diff options
| -rw-r--r-- | arch/arm/plat-nomadik/include/plat/gpio-nomadik.h | 6 | ||||
| -rw-r--r-- | arch/arm/plat-nomadik/include/plat/pincfg.h | 2 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-nomadik-db8500.c | 289 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-nomadik-db8540.c | 344 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-nomadik.c | 101 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-nomadik.h | 78 |
6 files changed, 773 insertions, 47 deletions
diff --git a/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h b/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h index 826de74bfdd1..c08a54d9d889 100644 --- a/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h +++ b/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h @@ -45,6 +45,12 @@ #define NMK_GPIO_ALT_B 2 #define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B) +#define NMK_GPIO_ALT_CX_SHIFT 2 +#define NMK_GPIO_ALT_C1 ((1<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C2 ((2<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C3 ((3<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C4 ((4<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) + /* Pull up/down values */ enum nmk_gpio_pull { NMK_GPIO_PULL_NONE, diff --git a/arch/arm/plat-nomadik/include/plat/pincfg.h b/arch/arm/plat-nomadik/include/plat/pincfg.h index 9c949c7c98a7..3b8ec60af351 100644 --- a/arch/arm/plat-nomadik/include/plat/pincfg.h +++ b/arch/arm/plat-nomadik/include/plat/pincfg.h @@ -25,6 +25,8 @@ * bit 19..20 - SLPM direction * bit 21..22 - SLPM Value (if output) * bit 23..25 - PDIS value (if input) + * bit 26 - Gpio mode + * bit 27 - Sleep mode * * to facilitate the definition, the following macros are provided * diff --git a/drivers/pinctrl/pinctrl-nomadik-db8500.c b/drivers/pinctrl/pinctrl-nomadik-db8500.c index ec6209dd7c39..debaa75b0552 100644 --- a/drivers/pinctrl/pinctrl-nomadik-db8500.c +++ b/drivers/pinctrl/pinctrl-nomadik-db8500.c @@ -725,10 +725,10 @@ static const struct nmk_pingroup nmk_db8500_groups[] = { DB8500_PIN_GROUP(spi0_c_1, NMK_GPIO_ALT_C), DB8500_PIN_GROUP(usbsim_c_2, NMK_GPIO_ALT_C), DB8500_PIN_GROUP(i2c3_c_2, NMK_GPIO_ALT_C), - /* Other alt C1 column, these are still configured as alt C */ - DB8500_PIN_GROUP(kp_oc1_1, NMK_GPIO_ALT_C), - DB8500_PIN_GROUP(spi2_oc1_1, NMK_GPIO_ALT_C), - DB8500_PIN_GROUP(spi2_oc1_2, NMK_GPIO_ALT_C), + /* Other alt C1 column */ + DB8500_PIN_GROUP(kp_oc1_1, NMK_GPIO_ALT_C1), + DB8500_PIN_GROUP(spi2_oc1_1, NMK_GPIO_ALT_C1), + DB8500_PIN_GROUP(spi2_oc1_2, NMK_GPIO_ALT_C1), }; /* We use this macro to define the groups applicable to a function */ @@ -860,6 +860,284 @@ static const struct nmk_function nmk_db8500_functions[] = { FUNCTION(spi2), }; +static const struct prcm_gpiocr_altcx_pin_desc db8500_altcx_pins[] = { + PRCM_GPIOCR_ALTCX(23, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_CLK_a */ + true, PRCM_IDX_GPIOCR1, 7, /* SBAG_CLK_a */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(24, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE or U2_RXD ??? */ + true, PRCM_IDX_GPIOCR1, 7, /* SBAG_VAL_a */ + true, PRCM_IDX_GPIOCR1, 10, /* STM_MOD_CMD0 */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(25, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[0] */ + true, PRCM_IDX_GPIOCR1, 7, /* SBAG_D_a[0] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(26, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[1] */ + true, PRCM_IDX_GPIOCR1, 7, /* SBAG_D_a[1] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(27, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[2] */ + true, PRCM_IDX_GPIOCR1, 7, /* SBAG_D_a[2] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(28, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[3] */ + true, PRCM_IDX_GPIOCR1, 7, /* SBAG_D_a[3] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(29, false, 0, 0, + false, 0, 0, + true, PRCM_IDX_GPIOCR1, 10, /* STM_MOD_CMD0 */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(30, false, 0, 0, + false, 0, 0, + true, PRCM_IDX_GPIOCR1, 10, /* STM_MOD_CMD0 */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(31, false, 0, 0, + false, 0, 0, + true, PRCM_IDX_GPIOCR1, 10, /* STM_MOD_CMD0 */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(32, false, 0, 0, + false, 0, 0, + true, PRCM_IDX_GPIOCR1, 10, /* STM_MOD_CMD0 */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(68, true, PRCM_IDX_GPIOCR1, 18, /* REMAP_SELECT_ON */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(69, true, PRCM_IDX_GPIOCR1, 18, /* REMAP_SELECT_ON */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(70, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D23 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + true, PRCM_IDX_GPIOCR1, 11, /* STM_MOD_CMD1 */ + true, PRCM_IDX_GPIOCR1, 8 /* SBAG_CLK */ + ), + PRCM_GPIOCR_ALTCX(71, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D22 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + true, PRCM_IDX_GPIOCR1, 11, /* STM_MOD_CMD1 */ + true, PRCM_IDX_GPIOCR1, 8 /* SBAG_D3 */ + ), + PRCM_GPIOCR_ALTCX(72, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D21 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + true, PRCM_IDX_GPIOCR1, 11, /* STM_MOD_CMD1 */ + true, PRCM_IDX_GPIOCR1, 8 /* SBAG_D2 */ + ), + PRCM_GPIOCR_ALTCX(73, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D20 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + true, PRCM_IDX_GPIOCR1, 11, /* STM_MOD_CMD1 */ + true, PRCM_IDX_GPIOCR1, 8 /* SBAG_D1 */ + ), + PRCM_GPIOCR_ALTCX(74, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D19 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + true, PRCM_IDX_GPIOCR1, 11, /* STM_MOD_CMD1 */ + true, PRCM_IDX_GPIOCR1, 8 /* SBAG_D0 */ + ), + PRCM_GPIOCR_ALTCX(75, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D18 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + true, PRCM_IDX_GPIOCR1, 0, /* DBG_UARTMOD_CMD0 */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(76, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D17 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + true, PRCM_IDX_GPIOCR1, 0, /* DBG_UARTMOD_CMD0 */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(77, true, PRCM_IDX_GPIOCR1, 5, /* PTM_A9_D16 */ + true, PRCM_IDX_GPIOCR2, 2, /* DBG_ETM_R4_CMD0 */ + false, 0, 0, + true, PRCM_IDX_GPIOCR1, 8 /* SBAG_VAL */ + ), + PRCM_GPIOCR_ALTCX(86, true, PRCM_IDX_GPIOCR1, 12, /* KP_O3 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(87, true, PRCM_IDX_GPIOCR1, 12, /* KP_O2 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(88, true, PRCM_IDX_GPIOCR1, 12, /* KP_I3 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(89, true, PRCM_IDX_GPIOCR1, 12, /* KP_I2 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(90, true, PRCM_IDX_GPIOCR1, 12, /* KP_O1 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(91, true, PRCM_IDX_GPIOCR1, 12, /* KP_O0 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(92, true, PRCM_IDX_GPIOCR1, 12, /* KP_I1 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(93, true, PRCM_IDX_GPIOCR1, 12, /* KP_I0 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(96, true, PRCM_IDX_GPIOCR2, 3, /* RF_INT */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(97, true, PRCM_IDX_GPIOCR2, 1, /* RF_CTRL */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(151, false, 0, 0, + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_CTL */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS17 */ + ), + PRCM_GPIOCR_ALTCX(152, true, PRCM_IDX_GPIOCR1, 4, /* Hx_CLK */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_CLK */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS16 */ + ), + PRCM_GPIOCR_ALTCX(153, true, PRCM_IDX_GPIOCR1, 1, /* UARTMOD_CMD1 */ + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D15 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS15 */ + ), + PRCM_GPIOCR_ALTCX(154, true, PRCM_IDX_GPIOCR1, 1, /* UARTMOD_CMD1 */ + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D14 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS14 */ + ), + PRCM_GPIOCR_ALTCX(155, true, PRCM_IDX_GPIOCR1, 13, /* STM_MOD_CMD2 */ + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D13 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS13 */ + ), + PRCM_GPIOCR_ALTCX(156, true, PRCM_IDX_GPIOCR1, 13, /* STM_MOD_CMD2 */ + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D12 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS12 */ + ), + PRCM_GPIOCR_ALTCX(157, true, PRCM_IDX_GPIOCR1, 13, /* STM_MOD_CMD2 */ + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D11 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS11 */ + ), + PRCM_GPIOCR_ALTCX(158, true, PRCM_IDX_GPIOCR1, 13, /* STM_MOD_CMD2 */ + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D10 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS10 */ + ), + PRCM_GPIOCR_ALTCX(159, true, PRCM_IDX_GPIOCR1, 13, /* STM_MOD_CMD2 */ + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D9 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS9 */ + ), + PRCM_GPIOCR_ALTCX(160, false, 0, 0, + true, PRCM_IDX_GPIOCR1, 14, /* PTM_A9_D8 */ + true, PRCM_IDX_GPIOCR1, 19, /* DBG_ETM_R4_CMD2 */ + true, PRCM_IDX_GPIOCR1, 25 /* HW_OBS8 */ + ), + PRCM_GPIOCR_ALTCX(161, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO7 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D7 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS7 */ + ), + PRCM_GPIOCR_ALTCX(162, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO6 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D6 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS6 */ + ), + PRCM_GPIOCR_ALTCX(163, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO5 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D5 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS5 */ + ), + PRCM_GPIOCR_ALTCX(164, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO4 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D4 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS4 */ + ), + PRCM_GPIOCR_ALTCX(165, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO3 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D3 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS3 */ + ), + PRCM_GPIOCR_ALTCX(166, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO2 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D2 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS2 */ + ), + PRCM_GPIOCR_ALTCX(167, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO1 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D1 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS1 */ + ), + PRCM_GPIOCR_ALTCX(168, true, PRCM_IDX_GPIOCR1, 4, /* Hx_GPIO0 */ + true, PRCM_IDX_GPIOCR1, 6, /* PTM_A9_D0 */ + true, PRCM_IDX_GPIOCR1, 15, /* DBG_ETM_R4_CMD1*/ + true, PRCM_IDX_GPIOCR1, 24 /* HW_OBS0 */ + ), + PRCM_GPIOCR_ALTCX(170, true, PRCM_IDX_GPIOCR2, 2, /* RF_INT */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(171, true, PRCM_IDX_GPIOCR2, 0, /* RF_CTRL */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(215, true, PRCM_IDX_GPIOCR1, 23, /* SPI2_TXD */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(216, true, PRCM_IDX_GPIOCR1, 23, /* SPI2_FRM */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(217, true, PRCM_IDX_GPIOCR1, 23, /* SPI2_CLK */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(218, true, PRCM_IDX_GPIOCR1, 23, /* SPI2_RXD */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), +}; + +static const u16 db8500_prcm_gpiocr_regs[] = { + [PRCM_IDX_GPIOCR1] = 0x138, + [PRCM_IDX_GPIOCR2] = 0x574, +}; + static const struct nmk_pinctrl_soc_data nmk_db8500_soc = { .gpio_ranges = nmk_db8500_ranges, .gpio_num_ranges = ARRAY_SIZE(nmk_db8500_ranges), @@ -869,6 +1147,9 @@ static const struct nmk_pinctrl_soc_data nmk_db8500_soc = { .nfunctions = ARRAY_SIZE(nmk_db8500_functions), .groups = nmk_db8500_groups, .ngroups = ARRAY_SIZE(nmk_db8500_groups), + .altcx_pins = db8500_altcx_pins, + .npins_altcx = ARRAY_SIZE(db8500_altcx_pins), + .prcm_gpiocr_registers = db8500_prcm_gpiocr_regs, }; void __devinit diff --git a/drivers/pinctrl/pinctrl-nomadik-db8540.c b/drivers/pinctrl/pinctrl-nomadik-db8540.c index 3daf665c84c3..52fc30181f7e 100644 --- a/drivers/pinctrl/pinctrl-nomadik-db8540.c +++ b/drivers/pinctrl/pinctrl-nomadik-db8540.c @@ -778,50 +778,50 @@ static const struct nmk_pingroup nmk_db8540_groups[] = { DB8540_PIN_GROUP(spi0_c_1, NMK_GPIO_ALT_C), DB8540_PIN_GROUP(i2c3_c_1, NMK_GPIO_ALT_C), - /* Other alt C1 column, these are still configured as alt C */ - DB8540_PIN_GROUP(spi3_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(stmape_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(u2_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(remap0_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(remap1_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modobsrefclk_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modobspwrctrl_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modobsclkout_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(moduart1_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modprcmudbg_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modobsresout_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modaccgpo_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(kp_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modxmip_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(i2c6_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(u2txrx_oc1_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(u2ctsrts_oc1_1, NMK_GPIO_ALT_C), + /* Other alt C1 column */ + DB8540_PIN_GROUP(spi3_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(stmape_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(u2_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(remap0_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(remap1_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(modobsrefclk_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(modobspwrctrl_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(modobsclkout_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(moduart1_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(modprcmudbg_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(modobsresout_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(modaccgpo_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(kp_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(modxmip_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(i2c6_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(u2txrx_oc1_1, NMK_GPIO_ALT_C1), + DB8540_PIN_GROUP(u2ctsrts_oc1_1, NMK_GPIO_ALT_C1), - /* Other alt C2 column, these are still configured as alt C */ - DB8540_PIN_GROUP(sbag_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(hxclk_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modaccuart_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(stmmod_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(moduartstmmux_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(hxgpio_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(sbag_oc2_2, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modobsservice_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(moduart0_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(stmape_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(u2_oc2_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modxmip_oc2_1, NMK_GPIO_ALT_C), + /* Other alt C2 column */ + DB8540_PIN_GROUP(sbag_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(hxclk_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(modaccuart_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(stmmod_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(moduartstmmux_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(hxgpio_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(sbag_oc2_2, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(modobsservice_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(moduart0_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(stmape_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(u2_oc2_1, NMK_GPIO_ALT_C2), + DB8540_PIN_GROUP(modxmip_oc2_1, NMK_GPIO_ALT_C2), - /* Other alt C3 column, these are still configured as alt C */ - DB8540_PIN_GROUP(modaccgpo_oc3_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(tpui_oc3_1, NMK_GPIO_ALT_C), + /* Other alt C3 column */ + DB8540_PIN_GROUP(modaccgpo_oc3_1, NMK_GPIO_ALT_C3), + DB8540_PIN_GROUP(tpui_oc3_1, NMK_GPIO_ALT_C3), - /* Other alt C4 column, these are still configured as alt C */ - DB8540_PIN_GROUP(hwobs_oc4_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(moduart1txrx_oc4_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(moduart1rtscts_oc4_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modaccuarttxrx_oc4_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(modaccuartrtscts_oc4_1, NMK_GPIO_ALT_C), - DB8540_PIN_GROUP(stmmod_oc4_1, NMK_GPIO_ALT_C), + /* Other alt C4 column */ + DB8540_PIN_GROUP(hwobs_oc4_1, NMK_GPIO_ALT_C4), + DB8540_PIN_GROUP(moduart1txrx_oc4_1, NMK_GPIO_ALT_C4), + DB8540_PIN_GROUP(moduart1rtscts_oc4_1, NMK_GPIO_ALT_C4), + DB8540_PIN_GROUP(modaccuarttxrx_oc4_1, NMK_GPIO_ALT_C4), + DB8540_PIN_GROUP(modaccuartrtscts_oc4_1, NMK_GPIO_ALT_C4), + DB8540_PIN_GROUP(stmmod_oc4_1, NMK_GPIO_ALT_C4), }; @@ -981,6 +981,265 @@ static const struct nmk_function nmk_db8540_functions[] = { FUNCTION(usb) }; +static const struct prcm_gpiocr_altcx_pin_desc db8540_altcx_pins[] = { + PRCM_GPIOCR_ALTCX(8, true, PRCM_IDX_GPIOCR1, 20, /* SPI3_CLK */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(9, true, PRCM_IDX_GPIOCR1, 20, /* SPI3_RXD */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(10, true, PRCM_IDX_GPIOCR1, 20, /* SPI3_FRM */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(11, true, PRCM_IDX_GPIOCR1, 20, /* SPI3_TXD */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(23, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_CLK_a */ + true, PRCM_IDX_GPIOCR2, 10, /* SBAG_CLK_a */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(24, true, PRCM_IDX_GPIOCR3, 30, /* U2_RXD_g */ + true, PRCM_IDX_GPIOCR2, 10, /* SBAG_VAL_a */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(25, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[0] */ + true, PRCM_IDX_GPIOCR2, 10, /* SBAG_D_a[0] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(26, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[1] */ + true, PRCM_IDX_GPIOCR2, 10, /* SBAG_D_a[1] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(27, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[2] */ + true, PRCM_IDX_GPIOCR2, 10, /* SBAG_D_a[2] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(28, true, PRCM_IDX_GPIOCR1, 9, /* STMAPE_DAT_a[3] */ + true, PRCM_IDX_GPIOCR2, 10, /* SBAG_D_a[3] */ + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(64, true, PRCM_IDX_GPIOCR1, 15, /* MODOBS_REFCLK_REQ */ + false, 0, 0, + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_CTL */ + true, PRCM_IDX_GPIOCR2, 23 /* HW_OBS_APE_PRCMU[17] */ + ), + PRCM_GPIOCR_ALTCX(65, true, PRCM_IDX_GPIOCR1, 19, /* MODOBS_PWRCTRL0 */ + true, PRCM_IDX_GPIOCR1, 24, /* Hx_CLK */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_CLK */ + true, PRCM_IDX_GPIOCR2, 24 /* HW_OBS_APE_PRCMU[16] */ + ), + PRCM_GPIOCR_ALTCX(66, true, PRCM_IDX_GPIOCR1, 15, /* MODOBS_CLKOUT1 */ + false, 0, 0, + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[15] */ + true, PRCM_IDX_GPIOCR2, 25 /* HW_OBS_APE_PRCMU[15] */ + ), + PRCM_GPIOCR_ALTCX(67, true, PRCM_IDX_GPIOCR1, 1, /* MODUART1_TXD_a */ + true, PRCM_IDX_GPIOCR1, 6, /* MODACCUART_TXD_a */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[14] */ + true, PRCM_IDX_GPIOCR2, 26 /* HW_OBS_APE_PRCMU[14] */ + ), + PRCM_GPIOCR_ALTCX(70, true, PRCM_IDX_GPIOCR3, 6, /* MOD_PRCMU_DEBUG[17] */ + true, PRCM_IDX_GPIOCR1, 10, /* STMMOD_CLK_b */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[13] */ + true, PRCM_IDX_GPIOCR2, 27 /* HW_OBS_APE_PRCMU[13] */ + ), + PRCM_GPIOCR_ALTCX(71, true, PRCM_IDX_GPIOCR3, 6, /* MOD_PRCMU_DEBUG[16] */ + true, PRCM_IDX_GPIOCR1, 10, /* STMMOD_DAT_b[3] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[12] */ + true, PRCM_IDX_GPIOCR2, 27 /* HW_OBS_APE_PRCMU[12] */ + ), + PRCM_GPIOCR_ALTCX(72, true, PRCM_IDX_GPIOCR3, 6, /* MOD_PRCMU_DEBUG[15] */ + true, PRCM_IDX_GPIOCR1, 10, /* STMMOD_DAT_b[2] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[11] */ + true, PRCM_IDX_GPIOCR2, 27 /* HW_OBS_APE_PRCMU[11] */ + ), + PRCM_GPIOCR_ALTCX(73, true, PRCM_IDX_GPIOCR3, 6, /* MOD_PRCMU_DEBUG[14] */ + true, PRCM_IDX_GPIOCR1, 10, /* STMMOD_DAT_b[1] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[10] */ + true, PRCM_IDX_GPIOCR2, 27 /* HW_OBS_APE_PRCMU[10] */ + ), + PRCM_GPIOCR_ALTCX(74, true, PRCM_IDX_GPIOCR3, 6, /* MOD_PRCMU_DEBUG[13] */ + true, PRCM_IDX_GPIOCR1, 10, /* STMMOD_DAT_b[0] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[9] */ + true, PRCM_IDX_GPIOCR2, 27 /* HW_OBS_APE_PRCMU[9] */ + ), + PRCM_GPIOCR_ALTCX(75, true, PRCM_IDX_GPIOCR1, 12, /* MODOBS_RESOUT0_N */ + true, PRCM_IDX_GPIOCR2, 1, /* MODUART_STMMUX_RXD_b */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[8] */ + true, PRCM_IDX_GPIOCR2, 28 /* HW_OBS_APE_PRCMU[8] */ + ), + PRCM_GPIOCR_ALTCX(76, true, PRCM_IDX_GPIOCR3, 7, /* MOD_PRCMU_DEBUG[12] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[7] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[7] */ + true, PRCM_IDX_GPIOCR2, 29 /* HW_OBS_APE_PRCMU[7] */ + ), + PRCM_GPIOCR_ALTCX(77, true, PRCM_IDX_GPIOCR3, 7, /* MOD_PRCMU_DEBUG[11] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[6] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[6] */ + true, PRCM_IDX_GPIOCR2, 29 /* HW_OBS_APE_PRCMU[6] */ + ), + PRCM_GPIOCR_ALTCX(78, true, PRCM_IDX_GPIOCR3, 7, /* MOD_PRCMU_DEBUG[10] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[5] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[5] */ + true, PRCM_IDX_GPIOCR2, 29 /* HW_OBS_APE_PRCMU[5] */ + ), + PRCM_GPIOCR_ALTCX(79, true, PRCM_IDX_GPIOCR3, 7, /* MOD_PRCMU_DEBUG[9] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[4] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[4] */ + true, PRCM_IDX_GPIOCR2, 29 /* HW_OBS_APE_PRCMU[4] */ + ), + PRCM_GPIOCR_ALTCX(80, true, PRCM_IDX_GPIOCR1, 26, /* MODACC_GPO[0] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[3] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[3] */ + true, PRCM_IDX_GPIOCR2, 30 /* HW_OBS_APE_PRCMU[3] */ + ), + PRCM_GPIOCR_ALTCX(81, true, PRCM_IDX_GPIOCR2, 17, /* MODACC_GPO[1] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[2] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[2] */ + true, PRCM_IDX_GPIOCR2, 30 /* HW_OBS_APE_PRCMU[2] */ + ), + PRCM_GPIOCR_ALTCX(82, true, PRCM_IDX_GPIOCR3, 8, /* MOD_PRCMU_DEBUG[8] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[1] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[1] */ + true, PRCM_IDX_GPIOCR2, 31 /* HW_OBS_APE_PRCMU[1] */ + ), + PRCM_GPIOCR_ALTCX(83, true, PRCM_IDX_GPIOCR3, 8, /* MOD_PRCMU_DEBUG[7] */ + true, PRCM_IDX_GPIOCR1, 25, /* Hx_GPIO[0] */ + true, PRCM_IDX_GPIOCR1, 2, /* TPIU_D[0] */ + true, PRCM_IDX_GPIOCR2, 31 /* HW_OBS_APE_PRCMU[0] */ + ), + PRCM_GPIOCR_ALTCX(84, true, PRCM_IDX_GPIOCR3, 9, /* MOD_PRCMU_DEBUG[6] */ + true, PRCM_IDX_GPIOCR1, 8, /* SBAG_CLK_b */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[23] */ + true, PRCM_IDX_GPIOCR1, 16 /* MODUART1_RXD_b */ + ), + PRCM_GPIOCR_ALTCX(85, true, PRCM_IDX_GPIOCR3, 9, /* MOD_PRCMU_DEBUG[5] */ + true, PRCM_IDX_GPIOCR1, 8, /* SBAG_D_b[3] */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[22] */ + true, PRCM_IDX_GPIOCR1, 16 /* MODUART1_TXD_b */ + ), + PRCM_GPIOCR_ALTCX(86, true, PRCM_IDX_GPIOCR3, 9, /* MOD_PRCMU_DEBUG[0] */ + true, PRCM_IDX_GPIOCR2, 18, /* STMAPE_DAT_b[0] */ + true, PRCM_IDX_GPIOCR1, 14, /* TPIU_D[25] */ + true, PRCM_IDX_GPIOCR1, 11 /* STMMOD_DAT_c[0] */ + ), + PRCM_GPIOCR_ALTCX(87, true, PRCM_IDX_GPIOCR3, 0, /* MODACC_GPO_a[5] */ + true, PRCM_IDX_GPIOCR2, 3, /* U2_RXD_c */ + true, PRCM_IDX_GPIOCR1, 4, /* TPIU_D[24] */ + true, PRCM_IDX_GPIOCR1, 21 /* MODUART_STMMUX_RXD_c */ + ), + PRCM_GPIOCR_ALTCX(151, true, PRCM_IDX_GPIOCR1, 18, /* REMAP0 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(152, true, PRCM_IDX_GPIOCR1, 18, /* REMAP1 */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(153, true, PRCM_IDX_GPIOCR3, 2, /* KP_O_b[6] */ + true, PRCM_IDX_GPIOCR1, 8, /* SBAG_D_b[2] */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[21] */ + true, PRCM_IDX_GPIOCR1, 0 /* MODUART1_RTS */ + ), + PRCM_GPIOCR_ALTCX(154, true, PRCM_IDX_GPIOCR3, 2, /* KP_I_b[6] */ + true, PRCM_IDX_GPIOCR1, 8, /* SBAG_D_b[1] */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[20] */ + true, PRCM_IDX_GPIOCR1, 0 /* MODUART1_CTS */ + ), + PRCM_GPIOCR_ALTCX(155, true, PRCM_IDX_GPIOCR3, 3, /* KP_O_b[5] */ + true, PRCM_IDX_GPIOCR1, 8, /* SBAG_D_b[0] */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[19] */ + true, PRCM_IDX_GPIOCR1, 5 /* MODACCUART_RXD_c */ + ), + PRCM_GPIOCR_ALTCX(156, true, PRCM_IDX_GPIOCR3, 3, /* KP_O_b[4] */ + true, PRCM_IDX_GPIOCR1, 8, /* SBAG_VAL_b */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[18] */ + true, PRCM_IDX_GPIOCR1, 5 /* MODACCUART_TXD_b */ + ), + PRCM_GPIOCR_ALTCX(157, true, PRCM_IDX_GPIOCR3, 4, /* KP_I_b[5] */ + true, PRCM_IDX_GPIOCR1, 23, /* MODOBS_SERVICE_N */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[17] */ + true, PRCM_IDX_GPIOCR1, 14 /* MODACCUART_RTS */ + ), + PRCM_GPIOCR_ALTCX(158, true, PRCM_IDX_GPIOCR3, 4, /* KP_I_b[4] */ + true, PRCM_IDX_GPIOCR2, 0, /* U2_TXD_c */ + true, PRCM_IDX_GPIOCR1, 3, /* TPIU_D[16] */ + true, PRCM_IDX_GPIOCR1, 14 /* MODACCUART_CTS */ + ), + PRCM_GPIOCR_ALTCX(159, true, PRCM_IDX_GPIOCR3, 5, /* KP_O_b[3] */ + true, PRCM_IDX_GPIOCR3, 10, /* MODUART0_RXD */ + true, PRCM_IDX_GPIOCR1, 4, /* TPIU_D[31] */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(160, true, PRCM_IDX_GPIOCR3, 5, /* KP_I_b[3] */ + true, PRCM_IDX_GPIOCR3, 10, /* MODUART0_TXD */ + true, PRCM_IDX_GPIOCR1, 4, /* TPIU_D[30] */ + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(161, true, PRCM_IDX_GPIOCR3, 9, /* MOD_PRCMU_DEBUG[4] */ + true, PRCM_IDX_GPIOCR2, 18, /* STMAPE_CLK_b */ + true, PRCM_IDX_GPIOCR1, 4, /* TPIU_D[29] */ + true, PRCM_IDX_GPIOCR1, 11 /* STMMOD_CLK_c */ + ), + PRCM_GPIOCR_ALTCX(162, true, PRCM_IDX_GPIOCR3, 9, /* MOD_PRCMU_DEBUG[3] */ + true, PRCM_IDX_GPIOCR2, 18, /* STMAPE_DAT_b[3] */ + true, PRCM_IDX_GPIOCR1, 4, /* TPIU_D[28] */ + true, PRCM_IDX_GPIOCR1, 11 /* STMMOD_DAT_c[3] */ + ), + PRCM_GPIOCR_ALTCX(163, true, PRCM_IDX_GPIOCR3, 9, /* MOD_PRCMU_DEBUG[2] */ + true, PRCM_IDX_GPIOCR2, 18, /* STMAPE_DAT_b[2] */ + true, PRCM_IDX_GPIOCR1, 4, /* TPIU_D[27] */ + true, PRCM_IDX_GPIOCR1, 11 /* STMMOD_DAT_c[2] */ + ), + PRCM_GPIOCR_ALTCX(164, true, PRCM_IDX_GPIOCR3, 9, /* MOD_PRCMU_DEBUG[1] */ + true, PRCM_IDX_GPIOCR2, 18, /* STMAPE_DAT_b[1] */ + true, PRCM_IDX_GPIOCR1, 4, /* TPIU_D[26] */ + true, PRCM_IDX_GPIOCR1, 11 /* STMMOD_DAT_c[1] */ + ), + PRCM_GPIOCR_ALTCX(204, true, PRCM_IDX_GPIOCR2, 2, /* U2_RXD_f */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(205, true, PRCM_IDX_GPIOCR2, 2, /* U2_TXD_f */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(206, true, PRCM_IDX_GPIOCR2, 2, /* U2_CTSn_b */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), + PRCM_GPIOCR_ALTCX(207, true, PRCM_IDX_GPIOCR2, 2, /* U2_RTSn_b */ + false, 0, 0, + false, 0, 0, + false, 0, 0 + ), +}; + +static const u16 db8540_prcm_gpiocr_regs[] = { + [PRCM_IDX_GPIOCR1] = 0x138, + [PRCM_IDX_GPIOCR2] = 0x574, + [PRCM_IDX_GPIOCR3] = 0x2bc, +}; + static const struct nmk_pinctrl_soc_data nmk_db8540_soc = { .gpio_ranges = nmk_db8540_ranges, .gpio_num_ranges = ARRAY_SIZE(nmk_db8540_ranges), @@ -990,6 +1249,9 @@ static const struct nmk_pinctrl_soc_data nmk_db8540_soc = { .nfunctions = ARRAY_SIZE(nmk_db8540_functions), .groups = nmk_db8540_groups, .ngroups = ARRAY_SIZE(nmk_db8540_groups), + .altcx_pins = db8540_altcx_pins, + .npins_altcx = ARRAY_SIZE(db8540_altcx_pins), + .prcm_gpiocr_registers = db8540_prcm_gpiocr_regs, }; void __devinit diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c index 6030a513f3c4..67a5ef637ea7 100644 --- a/drivers/pinctrl/pinctrl-nomadik.c +++ b/drivers/pinctrl/pinctrl-nomadik.c @@ -30,6 +30,7 @@ #include <linux/pinctrl/pinconf.h> /* Since we request GPIOs from ourself */ #include <linux/pinctrl/consumer.h> +#include <linux/mfd/dbx500-prcmu.h> #include <asm/mach/irq.h> @@ -237,6 +238,89 @@ nmk_gpio_disable_lazy_irq(struct nmk_gpio_chip *nmk_chip, unsigned offset) dev_dbg(nmk_chip->chip.dev, "%d: clearing interrupt mask\n", gpio); } +static void nmk_prcm_altcx_set_mode(struct nmk_pinctrl *npct, + unsigned offset, unsigned alt_num) +{ + int i; + u16 reg; + u8 bit; + u8 alt_index; + const struct prcm_gpiocr_altcx_pin_desc *pin_desc; + const u16 *gpiocr_regs; + + if (alt_num > PRCM_IDX_GPIOCR_ALTC_MAX) { + dev_err(npct->dev, "PRCM GPIOCR: alternate-C%i is invalid\n", + alt_num); + return; + } + + for (i = 0 ; i < npct->soc->npins_altcx ; i++) { + if (npct->soc->altcx_pins[i].pin == offset) + break; + } + if (i == npct->soc->npins_altcx) { + dev_dbg(npct->dev, "PRCM GPIOCR: pin %i is not found\n", + offset); + return; + } + + pin_desc = npct->soc->altcx_pins + i; + gpiocr_regs = npct->soc->prcm_gpiocr_registers; + + /* + * If alt_num is NULL, just clear current ALTCx selection + * to make sure we come back to a pure ALTC selection + */ + if (!alt_num) { + for (i = 0 ; i < PRCM_IDX_GPIOCR_ALTC_MAX ; i++) { + if (pin_desc->altcx[i].used == true) { + reg = gpiocr_regs[pin_desc->altcx[i].reg_index]; + bit = pin_desc->altcx[i].control_bit; + if (prcmu_read(reg) & BIT(bit)) { + prcmu_write_masked(reg, BIT(bit), 0); + dev_dbg(npct->dev, + "PRCM GPIOCR: pin %i: alternate-C%i has been disabled\n", + offset, i+1); + } + } + } + return; + } + + alt_index = alt_num - 1; + if (pin_desc->altcx[alt_index].used == false) { + dev_warn(npct->dev, + "PRCM GPIOCR: pin %i: alternate-C%i does not exist\n", + offset, alt_num); + return; + } + + /* + * Check if any other ALTCx functions are activated on this pin + * and disable it first. + */ + for (i = 0 ; i < PRCM_IDX_GPIOCR_ALTC_MAX ; i++) { + if (i == alt_index) + continue; + if (pin_desc->altcx[i].used == true) { + reg = gpiocr_regs[pin_desc->altcx[i].reg_index]; + bit = pin_desc->altcx[i].control_bit; + if (prcmu_read(reg) & BIT(bit)) { + prcmu_write_masked(reg, BIT(bit), 0); + dev_dbg(npct->dev, + "PRCM GPIOCR: pin %i: alternate-C%i has been disabled\n", + offset, i+1); + } + } + } + + reg = gpiocr_regs[pin_desc->altcx[alt_index].reg_index]; + bit = pin_desc->altcx[alt_index].control_bit; + dev_dbg(npct->dev, "PRCM GPIOCR: pin %i: alternate-C%i has been selected\n", + offset, alt_index+1); + prcmu_write_masked(reg, BIT(bit), BIT(bit)); +} + static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset, pin_cfg_t cfg, bool sleep, unsigned int *slpmregs) { @@ -1441,7 +1525,7 @@ static int nmk_pmx_enable(struct pinctrl_dev *pctldev, unsigned function, * IOFORCE will switch *all* ports to their sleepmode setting to as * to avoid glitches. (Not just one port!) */ - glitch = (g->altsetting == NMK_GPIO_ALT_C); + glitch = ((g->altsetting & NMK_GPIO_ALT_C) == NMK_GPIO_ALT_C); if (glitch) { spin_lock_irqsave(&nmk_gpio_slpm_lock, flags); @@ -1491,8 +1575,21 @@ static int nmk_pmx_enable(struct pinctrl_dev *pctldev, unsigned function, */ nmk_gpio_disable_lazy_irq(nmk_chip, bit); - __nmk_gpio_set_mode_safe(nmk_chip, bit, g->altsetting, glitch); + __nmk_gpio_set_mode_safe(nmk_chip, bit, + (g->altsetting & NMK_GPIO_ALT_C), glitch); clk_disable(nmk_chip->clk); + + /* + * Call PRCM GPIOCR config function in case ALTC + * has been selected: + * - If selection is a ALTCx, some bits in PRCM GPIOCR registers + * must be set. + * - If selection is pure ALTC and previous selection was ALTCx, + * then some bits in PRCM GPIOCR registers must be cleared. + */ + if ((g->altsetting & NMK_GPIO_ALT_C) == NMK_GPIO_ALT_C) + nmk_prcm_altcx_set_mode(npct, g->pins[i], + g->altsetting >> NMK_GPIO_ALT_CX_SHIFT); } /* When all pins are successfully reconfigured we get here */ diff --git a/drivers/pinctrl/pinctrl-nomadik.h b/drivers/pinctrl/pinctrl-nomadik.h index 5c99f1c62dfd..eef316e979a0 100644 --- a/drivers/pinctrl/pinctrl-nomadik.h +++ b/drivers/pinctrl/pinctrl-nomadik.h @@ -8,6 +8,78 @@ #define PINCTRL_NMK_DB8500 1 #define PINCTRL_NMK_DB8540 2 +#define PRCM_GPIOCR_ALTCX(pin_num,\ + altc1_used, altc1_ri, altc1_cb,\ + altc2_used, altc2_ri, altc2_cb,\ + altc3_used, altc3_ri, altc3_cb,\ + altc4_used, altc4_ri, altc4_cb)\ +{\ + .pin = pin_num,\ + .altcx[PRCM_IDX_GPIOCR_ALTC1] = {\ + .used = altc1_used,\ + .reg_index = altc1_ri,\ + .control_bit = altc1_cb\ + },\ + .altcx[PRCM_IDX_GPIOCR_ALTC2] = {\ + .used = altc2_used,\ + .reg_index = altc2_ri,\ + .control_bit = altc2_cb\ + },\ + .altcx[PRCM_IDX_GPIOCR_ALTC3] = {\ + .used = altc3_used,\ + .reg_index = altc3_ri,\ + .control_bit = altc3_cb\ + },\ + .altcx[PRCM_IDX_GPIOCR_ALTC4] = {\ + .used = altc4_used,\ + .reg_index = altc4_ri,\ + .control_bit = altc4_cb\ + },\ +} + +/** + * enum prcm_gpiocr_reg_index + * Used to reference an PRCM GPIOCR register address. + */ +enum prcm_gpiocr_reg_index { + PRCM_IDX_GPIOCR1, + PRCM_IDX_GPIOCR2, + PRCM_IDX_GPIOCR3 +}; +/** + * enum prcm_gpiocr_altcx_index + * Used to reference an Other alternate-C function. + */ +enum prcm_gpiocr_altcx_index { + PRCM_IDX_GPIOCR_ALTC1, + PRCM_IDX_GPIOCR_ALTC2, + PRCM_IDX_GPIOCR_ALTC3, + PRCM_IDX_GPIOCR_ALTC4, + PRCM_IDX_GPIOCR_ALTC_MAX, +}; + +/** + * struct prcm_gpio_altcx - Other alternate-C function + * @used: other alternate-C function availability + * @reg_index: PRCM GPIOCR register index used to control the function + * @control_bit: PRCM GPIOCR bit used to control the function + */ +struct prcm_gpiocr_altcx { + bool used:1; + u8 reg_index:2; + u8 control_bit:5; +} __packed; + +/** + * struct prcm_gpio_altcx_pin_desc - Other alternate-C pin + * @pin: The pin number + * @altcx: array of other alternate-C[1-4] functions + */ +struct prcm_gpiocr_altcx_pin_desc { + unsigned short pin; + struct prcm_gpiocr_altcx altcx[PRCM_IDX_GPIOCR_ALTC_MAX]; +}; + /** * struct nmk_function - Nomadik pinctrl mux function * @name: The name of the function, exported to pinctrl core. @@ -50,6 +122,9 @@ struct nmk_pingroup { * @nfunction: The number of entries in @functions. * @groups: An array describing all pin groups the pin SoC supports. * @ngroups: The number of entries in @groups. + * @altcx_pins: The pins that support Other alternate-C function on this SoC + * @npins_altcx: The number of Other alternate-C pins + * @prcm_gpiocr_registers: The array of PRCM GPIOCR registers on this SoC */ struct nmk_pinctrl_soc_data { struct pinctrl_gpio_range *gpio_ranges; @@ -60,6 +135,9 @@ struct nmk_pinctrl_soc_data { unsigned nfunctions; const struct nmk_pingroup *groups; unsigned ngroups; + const struct prcm_gpiocr_altcx_pin_desc *altcx_pins; + unsigned npins_altcx; + const u16 *prcm_gpiocr_registers; }; #ifdef CONFIG_PINCTRL_STN8815 |