diff options
Diffstat (limited to 'arch/arm/mach-omap2/display.c')
-rw-r--r-- | arch/arm/mach-omap2/display.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index a4e536b11ec9..58347bb874a0 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c | |||
@@ -32,7 +32,6 @@ | |||
32 | 32 | ||
33 | #include "soc.h" | 33 | #include "soc.h" |
34 | #include "iomap.h" | 34 | #include "iomap.h" |
35 | #include "mux.h" | ||
36 | #include "control.h" | 35 | #include "control.h" |
37 | #include "display.h" | 36 | #include "display.h" |
38 | #include "prm.h" | 37 | #include "prm.h" |
@@ -102,90 +101,13 @@ static const struct omap_dss_hwmod_data omap4_dss_hwmod_data[] __initconst = { | |||
102 | { "dss_hdmi", "omapdss_hdmi", -1 }, | 101 | { "dss_hdmi", "omapdss_hdmi", -1 }, |
103 | }; | 102 | }; |
104 | 103 | ||
105 | static void __init omap4_tpd12s015_mux_pads(void) | ||
106 | { | ||
107 | omap_mux_init_signal("hdmi_cec", | ||
108 | OMAP_PIN_INPUT_PULLUP); | ||
109 | omap_mux_init_signal("hdmi_ddc_scl", | ||
110 | OMAP_PIN_INPUT_PULLUP); | ||
111 | omap_mux_init_signal("hdmi_ddc_sda", | ||
112 | OMAP_PIN_INPUT_PULLUP); | ||
113 | } | ||
114 | |||
115 | static void __init omap4_hdmi_mux_pads(enum omap_hdmi_flags flags) | ||
116 | { | ||
117 | u32 reg; | ||
118 | u16 control_i2c_1; | ||
119 | |||
120 | /* | ||
121 | * CONTROL_I2C_1: HDMI_DDC_SDA_PULLUPRESX (bit 28) and | ||
122 | * HDMI_DDC_SCL_PULLUPRESX (bit 24) are set to disable | ||
123 | * internal pull up resistor. | ||
124 | */ | ||
125 | if (flags & OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP) { | ||
126 | control_i2c_1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_1; | ||
127 | reg = omap4_ctrl_pad_readl(control_i2c_1); | ||
128 | reg |= (OMAP4_HDMI_DDC_SDA_PULLUPRESX_MASK | | ||
129 | OMAP4_HDMI_DDC_SCL_PULLUPRESX_MASK); | ||
130 | omap4_ctrl_pad_writel(reg, control_i2c_1); | ||
131 | } | ||
132 | } | ||
133 | |||
134 | static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes) | ||
135 | { | ||
136 | u32 enable_mask, enable_shift; | ||
137 | u32 pipd_mask, pipd_shift; | ||
138 | u32 reg; | ||
139 | |||
140 | if (dsi_id == 0) { | ||
141 | enable_mask = OMAP4_DSI1_LANEENABLE_MASK; | ||
142 | enable_shift = OMAP4_DSI1_LANEENABLE_SHIFT; | ||
143 | pipd_mask = OMAP4_DSI1_PIPD_MASK; | ||
144 | pipd_shift = OMAP4_DSI1_PIPD_SHIFT; | ||
145 | } else if (dsi_id == 1) { | ||
146 | enable_mask = OMAP4_DSI2_LANEENABLE_MASK; | ||
147 | enable_shift = OMAP4_DSI2_LANEENABLE_SHIFT; | ||
148 | pipd_mask = OMAP4_DSI2_PIPD_MASK; | ||
149 | pipd_shift = OMAP4_DSI2_PIPD_SHIFT; | ||
150 | } else { | ||
151 | return -ENODEV; | ||
152 | } | ||
153 | |||
154 | reg = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY); | ||
155 | |||
156 | reg &= ~enable_mask; | ||
157 | reg &= ~pipd_mask; | ||
158 | |||
159 | reg |= (lanes << enable_shift) & enable_mask; | ||
160 | reg |= (lanes << pipd_shift) & pipd_mask; | ||
161 | |||
162 | omap4_ctrl_pad_writel(reg, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY); | ||
163 | |||
164 | return 0; | ||
165 | } | ||
166 | |||
167 | int __init omap_hdmi_init(enum omap_hdmi_flags flags) | ||
168 | { | ||
169 | if (cpu_is_omap44xx()) { | ||
170 | omap4_hdmi_mux_pads(flags); | ||
171 | omap4_tpd12s015_mux_pads(); | ||
172 | } | ||
173 | |||
174 | return 0; | ||
175 | } | ||
176 | |||
177 | static int omap_dsi_enable_pads(int dsi_id, unsigned lane_mask) | 104 | static int omap_dsi_enable_pads(int dsi_id, unsigned lane_mask) |
178 | { | 105 | { |
179 | if (cpu_is_omap44xx()) | ||
180 | return omap4_dsi_mux_pads(dsi_id, lane_mask); | ||
181 | |||
182 | return 0; | 106 | return 0; |
183 | } | 107 | } |
184 | 108 | ||
185 | static void omap_dsi_disable_pads(int dsi_id, unsigned lane_mask) | 109 | static void omap_dsi_disable_pads(int dsi_id, unsigned lane_mask) |
186 | { | 110 | { |
187 | if (cpu_is_omap44xx()) | ||
188 | omap4_dsi_mux_pads(dsi_id, 0); | ||
189 | } | 111 | } |
190 | 112 | ||
191 | static int omap_dss_set_min_bus_tput(struct device *dev, unsigned long tput) | 113 | static int omap_dss_set_min_bus_tput(struct device *dev, unsigned long tput) |