diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.3/0012-tty-support.patch')
| -rw-r--r-- | target/linux/lantiq/patches-3.3/0012-tty-support.patch | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/target/linux/lantiq/patches-3.3/0012-tty-support.patch b/target/linux/lantiq/patches-3.3/0012-tty-support.patch deleted file mode 100644 index 52bd9de..0000000 --- a/target/linux/lantiq/patches-3.3/0012-tty-support.patch +++ /dev/null @@ -1,90 +0,0 @@ -From 3b11721314a100e40634a80062d0d2cce1dc83dc Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Fri, 3 Aug 2012 09:54:27 +0200 -Subject: [PATCH 12/25] tty support - ---- - drivers/tty/serial/lantiq.c | 25 +++++++++++++++++++++---- - 1 files changed, 21 insertions(+), 4 deletions(-) - -diff --git a/drivers/tty/serial/lantiq.c b/drivers/tty/serial/lantiq.c -index 96c1cac..82956de 100644 ---- a/drivers/tty/serial/lantiq.c -+++ b/drivers/tty/serial/lantiq.c -@@ -107,6 +107,9 @@ - #define ASCFSTAT_TXFREEMASK 0x3F000000 - #define ASCFSTAT_TXFREEOFF 24 - -+#define MUXC_SIF_RX_PIN 112 -+#define MUXC_SIF_TX_PIN 113 -+ - static void lqasc_tx_chars(struct uart_port *port); - static struct ltq_uart_port *lqasc_port[MAXPORTS]; - static struct uart_driver lqasc_reg; -@@ -114,6 +117,7 @@ static DEFINE_SPINLOCK(ltq_asc_lock); - - struct ltq_uart_port { - struct uart_port port; -+ struct clk *fpiclk; - struct clk *clk; - unsigned int tx_irq; - unsigned int rx_irq; -@@ -316,7 +320,7 @@ lqasc_startup(struct uart_port *port) - struct ltq_uart_port *ltq_port = to_ltq_uart_port(port); - int retval; - -- port->uartclk = clk_get_rate(ltq_port->clk); -+ port->uartclk = clk_get_rate(ltq_port->fpiclk); - - ltq_w32_mask(ASCCLC_DISS | ASCCLC_RMCMASK, (1 << ASCCLC_RMCOFFSET), - port->membase + LTQ_ASC_CLC); -@@ -529,6 +533,19 @@ lqasc_request_port(struct uart_port *port) - if (port->membase == NULL) - return -ENOMEM; - } -+ if (ltq_is_falcon() && (port->line == 1)) { -+ struct ltq_uart_port *ltq_port = lqasc_port[pdev->id]; -+ if (ltq_gpio_request(&pdev->dev, MUXC_SIF_RX_PIN, -+ 3, 0, "asc1-rx")) -+ return -EBUSY; -+ if (ltq_gpio_request(&pdev->dev, MUXC_SIF_TX_PIN, -+ 3, 1, "asc1-tx")) -+ return -EBUSY; -+ ltq_port->clk = clk_get(&pdev->dev, NULL); -+ if (IS_ERR(ltq_port->clk)) -+ return PTR_ERR(ltq_port->clk); -+ clk_enable(ltq_port->clk); -+ } - return 0; - } - -@@ -630,7 +647,7 @@ lqasc_console_setup(struct console *co, char *options) - - port = <q_port->port; - -- port->uartclk = clk_get_rate(ltq_port->clk); -+ port->uartclk = clk_get_rate(ltq_port->fpiclk); - - if (options) - uart_parse_options(options, &baud, &parity, &bits, &flow); -@@ -686,7 +703,7 @@ lqasc_probe(struct platform_device *pdev) - if (lqasc_port[pdev->id] != NULL) - return -EBUSY; - -- clk = clk_get(&pdev->dev, "fpi"); -+ clk = clk_get_fpi(); - if (IS_ERR(clk)) { - pr_err("failed to get fpi clk\n"); - return -ENOENT; -@@ -715,7 +732,7 @@ lqasc_probe(struct platform_device *pdev) - port->irq = tx_irq; /* unused, just to be backward-compatibe */ - port->mapbase = mmres->start; - -- ltq_port->clk = clk; -+ ltq_port->fpiclk = clk; - - ltq_port->tx_irq = tx_irq; - ltq_port->rx_irq = rx_irq; --- -1.7.9.1 - |