From 8d1d66af54d305de29d0bbf4aa8c9e6375f7f731 Mon Sep 17 00:00:00 2001 From: TsiChungLiew Date: Sun, 5 Aug 2007 03:55:21 -0500 Subject: [PATCH] Added uart_gpio_conf() in serial_init(), seperated uart port configuration from cpu_init() to uart_gpio_conf() Signed-off-by: TsiChungLiew --- cpu/mcf532x/cpu_init.c | 35 +++++++++++++++++++++-------------- drivers/serial/mcfuart.c | 4 ++++ 2 files changed, 25 insertions(+), 14 deletions(-) diff --git a/cpu/mcf532x/cpu_init.c b/cpu/mcf532x/cpu_init.c index 32711a1744..5a26ae0317 100644 --- a/cpu/mcf532x/cpu_init.c +++ b/cpu/mcf532x/cpu_init.c @@ -60,20 +60,6 @@ void cpu_init_f(void) scm2->pacrg = 0; scm1->pacrh = 0; - /* Setup Ports: */ - switch (CFG_UART_PORT) { - case 0: - gpio->par_uart = (GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); - break; - case 1: - gpio->par_uart = - (GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); - break; - case 2: - gpio->par_uart = (GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2); - break; - } - /* Port configuration */ gpio->par_cs = 0x3E; @@ -124,3 +110,24 @@ int cpu_init_r(void) { return (0); } + +void uart_port_conf(void) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (CFG_UART_PORT) { + case 0: + gpio->par_uart = (GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); + break; + case 1: + gpio->par_uart = + (GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); + break; + case 2: + gpio->par_timer &= 0x0F; + gpio->par_timer |= (GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2); + break; + } +} + diff --git a/drivers/serial/mcfuart.c b/drivers/serial/mcfuart.c index 39d4e18166..bc7077de79 100644 --- a/drivers/serial/mcfuart.c +++ b/drivers/serial/mcfuart.c @@ -34,6 +34,8 @@ DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_MCFUART +extern void uart_port_conf(void); + int serial_init(void) { volatile uart_t *uart; @@ -41,6 +43,8 @@ int serial_init(void) uart = (volatile uart_t *)(CFG_UART_BASE); + uart_port_conf(); + /* write to SICR: SIM2 = uart mode,dcd does not affect rx */ uart->ucr = UART_UCR_RESET_RX; uart->ucr = UART_UCR_RESET_TX; -- 2.30.2