Merge branch 'fbdev-next' of git://github.com/schandinat/linux-2.6

* 'fbdev-next' of git://github.com/schandinat/linux-2.6: (175 commits)
  module_param: make bool parameters really bool (drivers/video/i810)
  Revert "atmel_lcdfb: Adjust HFP calculation so it matches the manual."
  OMAPDSS: HDMI: Disable DDC internal pull up
  OMAPDSS: HDMI: Move duplicate code from boardfile
  OMAPDSS: add OrtusTech COM43H4M10XTC display support
  OMAP: DSS2: Support for UMSH-8173MD TFT panel
  ASoC: OMAP: HDMI: Move HDMI codec trigger function to generic HDMI driver
  OMAPDSS: HDMI: Create function to enable HDMI audio
  ASoC: OMAP: HDMI: Correct signature of ASoC functions
  ASoC: OMAP: HDMI: Introduce driver data for audio codec
  grvga: fix section mismatch warnings
  video: s3c-fb: Don't keep device runtime active when open
  video: s3c-fb: Hold runtime PM references when touching registers
  video: s3c-fb: Take a runtime PM reference when unblanked
  video: s3c-fb: Disable runtime PM in error paths from probe
  video: s3c-fb: Use s3c_fb_enable() to enable the framebuffer
  video: s3c-fb: Make runtime PM functional again
  drivers/video: fsl-diu-fb: merge fsl_diu_alloc() into map_video_memory()
  drivers/video: fsl-diu-fb: add default platform ops functions
  drivers/video: fsl-diu-fb: remove broken reference count enabling the display
  ...

3 files changed, 56 insertions, 31 deletions

diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 2ceb75d21eb2..39fba9df17fb 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -602,20 +602,6 @@ static void __init omap_sfh7741prox_init(void)
                         __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
 }
 
-static void sdp4430_hdmi_mux_init(void)
-{
-        /* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
-        omap_mux_init_signal("hdmi_hpd",
-                        OMAP_PIN_INPUT_PULLUP);
-        omap_mux_init_signal("hdmi_cec",
-                        OMAP_PIN_INPUT_PULLUP);
-        /* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
-        omap_mux_init_signal("hdmi_ddc_scl",
-                        OMAP_PIN_INPUT_PULLUP);
-        omap_mux_init_signal("hdmi_ddc_sda",
-                        OMAP_PIN_INPUT_PULLUP);
-}
-
 static struct gpio sdp4430_hdmi_gpios[] = {
         { HDMI_GPIO_HPD,        GPIOF_OUT_INIT_HIGH,    "hdmi_gpio_hpd"   },
         { HDMI_GPIO_LS_OE,      GPIOF_OUT_INIT_HIGH,    "hdmi_gpio_ls_oe" },
@@ -833,9 +819,16 @@ static void omap_4430sdp_display_init(void)
                 pr_err("%s: Could not get display_sel GPIO\n", __func__);
 
         sdp4430_lcd_init();
-        sdp4430_hdmi_mux_init();
         sdp4430_picodlp_init();
         omap_display_init(&sdp4430_dss_data);
+        /*
+         * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and
+         * later have external pull up on the HDMI I2C lines
+         */
+        if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2)
+                omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
+        else
+                omap_hdmi_init(0);
 }
 
 #ifdef CONFIG_OMAP_MUX
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index e96a2e7ad36f..30ad40db2cf3 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -412,21 +412,6 @@ int __init omap4_panda_dvi_init(void)
         return r;
 }
 
-
-static void omap4_panda_hdmi_mux_init(void)
-{
-        /* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
-        omap_mux_init_signal("hdmi_hpd",
-                        OMAP_PIN_INPUT_PULLUP);
-        omap_mux_init_signal("hdmi_cec",
-                        OMAP_PIN_INPUT_PULLUP);
-        /* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
-        omap_mux_init_signal("hdmi_ddc_scl",
-                        OMAP_PIN_INPUT_PULLUP);
-        omap_mux_init_signal("hdmi_ddc_sda",
-                        OMAP_PIN_INPUT_PULLUP);
-}
-
 static struct gpio panda_hdmi_gpios[] = {
         { HDMI_GPIO_HPD,        GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd"   },
         { HDMI_GPIO_LS_OE,      GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
@@ -478,8 +463,16 @@ void omap4_panda_display_init(void)
         if (r)
                 pr_err("error initializing panda DVI\n");
 
-        omap4_panda_hdmi_mux_init();
         omap_display_init(&omap4_panda_dss_data);
+
+        /*
+         * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and
+         * later have external pull up on the HDMI I2C lines
+         */
+        if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2)
+                omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
+        else
+                omap_hdmi_init(0);
 }
 
 static void __init omap4_panda_init(void)
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c
index bc6cf863a563..3c446d1a1781 100644
--- a/arch/arm/mach-omap2/display.c
+++ b/arch/arm/mach-omap2/display.c
@@ -30,6 +30,7 @@
 #include <plat/omap-pm.h>
 #include "common.h"
 
+#include "mux.h"
 #include "control.h"
 #include "display.h"
 
@@ -97,6 +98,36 @@ static const struct omap_dss_hwmod_data omap4_dss_hwmod_data[] __initdata = {
         { "dss_hdmi", "omapdss_hdmi", -1 },
 };
 
+static void omap4_hdmi_mux_pads(enum omap_hdmi_flags flags)
+{
+        u32 reg;
+        u16 control_i2c_1;
+
+        /* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
+        omap_mux_init_signal("hdmi_hpd",
+                        OMAP_PIN_INPUT_PULLUP);
+        omap_mux_init_signal("hdmi_cec",
+                        OMAP_PIN_INPUT_PULLUP);
+        /* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
+        omap_mux_init_signal("hdmi_ddc_scl",
+                        OMAP_PIN_INPUT_PULLUP);
+        omap_mux_init_signal("hdmi_ddc_sda",
+                        OMAP_PIN_INPUT_PULLUP);
+
+        /*
+         * CONTROL_I2C_1: HDMI_DDC_SDA_PULLUPRESX (bit 28) and
+         * HDMI_DDC_SCL_PULLUPRESX (bit 24) are set to disable
+         * internal pull up resistor.
+         */
+        if (flags & OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP) {
+                control_i2c_1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_1;
+                reg = omap4_ctrl_pad_readl(control_i2c_1);
+                reg |= (OMAP4_HDMI_DDC_SDA_PULLUPRESX_MASK |
+                        OMAP4_HDMI_DDC_SCL_PULLUPRESX_MASK);
+                        omap4_ctrl_pad_writel(reg, control_i2c_1);
+        }
+}
+
 static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes)
 {
         u32 enable_mask, enable_shift;
@@ -130,6 +161,14 @@ static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes)
         return 0;
 }
 
+int omap_hdmi_init(enum omap_hdmi_flags flags)
+{
+        if (cpu_is_omap44xx())
+                omap4_hdmi_mux_pads(flags);
+
+        return 0;
+}
+
 static int omap_dsi_enable_pads(int dsi_id, unsigned lane_mask)
 {
         if (cpu_is_omap44xx())