diff options
Diffstat (limited to 'arch/m68knommu')
-rw-r--r-- | arch/m68knommu/platform/5206/config.c | 68 |
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 | /* | 28 | static struct mcf_platform_uart m5206_uart_platform[] = { |
30 | * DMA channel base address table. | 29 | { |
31 | */ | 30 | .mapbase = MCF_MBAR + MCFUART_BASE1, |
32 | unsigned 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 | |||
40 | static struct platform_device m5206_uart = { | ||
41 | .name = "mcfuart", | ||
42 | .id = 0, | ||
43 | .dev.platform_data = m5206_uart_platform, | ||
35 | }; | 44 | }; |
36 | 45 | ||
37 | unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS]; | 46 | static struct platform_device *m5206_devices[] __initdata = { |
47 | &m5206_uart, | ||
48 | }; | ||
49 | |||
50 | /***************************************************************************/ | ||
51 | |||
52 | static 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 | |||
65 | static 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 | ||
91 | void config_BSP(char *commandp, int size) | 126 | void __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 | |||
134 | static 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 | |||
141 | arch_initcall(init_BSP); | ||
142 | |||
143 | /***************************************************************************/ | ||