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@@ -18,9 +18,9 @@
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void spi_gpio_write(rt_uint8_t pin, rt_uint8_t val)
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{
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if (val)
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- BCM283X_GPIO_GPSET(pin / 32) = 1 << (pin % 32);
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+ BCM283X_GPIO_GPSET((pin / 32)) = 1 << (pin % 32);
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else
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- BCM283X_GPIO_GPCLR(pin / 32) = 0 << (pin % 32);
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+ BCM283X_GPIO_GPCLR((pin / 32)) = 1 << (pin % 32);
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}
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struct raspi_spi_hw_config
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@@ -147,11 +147,10 @@ static rt_uint32_t raspi_spi_xfer(struct rt_spi_device *device, struct rt_spi_me
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flag = 0;
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else
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flag = 1;
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-
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- if (message->cs_take)
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- (config.mode & RT_SPI_CS_HIGH)?
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- spi_gpio_write(cs_pin, 1):
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- spi_gpio_write(cs_pin, 0);
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+ if (message->cs_take);
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+ // (config.mode & RT_SPI_CS_HIGH)?
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+ // spi_gpio_write(cs_pin, 1):
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+ // spi_gpio_write(cs_pin, 0);
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/* deal data */
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res = spi_transfernb((rt_uint8_t *)message->send_buf, (rt_uint8_t *)message->recv_buf,
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