aboutsummaryrefslogtreecommitdiffstats
path: root/arch/m68knommu
diff options
context:
space:
mode:
Diffstat (limited to 'arch/m68knommu')
-rw-r--r--arch/m68knommu/platform/5206/config.c68
1 files changed, 57 insertions, 11 deletions
diff --git a/arch/m68knommu/platform/5206/config.c b/arch/m68knommu/platform/5206/config.c
index b3c4dd4cc135..8836b428a514 100644
--- a/arch/m68knommu/platform/5206/config.c
+++ b/arch/m68knommu/platform/5206/config.c
@@ -13,12 +13,11 @@
13#include <linux/param.h> 13#include <linux/param.h>
14#include <linux/init.h> 14#include <linux/init.h>
15#include <linux/interrupt.h> 15#include <linux/interrupt.h>
16#include <asm/dma.h> 16#include <linux/io.h>
17#include <asm/machdep.h> 17#include <asm/machdep.h>
18#include <asm/coldfire.h> 18#include <asm/coldfire.h>
19#include <asm/mcftimer.h>
20#include <asm/mcfsim.h> 19#include <asm/mcfsim.h>
21#include <asm/mcfdma.h> 20#include <asm/mcfuart.h>
22 21
23/***************************************************************************/ 22/***************************************************************************/
24 23
@@ -26,15 +25,51 @@ void coldfire_reset(void);
26 25
27/***************************************************************************/ 26/***************************************************************************/
28 27
29/* 28static struct mcf_platform_uart m5206_uart_platform[] = {
30 * DMA channel base address table. 29 {
31 */ 30 .mapbase = MCF_MBAR + MCFUART_BASE1,
32unsigned int dma_base_addr[MAX_M68K_DMA_CHANNELS] = { 31 .irq = 73,
33 MCF_MBAR + MCFDMA_BASE0, 32 },
34 MCF_MBAR + MCFDMA_BASE1, 33 {
34 .mapbase = MCF_MBAR + MCFUART_BASE2,
35 .irq = 74,
36 },
37 { },
38};
39
40static struct platform_device m5206_uart = {
41 .name = "mcfuart",
42 .id = 0,
43 .dev.platform_data = m5206_uart_platform,
35}; 44};
36 45
37unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS]; 46static struct platform_device *m5206_devices[] __initdata = {
47 &m5206_uart,
48};
49
50/***************************************************************************/
51
52static void __init m5206_uart_init_line(int line, int irq)
53{
54 if (line == 0) {
55 writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI1, MCF_MBAR + MCFSIM_UART1ICR);
56 writeb(irq, MCFUART_BASE1 + MCFUART_UIVR);
57 mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART1);
58 } else if (line == 1) {
59 writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI2, MCF_MBAR + MCFSIM_UART2ICR);
60 writeb(irq, MCFUART_BASE2 + MCFUART_UIVR);
61 mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART2);
62 }
63}
64
65static void __init m5206_uarts_init(void)
66{
67 const int nrlines = ARRAY_SIZE(m5206_uart_platform);
68 int line;
69
70 for (line = 0; (line < nrlines); line++)
71 m5206_uart_init_line(line, m5206_uart_platform[line].irq);
72}
38 73
39/***************************************************************************/ 74/***************************************************************************/
40 75
@@ -88,10 +123,21 @@ int mcf_timerirqpending(int timer)
88 123
89/***************************************************************************/ 124/***************************************************************************/
90 125
91void config_BSP(char *commandp, int size) 126void __init config_BSP(char *commandp, int size)
92{ 127{
93 mcf_setimr(MCFSIM_IMR_MASKALL); 128 mcf_setimr(MCFSIM_IMR_MASKALL);
94 mach_reset = coldfire_reset; 129 mach_reset = coldfire_reset;
95} 130}
96 131
97/***************************************************************************/ 132/***************************************************************************/
133
134static int __init init_BSP(void)
135{
136 m5206_uarts_init();
137 platform_add_devices(m5206_devices, ARRAY_SIZE(m5206_devices));
138 return 0;
139}
140
141arch_initcall(init_BSP);
142
143/***************************************************************************/