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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-03-08 15:21:04 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-03-08 15:21:04 -0500
commit988addf82e4c03739375279de73929580a2d4a6a (patch)
tree989ae1cd4e264bbad80c65f04480486246e7b9f3 /arch/arm/mach-omap2/usb-musb.c
parent004c1c7096659d352b83047a7593e91d8a30e3c5 (diff)
parent25cf84cf377c0aae5dbcf937ea89bc7893db5176 (diff)
Merge branch 'origin' into devel-stable
Conflicts: arch/arm/mach-mx2/devices.c arch/arm/mach-mx2/devices.h sound/soc/pxa/pxa-ssp.c
Diffstat (limited to 'arch/arm/mach-omap2/usb-musb.c')
-rw-r--r--arch/arm/mach-omap2/usb-musb.c82
1 files changed, 14 insertions, 68 deletions
diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index a80441dd19b8..6d41fa7b2ce8 100644
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -47,70 +47,11 @@ static struct resource musb_resources[] = {
47 }, 47 },
48}; 48};
49 49
50static int clk_on;
51
52static int musb_set_clock(struct clk *clk, int state)
53{
54 if (state) {
55 if (clk_on > 0)
56 return -ENODEV;
57
58 clk_enable(clk);
59 clk_on = 1;
60 } else {
61 if (clk_on == 0)
62 return -ENODEV;
63
64 clk_disable(clk);
65 clk_on = 0;
66 }
67
68 return 0;
69}
70
71static struct musb_hdrc_eps_bits musb_eps[] = {
72 { "ep1_tx", 10, },
73 { "ep1_rx", 10, },
74 { "ep2_tx", 9, },
75 { "ep2_rx", 9, },
76 { "ep3_tx", 3, },
77 { "ep3_rx", 3, },
78 { "ep4_tx", 3, },
79 { "ep4_rx", 3, },
80 { "ep5_tx", 3, },
81 { "ep5_rx", 3, },
82 { "ep6_tx", 3, },
83 { "ep6_rx", 3, },
84 { "ep7_tx", 3, },
85 { "ep7_rx", 3, },
86 { "ep8_tx", 2, },
87 { "ep8_rx", 2, },
88 { "ep9_tx", 2, },
89 { "ep9_rx", 2, },
90 { "ep10_tx", 2, },
91 { "ep10_rx", 2, },
92 { "ep11_tx", 2, },
93 { "ep11_rx", 2, },
94 { "ep12_tx", 2, },
95 { "ep12_rx", 2, },
96 { "ep13_tx", 2, },
97 { "ep13_rx", 2, },
98 { "ep14_tx", 2, },
99 { "ep14_rx", 2, },
100 { "ep15_tx", 2, },
101 { "ep15_rx", 2, },
102};
103
104static struct musb_hdrc_config musb_config = { 50static struct musb_hdrc_config musb_config = {
105 .multipoint = 1, 51 .multipoint = 1,
106 .dyn_fifo = 1, 52 .dyn_fifo = 1,
107 .soft_con = 1,
108 .dma = 1,
109 .num_eps = 16, 53 .num_eps = 16,
110 .dma_channels = 7,
111 .dma_req_chan = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3),
112 .ram_bits = 12, 54 .ram_bits = 12,
113 .eps_bits = musb_eps,
114}; 55};
115 56
116static struct musb_hdrc_platform_data musb_plat = { 57static struct musb_hdrc_platform_data musb_plat = {
@@ -122,7 +63,6 @@ static struct musb_hdrc_platform_data musb_plat = {
122 .mode = MUSB_PERIPHERAL, 63 .mode = MUSB_PERIPHERAL,
123#endif 64#endif
124 /* .clock is set dynamically */ 65 /* .clock is set dynamically */
125 .set_clock = musb_set_clock,
126 .config = &musb_config, 66 .config = &musb_config,
127 67
128 /* REVISIT charge pump on TWL4030 can supply up to 68 /* REVISIT charge pump on TWL4030 can supply up to
@@ -146,28 +86,34 @@ static struct platform_device musb_device = {
146 .resource = musb_resources, 86 .resource = musb_resources,
147}; 87};
148 88
149void __init usb_musb_init(void) 89void __init usb_musb_init(struct omap_musb_board_data *board_data)
150{ 90{
151 if (cpu_is_omap243x()) 91 if (cpu_is_omap243x()) {
152 musb_resources[0].start = OMAP243X_HS_BASE; 92 musb_resources[0].start = OMAP243X_HS_BASE;
153 else 93 } else if (cpu_is_omap34xx()) {
154 musb_resources[0].start = OMAP34XX_HSUSB_OTG_BASE; 94 musb_resources[0].start = OMAP34XX_HSUSB_OTG_BASE;
155 musb_resources[0].end = musb_resources[0].start + SZ_8K - 1; 95 } else if (cpu_is_omap44xx()) {
96 musb_resources[0].start = OMAP44XX_HSUSB_OTG_BASE;
97 musb_resources[1].start = OMAP44XX_IRQ_HS_USB_MC_N;
98 musb_resources[2].start = OMAP44XX_IRQ_HS_USB_DMA_N;
99 }
100 musb_resources[0].end = musb_resources[0].start + SZ_4K - 1;
156 101
157 /* 102 /*
158 * REVISIT: This line can be removed once all the platforms using 103 * REVISIT: This line can be removed once all the platforms using
159 * musb_core.c have been converted to use use clkdev. 104 * musb_core.c have been converted to use use clkdev.
160 */ 105 */
161 musb_plat.clock = "ick"; 106 musb_plat.clock = "ick";
107 musb_plat.board_data = board_data;
108 musb_plat.power = board_data->power >> 1;
109 musb_plat.mode = board_data->mode;
162 110
163 if (platform_device_register(&musb_device) < 0) { 111 if (platform_device_register(&musb_device) < 0)
164 printk(KERN_ERR "Unable to register HS-USB (MUSB) device\n"); 112 printk(KERN_ERR "Unable to register HS-USB (MUSB) device\n");
165 return;
166 }
167} 113}
168 114
169#else 115#else
170void __init usb_musb_init(void) 116void __init usb_musb_init(struct omap_musb_board_data *board_data)
171{ 117{
172} 118}
173#endif /* CONFIG_USB_MUSB_SOC */ 119#endif /* CONFIG_USB_MUSB_SOC */