patchbot at xen
Aug 8, 2013, 10:24 PM
Post #1 of 1
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[xen master] exynos4210: Implement vuart_info callback
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commit e4618090abb12233ecfb8b1f00c15867aaeeabe8
Author: Julien Grall <julien.grall [at] linaro>
AuthorDate: Thu Aug 1 17:09:31 2013 +0100
Commit: Ian Campbell <ian.campbell [at] citrix>
CommitDate: Thu Aug 8 12:55:50 2013 +0100
exynos4210: Implement vuart_info callback
Signed-off-by: Julien Grall <julien.grall [at] linaro>
Reviewed-by: Tim Deegan <tim [at] xen>
---
xen/drivers/char/exynos4210-uart.c | 15 +++++++++++++++
xen/include/asm-arm/exynos4210-uart.h | 1 +
2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/xen/drivers/char/exynos4210-uart.c b/xen/drivers/char/exynos4210-uart.c
index f7971da..9b34f92 100644
--- a/xen/drivers/char/exynos4210-uart.c
+++ b/xen/drivers/char/exynos4210-uart.c
@@ -33,6 +33,7 @@ static struct exynos4210_uart {
struct dt_irq irq;
void *regs;
struct irqaction irqaction;
+ struct vuart_info vuart;
} exynos4210_com = {0};
/* These parity settings can be ORed directly into the ULCON. */
@@ -281,6 +282,13 @@ static const struct dt_irq __init *exynos4210_uart_dt_irq(struct serial_port *po
return &uart->irq;
}
+static const struct vuart_info *exynos4210_vuart_info(struct serial_port *port)
+{
+ struct exynos4210_uart *uart = port->uart;
+
+ return &uart->vuart;
+}
+
static struct uart_driver __read_mostly exynos4210_uart_driver = {
.init_preirq = exynos4210_uart_init_preirq,
.init_postirq = exynos4210_uart_init_postirq,
@@ -292,6 +300,7 @@ static struct uart_driver __read_mostly exynos4210_uart_driver = {
.getc = exynos4210_uart_getc,
.irq = exynos4210_uart_irq,
.dt_irq_get = exynos4210_uart_dt_irq,
+ .vuart_info = exynos4210_vuart_info,
};
/* TODO: Parse UART config from the command line */
@@ -337,6 +346,12 @@ static int __init exynos4210_uart_init(struct dt_device_node *dev,
return res;
}
+ uart->vuart.base_addr = addr;
+ uart->vuart.size = size;
+ uart->vuart.data_off = UTXH;
+ uart->vuart.status_off = UTRSTAT;
+ uart->vuart.status = UTRSTAT_TXE | UTRSTAT_TXFE;
+
/* Register with generic serial driver. */
serial_register_uart(SERHND_DTUART, &exynos4210_uart_driver, uart);
diff --git a/xen/include/asm-arm/exynos4210-uart.h b/xen/include/asm-arm/exynos4210-uart.h
index bd9a4be..e2ab4a4 100644
--- a/xen/include/asm-arm/exynos4210-uart.h
+++ b/xen/include/asm-arm/exynos4210-uart.h
@@ -88,6 +88,7 @@
/* UTRSTAT */
#define UTRSTAT_TXFE (1 << 1)
+#define UTRSTAT_TXE (1 << 2)
/* URHX */
#define URXH_DATA_MASK (0xff)
--
generated by git-patchbot for /home/xen/git/xen.git#master
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