart0, 3), + BM1880_PINMUX_FUNCTION(uart1, 3), + BM1880_PINMUX_FUNCTION(uart2, 3), + BM1880_PINMUX_FUNCTION(uart3, 3), + BM1880_PINMUX_FUNCTION(uart4, 1), + BM1880_PINMUX_FUNCTION(uart5, 1), + BM1880_PINMUX_FUNCTION(uart6, 1), + BM1880_PINMUX_FUNCTION(uart7, 1), + BM1880_PINMUX_FUNCTION(uart8, 1), + BM1880_PINMUX_FUNCTION(uart9, 1), + BM1880_PINMUX_FUNCTION(uart10, 1), + BM1880_PINMUX_FUNCTION(uart11, 1), + BM1880_PINMUX_FUNCTION(uart12, 3), + BM1880_PINMUX_FUNCTION(uart13, 3), + BM1880_PINMUX_FUNCTION(uart14, 3), + BM1880_PINMUX_FUNCTION(uart15, 3), + BM1880_PINMUX_FUNCTION(gpio0, 0), + BM1880_PINMUX_FUNCTION(gpio1, 0), + BM1880_PINMUX_FUNCTION(gpio2, 0), + BM1880_PINMUX_FUNCTION(gpio3, 0), + BM1880_PINMUX_FUNCTION(gpio4, 0), + BM1880_PINMUX_FUNCTION(gpio5, 0), + BM1880_PINMUX_FUNCTION(gpio6, 0), + BM1880_PINMUX_FUNCTION(gpio7, 0), + BM1880_PINMUX_FUNCTION(gpio8, 0), + BM1880_PINMUX_FUNCTION(gpio9, 0), + BM1880_PINMUX_FUNCTION(gpio10, 0), + BM1880_PINMUX_FUNCTION(gpio11, 0), + BM1880_PINMUX_FUNCTION(gpio12, 1), + BM1880_PINMUX_FUNCTION(gpio13, 1), + BM1880_PINMUX_FUNCTION(gpio14, 0), + BM1880_PINMUX_FUNCTION(gpio15, 0), + BM1880_PINMUX_FUNCTION(gpio16, 0), + BM1880_PINMUX_FUNCTION(gpio17, 0), + BM1880_PINMUX_FUNCTION(gpio18, 0), + BM1880_PINMUX_FUNCTION(gpio19, 0), + BM1880_PINMUX_FUNCTION(gpio20, 0), + BM1880_PINMUX_FUNCTION(gpio21, 0), + BM1880_PINMUX_FUNCTION(gpio22, 0), + BM1880_PINMUX_FUNCTION(gpio23, 0), + BM1880_PINMUX_FUNCTION(gpio24, 0), + BM1880_PINMUX_FUNCTION(gpio25, 0), + BM1880_PINMUX_FUNCTION(gpio26, 0), + BM1880_PINMUX_FUNCTION(gpio27, 0), + BM1880_PINMUX_FUNCTION(gpio28, 0), + BM1880_PINMUX_FUNCTION(gpio29, 0), + BM1880_PINMUX_FUNCTION(gpio30, 0), + BM1880_PINMUX_FUNCTION(gpio31, 0), + BM1880_PINMUX_FUNCTION(gpio32, 0), + BM1880_PINMUX_FUNCTION(gpio33, 0), + BM1880_PINMUX_FUNCTION(gpio34, 0), + BM1880_PINMUX_FUNCTION(gpio35, 0), + BM1880_PINMUX_FUNCTION(gpio36, 0), + BM1880_PINMUX_FUNCTION(gpio37, 0), + BM1880_PINMUX_FUNCTION(gpio38, 0), + BM1880_PINMUX_FUNCTION(gpio39, 0), + BM1880_PINMUX_FUNCTION(gpio40, 0), + BM1880_PINMUX_FUNCTION(gpio41, 0), + BM1880_PINMUX_FUNCTION(gpio42, 0), + BM1880_PINMUX_FUNCTION(gpio43, 0), + BM1880_PINMUX_FUNCTION(gpio44, 0), + BM1880_PINMUX_FUNCTION(gpio45, 0), + BM1880_PINMUX_FUNCTION(gpio46, 0), + BM1880_PINMUX_FUNCTION(gpio47, 0), + BM1880_PINMUX_FUNCTION(gpio48, 0), + BM1880_PINMUX_FUNCTION(gpio49, 0), + BM1880_PINMUX_FUNCTION(gpio50, 0), + BM1880_PINMUX_FUNCTION(gpio51, 0), + BM1880_PINMUX_FUNCTION(gpio52, 0), + BM1880_PINMUX_FUNCTION(gpio53, 0), + BM1880_PINMUX_FUNCTION(gpio54, 0), + BM1880_PINMUX_FUNCTION(gpio55, 0), + BM1880_PINMUX_FUNCTION(gpio56, 0), + BM1880_PINMUX_FUNCTION(gpio57, 0), + BM1880_PINMUX_FUNCTION(gpio58, 0), + BM1880_PINMUX_FUNCTION(gpio59, 0), + BM1880_PINMUX_FUNCTION(gpio60, 0), + BM1880_PINMUX_FUNCTION(gpio61, 0), + BM1880_PINMUX_FUNCTION(gpio62, 0), + BM1880_PINMUX_FUNCTION(gpio63, 0), + BM1880_PINMUX_FUNCTION(gpio64, 0), + BM1880_PINMUX_FUNCTION(gpio65, 0), + BM1880_PINMUX_FUNCTION(gpio66, 0), + BM1880_PINMUX_FUNCTION(gpio67, 0), + BM1880_PINMUX_FUNCTION(eth1, 1), + BM1880_PINMUX_FUNCTION(i2s0, 2), + BM1880_PINMUX_FUNCTION(i2s0_mclkin, 1), + BM1880_PINMUX_FUNCTION(i2s1, 2), + BM1880_PINMUX_FUNCTION(i2s1_mclkin, 1), + BM1880_PINMUX_FUNCTION(spi0, 1), +}; + +#define BM1880_PINCONF_DAT(_width) \ + { \ + .drv_bits = _width, \ } -static const struct bm1880_pinmux_function bm1880_pmux_functions[] = { - BM1880_PINMUX_FUNCTION(nand, 2, 0x03), - BM1880_PINMUX_FUNCTION(spi, 0, 0x03), - BM1880_PINMUX_FUNCTION(emmc, 1, 0x03), - BM1880_PINMUX_FUNCTION(sdio, 0, 0x03), - BM1880_PINMUX_FUNCTION(eth0, 0, 0x03), - BM1880_PINMUX_FUNCTION_MUX(pwm0, 2, 0x0F, 0x50, 0x00), - BM1880_PINMUX_FUNCTION_MUX(pwm1, 2, 0x0F, 0x50, 0x04), - BM1880_PINMUX_FUNCTION_MUX(pwm2, 2, 0x0F, 0x50, 0x08), - BM1880_PINMUX_FUNCTION_MUX(pwm3, 2, 0x0F, 0x50, 0x0C), - BM1880_PINMUX_FUNCTION_MUX(pwm4, 2, 0x0F, 0x50, 0x10), - BM1880_PINMUX_FUNCTION_MUX(pwm5, 2, 0x0F, 0x50, 0x14), - BM1880_PINMUX_FUNCTION_MUX(pwm6, 2, 0x0F, 0x50, 0x18), - BM1880_PINMUX_FUNCTION_MUX(pwm7, 2, 0x0F, 0x50, 0x1C), - BM1880_PINMUX_FUNCTION_MUX(pwm8, 2, 0x0F, 0x54, 0x00), - BM1880_PINMUX_FUNCTION_MUX(pwm9, 2, 0x0F, 0x54, 0x04), - BM1880_PINMUX_FUNCTION_MUX(pwm10, 2, 0x0F, 0x54, 0x08), - BM1880_PINMUX_FUNCTION_MUX(pwm11, 2, 0x0F, 0x54, 0x0C), - BM1880_PINMUX_FUNCTION_MUX(pwm12, 2, 0x0F, 0x54, 0x10), - BM1880_PINMUX_FUNCTION_MUX(pwm13, 2, 0x0F, 0x54, 0x14), - BM1880_PINMUX_FUNCTION_MUX(pwm14, 2, 0x0F, 0x54, 0x18), - BM1880_PINMUX_FUNCTION_MUX(pwm15, 2, 0x0F, 0x54, 0x1C), - BM1880_PINMUX_FUNCTION_MUX(pwm16, 2, 0x0F, 0x58, 0x00), - BM1880_PINMUX_FUNCTION_MUX(pwm17, 2, 0x0F, 0x58, 0x04), - BM1880_PINMUX_FUNCTION_MUX(pwm18, 2, 0x0F, 0x58, 0x08), - BM1880_PINMUX_FUNCTION_MUX(pwm19, 2, 0x0F, 0x58, 0x0C), - BM1880_PINMUX_FUNCTION_MUX(pwm20, 2, 0x0F, 0x58, 0x10), - BM1880_PINMUX_FUNCTION_MUX(pwm21, 2, 0x0F, 0x58, 0x14), - BM1880_PINMUX_FUNCTION_MUX(pwm22, 2, 0x0F, 0x58, 0x18), - BM1880_PINMUX_FUNCTION_MUX(pwm23, 2, 0x0F, 0x58, 0x1C), - BM1880_PINMUX_FUNCTION_MUX(pwm24, 2, 0x0F, 0x5C, 0x00), - BM1880_PINMUX_FUNCTION_MUX(pwm25, 2, 0x0F, 0x5C, 0x04), - BM1880_PINMUX_FUNCTION_MUX(pwm26, 2, 0x0F, 0x5C, 0x08), - BM1880_PINMUX_FUNCTION_MUX(pwm27, 2, 0x0F, 0x5C, 0x0C), - BM1880_PINMUX_FUNCTION_MUX(pwm28, 2, 0x0F, 0x5C, 0x10), - BM1880_PINMUX_FUNCTION_MUX(pwm29, 2, 0x0F, 0x5C, 0x14), - BM1880_PINMUX_FUNCTION_MUX(pwm30, 2, 0x0F, 0x5C, 0x18), - BM1880_PINMUX_FUNCTION_MUX(pwm31, 2, 0x0F, 0x5C, 0x1C), - BM1880_PINMUX_FUNCTION_MUX(pwm32, 2, 0x0F, 0x60, 0x00), - BM1880_PINMUX_FUNCTION_MUX(pwm33, 2, 0x0F, 0x60, 0x04), - BM1880_PINMUX_FUNCTION_MUX(pwm34, 2, 0x0F, 0x60, 0x08), - BM1880_PINMUX_FUNCTION_MUX(pwm35, 2, 0x0F, 0x60, 0x0C), - BM1880_PINMUX_FUNCTION_MUX(pwm36, 2, 0x0F, 0x60, 0x10), - BM1880_PINMUX_FUNCTION_MUX(pwm37, 2, 0x0F, 0x60, 0x1C), - BM1880_PINMUX_FUNCTION(i2c0, 1, 0x03), - BM1880_PINMUX_FUNCTION(i2c1, 1, 0x03), - BM1880_PINMUX_FUNCTION(i2c2, 1, 0x03), - BM1880_PINMUX_FUNCTION(i2c3, 1, 0x03), - BM1880_PINMUX_FUNCTION(i2c4, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart0, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart1, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart2, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart3, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart4, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart5, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart6, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart7, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart8, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart9, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart10, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart11, 1, 0x03), - BM1880_PINMUX_FUNCTION(uart12, 3, 0x03), - BM1880_PINMUX_FUNCTION(uart13, 3, 0x03), - BM1880_PINMUX_FUNCTION(uart14, 3, 0x03), - BM1880_PINMUX_FUNCTION(uart15, 3, 0x03), - BM1880_PINMUX_FUNCTION_MUX(gpio0, 0, 0x03, 0x4E0, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio1, 0, 0x03, 0x4E4, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio2, 0, 0x03, 0x4E4, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio3, 0, 0x03, 0x4E8, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio4, 0, 0x03, 0x4E8, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio5, 0, 0x03, 0x4EC, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio6, 0, 0x03, 0x4EC, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio7, 0, 0x03, 0x4F0, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio8, 0, 0x03, 0x4F0, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio9, 0, 0x03, 0x4F4, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio10, 0, 0x03, 0x4F4, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio11, 0, 0x03, 0x4F8, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio12, 1, 0x03, 0x4F8, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio13, 1, 0x03, 0x4FC, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio14, 0, 0x03, 0x474, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio15, 0, 0x03, 0x478, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio16, 0, 0x03, 0x478, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio17, 0, 0x03, 0x47C, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio18, 0, 0x03, 0x47C, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio19, 0, 0x03, 0x480, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio20, 0, 0x03, 0x480, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio21, 0, 0x03, 0x484, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio22, 0, 0x03, 0x484, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio23, 0, 0x03, 0x488, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio24, 0, 0x03, 0x488, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio25, 0, 0x03, 0x48C, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio26, 0, 0x03, 0x48C, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio27, 0, 0x03, 0x490, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio28, 0, 0x03, 0x490, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio29, 0, 0x03, 0x494, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio30, 0, 0x03, 0x494, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio31, 0, 0x03, 0x498, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio32, 0, 0x03, 0x498, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio33, 0, 0x03, 0x49C, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio34, 0, 0x03, 0x49C, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio35, 0, 0x03, 0x4A0, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio36, 0, 0x03, 0x4A0, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio37, 0, 0x03, 0x4A4, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio38, 0, 0x03, 0x4A4, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio39, 0, 0x03, 0x4A8, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio40, 0, 0x03, 0x4A8, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio41, 0, 0x03, 0x4AC, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio42, 0, 0x03, 0x4AC, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio43, 0, 0x03, 0x4B0, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio44, 0, 0x03, 0x4B0, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio45, 0, 0x03, 0x4B4, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio46, 0, 0x03, 0x4B4, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio47, 0, 0x03, 0x4B8, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio48, 0, 0x03, 0x4B8, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio49, 0, 0x03, 0x4BC, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio50, 0, 0x03, 0x4BC, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio51, 0, 0x03, 0x4C0, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio52, 0, 0x03, 0x4C0, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio53, 0, 0x03, 0x4C4, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio54, 0, 0x03, 0x4C4, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio55, 0, 0x03, 0x4C8, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio56, 0, 0x03, 0x4C8, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio57, 0, 0x03, 0x4CC, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio58, 0, 0x03, 0x4CC, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio59, 0, 0x03, 0x4D0, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio60, 0, 0x03, 0x4D0, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio61, 0, 0x03, 0x4D4, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio62, 0, 0x03, 0x4D4, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio63, 0, 0x03, 0x4D8, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio64, 0, 0x03, 0x4D8, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio65, 0, 0x03, 0x4DC, 0x04), - BM1880_PINMUX_FUNCTION_MUX(gpio66, 0, 0x03, 0x4DC, 0x14), - BM1880_PINMUX_FUNCTION_MUX(gpio67, 0, 0x03, 0x4E0, 0x04), - BM1880_PINMUX_FUNCTION(eth1, 1, 0x03), - BM1880_PINMUX_FUNCTION(i2s0, 2, 0x03), - BM1880_PINMUX_FUNCTION(i2s0_mclkin, 1, 0x03), - BM1880_PINMUX_FUNCTION(i2s1, 2, 0x03), - BM1880_PINMUX_FUNCTION(i2s1_mclkin, 1, 0x03), - BM1880_PINMUX_FUNCTION(spi0, 1, 0x03), +static const struct bm1880_pinconf_data bm1880_pinconf[] = { + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x03), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), + BM1880_PINCONF_DAT(0x02), }; static int bm1880_pctrl_get_groups_count(struct pinctrl_dev *pctldev) @@ -870,33 +986,308 @@ static int bm1880_pinmux_set_mux(struct pinctrl_dev *pctldev, const struct bm1880_pinmux_function *func = &pctrl->funcs[function]; int i; - if (func->mux) { + for (i = 0; i < pgrp->npins; i++) { + unsigned int pin = pgrp->pins[i]; + u32 offset = (pin >> 1) << 2; + u32 mux_offset = ((!((pin + 1) & 1) << 4) + 4); u32 regval = readl_relaxed(pctrl->base + BM1880_REG_MUX + - func->mux); + offset); + + regval &= ~(0x03 << mux_offset); + regval |= func->mux_val << mux_offset; + + writel_relaxed(regval, pctrl->base + BM1880_REG_MUX + offset); + } + + return 0; +} + +#define BM1880_PINCONF(pin, idx) ((!((pin + 1) & 1) << 4) + idx) +#define BM1880_PINCONF_PULLCTRL(pin) BM1880_PINCONF(pin, 0) +#define BM1880_PINCONF_PULLUP(pin) BM1880_PINCONF(pin, 1) +#define BM1880_PINCONF_PULLDOWN(pin) BM1880_PINCONF(pin, 2) +#define BM1880_PINCONF_DRV(pin) BM1880_PINCONF(pin, 6) +#define BM1880_PINCONF_SCHMITT(pin) BM1880_PINCONF(pin, 9) +#define BM1880_PINCONF_SLEW(pin) BM1880_PINCONF(pin, 10) + +static int bm1880_pinconf_drv_set(unsigned int mA, u32 width, + u32 *regval, u32 bit_offset) +{ + u32 _regval; + + _regval = *regval; + + /* + * There are two sets of drive strength bit width exposed by the + * SoC at 4mA step, hence we need to handle them separately. + */ + if (width == 0x03) { + switch (mA) { + case 4: + _regval &= ~(width << bit_offset); + _regval |= (0 << bit_offset); + break; + case 8: + _regval &= ~(width << bit_offset); + _regval |= (1 << bit_offset); + break; + case 12: + _regval &= ~(width << bit_offset); + _regval |= (2 << bit_offset); + break; + case 16: + _regval &= ~(width << bit_offset); + _regval |= (3 << bit_offset); + break; + case 20: + _regval &= ~(width << bit_offset); + _regval |= (4 << bit_offset); + break; + case 24: + _regval &= ~(width << bit_offset); + _regval |= (5 << bit_offset); + break; + case 28: + _regval &= ~(width << bit_offset); + _regval |= (6 << bit_offset); + break; + case 32: + _regval &= ~(width << bit_offset); + _regval |= (7 << bit_offset); + break; + default: + return -EINVAL; + } + } else { + switch (mA) { + case 4: + _regval &= ~(width << bit_offset); + _regval |= (0 << bit_offset); + break; + case 8: + _regval &= ~(width << bit_offset); + _regval |= (1 << bit_offset); + break; + case 12: + _regval &= ~(width << bit_offset); + _regval |= (2 << bit_offset); + break; + case 16: + _regval &= ~(width << bit_offset); + _regval |= (3 << bit_offset); + break; + default: + return -EINVAL; + } + } + + *regval = _regval; + + return 0; +} + +static int bm1880_pinconf_drv_get(u32 width, u32 drv) +{ + int ret = -ENOTSUPP; - regval &= ~(func->mux_mask << func->mux_shift); - regval |= func->mux_val << func->mux_shift; - writel_relaxed(regval, pctrl->base + BM1880_REG_MUX + - func->mux); + /* + * There are two sets of drive strength bit width exposed by the + * SoC at 4mA step, hence we need to handle them separately. + */ + if (width == 0x03) { + switch (drv) { + case 0: + ret = 4; + break; + case 1: + ret = 8; + break; + case 2: + ret = 12; + break; + case 3: + ret = 16; + break; + case 4: + ret = 20; + break; + case 5: + ret = 24; + break; + case 6: + ret = 28; + break; + case 7: + ret = 32; + break; + default: + break; + } } else { - for (i = 0; i < pgrp->npins; i++) { - unsigned int pin = pgrp->pins[i]; - u32 offset = (pin >> 1) << 2; - u32 mux_offset = ((!((pin + 1) & 1) << 4) + 4); - u32 regval = readl_relaxed(pctrl->base + - BM1880_REG_MUX + offset); - - regval &= ~(func->mux_mask << mux_offset); - regval |= func->mux_val << mux_offset; - - writel_relaxed(regval, pctrl->base + - BM1880_REG_MUX + offset); + switch (drv) { + case 0: + ret = 4; + break; + case 1: + ret = 8; + break; + case 2: + ret = 12; + break; + case 3: + ret = 16; + break; + default: + break; + } + } + + return ret; +} + +static int bm1880_pinconf_cfg_get(struct pinctrl_dev *pctldev, + unsigned int pin, + unsigned long *config) +{ + struct bm1880_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); + unsigned int param = pinconf_to_config_param(*config); + unsigned int arg = 0; + u32 regval, offset, bit_offset; + int ret; + + offset = (pin >> 1) << 2; + regval = readl_relaxed(pctrl->base + BM1880_REG_MUX + offset); + + switch (param) { + case PIN_CONFIG_BIAS_PULL_UP: + bit_offset = BM1880_PINCONF_PULLUP(pin); + arg = !!(regval & BIT(bit_offset)); + break; + case PIN_CONFIG_BIAS_PULL_DOWN: + bit_offset = BM1880_PINCONF_PULLDOWN(pin); + arg = !!(regval & BIT(bit_offset)); + break; + case PIN_CONFIG_BIAS_DISABLE: + bit_offset = BM1880_PINCONF_PULLCTRL(pin); + arg = !!(regval & BIT(bit_offset)); + break; + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + bit_offset = BM1880_PINCONF_SCHMITT(pin); + arg = !!(regval & BIT(bit_offset)); + break; + case PIN_CONFIG_SLEW_RATE: + bit_offset = BM1880_PINCONF_SLEW(pin); + arg = !!(regval & BIT(bit_offset)); + break; + case PIN_CONFIG_DRIVE_STRENGTH: + bit_offset = BM1880_PINCONF_DRV(pin); + ret = bm1880_pinconf_drv_get(pctrl->pinconf[pin].drv_bits, + !!(regval & BIT(bit_offset))); + if (ret < 0) + return ret; + + arg = ret; + break; + default: + return -ENOTSUPP; + } + + *config = pinconf_to_config_packed(param, arg); + + return 0; +} + +static int bm1880_pinconf_cfg_set(struct pinctrl_dev *pctldev, + unsigned int pin, + unsigned long *configs, + unsigned int num_configs) +{ + struct bm1880_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); + u32 regval, offset, bit_offset; + int i, ret; + + offset = (pin >> 1) << 2; + regval = readl_relaxed(pctrl->base + BM1880_REG_MUX + offset); + + for (i = 0; i < num_configs; i++) { + unsigned int param = pinconf_to_config_param(configs[i]); + unsigned int arg = pinconf_to_config_argument(configs[i]); + + switch (param) { + case PIN_CONFIG_BIAS_PULL_UP: + bit_offset = BM1880_PINCONF_PULLUP(pin); + regval |= BIT(bit_offset); + break; + case PIN_CONFIG_BIAS_PULL_DOWN: + bit_offset = BM1880_PINCONF_PULLDOWN(pin); + regval |= BIT(bit_offset); + break; + case PIN_CONFIG_BIAS_DISABLE: + bit_offset = BM1880_PINCONF_PULLCTRL(pin); + regval |= BIT(bit_offset); + break; + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + bit_offset = BM1880_PINCONF_SCHMITT(pin); + if (arg) + regval |= BIT(bit_offset); + else + regval &= ~BIT(bit_offset); + break; + case PIN_CONFIG_SLEW_RATE: + bit_offset = BM1880_PINCONF_SLEW(pin); + if (arg) + regval |= BIT(bit_offset); + else + regval &= ~BIT(bit_offset); + break; + case PIN_CONFIG_DRIVE_STRENGTH: + bit_offset = BM1880_PINCONF_DRV(pin); + ret = bm1880_pinconf_drv_set(arg, + pctrl->pinconf[pin].drv_bits, + ®val, bit_offset); + if (ret < 0) + return ret; + + break; + default: + dev_warn(pctldev->dev, + "unsupported configuration parameter '%u'\n", + param); + continue; } + + writel_relaxed(regval, pctrl->base + BM1880_REG_MUX + offset); } return 0; } +static int bm1880_pinconf_group_set(struct pinctrl_dev *pctldev, + unsigned int selector, + unsigned long *configs, + unsigned int num_configs) +{ + int i, ret; + struct bm1880_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); + const struct bm1880_pctrl_group *pgrp = &pctrl->groups[selector]; + + for (i = 0; i < pgrp->npins; i++) { + ret = bm1880_pinconf_cfg_set(pctldev, pgrp->pins[i], configs, + num_configs); + if (ret) + return ret; + } + + return 0; +} + +static const struct pinconf_ops bm1880_pinconf_ops = { + .is_generic = true, + .pin_config_get = bm1880_pinconf_cfg_get, + .pin_config_set = bm1880_pinconf_cfg_set, + .pin_config_group_set = bm1880_pinconf_group_set, +}; + static const struct pinmux_ops bm1880_pinmux_ops = { .get_functions_count = bm1880_pmux_get_functions_count, .get_function_name = bm1880_pmux_get_function_name, @@ -910,6 +1301,7 @@ static struct pinctrl_desc bm1880_desc = { .npins = ARRAY_SIZE(bm1880_pins), .pctlops = &bm1880_pctrl_ops, .pmxops = &bm1880_pinmux_ops, + .confops = &bm1880_pinconf_ops, .owner = THIS_MODULE, }; @@ -932,6 +1324,7 @@ static int bm1880_pinctrl_probe(struct platform_device *pdev) pctrl->ngroups = ARRAY_SIZE(bm1880_pctrl_groups); pctrl->funcs = bm1880_pmux_functions; pctrl->nfuncs = ARRAY_SIZE(bm1880_pmux_functions); + pctrl->pinconf = bm1880_pinconf; pctrl->pctrldev = devm_pinctrl_register(&pdev->dev, &bm1880_desc, pctrl); |