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Diffstat (limited to 'target/linux/at91/patches-2.6.21/008-fdl-serial.patch')
-rw-r--r--target/linux/at91/patches-2.6.21/008-fdl-serial.patch162
1 files changed, 0 insertions, 162 deletions
diff --git a/target/linux/at91/patches-2.6.21/008-fdl-serial.patch b/target/linux/at91/patches-2.6.21/008-fdl-serial.patch
deleted file mode 100644
index 1fc369d2f9..0000000000
--- a/target/linux/at91/patches-2.6.21/008-fdl-serial.patch
+++ /dev/null
@@ -1,162 +0,0 @@
-Index: linux-2.6.21.7/drivers/serial/atmel_serial.c
-===================================================================
---- linux-2.6.21.7.orig/drivers/serial/atmel_serial.c
-+++ linux-2.6.21.7/drivers/serial/atmel_serial.c
-@@ -174,7 +174,35 @@ static void atmel_set_mctrl(struct uart_
- at91_set_gpio_value(AT91_PIN_PA21, 0);
- else
- at91_set_gpio_value(AT91_PIN_PA21, 1);
-+
-+ /*
-+ * FDL VersaLink adds GPIOS to provide full modem control on
-+ * USART 0 - Drive DTR and RI pins manually
-+ */
-+ if (mctrl & TIOCM_DTR)
-+ at91_set_gpio_value(AT91_PIN_PB6, 0);
-+ else
-+ at91_set_gpio_value(AT91_PIN_PB6, 1);
-+ if (mctrl & TIOCM_RI)
-+ at91_set_gpio_value(AT91_PIN_PB7, 0);
-+ else
-+ at91_set_gpio_value(AT91_PIN_PB7, 1);
- }
-+
-+ /*
-+ * FDL VersaLink adds GPIOS to provide full modem control on
-+ * USART 3 - Drive DTR and RI pins manually
-+ */
-+ if (port->mapbase == AT91RM9200_BASE_US3) {
-+ if (mctrl & TIOCM_DTR)
-+ at91_set_gpio_value(AT91_PIN_PB29, 0);
-+ else
-+ at91_set_gpio_value(AT91_PIN_PB29, 1);
-+ if (mctrl & TIOCM_RI)
-+ at91_set_gpio_value(AT91_PIN_PB2, 0);
-+ else
-+ at91_set_gpio_value(AT91_PIN_PB2, 1);
-+ }
- }
- #endif
-
-@@ -211,8 +239,10 @@ static u_int atmel_get_mctrl(struct uart
- /*
- * The control signals are active low.
- */
-- if (!(status & ATMEL_US_DCD))
-- ret |= TIOCM_CD;
-+
-+ if (!(port->mapbase == AT91RM9200_BASE_US0 || port->mapbase == AT91RM9200_BASE_US3))
-+ if (!(status & ATMEL_US_DCD))
-+ ret |= TIOCM_CD;
- if (!(status & ATMEL_US_CTS))
- ret |= TIOCM_CTS;
- if (!(status & ATMEL_US_DSR))
-@@ -220,6 +250,16 @@ static u_int atmel_get_mctrl(struct uart
- if (!(status & ATMEL_US_RI))
- ret |= TIOCM_RI;
-
-+ /*
-+ * Read the GPIO's for the FDL VersaLink special case
-+ */
-+ if (port->mapbase == AT91RM9200_BASE_US0)
-+ if (!(at91_get_gpio_value(AT91_PIN_PA19)))
-+ ret |= TIOCM_CD;
-+ if (port->mapbase == AT91RM9200_BASE_US3)
-+ if (!(at91_get_gpio_value(AT91_PIN_PA24)))
-+ ret |= TIOCM_CD;
-+
- return ret;
- }
-
-@@ -511,6 +551,34 @@ static void atmel_tx_chars(struct uart_p
- }
-
- /*
-+ * USART0 DCD Interrupt handler
-+ */
-+
-+static irqreturn_t atmel_u0_DCD_interrupt(int irq, void *dev_id)
-+{
-+ struct uart_port *port = dev_id;
-+ int status = at91_get_gpio_value(irq);
-+
-+ uart_handle_dcd_change(port, !(status));
-+
-+ return IRQ_HANDLED;
-+}
-+
-+/*
-+ * USART3 DCD Interrupt handler
-+ */
-+
-+static irqreturn_t atmel_u3_DCD_interrupt(int irq, void *dev_id)
-+{
-+ struct uart_port *port = dev_id;
-+ int status = at91_get_gpio_value(irq);
-+
-+ uart_handle_dcd_change(port, !(status));
-+
-+ return IRQ_HANDLED;
-+}
-+
-+/*
- * Interrupt handler
- */
- static irqreturn_t atmel_interrupt(int irq, void *dev_id)
-@@ -587,6 +655,23 @@ static int atmel_startup(struct uart_por
- return retval;
- }
-
-+ if (port->mapbase == AT91RM9200_BASE_US0) {
-+ retval = request_irq(AT91_PIN_PA19, atmel_u0_DCD_interrupt, 0, "atmel_serial", port);
-+ if (retval) {
-+ printk("atmel_serial: atmel_startup - Can't get u0DCD irq\n");
-+ free_irq(port->irq, port);
-+ return retval;
-+ }
-+ }
-+ if (port->mapbase == AT91RM9200_BASE_US3) {
-+ retval = request_irq(AT91_PIN_PA24, atmel_u3_DCD_interrupt, 0, "atmel_serial", port);
-+ if (retval) {
-+ printk("atmel_serial: atmel_startup - Can't get u3DCD irq\n");
-+ free_irq(port->irq, port);
-+ return retval;
-+ }
-+ }
-+
- /*
- * Initialize DMA (if necessary)
- */
-@@ -603,6 +688,10 @@ static int atmel_startup(struct uart_por
- kfree(atmel_port->pdc_rx[0].buf);
- }
- free_irq(port->irq, port);
-+ if (port->mapbase == AT91RM9200_BASE_US0)
-+ free_irq(AT91_PIN_PA19, port);
-+ if (port->mapbase == AT91RM9200_BASE_US3)
-+ free_irq(AT91_PIN_PA24, port);
- return -ENOMEM;
- }
- pdc->dma_addr = dma_map_single(port->dev, pdc->buf, PDC_BUFFER_SIZE, DMA_FROM_DEVICE);
-@@ -636,6 +725,10 @@ static int atmel_startup(struct uart_por
- retval = atmel_open_hook(port);
- if (retval) {
- free_irq(port->irq, port);
-+ if (port->mapbase == AT91RM9200_BASE_US0)
-+ free_irq(AT91_PIN_PA19, port);
-+ if (port->mapbase == AT91RM9200_BASE_US3)
-+ free_irq(AT91_PIN_PA24, port);
- return retval;
- }
- }
-@@ -701,6 +794,10 @@ static void atmel_shutdown(struct uart_p
- * Free the interrupt
- */
- free_irq(port->irq, port);
-+ if (port->mapbase == AT91RM9200_BASE_US0)
-+ free_irq(AT91_PIN_PA19, port);
-+ if (port->mapbase == AT91RM9200_BASE_US3)
-+ free_irq(AT91_PIN_PA24, port);
-
- /*
- * If there is a specific "close" function (to unregister