From: Greg Ungerer <gerg@xxxxxxxxxxx>
Simplify the UART setup code so that it no longer loops for each UART
present. Just make it do all the work it needs in a single function.
This will make the code easier to share when we move to a single set
of platform data for ColdFire UARTs.
Signed-off-by: Greg Ungerer <gerg@xxxxxxxxxxx>
---
arch/m68k/platform/5249/config.c | 27 +++++++++------------------
1 files changed, 9 insertions(+), 18 deletions(-)
diff --git a/arch/m68k/platform/5249/config.c b/arch/m68k/platform/5249/config.c
index 6d779a9..3b30c7f 100644
--- a/arch/m68k/platform/5249/config.c
+++ b/arch/m68k/platform/5249/config.c
@@ -234,26 +234,17 @@ static struct platform_device *m5249_devices[] __initdata = {
/***************************************************************************/
-static void __init m5249_uart_init_line(int line, int irq)
-{
- if (line == 0) {
- writeb(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI1, MCF_MBAR + MCFSIM_UART1ICR);
- writeb(irq, MCFUART_BASE0 + MCFUART_UIVR);
- mcf_mapirq2imr(irq, MCFINTC_UART0);
- } else if (line == 1) {
- writeb(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI2, MCF_MBAR + MCFSIM_UART2ICR);
- writeb(irq, MCFUART_BASE1 + MCFUART_UIVR);
- mcf_mapirq2imr(irq, MCFINTC_UART1);
- }
-}
-
static void __init m5249_uarts_init(void)
{
- const int nrlines = ARRAY_SIZE(m5249_uart_platform);
- int line;
-
- for (line = 0; (line < nrlines); line++)
- m5249_uart_init_line(line, m5249_uart_platform[line].irq);
+ /* UART0 interrupt setup */
+ writeb(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI1, MCF_MBAR + MCFSIM_UART1ICR);
+ writeb(MCF_IRQ_UART0, MCFUART_BASE0 + MCFUART_UIVR);
+ mcf_mapirq2imr(MCF_IRQ_UART0, MCFINTC_UART0);
+
+ /* UART1 interrupt setup */
+ writeb(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI2, MCF_MBAR + MCFSIM_UART2ICR);
+ writeb(MCF_IRQ_UART1, MCFUART_BASE1 + MCFUART_UIVR);
+ mcf_mapirq2imr(MCF_IRQ_UART1, MCFINTC_UART1);
}
/***************************************************************************/
--
1.7.0.4
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