diff options
Diffstat (limited to 'arch/m68knommu/platform/5249/config.c')
-rw-r--r-- | arch/m68knommu/platform/5249/config.c | 69 |
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 | /* | 27 | static struct mcf_platform_uart m5249_uart_platform[] = { |
28 | * DMA channel base address table. | 28 | { |
29 | */ | 29 | .mapbase = MCF_MBAR + MCFUART_BASE1, |
30 | unsigned 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 | ||
37 | unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS]; | 38 | static struct platform_device m5249_uart = { |
39 | .name = "mcfuart", | ||
40 | .id = 0, | ||
41 | .dev.platform_data = m5249_uart_platform, | ||
42 | }; | ||
43 | |||
44 | static struct platform_device *m5249_devices[] __initdata = { | ||
45 | &m5249_uart, | ||
46 | }; | ||
47 | |||
48 | /***************************************************************************/ | ||
49 | |||
50 | static 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 | |||
63 | static 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 | ||
88 | void config_BSP(char *commandp, int size) | 122 | void __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 | |||
130 | static 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 | |||
137 | arch_initcall(init_BSP); | ||
138 | |||
139 | /***************************************************************************/ | ||