diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/qualcomm/sc7180/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/soc/qualcomm/sc7180/gpio.c | 89 | ||||
| -rw-r--r-- | src/soc/qualcomm/sc7180/include/soc/gpio.h | 126 |
3 files changed, 3 insertions, 214 deletions
diff --git a/src/soc/qualcomm/sc7180/Makefile.inc b/src/soc/qualcomm/sc7180/Makefile.inc index e347365c06..e84dcc8d0e 100644 --- a/src/soc/qualcomm/sc7180/Makefile.inc +++ b/src/soc/qualcomm/sc7180/Makefile.inc @@ -6,7 +6,7 @@ decompressor-y += mmu.c decompressor-y += ../common/timer.c all-y += ../common/timer.c all-y += spi.c -all-y += gpio.c +all-y += ../common/gpio.c all-y += qupv3_i2c.c all-y += qupv3_spi.c all-y += clock.c diff --git a/src/soc/qualcomm/sc7180/gpio.c b/src/soc/qualcomm/sc7180/gpio.c deleted file mode 100644 index 67204e87e7..0000000000 --- a/src/soc/qualcomm/sc7180/gpio.c +++ /dev/null @@ -1,89 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <assert.h> -#include <device/mmio.h> -#include <types.h> - -#include <gpio.h> - -void gpio_configure(gpio_t gpio, uint32_t func, uint32_t pull, - uint32_t drive_str, uint32_t enable) -{ - uint32_t reg_val; - struct tlmm_gpio *regs = (void *)(uintptr_t)gpio.addr; - - /* gpio pull only PULLNONE, PULLUP, KEEPER, PULLDOWN status */ - assert(pull <= GPIO_PULL_UP); - - reg_val = ((enable & GPIO_CFG_OE_BMSK) << GPIO_CFG_OE_SHFT) | - ((drive_str & GPIO_CFG_DRV_BMSK) << GPIO_CFG_DRV_SHFT) | - ((func & GPIO_CFG_FUNC_BMSK) << GPIO_CFG_FUNC_SHFT) | - ((pull & GPIO_CFG_PULL_BMSK) << GPIO_CFG_PULL_SHFT); - - write32(®s->cfg, reg_val); -} - -void gpio_set(gpio_t gpio, int value) -{ - struct tlmm_gpio *regs = (void *)(uintptr_t)gpio.addr; - - write32(®s->in_out, (!!value) << GPIO_IO_OUT_SHFT); -} - -int gpio_get(gpio_t gpio) -{ - struct tlmm_gpio *regs = (void *)(uintptr_t)gpio.addr; - - return ((read32(®s->in_out) >> GPIO_IO_IN_SHFT) & - GPIO_IO_IN_BMSK); -} - -void gpio_input_pulldown(gpio_t gpio) -{ - gpio_configure(gpio, GPIO_FUNC_GPIO, - GPIO_PULL_DOWN, GPIO_2MA, GPIO_OUTPUT_DISABLE); -} - -void gpio_input_pullup(gpio_t gpio) -{ - gpio_configure(gpio, GPIO_FUNC_GPIO, - GPIO_PULL_UP, GPIO_2MA, GPIO_OUTPUT_DISABLE); -} - -void gpio_input(gpio_t gpio) -{ - gpio_configure(gpio, GPIO_FUNC_GPIO, - GPIO_NO_PULL, GPIO_2MA, GPIO_OUTPUT_DISABLE); -} - -void gpio_output(gpio_t gpio, int value) -{ - gpio_set(gpio, value); - gpio_configure(gpio, GPIO_FUNC_GPIO, - GPIO_NO_PULL, GPIO_2MA, GPIO_OUTPUT_ENABLE); -} - -void gpio_input_irq(gpio_t gpio, enum gpio_irq_type type, uint32_t pull) -{ - struct tlmm_gpio *regs = (void *)(uintptr_t)gpio.addr; - - gpio_configure(gpio, GPIO_FUNC_GPIO, - pull, GPIO_2MA, GPIO_OUTPUT_DISABLE); - - clrsetbits32(®s->intr_cfg, GPIO_INTR_DECT_CTL_MASK << - GPIO_INTR_DECT_CTL_SHIFT, type << GPIO_INTR_DECT_CTL_SHIFT); - clrsetbits32(®s->intr_cfg, GPIO_INTR_RAW_STATUS_ENABLE - << GPIO_INTR_RAW_STATUS_EN_SHIFT, GPIO_INTR_RAW_STATUS_ENABLE - << GPIO_INTR_RAW_STATUS_EN_SHIFT); -} - -int gpio_irq_status(gpio_t gpio) -{ - struct tlmm_gpio *regs = (void *)(uintptr_t)gpio.addr; - - if (!(read32(®s->intr_status) & GPIO_INTR_STATUS_MASK)) - return 0; - - write32(®s->intr_status, GPIO_INTR_STATUS_DISABLE); - return 1; -} diff --git a/src/soc/qualcomm/sc7180/include/soc/gpio.h b/src/soc/qualcomm/sc7180/include/soc/gpio.h index 8bfa36e9a0..794e7312cf 100644 --- a/src/soc/qualcomm/sc7180/include/soc/gpio.h +++ b/src/soc/qualcomm/sc7180/include/soc/gpio.h @@ -5,112 +5,10 @@ #include <types.h> #include <soc/addressmap.h> - -typedef struct { - u32 addr; -} gpio_t; - -#define TLMM_TILE_SIZE 0x00400000 -#define TLMM_GPIO_OFF_DELTA 0x00001000 -#define TLMM_GPIO_TILE_NUM 3 - -#define TLMM_GPIO_IN_OUT_OFF 0x4 -#define TLMM_GPIO_ID_STATUS_OFF 0x10 - -#define GPIO_FUNC_GPIO 0 - -/* GPIO INTR CFG MASK */ -#define GPIO_INTR_DECT_CTL_MASK 0x3 -#define GPIO_INTR_RAW_STATUS_EN_MASK 0x1 - -/* GPIO INTR CFG SHIFT */ -#define GPIO_INTR_DECT_CTL_SHIFT 2 -#define GPIO_INTR_RAW_STATUS_EN_SHIFT 4 - -/* GPIO INTR STATUS MASK */ -#define GPIO_INTR_STATUS_MASK 0x1 - -/* GPIO INTR RAW STATUS */ -#define GPIO_INTR_RAW_STATUS_ENABLE 1 -#define GPIO_INTR_RAW_STATUS_DISABLE 0 - -/* GPIO INTR STATUS */ -#define GPIO_INTR_STATUS_ENABLE 1 -#define GPIO_INTR_STATUS_DISABLE 0 - -/* GPIO INTR CFG MASK */ -#define GPIO_INTR_DECT_CTL_MASK 0x3 -#define GPIO_INTR_RAW_STATUS_EN_MASK 0x1 - -/* GPIO INTR CFG SHIFT */ -#define GPIO_INTR_DECT_CTL_SHIFT 2 -#define GPIO_INTR_RAW_STATUS_EN_SHIFT 4 - -/* GPIO INTR STATUS MASK */ -#define GPIO_INTR_STATUS_MASK 0x1 - -/* GPIO INTR RAW STATUS */ -#define GPIO_INTR_RAW_STATUS_ENABLE 1 -#define GPIO_INTR_RAW_STATUS_DISABLE 0 - -/* GPIO INTR STATUS */ -#define GPIO_INTR_STATUS_ENABLE 1 -#define GPIO_INTR_STATUS_DISABLE 0 - -/* GPIO TLMM: Direction */ -#define GPIO_INPUT 0 -#define GPIO_OUTPUT 1 - -/* GPIO TLMM: Pullup/Pulldown */ -#define GPIO_NO_PULL 0 -#define GPIO_PULL_DOWN 1 -#define GPIO_KEEPER 2 -#define GPIO_PULL_UP 3 - -/* GPIO TLMM: Drive Strength */ -#define GPIO_2MA 0 -#define GPIO_4MA 1 -#define GPIO_6MA 2 -#define GPIO_8MA 3 -#define GPIO_10MA 4 -#define GPIO_12MA 5 -#define GPIO_14MA 6 -#define GPIO_16MA 7 - -/* GPIO TLMM: Status */ -#define GPIO_OUTPUT_DISABLE 0 -#define GPIO_OUTPUT_ENABLE 1 - -/* GPIO TLMM: Mask */ -#define GPIO_CFG_PULL_BMSK 0x3 -#define GPIO_CFG_FUNC_BMSK 0xF -#define GPIO_CFG_DRV_BMSK 0x7 -#define GPIO_CFG_OE_BMSK 0x1 - -/* GPIO TLMM: Shift */ -#define GPIO_CFG_PULL_SHFT 0 -#define GPIO_CFG_FUNC_SHFT 2 -#define GPIO_CFG_DRV_SHFT 6 -#define GPIO_CFG_OE_SHFT 9 - -/* GPIO IO: Mask */ -#define GPIO_IO_IN_BMSK 0x1 -#define GPIO_IO_OUT_BMSK 0x1 - -/* GPIO IO: Shift */ -#define GPIO_IO_IN_SHFT 0 -#define GPIO_IO_OUT_SHFT 1 - -/* GPIO ID STATUS: Mask */ -#define GPIO_ID_STATUS_BMSK 0x1 - -/* GPIO MAX Valid # */ -#define GPIO_NUM_MAX 118 - -#define GPIO(num) ((gpio_t){.addr = GPIO##num##_ADDR}) +#include <soc/gpio_common.h> #define PIN(index, tlmm, func1, func2, func3, func4, func5, func6, func7) \ -GPIO##index##_ADDR = TLMM_##tlmm##_TILE_BASE + index * TLMM_GPIO_OFF_DELTA, \ +GPIO##index##_ADDR = TLMM_##tlmm##_TILE_BASE + (index * TLMM_GPIO_OFF_DELTA), \ GPIO##index##_FUNC_##func1 = 1, \ GPIO##index##_FUNC_##func2 = 2, \ GPIO##index##_FUNC_##func3 = 3, \ @@ -265,24 +163,4 @@ enum { RES_6, RES_7), PIN(118, WEST, RES_1, RES_2, RES_3, RES_4, RES_5, RES_6, RES_7), }; - -enum gpio_irq_type { - IRQ_TYPE_LEVEL = 0, - IRQ_TYPE_RISING_EDGE = 1, - IRQ_TYPE_FALLING_EDGE = 2, - IRQ_TYPE_DUAL_EDGE = 3, -}; - -struct tlmm_gpio { - uint32_t cfg; - uint32_t in_out; - uint32_t intr_cfg; - uint32_t intr_status; -}; - -void gpio_configure(gpio_t gpio, uint32_t func, uint32_t pull, - uint32_t drive_str, uint32_t enable); -void gpio_input_irq(gpio_t gpio, enum gpio_irq_type type, uint32_t pull); -int gpio_irq_status(gpio_t gpio); - #endif /* _SOC_QUALCOMM_SC7180_GPIO_H_ */ |