31 lines
1.3 KiB
C
31 lines
1.3 KiB
C
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#ifndef GPIO_H
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#define GPIO_H
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#define GPIO_PAD_DIR0 ((volatile uint32_t *) 0x80000000)
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#define GPIO_PAD_DIR0 ((volatile uint32_t *) 0x80000000)
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#define GPIO_DATA0 ((volatile uint32_t *) 0x80000008)
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#define GPIO_FUNC_SEL0 ((volatile uint32_t *) 0x80000018) /* GPIO 15 - 0; 2 bit blocks */
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#define GPIO_PAD_PU_SEL0 ((volatile uint32_t *) 0x80000030)
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#define GPIO_PAD_PU_SEL1 ((volatile uint32_t *) 0x80000034)
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#define GPIO_PAD_PU_EN0 ((volatile uint32_t *) 0x80000010)
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#define GPIO_PAD_PU_EN1 ((volatile uint32_t *) 0x80000014)
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/* select pullup or pulldown for GPIO 0-31 (b=0-31) */
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#define gpio_sel0_pullup(b) (set_bit(reg32(GPIO_PAD_PU_SEL0),b))
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#define gpio_sel0_pulldown(b) (clear_bit(reg32(GPIO_PAD_PU_SEL0),b))
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/* select pullup or pulldown for GPIO 32-63 (b=32-63) */
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#define gpio_sel1_pullup(b) (set_bit(reg32(GPIO_PAD_PU_SEL1),b-32))
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#define gpio_sel1_pulldown(b) (clear_bit(reg32(GPIO_PAD_PU_SEL1),b-32))
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/* enable/disable pullup for GPIO 0-31 (b=0-31) */
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#define gpio_pu0_enable(b) (set_bit(reg32(GPIO_PAD_PU_EN0),b))
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#define gpio_pu0_disable(b) (clear_bit(reg32(GPIO_PAD_PU_EN0),b))
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/* enable/disable pullup for GPIO 32-63 (b=32-63) */
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#define gpio_pu1_enable(b) (set_bit(reg32(GPIO_PAD_PU_EN1),b-32))
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#define gpio_pu1_disable(b) (clear_bit(reg32(GPIO_PAD_PU_EN1),b-32))
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#endif
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