diff options
Diffstat (limited to 'arch/m68knommu/platform/5407/config.c')
-rw-r--r-- | arch/m68knommu/platform/5407/config.c | 69 |
1 files changed, 57 insertions, 12 deletions
diff --git a/arch/m68knommu/platform/5407/config.c b/arch/m68knommu/platform/5407/config.c index 2d3b62eba7ca..5ed9ba5eb961 100644 --- a/arch/m68knommu/platform/5407/config.c +++ b/arch/m68knommu/platform/5407/config.c | |||
@@ -13,11 +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/mcfsim.h> | 19 | #include <asm/mcfsim.h> |
20 | #include <asm/mcfdma.h> | 20 | #include <asm/mcfuart.h> |
21 | 21 | ||
22 | /***************************************************************************/ | 22 | /***************************************************************************/ |
23 | 23 | ||
@@ -29,17 +29,51 @@ extern unsigned int mcf_timerlevel; | |||
29 | 29 | ||
30 | /***************************************************************************/ | 30 | /***************************************************************************/ |
31 | 31 | ||
32 | /* | 32 | static struct mcf_platform_uart m5407_uart_platform[] = { |
33 | * DMA channel base address table. | 33 | { |
34 | */ | 34 | .mapbase = MCF_MBAR + MCFUART_BASE1, |
35 | unsigned int dma_base_addr[MAX_M68K_DMA_CHANNELS] = { | 35 | .irq = 73, |
36 | MCF_MBAR + MCFDMA_BASE0, | 36 | }, |
37 | MCF_MBAR + MCFDMA_BASE1, | 37 | { |
38 | MCF_MBAR + MCFDMA_BASE2, | 38 | .mapbase = MCF_MBAR + MCFUART_BASE2, |
39 | MCF_MBAR + MCFDMA_BASE3, | 39 | .irq = 74, |
40 | }, | ||
41 | { }, | ||
42 | }; | ||
43 | |||
44 | static struct platform_device m5407_uart = { | ||
45 | .name = "mcfuart", | ||
46 | .id = 0, | ||
47 | .dev.platform_data = m5407_uart_platform, | ||
40 | }; | 48 | }; |
41 | 49 | ||
42 | unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS]; | 50 | static struct platform_device *m5407_devices[] __initdata = { |
51 | &m5407_uart, | ||
52 | }; | ||
53 | |||
54 | /***************************************************************************/ | ||
55 | |||
56 | static void __init m5407_uart_init_line(int line, int irq) | ||
57 | { | ||
58 | if (line == 0) { | ||
59 | writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI1, MCF_MBAR + MCFSIM_UART1ICR); | ||
60 | writeb(irq, MCFUART_BASE1 + MCFUART_UIVR); | ||
61 | mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART1); | ||
62 | } else if (line == 1) { | ||
63 | writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI2, MCF_MBAR + MCFSIM_UART2ICR); | ||
64 | writeb(irq, MCFUART_BASE2 + MCFUART_UIVR); | ||
65 | mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART2); | ||
66 | } | ||
67 | } | ||
68 | |||
69 | static void __init m5407_uarts_init(void) | ||
70 | { | ||
71 | const int nrlines = ARRAY_SIZE(m5407_uart_platform); | ||
72 | int line; | ||
73 | |||
74 | for (line = 0; (line < nrlines); line++) | ||
75 | m5407_uart_init_line(line, m5407_uart_platform[line].irq); | ||
76 | } | ||
43 | 77 | ||
44 | /***************************************************************************/ | 78 | /***************************************************************************/ |
45 | 79 | ||
@@ -90,7 +124,7 @@ int mcf_timerirqpending(int timer) | |||
90 | 124 | ||
91 | /***************************************************************************/ | 125 | /***************************************************************************/ |
92 | 126 | ||
93 | void config_BSP(char *commandp, int size) | 127 | void __init config_BSP(char *commandp, int size) |
94 | { | 128 | { |
95 | mcf_setimr(MCFSIM_IMR_MASKALL); | 129 | mcf_setimr(MCFSIM_IMR_MASKALL); |
96 | 130 | ||
@@ -105,3 +139,14 @@ void config_BSP(char *commandp, int size) | |||
105 | } | 139 | } |
106 | 140 | ||
107 | /***************************************************************************/ | 141 | /***************************************************************************/ |
142 | |||
143 | static int __init init_BSP(void) | ||
144 | { | ||
145 | m5407_uarts_init(); | ||
146 | platform_add_devices(m5407_devices, ARRAY_SIZE(m5407_devices)); | ||
147 | return 0; | ||
148 | } | ||
149 | |||
150 | arch_initcall(init_BSP); | ||
151 | |||
152 | /***************************************************************************/ | ||