提交 0c2c1f62 编写于 作者: N Nicolas Ferre

ARM: at91: fix check of valid GPIO for SPI and USB

SPI chip select pins have to be checked by gpio_is_valid().
The USB host overcurrent_pin checking was missing.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
上级 9475375a
......@@ -598,6 +598,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi1_standard_cs[devices[i].chip_select];
if (!gpio_is_valid(cs_pin))
continue;
if (devices[i].bus_num == 0)
enable_spi0 = 1;
else
......
......@@ -415,6 +415,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi1_standard_cs[devices[i].chip_select];
if (!gpio_is_valid(cs_pin))
continue;
if (devices[i].bus_num == 0)
enable_spi0 = 1;
else
......
......@@ -672,6 +672,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi1_standard_cs[devices[i].chip_select];
if (!gpio_is_valid(cs_pin))
continue;
if (devices[i].bus_num == 0)
enable_spi0 = 1;
else
......
......@@ -133,7 +133,7 @@ void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data)
/* Enable overcurrent notification */
for (i = 0; i < data->ports; i++) {
if (data->overcurrent_pin[i])
if (gpio_is_valid(data->overcurrent_pin[i]))
at91_set_gpio_input(data->overcurrent_pin[i], 1);
}
......@@ -787,6 +787,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi1_standard_cs[devices[i].chip_select];
if (!gpio_is_valid(cs_pin))
continue;
if (devices[i].bus_num == 0)
enable_spi0 = 1;
else
......
......@@ -419,6 +419,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi_standard_cs[devices[i].chip_select];
if (!gpio_is_valid(cs_pin))
continue;
/* enable chip-select pin */
at91_set_gpio_output(cs_pin, 1);
......
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