exynos: video: Combine LCD driver into one file

At present exynos_fimd.c is the controller and exynos_fb.c is the U-Boot
LCD interface. With driver model we want these in one file, so join them
in preparation.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

drivers/video/exynos/Makefile

@@ -6,7 +6,7 @@
 #
 
 obj-$(CONFIG_EXYNOS_DP) += exynos_dp.o exynos_dp_lowlevel.o
-obj-$(CONFIG_EXYNOS_FB) += exynos_fb.o exynos_fimd.o
+obj-$(CONFIG_EXYNOS_FB) += exynos_fb.o
 obj-$(CONFIG_EXYNOS_MIPI_DSIM) += exynos_mipi_dsi.o exynos_mipi_dsi_common.o \
 				exynos_mipi_dsi_lowlevel.o
 obj-$(CONFIG_EXYNOS_PWM_BL) += exynos_pwm_bl.o

drivers/video/exynos/exynos_fb.c

@@ -9,6 +9,7 @@
 
 #include <config.h>
 #include <common.h>
+#include <div64.h>
 #include <lcd.h>
 #include <fdtdec.h>
 #include <libfdt.h>
@@ -34,6 +35,391 @@ struct vidinfo panel_info  = {
 	.vl_col = -1,
 };
 
+static void exynos_fimd_set_dualrgb(struct vidinfo *pvid, unsigned int enabled)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	if (enabled) {
+		cfg = EXYNOS_DUALRGB_BYPASS_DUAL | EXYNOS_DUALRGB_LINESPLIT |
+			EXYNOS_DUALRGB_VDEN_EN_ENABLE;
+
+		/* in case of Line Split mode, MAIN_CNT doesn't neet to set. */
+		cfg |= EXYNOS_DUALRGB_SUB_CNT(pvid->vl_col / 2) |
+			EXYNOS_DUALRGB_MAIN_CNT(0);
+	}
+
+	writel(cfg, &fimd_ctrl->dualrgb);
+}
+
+static void exynos_fimd_set_dp_clkcon(struct vidinfo *pvid,
+				      unsigned int enabled)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	if (enabled)
+		cfg = EXYNOS_DP_CLK_ENABLE;
+
+	writel(cfg, &fimd_ctrl->dp_mie_clkcon);
+}
+
+static void exynos_fimd_set_par(struct vidinfo *pvid, unsigned int win_id)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	/* set window control */
+	cfg = readl((unsigned int)&fimd_ctrl->wincon0 +
+			EXYNOS_WINCON(win_id));
+
+	cfg &= ~(EXYNOS_WINCON_BITSWP_ENABLE | EXYNOS_WINCON_BYTESWP_ENABLE |
+		EXYNOS_WINCON_HAWSWP_ENABLE | EXYNOS_WINCON_WSWP_ENABLE |
+		EXYNOS_WINCON_BURSTLEN_MASK | EXYNOS_WINCON_BPPMODE_MASK |
+		EXYNOS_WINCON_INRGB_MASK | EXYNOS_WINCON_DATAPATH_MASK);
+
+	/* DATAPATH is DMA */
+	cfg |= EXYNOS_WINCON_DATAPATH_DMA;
+
+	cfg |= EXYNOS_WINCON_HAWSWP_ENABLE;
+
+	/* dma burst is 16 */
+	cfg |= EXYNOS_WINCON_BURSTLEN_16WORD;
+
+	switch (pvid->vl_bpix) {
+	case 4:
+		cfg |= EXYNOS_WINCON_BPPMODE_16BPP_565;
+		break;
+	default:
+		cfg |= EXYNOS_WINCON_BPPMODE_24BPP_888;
+		break;
+	}
+
+	writel(cfg, (unsigned int)&fimd_ctrl->wincon0 +
+			EXYNOS_WINCON(win_id));
+
+	/* set window position to x=0, y=0*/
+	cfg = EXYNOS_VIDOSD_LEFT_X(0) | EXYNOS_VIDOSD_TOP_Y(0);
+	writel(cfg, (unsigned int)&fimd_ctrl->vidosd0a +
+			EXYNOS_VIDOSD(win_id));
+
+	cfg = EXYNOS_VIDOSD_RIGHT_X(pvid->vl_col - 1) |
+		EXYNOS_VIDOSD_BOTTOM_Y(pvid->vl_row - 1) |
+		EXYNOS_VIDOSD_RIGHT_X_E(1) |
+		EXYNOS_VIDOSD_BOTTOM_Y_E(0);
+
+	writel(cfg, (unsigned int)&fimd_ctrl->vidosd0b +
+			EXYNOS_VIDOSD(win_id));
+
+	/* set window size for window0*/
+	cfg = EXYNOS_VIDOSD_SIZE(pvid->vl_col * pvid->vl_row);
+	writel(cfg, (unsigned int)&fimd_ctrl->vidosd0c +
+			EXYNOS_VIDOSD(win_id));
+}
+
+static void exynos_fimd_set_buffer_address(struct vidinfo *pvid,
+					   unsigned int win_id,
+					   ulong lcd_base_addr)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned long start_addr, end_addr;
+
+	start_addr = lcd_base_addr;
+	end_addr = start_addr + ((pvid->vl_col * (NBITS(pvid->vl_bpix) / 8)) *
+				pvid->vl_row);
+
+	writel(start_addr, (unsigned int)&fimd_ctrl->vidw00add0b0 +
+			EXYNOS_BUFFER_OFFSET(win_id));
+	writel(end_addr, (unsigned int)&fimd_ctrl->vidw00add1b0 +
+			EXYNOS_BUFFER_OFFSET(win_id));
+}
+
+static void exynos_fimd_set_clock(struct vidinfo *pvid)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0, div = 0, remainder, remainder_div;
+	unsigned long pixel_clock;
+	unsigned long long src_clock;
+
+	if (pvid->dual_lcd_enabled) {
+		pixel_clock = pvid->vl_freq *
+				(pvid->vl_hspw + pvid->vl_hfpd +
+				 pvid->vl_hbpd + pvid->vl_col / 2) *
+				(pvid->vl_vspw + pvid->vl_vfpd +
+				 pvid->vl_vbpd + pvid->vl_row);
+	} else if (pvid->interface_mode == FIMD_CPU_INTERFACE) {
+		pixel_clock = pvid->vl_freq *
+				pvid->vl_width * pvid->vl_height *
+				(pvid->cs_setup + pvid->wr_setup +
+				 pvid->wr_act + pvid->wr_hold + 1);
+	} else {
+		pixel_clock = pvid->vl_freq *
+				(pvid->vl_hspw + pvid->vl_hfpd +
+				 pvid->vl_hbpd + pvid->vl_col) *
+				(pvid->vl_vspw + pvid->vl_vfpd +
+				 pvid->vl_vbpd + pvid->vl_row);
+	}
+
+	cfg = readl(&fimd_ctrl->vidcon0);
+	cfg &= ~(EXYNOS_VIDCON0_CLKSEL_MASK | EXYNOS_VIDCON0_CLKVALUP_MASK |
+		EXYNOS_VIDCON0_CLKVAL_F(0xFF) | EXYNOS_VIDCON0_VCLKEN_MASK |
+		EXYNOS_VIDCON0_CLKDIR_MASK);
+	cfg |= (EXYNOS_VIDCON0_CLKSEL_SCLK | EXYNOS_VIDCON0_CLKVALUP_ALWAYS |
+		EXYNOS_VIDCON0_VCLKEN_NORMAL | EXYNOS_VIDCON0_CLKDIR_DIVIDED);
+
+	src_clock = (unsigned long long) get_lcd_clk();
+
+	/* get quotient and remainder. */
+	remainder = do_div(src_clock, pixel_clock);
+	div = src_clock;
+
+	remainder *= 10;
+	remainder_div = remainder / pixel_clock;
+
+	/* round about one places of decimals. */
+	if (remainder_div >= 5)
+		div++;
+
+	/* in case of dual lcd mode. */
+	if (pvid->dual_lcd_enabled)
+		div--;
+
+	cfg |= EXYNOS_VIDCON0_CLKVAL_F(div - 1);
+	writel(cfg, &fimd_ctrl->vidcon0);
+}
+
+void exynos_set_trigger(struct vidinfo *pvid)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	cfg = readl(&fimd_ctrl->trigcon);
+
+	cfg |= (EXYNOS_I80SOFT_TRIG_EN | EXYNOS_I80START_TRIG);
+
+	writel(cfg, &fimd_ctrl->trigcon);
+}
+
+int exynos_is_i80_frame_done(struct vidinfo *pvid)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+	int status;
+
+	cfg = readl(&fimd_ctrl->trigcon);
+
+	/* frame done func is valid only when TRIMODE[0] is set to 1. */
+	status = (cfg & EXYNOS_I80STATUS_TRIG_DONE) ==
+			EXYNOS_I80STATUS_TRIG_DONE;
+
+	return status;
+}
+
+static void exynos_fimd_lcd_on(struct vidinfo *pvid)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	/* display on */
+	cfg = readl(&fimd_ctrl->vidcon0);
+	cfg |= (EXYNOS_VIDCON0_ENVID_ENABLE | EXYNOS_VIDCON0_ENVID_F_ENABLE);
+	writel(cfg, &fimd_ctrl->vidcon0);
+}
+
+static void exynos_fimd_window_on(struct vidinfo *pvid, unsigned int win_id)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	/* enable window */
+	cfg = readl((unsigned int)&fimd_ctrl->wincon0 +
+			EXYNOS_WINCON(win_id));
+	cfg |= EXYNOS_WINCON_ENWIN_ENABLE;
+	writel(cfg, (unsigned int)&fimd_ctrl->wincon0 +
+			EXYNOS_WINCON(win_id));
+
+	cfg = readl(&fimd_ctrl->winshmap);
+	cfg |= EXYNOS_WINSHMAP_CH_ENABLE(win_id);
+	writel(cfg, &fimd_ctrl->winshmap);
+}
+
+void exynos_fimd_lcd_off(struct vidinfo *pvid)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	cfg = readl(&fimd_ctrl->vidcon0);
+	cfg &= (EXYNOS_VIDCON0_ENVID_DISABLE | EXYNOS_VIDCON0_ENVID_F_DISABLE);
+	writel(cfg, &fimd_ctrl->vidcon0);
+}
+
+void exynos_fimd_window_off(struct vidinfo *pvid, unsigned int win_id)
+{
+	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
+	unsigned int cfg = 0;
+
+	cfg = readl((unsigned int)&fimd_ctrl->wincon0 +
+			EXYNOS_WINCON(win_id));
+	cfg &= EXYNOS_WINCON_ENWIN_DISABLE;
+	writel(cfg, (unsigned int)&fimd_ctrl->wincon0 +
+			EXYNOS_WINCON(win_id));
+
+	cfg = readl(&fimd_ctrl->winshmap);
+	cfg &= ~EXYNOS_WINSHMAP_CH_DISABLE(win_id);
+	writel(cfg, &fimd_ctrl->winshmap);
+}
+
+/*
+* The reset value for FIMD SYSMMU register MMU_CTRL is 3
+* on Exynos5420 and newer versions.
+* This means FIMD SYSMMU is on by default on Exynos5420
+* and newer versions.
+* Since in u-boot we don't use SYSMMU, we should disable
+* those FIMD SYSMMU.
+* Note that there are 2 SYSMMU for FIMD: m0 and m1.
+* m0 handles windows 0 and 4, and m1 handles windows 1, 2 and 3.
+* We disable both of them here.
+*/
+void exynos_fimd_disable_sysmmu(void)
+{
+	u32 *sysmmufimd;
+	unsigned int node;
+	int node_list[2];
+	int count;
+	int i;
+
+	count = fdtdec_find_aliases_for_id(gd->fdt_blob, "fimd",
+				COMPAT_SAMSUNG_EXYNOS_SYSMMU, node_list, 2);
+	for (i = 0; i < count; i++) {
+		node = node_list[i];
+		if (node <= 0) {
+			debug("Can't get device node for fimd sysmmu\n");
+			return;
+		}
+
+		sysmmufimd = (u32 *)fdtdec_get_addr(gd->fdt_blob, node, "reg");
+		if (!sysmmufimd) {
+			debug("Can't get base address for sysmmu fimdm0");
+			return;
+		}
+
+		writel(0x0, sysmmufimd);
+	}
+}
+
+void exynos_fimd_lcd_init(struct vidinfo *pvid, ulong lcd_base_address)
+{
+	struct exynos_fb *fimd_ctrl;
+	unsigned int cfg = 0, rgb_mode;
+	unsigned int offset;
+	unsigned int node;
+
+	node = fdtdec_next_compatible(gd->fdt_blob,
+					0, COMPAT_SAMSUNG_EXYNOS_FIMD);
+	if (node <= 0)
+		debug("exynos_fb: Can't get device node for fimd\n");
+
+	fimd_ctrl = (struct exynos_fb *)fdtdec_get_addr(gd->fdt_blob, node,
+							"reg");
+	if (fimd_ctrl == NULL)
+		debug("Can't get the FIMD base address\n");
+	pvid->fimd_ctrl = fimd_ctrl;
+
+	if (fdtdec_get_bool(gd->fdt_blob, node, "samsung,disable-sysmmu"))
+		exynos_fimd_disable_sysmmu();
+
+	offset = exynos_fimd_get_base_offset();
+
+	rgb_mode = pvid->rgb_mode;
+
+	if (pvid->interface_mode == FIMD_RGB_INTERFACE) {
+		cfg |= EXYNOS_VIDCON0_VIDOUT_RGB;
+		writel(cfg, &fimd_ctrl->vidcon0);
+
+		cfg = readl(&fimd_ctrl->vidcon2);
+		cfg &= ~(EXYNOS_VIDCON2_WB_MASK |
+			EXYNOS_VIDCON2_TVFORMATSEL_MASK |
+			EXYNOS_VIDCON2_TVFORMATSEL_YUV_MASK);
+		cfg |= EXYNOS_VIDCON2_WB_DISABLE;
+		writel(cfg, &fimd_ctrl->vidcon2);
+
+		/* set polarity */
+		cfg = 0;
+		if (!pvid->vl_clkp)
+			cfg |= EXYNOS_VIDCON1_IVCLK_RISING_EDGE;
+		if (!pvid->vl_hsp)
+			cfg |= EXYNOS_VIDCON1_IHSYNC_INVERT;
+		if (!pvid->vl_vsp)
+			cfg |= EXYNOS_VIDCON1_IVSYNC_INVERT;
+		if (!pvid->vl_dp)
+			cfg |= EXYNOS_VIDCON1_IVDEN_INVERT;
+
+		writel(cfg, (unsigned int)&fimd_ctrl->vidcon1 + offset);
+
+		/* set timing */
+		cfg = EXYNOS_VIDTCON0_VFPD(pvid->vl_vfpd - 1);
+		cfg |= EXYNOS_VIDTCON0_VBPD(pvid->vl_vbpd - 1);
+		cfg |= EXYNOS_VIDTCON0_VSPW(pvid->vl_vspw - 1);
+		writel(cfg, (unsigned int)&fimd_ctrl->vidtcon0 + offset);
+
+		cfg = EXYNOS_VIDTCON1_HFPD(pvid->vl_hfpd - 1);
+		cfg |= EXYNOS_VIDTCON1_HBPD(pvid->vl_hbpd - 1);
+		cfg |= EXYNOS_VIDTCON1_HSPW(pvid->vl_hspw - 1);
+
+		writel(cfg, (unsigned int)&fimd_ctrl->vidtcon1 + offset);
+
+		/* set lcd size */
+		cfg = EXYNOS_VIDTCON2_HOZVAL(pvid->vl_col - 1) |
+			EXYNOS_VIDTCON2_LINEVAL(pvid->vl_row - 1) |
+			EXYNOS_VIDTCON2_HOZVAL_E(pvid->vl_col - 1) |
+			EXYNOS_VIDTCON2_LINEVAL_E(pvid->vl_row - 1);
+
+		writel(cfg, (unsigned int)&fimd_ctrl->vidtcon2 + offset);
+	}
+
+	/* set display mode */
+	cfg = readl(&fimd_ctrl->vidcon0);
+	cfg &= ~EXYNOS_VIDCON0_PNRMODE_MASK;
+	cfg |= (rgb_mode << EXYNOS_VIDCON0_PNRMODE_SHIFT);
+	writel(cfg, &fimd_ctrl->vidcon0);
+
+	/* set par */
+	exynos_fimd_set_par(pvid, pvid->win_id);
+
+	/* set memory address */
+	exynos_fimd_set_buffer_address(pvid, pvid->win_id, lcd_base_address);
+
+	/* set buffer size */
+	cfg = EXYNOS_VIDADDR_PAGEWIDTH(pvid->vl_col *
+			NBITS(pvid->vl_bpix) / 8) |
+		EXYNOS_VIDADDR_PAGEWIDTH_E(pvid->vl_col *
+			NBITS(pvid->vl_bpix) / 8) |
+		EXYNOS_VIDADDR_OFFSIZE(0) |
+		EXYNOS_VIDADDR_OFFSIZE_E(0);
+
+	writel(cfg, (unsigned int)&fimd_ctrl->vidw00add2 +
+					EXYNOS_BUFFER_SIZE(pvid->win_id));
+
+	/* set clock */
+	exynos_fimd_set_clock(pvid);
+
+	/* set rgb mode to dual lcd. */
+	exynos_fimd_set_dualrgb(pvid, pvid->dual_lcd_enabled);
+
+	/* display on */
+	exynos_fimd_lcd_on(pvid);
+
+	/* window on */
+	exynos_fimd_window_on(pvid, pvid->win_id);
+
+	exynos_fimd_set_dp_clkcon(pvid, pvid->dp_enabled);
+}
+
+unsigned long exynos_fimd_calc_fbsize(struct vidinfo *pvid)
+{
+	return pvid->vl_col * pvid->vl_row * (NBITS(pvid->vl_bpix) / 8);
+}
+
 ushort *configuration_get_cmap(void)
 {
 #if defined(CONFIG_LCD_LOGO)

drivers/video/exynos/exynos_fimd.c

-/*
- * Copyright (C) 2012 Samsung Electronics
- *
- * Author: InKi Dae <inki.dae@samsung.com>
- * Author: Donghwa Lee <dh09.lee@samsung.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <config.h>
-#include <common.h>
-#include <asm/io.h>
-#include <lcd.h>
-#include <div64.h>
-#include <fdtdec.h>
-#include <libfdt.h>
-#include <asm/arch/clk.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/cpu.h>
-#include "exynos_fb.h"
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static void exynos_fimd_set_dualrgb(struct vidinfo *pvid, unsigned int enabled)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	if (enabled) {
-		cfg = EXYNOS_DUALRGB_BYPASS_DUAL | EXYNOS_DUALRGB_LINESPLIT |
-			EXYNOS_DUALRGB_VDEN_EN_ENABLE;
-
-		/* in case of Line Split mode, MAIN_CNT doesn't neet to set. */
-		cfg |= EXYNOS_DUALRGB_SUB_CNT(pvid->vl_col / 2) |
-			EXYNOS_DUALRGB_MAIN_CNT(0);
-	}
-
-	writel(cfg, &fimd_ctrl->dualrgb);
-}
-
-static void exynos_fimd_set_dp_clkcon(struct vidinfo *pvid,
-				      unsigned int enabled)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	if (enabled)
-		cfg = EXYNOS_DP_CLK_ENABLE;
-
-	writel(cfg, &fimd_ctrl->dp_mie_clkcon);
-}
-
-static void exynos_fimd_set_par(struct vidinfo *pvid, unsigned int win_id)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	/* set window control */
-	cfg = readl((unsigned int)&fimd_ctrl->wincon0 +
-			EXYNOS_WINCON(win_id));
-
-	cfg &= ~(EXYNOS_WINCON_BITSWP_ENABLE | EXYNOS_WINCON_BYTESWP_ENABLE |
-		EXYNOS_WINCON_HAWSWP_ENABLE | EXYNOS_WINCON_WSWP_ENABLE |
-		EXYNOS_WINCON_BURSTLEN_MASK | EXYNOS_WINCON_BPPMODE_MASK |
-		EXYNOS_WINCON_INRGB_MASK | EXYNOS_WINCON_DATAPATH_MASK);
-
-	/* DATAPATH is DMA */
-	cfg |= EXYNOS_WINCON_DATAPATH_DMA;
-
-	cfg |= EXYNOS_WINCON_HAWSWP_ENABLE;
-
-	/* dma burst is 16 */
-	cfg |= EXYNOS_WINCON_BURSTLEN_16WORD;
-
-	switch (pvid->vl_bpix) {
-	case 4:
-		cfg |= EXYNOS_WINCON_BPPMODE_16BPP_565;
-		break;
-	default:
-		cfg |= EXYNOS_WINCON_BPPMODE_24BPP_888;
-		break;
-	}
-
-	writel(cfg, (unsigned int)&fimd_ctrl->wincon0 +
-			EXYNOS_WINCON(win_id));
-
-	/* set window position to x=0, y=0*/
-	cfg = EXYNOS_VIDOSD_LEFT_X(0) | EXYNOS_VIDOSD_TOP_Y(0);
-	writel(cfg, (unsigned int)&fimd_ctrl->vidosd0a +
-			EXYNOS_VIDOSD(win_id));
-
-	cfg = EXYNOS_VIDOSD_RIGHT_X(pvid->vl_col - 1) |
-		EXYNOS_VIDOSD_BOTTOM_Y(pvid->vl_row - 1) |
-		EXYNOS_VIDOSD_RIGHT_X_E(1) |
-		EXYNOS_VIDOSD_BOTTOM_Y_E(0);
-
-	writel(cfg, (unsigned int)&fimd_ctrl->vidosd0b +
-			EXYNOS_VIDOSD(win_id));
-
-	/* set window size for window0*/
-	cfg = EXYNOS_VIDOSD_SIZE(pvid->vl_col * pvid->vl_row);
-	writel(cfg, (unsigned int)&fimd_ctrl->vidosd0c +
-			EXYNOS_VIDOSD(win_id));
-}
-
-static void exynos_fimd_set_buffer_address(struct vidinfo *pvid,
-					   unsigned int win_id,
-					   ulong lcd_base_addr)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned long start_addr, end_addr;
-
-	start_addr = lcd_base_addr;
-	end_addr = start_addr + ((pvid->vl_col * (NBITS(pvid->vl_bpix) / 8)) *
-				pvid->vl_row);
-
-	writel(start_addr, (unsigned int)&fimd_ctrl->vidw00add0b0 +
-			EXYNOS_BUFFER_OFFSET(win_id));
-	writel(end_addr, (unsigned int)&fimd_ctrl->vidw00add1b0 +
-			EXYNOS_BUFFER_OFFSET(win_id));
-}
-
-static void exynos_fimd_set_clock(struct vidinfo *pvid)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0, div = 0, remainder, remainder_div;
-	unsigned long pixel_clock;
-	unsigned long long src_clock;
-
-	if (pvid->dual_lcd_enabled) {
-		pixel_clock = pvid->vl_freq *
-				(pvid->vl_hspw + pvid->vl_hfpd +
-				 pvid->vl_hbpd + pvid->vl_col / 2) *
-				(pvid->vl_vspw + pvid->vl_vfpd +
-				 pvid->vl_vbpd + pvid->vl_row);
-	} else if (pvid->interface_mode == FIMD_CPU_INTERFACE) {
-		pixel_clock = pvid->vl_freq *
-				pvid->vl_width * pvid->vl_height *
-				(pvid->cs_setup + pvid->wr_setup +
-				 pvid->wr_act + pvid->wr_hold + 1);
-	} else {
-		pixel_clock = pvid->vl_freq *
-				(pvid->vl_hspw + pvid->vl_hfpd +
-				 pvid->vl_hbpd + pvid->vl_col) *
-				(pvid->vl_vspw + pvid->vl_vfpd +
-				 pvid->vl_vbpd + pvid->vl_row);
-	}
-
-	cfg = readl(&fimd_ctrl->vidcon0);
-	cfg &= ~(EXYNOS_VIDCON0_CLKSEL_MASK | EXYNOS_VIDCON0_CLKVALUP_MASK |
-		EXYNOS_VIDCON0_CLKVAL_F(0xFF) | EXYNOS_VIDCON0_VCLKEN_MASK |
-		EXYNOS_VIDCON0_CLKDIR_MASK);
-	cfg |= (EXYNOS_VIDCON0_CLKSEL_SCLK | EXYNOS_VIDCON0_CLKVALUP_ALWAYS |
-		EXYNOS_VIDCON0_VCLKEN_NORMAL | EXYNOS_VIDCON0_CLKDIR_DIVIDED);
-
-	src_clock = (unsigned long long) get_lcd_clk();
-
-	/* get quotient and remainder. */
-	remainder = do_div(src_clock, pixel_clock);
-	div = src_clock;
-
-	remainder *= 10;
-	remainder_div = remainder / pixel_clock;
-
-	/* round about one places of decimals. */
-	if (remainder_div >= 5)
-		div++;
-
-	/* in case of dual lcd mode. */
-	if (pvid->dual_lcd_enabled)
-		div--;
-
-	cfg |= EXYNOS_VIDCON0_CLKVAL_F(div - 1);
-	writel(cfg, &fimd_ctrl->vidcon0);
-}
-
-void exynos_set_trigger(struct vidinfo *pvid)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	cfg = readl(&fimd_ctrl->trigcon);
-
-	cfg |= (EXYNOS_I80SOFT_TRIG_EN | EXYNOS_I80START_TRIG);
-
-	writel(cfg, &fimd_ctrl->trigcon);
-}
-
-int exynos_is_i80_frame_done(struct vidinfo *pvid)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-	int status;
-
-	cfg = readl(&fimd_ctrl->trigcon);
-
-	/* frame done func is valid only when TRIMODE[0] is set to 1. */
-	status = (cfg & EXYNOS_I80STATUS_TRIG_DONE) ==
-			EXYNOS_I80STATUS_TRIG_DONE;
-
-	return status;
-}
-
-static void exynos_fimd_lcd_on(struct vidinfo *pvid)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	/* display on */
-	cfg = readl(&fimd_ctrl->vidcon0);
-	cfg |= (EXYNOS_VIDCON0_ENVID_ENABLE | EXYNOS_VIDCON0_ENVID_F_ENABLE);
-	writel(cfg, &fimd_ctrl->vidcon0);
-}
-
-static void exynos_fimd_window_on(struct vidinfo *pvid, unsigned int win_id)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	/* enable window */
-	cfg = readl((unsigned int)&fimd_ctrl->wincon0 +
-			EXYNOS_WINCON(win_id));
-	cfg |= EXYNOS_WINCON_ENWIN_ENABLE;
-	writel(cfg, (unsigned int)&fimd_ctrl->wincon0 +
-			EXYNOS_WINCON(win_id));
-
-	cfg = readl(&fimd_ctrl->winshmap);
-	cfg |= EXYNOS_WINSHMAP_CH_ENABLE(win_id);
-	writel(cfg, &fimd_ctrl->winshmap);
-}
-
-void exynos_fimd_lcd_off(struct vidinfo *pvid)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	cfg = readl(&fimd_ctrl->vidcon0);
-	cfg &= (EXYNOS_VIDCON0_ENVID_DISABLE | EXYNOS_VIDCON0_ENVID_F_DISABLE);
-	writel(cfg, &fimd_ctrl->vidcon0);
-}
-
-void exynos_fimd_window_off(struct vidinfo *pvid, unsigned int win_id)
-{
-	struct exynos_fb *fimd_ctrl = pvid->fimd_ctrl;
-	unsigned int cfg = 0;
-
-	cfg = readl((unsigned int)&fimd_ctrl->wincon0 +
-			EXYNOS_WINCON(win_id));
-	cfg &= EXYNOS_WINCON_ENWIN_DISABLE;
-	writel(cfg, (unsigned int)&fimd_ctrl->wincon0 +
-			EXYNOS_WINCON(win_id));
-
-	cfg = readl(&fimd_ctrl->winshmap);
-	cfg &= ~EXYNOS_WINSHMAP_CH_DISABLE(win_id);
-	writel(cfg, &fimd_ctrl->winshmap);
-}
-
-/*
-* The reset value for FIMD SYSMMU register MMU_CTRL is 3
-* on Exynos5420 and newer versions.
-* This means FIMD SYSMMU is on by default on Exynos5420
-* and newer versions.
-* Since in u-boot we don't use SYSMMU, we should disable
-* those FIMD SYSMMU.
-* Note that there are 2 SYSMMU for FIMD: m0 and m1.
-* m0 handles windows 0 and 4, and m1 handles windows 1, 2 and 3.
-* We disable both of them here.
-*/
-void exynos_fimd_disable_sysmmu(void)
-{
-	u32 *sysmmufimd;
-	unsigned int node;
-	int node_list[2];
-	int count;
-	int i;
-
-	count = fdtdec_find_aliases_for_id(gd->fdt_blob, "fimd",
-				COMPAT_SAMSUNG_EXYNOS_SYSMMU, node_list, 2);
-	for (i = 0; i < count; i++) {
-		node = node_list[i];
-		if (node <= 0) {
-			debug("Can't get device node for fimd sysmmu\n");
-			return;
-		}
-
-		sysmmufimd = (u32 *)fdtdec_get_addr(gd->fdt_blob, node, "reg");
-		if (!sysmmufimd) {
-			debug("Can't get base address for sysmmu fimdm0");
-			return;
-		}
-
-		writel(0x0, sysmmufimd);
-	}
-}
-
-void exynos_fimd_lcd_init(struct vidinfo *pvid, ulong lcd_base_address)
-{
-	struct exynos_fb *fimd_ctrl;
-	unsigned int cfg = 0, rgb_mode;
-	unsigned int offset;
-	unsigned int node;
-
-	node = fdtdec_next_compatible(gd->fdt_blob,
-					0, COMPAT_SAMSUNG_EXYNOS_FIMD);
-	if (node <= 0)
-		debug("exynos_fb: Can't get device node for fimd\n");
-
-	fimd_ctrl = (struct exynos_fb *)fdtdec_get_addr(gd->fdt_blob, node,
-							"reg");
-	if (fimd_ctrl == NULL)
-		debug("Can't get the FIMD base address\n");
-	pvid->fimd_ctrl = fimd_ctrl;
-
-	if (fdtdec_get_bool(gd->fdt_blob, node, "samsung,disable-sysmmu"))
-		exynos_fimd_disable_sysmmu();
-
-	offset = exynos_fimd_get_base_offset();
-
-	rgb_mode = pvid->rgb_mode;
-
-	if (pvid->interface_mode == FIMD_RGB_INTERFACE) {
-		cfg |= EXYNOS_VIDCON0_VIDOUT_RGB;
-		writel(cfg, &fimd_ctrl->vidcon0);
-
-		cfg = readl(&fimd_ctrl->vidcon2);
-		cfg &= ~(EXYNOS_VIDCON2_WB_MASK |
-			EXYNOS_VIDCON2_TVFORMATSEL_MASK |
-			EXYNOS_VIDCON2_TVFORMATSEL_YUV_MASK);
-		cfg |= EXYNOS_VIDCON2_WB_DISABLE;
-		writel(cfg, &fimd_ctrl->vidcon2);
-
-		/* set polarity */
-		cfg = 0;
-		if (!pvid->vl_clkp)
-			cfg |= EXYNOS_VIDCON1_IVCLK_RISING_EDGE;
-		if (!pvid->vl_hsp)
-			cfg |= EXYNOS_VIDCON1_IHSYNC_INVERT;
-		if (!pvid->vl_vsp)
-			cfg |= EXYNOS_VIDCON1_IVSYNC_INVERT;
-		if (!pvid->vl_dp)
-			cfg |= EXYNOS_VIDCON1_IVDEN_INVERT;
-
-		writel(cfg, (unsigned int)&fimd_ctrl->vidcon1 + offset);
-
-		/* set timing */
-		cfg = EXYNOS_VIDTCON0_VFPD(pvid->vl_vfpd - 1);
-		cfg |= EXYNOS_VIDTCON0_VBPD(pvid->vl_vbpd - 1);
-		cfg |= EXYNOS_VIDTCON0_VSPW(pvid->vl_vspw - 1);
-		writel(cfg, (unsigned int)&fimd_ctrl->vidtcon0 + offset);
-
-		cfg = EXYNOS_VIDTCON1_HFPD(pvid->vl_hfpd - 1);
-		cfg |= EXYNOS_VIDTCON1_HBPD(pvid->vl_hbpd - 1);
-		cfg |= EXYNOS_VIDTCON1_HSPW(pvid->vl_hspw - 1);
-
-		writel(cfg, (unsigned int)&fimd_ctrl->vidtcon1 + offset);
-
-		/* set lcd size */
-		cfg = EXYNOS_VIDTCON2_HOZVAL(pvid->vl_col - 1) |
-			EXYNOS_VIDTCON2_LINEVAL(pvid->vl_row - 1) |
-			EXYNOS_VIDTCON2_HOZVAL_E(pvid->vl_col - 1) |
-			EXYNOS_VIDTCON2_LINEVAL_E(pvid->vl_row - 1);
-
-		writel(cfg, (unsigned int)&fimd_ctrl->vidtcon2 + offset);
-	}
-
-	/* set display mode */
-	cfg = readl(&fimd_ctrl->vidcon0);
-	cfg &= ~EXYNOS_VIDCON0_PNRMODE_MASK;
-	cfg |= (rgb_mode << EXYNOS_VIDCON0_PNRMODE_SHIFT);
-	writel(cfg, &fimd_ctrl->vidcon0);
-
-	/* set par */
-	exynos_fimd_set_par(pvid, pvid->win_id);
-
-	/* set memory address */
-	exynos_fimd_set_buffer_address(pvid, pvid->win_id, lcd_base_address);
-
-	/* set buffer size */
-	cfg = EXYNOS_VIDADDR_PAGEWIDTH(pvid->vl_col * NBITS(pvid->vl_bpix) / 8) |
-		EXYNOS_VIDADDR_PAGEWIDTH_E(pvid->vl_col * NBITS(pvid->vl_bpix) / 8) |
-		EXYNOS_VIDADDR_OFFSIZE(0) |
-		EXYNOS_VIDADDR_OFFSIZE_E(0);
-
-	writel(cfg, (unsigned int)&fimd_ctrl->vidw00add2 +
-					EXYNOS_BUFFER_SIZE(pvid->win_id));
-
-	/* set clock */
-	exynos_fimd_set_clock(pvid);
-
-	/* set rgb mode to dual lcd. */
-	exynos_fimd_set_dualrgb(pvid, pvid->dual_lcd_enabled);
-
-	/* display on */
-	exynos_fimd_lcd_on(pvid);
-
-	/* window on */
-	exynos_fimd_window_on(pvid, pvid->win_id);
-
-	exynos_fimd_set_dp_clkcon(pvid, pvid->dp_enabled);
-}
-
-unsigned long exynos_fimd_calc_fbsize(struct vidinfo *pvid)
-{
-	return pvid->vl_col * pvid->vl_row * (NBITS(pvid->vl_bpix) / 8);
-}