diff options
Diffstat (limited to 'arch/arm/mach-pnx4008/i2c.c')
-rw-r--r-- | arch/arm/mach-pnx4008/i2c.c | 108 |
1 files changed, 6 insertions, 102 deletions
diff --git a/arch/arm/mach-pnx4008/i2c.c b/arch/arm/mach-pnx4008/i2c.c index f3fea29c00d3..8103f9644e2d 100644 --- a/arch/arm/mach-pnx4008/i2c.c +++ b/arch/arm/mach-pnx4008/i2c.c | |||
@@ -18,120 +18,24 @@ | |||
18 | #include <mach/irqs.h> | 18 | #include <mach/irqs.h> |
19 | #include <mach/i2c.h> | 19 | #include <mach/i2c.h> |
20 | 20 | ||
21 | static int set_clock_run(struct platform_device *pdev) | 21 | static struct i2c_pnx_data i2c0_data = { |
22 | { | 22 | .name = I2C_CHIP_NAME "0", |
23 | struct clk *clk; | ||
24 | char name[10]; | ||
25 | int retval = 0; | ||
26 | |||
27 | snprintf(name, 10, "i2c%d_ck", pdev->id); | ||
28 | clk = clk_get(&pdev->dev, name); | ||
29 | if (!IS_ERR(clk)) { | ||
30 | clk_set_rate(clk, 1); | ||
31 | clk_put(clk); | ||
32 | } else | ||
33 | retval = -ENOENT; | ||
34 | |||
35 | return retval; | ||
36 | } | ||
37 | |||
38 | static int set_clock_stop(struct platform_device *pdev) | ||
39 | { | ||
40 | struct clk *clk; | ||
41 | char name[10]; | ||
42 | int retval = 0; | ||
43 | |||
44 | snprintf(name, 10, "i2c%d_ck", pdev->id); | ||
45 | clk = clk_get(&pdev->dev, name); | ||
46 | if (!IS_ERR(clk)) { | ||
47 | clk_set_rate(clk, 0); | ||
48 | clk_put(clk); | ||
49 | } else | ||
50 | retval = -ENOENT; | ||
51 | |||
52 | return retval; | ||
53 | } | ||
54 | |||
55 | static int i2c_pnx_suspend(struct platform_device *pdev, pm_message_t state) | ||
56 | { | ||
57 | int retval = 0; | ||
58 | #ifdef CONFIG_PM | ||
59 | retval = set_clock_run(pdev); | ||
60 | #endif | ||
61 | return retval; | ||
62 | } | ||
63 | |||
64 | static int i2c_pnx_resume(struct platform_device *pdev) | ||
65 | { | ||
66 | int retval = 0; | ||
67 | #ifdef CONFIG_PM | ||
68 | retval = set_clock_run(pdev); | ||
69 | #endif | ||
70 | return retval; | ||
71 | } | ||
72 | |||
73 | static u32 calculate_input_freq(struct platform_device *pdev) | ||
74 | { | ||
75 | return HCLK_MHZ; | ||
76 | } | ||
77 | |||
78 | |||
79 | static struct i2c_pnx_algo_data pnx_algo_data0 = { | ||
80 | .base = PNX4008_I2C1_BASE, | 23 | .base = PNX4008_I2C1_BASE, |
81 | .irq = I2C_1_INT, | 24 | .irq = I2C_1_INT, |
82 | }; | 25 | }; |
83 | 26 | ||
84 | static struct i2c_pnx_algo_data pnx_algo_data1 = { | 27 | static struct i2c_pnx_data i2c1_data = { |
28 | .name = I2C_CHIP_NAME "1", | ||
85 | .base = PNX4008_I2C2_BASE, | 29 | .base = PNX4008_I2C2_BASE, |
86 | .irq = I2C_2_INT, | 30 | .irq = I2C_2_INT, |
87 | }; | 31 | }; |
88 | 32 | ||
89 | static struct i2c_pnx_algo_data pnx_algo_data2 = { | 33 | static struct i2c_pnx_data i2c2_data = { |
34 | .name = "USB-I2C", | ||
90 | .base = (PNX4008_USB_CONFIG_BASE + 0x300), | 35 | .base = (PNX4008_USB_CONFIG_BASE + 0x300), |
91 | .irq = USB_I2C_INT, | 36 | .irq = USB_I2C_INT, |
92 | }; | 37 | }; |
93 | 38 | ||
94 | static struct i2c_adapter pnx_adapter0 = { | ||
95 | .name = I2C_CHIP_NAME "0", | ||
96 | .algo_data = &pnx_algo_data0, | ||
97 | }; | ||
98 | static struct i2c_adapter pnx_adapter1 = { | ||
99 | .name = I2C_CHIP_NAME "1", | ||
100 | .algo_data = &pnx_algo_data1, | ||
101 | }; | ||
102 | |||
103 | static struct i2c_adapter pnx_adapter2 = { | ||
104 | .name = "USB-I2C", | ||
105 | .algo_data = &pnx_algo_data2, | ||
106 | }; | ||
107 | |||
108 | static struct i2c_pnx_data i2c0_data = { | ||
109 | .suspend = i2c_pnx_suspend, | ||
110 | .resume = i2c_pnx_resume, | ||
111 | .calculate_input_freq = calculate_input_freq, | ||
112 | .set_clock_run = set_clock_run, | ||
113 | .set_clock_stop = set_clock_stop, | ||
114 | .adapter = &pnx_adapter0, | ||
115 | }; | ||
116 | |||
117 | static struct i2c_pnx_data i2c1_data = { | ||
118 | .suspend = i2c_pnx_suspend, | ||
119 | .resume = i2c_pnx_resume, | ||
120 | .calculate_input_freq = calculate_input_freq, | ||
121 | .set_clock_run = set_clock_run, | ||
122 | .set_clock_stop = set_clock_stop, | ||
123 | .adapter = &pnx_adapter1, | ||
124 | }; | ||
125 | |||
126 | static struct i2c_pnx_data i2c2_data = { | ||
127 | .suspend = i2c_pnx_suspend, | ||
128 | .resume = i2c_pnx_resume, | ||
129 | .calculate_input_freq = calculate_input_freq, | ||
130 | .set_clock_run = set_clock_run, | ||
131 | .set_clock_stop = set_clock_stop, | ||
132 | .adapter = &pnx_adapter2, | ||
133 | }; | ||
134 | |||
135 | static struct platform_device i2c0_device = { | 39 | static struct platform_device i2c0_device = { |
136 | .name = "pnx-i2c", | 40 | .name = "pnx-i2c", |
137 | .id = 0, | 41 | .id = 0, |