aboutsummaryrefslogtreecommitdiffstats
path: root/arch/m68knommu/platform/5249/config.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/m68knommu/platform/5249/config.c')
-rw-r--r--arch/m68knommu/platform/5249/config.c69
1 files changed, 57 insertions, 12 deletions
diff --git a/arch/m68knommu/platform/5249/config.c b/arch/m68knommu/platform/5249/config.c
index d4d39435cb15..76a2c785245e 100644
--- a/arch/m68knommu/platform/5249/config.c
+++ b/arch/m68knommu/platform/5249/config.c
@@ -12,11 +12,11 @@
12#include <linux/param.h> 12#include <linux/param.h>
13#include <linux/init.h> 13#include <linux/init.h>
14#include <linux/interrupt.h> 14#include <linux/interrupt.h>
15#include <asm/dma.h> 15#include <linux/io.h>
16#include <asm/machdep.h> 16#include <asm/machdep.h>
17#include <asm/coldfire.h> 17#include <asm/coldfire.h>
18#include <asm/mcfsim.h> 18#include <asm/mcfsim.h>
19#include <asm/mcfdma.h> 19#include <asm/mcfuart.h>
20 20
21/***************************************************************************/ 21/***************************************************************************/
22 22
@@ -24,17 +24,51 @@ void coldfire_reset(void);
24 24
25/***************************************************************************/ 25/***************************************************************************/
26 26
27/* 27static struct mcf_platform_uart m5249_uart_platform[] = {
28 * DMA channel base address table. 28 {
29 */ 29 .mapbase = MCF_MBAR + MCFUART_BASE1,
30unsigned int dma_base_addr[MAX_M68K_DMA_CHANNELS] = { 30 .irq = 73,
31 MCF_MBAR + MCFDMA_BASE0, 31 },
32 MCF_MBAR + MCFDMA_BASE1, 32 {
33 MCF_MBAR + MCFDMA_BASE2, 33 .mapbase = MCF_MBAR + MCFUART_BASE2,
34 MCF_MBAR + MCFDMA_BASE3, 34 .irq = 74,
35 }
35}; 36};
36 37
37unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS]; 38static struct platform_device m5249_uart = {
39 .name = "mcfuart",
40 .id = 0,
41 .dev.platform_data = m5249_uart_platform,
42};
43
44static struct platform_device *m5249_devices[] __initdata = {
45 &m5249_uart,
46};
47
48/***************************************************************************/
49
50static void __init m5249_uart_init_line(int line, int irq)
51{
52 if (line == 0) {
53 writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI1, MCF_MBAR + MCFSIM_UART1ICR);
54 writeb(irq, MCFUART_BASE1 + MCFUART_UIVR);
55 mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART1);
56 } else if (line == 1) {
57 writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI2, MCF_MBAR + MCFSIM_UART2ICR);
58 writeb(irq, MCFUART_BASE2 + MCFUART_UIVR);
59 mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART2);
60 }
61}
62
63static void __init m5249_uarts_init(void)
64{
65 const int nrlines = ARRAY_SIZE(m5249_uart_platform);
66 int line;
67
68 for (line = 0; (line < nrlines); line++)
69 m5249_uart_init_line(line, m5249_uart_platform[line].irq);
70}
71
38 72
39/***************************************************************************/ 73/***************************************************************************/
40 74
@@ -85,10 +119,21 @@ int mcf_timerirqpending(int timer)
85 119
86/***************************************************************************/ 120/***************************************************************************/
87 121
88void config_BSP(char *commandp, int size) 122void __init config_BSP(char *commandp, int size)
89{ 123{
90 mcf_setimr(MCFSIM_IMR_MASKALL); 124 mcf_setimr(MCFSIM_IMR_MASKALL);
91 mach_reset = coldfire_reset; 125 mach_reset = coldfire_reset;
92} 126}
93 127
94/***************************************************************************/ 128/***************************************************************************/
129
130static int __init init_BSP(void)
131{
132 m5249_uarts_init();
133 platform_add_devices(m5249_devices, ARRAY_SIZE(m5249_devices));
134 return 0;
135}
136
137arch_initcall(init_BSP);
138
139/***************************************************************************/