Merge branch 'for-next/misc'

4 files changed, 58 insertions, 15 deletions

diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c
index 0be48558e6..021c43339f 100644
--- a/drivers/clk/clk-fixed-factor.c
+++ b/drivers/clk/clk-fixed-factor.c
@@ -56,7 +56,6 @@ static int clk_factor_set_rate(struct clk *clk, unsigned long rate,
 	struct clk_fixed_factor *fix = container_of(clk, struct clk_fixed_factor, clk);
 
 	if (clk->flags & CLK_SET_RATE_PARENT) {
-		printk("%s: %ld -> parent %ld\n", __func__, rate, rate * fix->div / fix->mult);
 		return clk_set_rate(clk_get_parent(clk), rate * fix->div / fix->mult);
 	}
 
diff --git a/drivers/video/imx-ipu-v3/imx-ldb.c b/drivers/video/imx-ipu-v3/imx-ldb.c
index 14a86a42c1..33dbade870 100644
--- a/drivers/video/imx-ipu-v3/imx-ldb.c
+++ b/drivers/video/imx-ipu-v3/imx-ldb.c
@@ -114,6 +114,7 @@ static int imx_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, struct fb_videomo
 		int di)
 {
 	struct imx_ldb *ldb = imx_ldb_ch->ldb;
+	int dual = ldb->ldb_ctrl & LDB_SPLIT_MODE_EN;
 
 	ldb->soc_data->prepare(imx_ldb_ch, di, PICOS2KHZ(mode->pixclock) * 1000UL);
 
@@ -135,6 +136,10 @@ static int imx_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, struct fb_videomo
 	if (imx_ldb_ch == &ldb->channel[0]) {
 		ldb->ldb_ctrl &= ~LDB_CH0_MODE_EN_MASK;
 		ldb->ldb_ctrl |= LDB_CH0_MODE_EN_TO_DI0;
+		if (dual) {
+			ldb->ldb_ctrl &= ~LDB_CH1_MODE_EN_MASK;
+			ldb->ldb_ctrl |= LDB_CH1_MODE_EN_TO_DI0;
+		}
 	}
 
 	if (imx_ldb_ch == &ldb->channel[1]) {
@@ -147,20 +152,11 @@ static int imx_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, struct fb_videomo
 	return 0;
 }
 
-static int imx6q_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, int di,
-			     unsigned long pixclk)
+static int imx6q_set_clock(struct imx_ldb *ldb, int ipuno, int dino, int chno, unsigned long pixclk)
 {
 	struct clk *diclk, *ldbclk;
-	struct imx_ldb *ldb = imx_ldb_ch->ldb;
-	int ret, ipuno, dino;
 	char *clkname;
-	void __iomem *gpr3 = (void *)MX6_IOMUXC_BASE_ADDR + 0xc;
-	uint32_t val;
-	int shift;
-	int dual = ldb->ldb_ctrl & LDB_SPLIT_MODE_EN;
-
-	ipuno = ((di >> 1) & 1) + 1;
-	dino = di & 0x1;
+	int ret;
 
 	clkname = basprintf("ipu%d_di%d_sel", ipuno, dino);
 	diclk = clk_lookup(clkname);
@@ -170,7 +166,7 @@ static int imx6q_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, int di,
 		return PTR_ERR(diclk);
 	}
 
-	clkname = basprintf("ldb_di%d_podf", imx_ldb_ch->chno);
+	clkname = basprintf("ldb_di%d_podf", chno);
 	ldbclk = clk_lookup(clkname);
 	free(clkname);
 	if (IS_ERR(ldbclk)) {
@@ -184,10 +180,34 @@ static int imx6q_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, int di,
 		return ret;
 	}
 
+	clk_set_rate(clk_get_parent(ldbclk), pixclk);
+	clk_set_rate(ldbclk, pixclk);
+
+	return 0;
+}
+static int imx6q_ldb_prepare(struct imx_ldb_channel *imx_ldb_ch, int di,
+			     unsigned long pixclk)
+{
+	struct imx_ldb *ldb = imx_ldb_ch->ldb;
+	int ipuno, dino;
+
+	void __iomem *gpr3 = (void *)MX6_IOMUXC_BASE_ADDR + 0xc;
+	uint32_t val;
+	int shift;
+	int dual = ldb->ldb_ctrl & LDB_SPLIT_MODE_EN;
+
+	ipuno = ((di >> 1) & 1) + 1;
+	dino = di & 0x1;
+
 	if (!dual)
 		pixclk *= 2;
 
-	clk_set_rate(clk_get_parent(ldbclk), pixclk);
+	if (dual) {
+		imx6q_set_clock(ldb, ipuno, dino, 0, pixclk);
+		imx6q_set_clock(ldb, ipuno, dino, 1, pixclk);
+	} else {
+		imx6q_set_clock(ldb, ipuno, dino, imx_ldb_ch->chno, pixclk);
+	}
 
 	val = readl(gpr3);
 	shift = (imx_ldb_ch->chno == 0) ? 6 : 8;
diff --git a/drivers/video/ssd1307fb.c b/drivers/video/ssd1307fb.c
index 7437d340ee..54e02e7220 100644
--- a/drivers/video/ssd1307fb.c
+++ b/drivers/video/ssd1307fb.c
@@ -24,6 +24,7 @@
 #include <of_device.h>
 #include <gpio.h>
 #include <of_gpio.h>
+#include <regulator.h>
 
 #define SSD1307FB_DATA                          0x40
 #define SSD1307FB_COMMAND                       0x80
@@ -70,6 +71,7 @@ struct ssd1307fb_par {
 	u32 prechargep1;
 	u32 prechargep2;
 	int reset;
+	struct regulator *vbat;
 	u32 seg_remap;
 	u32 vcomh;
 	u32 width;
@@ -422,6 +424,12 @@ static int ssd1307fb_probe(struct device_d *dev)
 		goto fb_alloc_error;
 	}
 
+	par->vbat = regulator_get(&client->dev, "vbat-supply");
+	if (IS_ERR(par->vbat)) {
+		dev_info(&client->dev, "Will not use VBAT");
+		par->vbat = NULL;
+	}
+
 	ret = of_property_read_u32(node, "solomon,width", &par->width);
 	if (ret) {
 		dev_err(&client->dev,
@@ -505,11 +513,26 @@ static int ssd1307fb_probe(struct device_d *dev)
 		goto reset_oled_error;
 	}
 
+	if (par->vbat) {
+		ret = regulator_disable(par->vbat);
+		if (ret < 0)
+			goto reset_oled_error;
+	}
+
 	i2c_set_clientdata(client, info);
 
 	/* Reset the screen */
 	gpio_set_value(par->reset, 0);
 	udelay(4);
+
+	if (par->vbat) {
+		ret = regulator_enable(par->vbat);
+		if (ret < 0)
+			goto reset_oled_error;
+	}
+
+	mdelay(100);
+
 	gpio_set_value(par->reset, 1);
 	udelay(4);
 
@@ -548,6 +571,7 @@ static int ssd1307fb_probe(struct device_d *dev)
 panel_init_error:
 reset_oled_error:
 fb_alloc_error:
+	regulator_disable(par->vbat);
 	free(info);
 	return ret;
 }
diff --git a/drivers/video/tc358767.c b/drivers/video/tc358767.c
index ab2e86ec43..d10dcf2f52 100644
--- a/drivers/video/tc358767.c
+++ b/drivers/video/tc358767.c
@@ -967,7 +967,7 @@ static int tc_main_link_setup(struct tc_data *tc)
 			goto err_dpcd_read;
 
 		if (tmp[0] != tc->assr) {
-			dev_warn(dev, "Failed to switch display ASSR to %d, falling back to unscrambled mode\n",
+			dev_dbg(dev, "Failed to switch display ASSR to %d, falling back to unscrambled mode\n",
 				 tc->assr);
 			/* trying with disabled scrambler */
 			tc->link.scrambler_dis = 1;