--- /dev/null
- void lcd_setcolreg(short regno, ushort red, ushort green, ushort blud)
+/*
+ * S5PC100 LCD Controller driver.
+ *
+ * Author: InKi Dae <inki.dae@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+#include <common.h>
+#include <version.h>
+#include <stdarg.h>
+#include <linux/types.h>
+#include <asm/io.h>
+#include <lcd.h>
+
+#include <asm/arch/regs-lcd.h>
+#include <asm/arch/hardware.h>
+#include "s5pcfb.h"
+#include "opening_wvga_32.h"
+
+/* clock definitions */
+#define SELECT_CLOCK_SOURCE2 0xE0100208
+#define LCD_CLOCK_SOURCE 0x1000
+
+#define CLOCK_DIV1 0xE0100304
+
+/* LCD Panel definitions */
+#define PANEL_WIDTH 480
+#define PANEL_HEIGHT 800
+#define S5P_LCD_BPP 32
+
+#define S5PCFB_HFP 8
+#define S5PCFB_HSW 4
+#define S5PCFB_HBP 8
+
+#define S5PCFB_VFP 8
+#define S5PCFB_VSW 4
+#define S5PCFB_VBP 8
+
+#define S5PCFB_HRES 480
+#define S5PCFB_VRES 800
+
+#define S5PCFB_HRES_VIRTUAL 480
+#define S5PCFB_VRES_VIRTUAL 800
+
+#define S5PCFB_HRES_OSD 480
+#define S5PCFB_VRES_OSD 800
+
+#define S5P_VFRAME_FREQ 60
+
+#define MPLL 1
+
+#define DEBUG
+#ifdef DEBUG
+#define udebug printf
+#else
+#define udebug
+#endif
+
+extern void tl2796_panel_power_on(void);
+extern void tl2796_panel_enable(void);
+extern void tl2796_panel_init(void);
+
+int lcd_line_length;
+int lcd_color_fg;
+int lcd_color_bg;
+
+void *lcd_base;
+void *lcd_console_address;
+
+short console_col;
+short console_row;
+
+static unsigned short makepixel565(char r, char g, char b)
+{
+ return (unsigned short)(((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3));
+}
+
+static unsigned int makepixel8888(char a, char r, char g, char b)
+{
+ return (unsigned int)((a << 24) | (r << 16) | (g << 8) | b);
+}
+
+static void read_image16(char* pImg, int x1pos, int y1pos, int x2pos,
+ int y2pos, unsigned short pixel)
+{
+ unsigned short *pDst = (unsigned short *)pImg;
+ unsigned int offset_s;
+ int i, j;
+
+ for(i = y1pos; i < y2pos; i++) {
+ for(j = x1pos; j < x2pos; j++) {
+ offset_s = i * PANEL_WIDTH + j;
+ *(pDst + offset_s) = pixel;
+ }
+ }
+}
+
+static void read_image32(char* pImg, int x1pos, int y1pos, int x2pos,
+ int y2pos, unsigned int pixel)
+{
+ unsigned int *pDst = (unsigned int *)pImg;
+ unsigned int offset_s;
+ int i, j;
+
+ for(i = y1pos; i < y2pos; i++) {
+ for(j = x1pos; j < x2pos; j++) {
+ offset_s = i * PANEL_WIDTH + j;
+ *(pDst+offset_s) = pixel;
+ }
+ }
+}
+
+/* LCD Panel data */
+vidinfo_t panel_info = {
+ .vl_col = PANEL_WIDTH,
+ .vl_row = PANEL_HEIGHT,
+ .vl_width = PANEL_WIDTH,
+ .vl_height = PANEL_HEIGHT,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_hsp = CONFIG_SYS_LOW,
+ .vl_vsp = CONFIG_SYS_LOW,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = S5P_LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 0,
+ .vl_clor = 0,
+ .vl_tft = 1,
+
+ .vl_hpw = 4,
+ .vl_blw = 8,
+ .vl_elw = 8,
+
+ .vl_vpw = 4,
+ .vl_bfw = 8,
+ .vl_efw = 8,
+};
+
+/* LCD Controller data */
+s5pcfb_fimd_info_t s5pcfb_fimd = {
+ .vidcon0 = S5P_VIDCON0_INTERLACE_F_PROGRESSIVE | S5P_VIDCON0_VIDOUT_RGB_IF | \
+ S5P_VIDCON0_L1_DATA16_SUB_16PLUS8_MODE | \
+ S5P_VIDCON0_L0_DATA16_MAIN_16PLUS8_MODE | \
+ S5P_VIDCON0_PNRMODE_RGB_P | S5P_VIDCON0_CLKVALUP_ALWAYS | \
+ S5P_VIDCON0_CLKDIR_DIVIDED | S5P_VIDCON0_CLKSEL_F_HCLK | \
+ S5P_VIDCON0_ENVID_DISABLE | S5P_VIDCON0_ENVID_F_DISABLE,
+
+ .vidcon1 = S5P_VIDCON1_IHSYNC_NORMAL | S5P_VIDCON1_IVSYNC_NORMAL |
+ S5P_VIDCON1_IVDEN_INVERT | S5P_VIDCON1_IVCLK_RISE_EDGE,
+
+ .vidtcon0 = S5P_VIDTCON0_VBPD(S5PCFB_VBP - 1) | \
+ S5P_VIDTCON0_VFPD(S5PCFB_VFP - 1) | \
+ S5P_VIDTCON0_VSPW(S5PCFB_VSW - 1),
+
+ .vidtcon1 = S5P_VIDTCON1_HBPD(S5PCFB_HBP - 1) | \
+ S5P_VIDTCON1_HFPD(S5PCFB_HFP - 1) | \
+ S5P_VIDTCON1_HSPW(S5PCFB_HSW - 1),
+
+ .vidtcon2 = S5P_VIDTCON2_LINEVAL(S5PCFB_VRES - 1) | \
+ S5P_VIDTCON2_HOZVAL(S5PCFB_HRES - 1),
+
+ .vidosd0a = S5P_VIDOSDxA_OSD_LTX_F(0) | S5P_VIDOSDxA_OSD_LTY_F(0),
+ .vidosd0b = S5P_VIDOSDxB_OSD_RBX_F(S5PCFB_HRES - 1) | \
+ S5P_VIDOSDxB_OSD_RBY_F(S5PCFB_VRES - 1),
+
+ .vidosd1a = S5P_VIDOSDxA_OSD_LTX_F(0) | S5P_VIDOSDxA_OSD_LTY_F(0),
+ .vidosd1b = S5P_VIDOSDxB_OSD_RBX_F(S5PCFB_HRES_OSD - 1) | \
+ S5P_VIDOSDxB_OSD_RBY_F(S5PCFB_VRES_OSD - 1),
+
+ .width = PANEL_WIDTH,
+ .height = PANEL_HEIGHT,
+ .xres = PANEL_WIDTH,
+ .yres = PANEL_HEIGHT,
+
+ .dithmode = (S5P_DITHMODE_RDITHPOS_5BIT | S5P_DITHMODE_GDITHPOS_6BIT | \
+ S5P_DITHMODE_BDITHPOS_5BIT ) & S5P_DITHMODE_DITHERING_DISABLE,
+
+ .wincon0 = S5P_WINCONx_HAWSWP_DISABLE | S5P_WINCONx_BURSTLEN_16WORD | \
+ S5P_WINCONx_BPPMODE_F_24BPP_888,
+
+ .bpp = S5P_LCD_BPP,
+ .bytes_per_pixel = 4,
+ .wpalcon = S5P_WPALCON_W0PAL_24BIT,
+
+ .vidintcon0 = S5P_VIDINTCON0_FRAMESEL0_VSYNC | S5P_VIDINTCON0_FRAMESEL1_NONE | \
+ S5P_VIDINTCON0_INTFRMEN_DISABLE | S5P_VIDINTCON0_FIFOSEL_WIN0 | \
+ S5P_VIDINTCON0_FIFOLEVEL_25 | S5P_VIDINTCON0_INTFIFOEN_DISABLE | \
+ S5P_VIDINTCON0_INTEN_ENABLE,
+ .vidintcon1 = 0,
+ .xoffset = 0,
+ .yoffset = 0,
+};
+
+
+static void s5pc_lcd_clock_enable(void)
+{
+ __REG(SELECT_CLOCK_SOURCE2) = LCD_CLOCK_SOURCE;
+}
+
+static void s5pc_lcd_init_mem(void *lcdbase, vidinfo_t *vid)
+{
+ u_long palette_mem_size;
+ unsigned int fb_size = vid->vl_row * vid->vl_col * (vid->vl_bpix / 8);
+
+ s5pcfb_fimd.screen = (u_long)lcdbase;
+
+ s5pcfb_fimd.palette_size = NBITS(vid->vl_bpix) == 8 ? 256 : 16;
+ palette_mem_size = s5pcfb_fimd.palette_size * sizeof(u32);
+
+ s5pcfb_fimd.palette = (u_long)lcdbase + fb_size + PAGE_SIZE - palette_mem_size;
+
+ udebug("fb_size=%d, screen_base=%x, palette_size=%d, palettle_mem_size=%d, palette=%x\n",
+ fb_size, s5pcfb_fimd.screen, s5pcfb_fimd.palette_size,
+ palette_mem_size, s5pcfb_fimd.palette);
+}
+
+static void s5pc_gpio_setup(void)
+{
+ /* set GPF0[0:7] for RGB Interface and Data lines */
+ __REG(0xE03000E0) = 0x22222222;
+
+ /* set Data lines */
+ __REG(0xE0300100) = 0x22222222;
+ __REG(0xE0300120) = 0x22222222;
+ __REG(0xE0300140) = 0x2222;
+
+ /* set gpio configuration pin for MLCD_RST */
+ __REG(0xE0300C20) = 0x10000000;
+
+ /* set gpio configuration pin for MLCD_ON */
+ __REG(0xE0300220) = 0x1000;
+ __raw_writel(__raw_readl(0xE0300224) & 0xf7, 0xE0300224);
+
+ /* set gpio configuration pin for DISPLAY_CS, DISPLAY_CLK and DISPLSY_SI */
+ __REG(0xE0300300) = 0x11100000;
+}
+
+static void s5pc_lcd_init(vidinfo_t *vid)
+{
+ unsigned long page_width, offset;
+ unsigned int mpll_ratio, fb_size;
+
+ s5pcfb_fimd.bytes_per_pixel = vid->vl_bpix / 8;
+ page_width = s5pcfb_fimd.xres * s5pcfb_fimd.bytes_per_pixel;
+ offset = 0;
+
+ /* calculate LCD Pixel clock */
+ s5pcfb_fimd.pixclock = (S5P_VFRAME_FREQ *
+ (vid->vl_hpw + vid->vl_blw + vid->vl_elw + vid->vl_width) *
+ (vid->vl_vpw + vid->vl_bfw + vid->vl_efw + vid->vl_height));
+
+ /* initialize the fimd specific */
+ s5pcfb_fimd.vidintcon0 &= ~S5P_VIDINTCON0_FRAMESEL0_MASK;
+ s5pcfb_fimd.vidintcon0 |= S5P_VIDINTCON0_FRAMESEL0_VSYNC;
+ s5pcfb_fimd.vidintcon0 |= S5P_VIDINTCON0_INTFRMEN_ENABLE;
+
+ __REG(S5P_VIDINTCON0) = s5pcfb_fimd.vidintcon0;
+
+ /* set configuration register for VCLK */
+ s5pcfb_fimd.vidcon0 = s5pcfb_fimd.vidcon0 &
+ ~(S5P_VIDCON0_ENVID_ENABLE | S5P_VIDCON0_ENVID_F_ENABLE);
+ __REG(S5P_VIDCON0) = s5pcfb_fimd.vidcon0;
+
+ mpll_ratio = (__raw_readl(CLOCK_DIV1) & 0x000000f0) >> 4;
+ s5pcfb_fimd.vidcon0 |= S5P_VIDCON0_CLKVAL_F((int)(((get_pll_clk(MPLL) / mpll_ratio)
+ / s5pcfb_fimd.pixclock) - 1));
+
+ udebug("mpll_ratio = %d, MCLK = %d, pixclock=%d, vidcon0 = %d\n",
+ mpll_ratio, get_pll_clk(MPLL), s5pcfb_fimd.pixclock,
+ s5pcfb_fimd.vidcon0);
+
+ /* set window size */
+ s5pcfb_fimd.vidosd0c = S5P_VIDOSD0C_OSDSIZE(PANEL_WIDTH * PANEL_HEIGHT);
+
+ /* set wondow position */
+ __REG(S5P_VIDOSD0A) = S5P_VIDOSDxA_OSD_LTX_F(0) | S5P_VIDOSDxA_OSD_LTY_F(0);
+ __REG(S5P_VIDOSD0B) =
+ S5P_VIDOSDxB_OSD_RBX_F(PANEL_WIDTH - 1 + s5pcfb_fimd.xoffset) |
+ S5P_VIDOSDxB_OSD_RBY_F(PANEL_HEIGHT - 1 + s5pcfb_fimd.yoffset);
+
+ /* set framebuffer start address */
+ __REG(S5P_VIDW00ADD0B0) = s5pcfb_fimd.screen;
+
+ /* set framebuffer end address */
+ __REG(S5P_VIDW00ADD1B0) = (__raw_readl(S5P_VIDW00ADD0B0) +
+ (page_width + offset) * s5pcfb_fimd.yres);
+
+ /* set framebuffer size */
+ fb_size = S5P_VIDWxxADD2_OFFSIZE_F(offset) |
+ (S5P_VIDWxxADD2_PAGEWIDTH_F(page_width));
+
+ __REG(S5P_VIDW00ADD2) = fb_size;
+
+ udebug("fb_size at s5pc_lcd_init=%d, page_width=%d\n", fb_size, page_width);
+
+ /* set window0 conguration register */
+ s5pcfb_fimd.wincon0 = S5P_WINCONx_WSWP_ENABLE |
+ S5P_WINCONx_BURSTLEN_16WORD |
+ S5P_WINCONx_BPPMODE_F_24BPP_888;
+
+ s5pcfb_fimd.bpp = S5P_LCD_BPP;
+ s5pcfb_fimd.bytes_per_pixel = s5pcfb_fimd.bpp / 8;
+
+ /* set registers */
+ __REG(S5P_WINCON0) = s5pcfb_fimd.wincon0;
+ __REG(S5P_VIDCON0) = s5pcfb_fimd.vidcon0;
+ __REG(S5P_VIDCON1) = s5pcfb_fimd.vidcon1;
+ __REG(S5P_VIDTCON0) = s5pcfb_fimd.vidtcon0;
+ __REG(S5P_VIDTCON1) = s5pcfb_fimd.vidtcon1;
+ __REG(S5P_VIDTCON2) = s5pcfb_fimd.vidtcon2;
+ __REG(S5P_VIDINTCON0) = s5pcfb_fimd.vidintcon0;
+ __REG(S5P_VIDINTCON1) = s5pcfb_fimd.vidintcon1;
+
+ __REG(S5P_VIDOSD0A) = s5pcfb_fimd.vidosd0a;
+ __REG(S5P_VIDOSD0B) = s5pcfb_fimd.vidosd0b;
+ __REG(S5P_VIDOSD0C) = s5pcfb_fimd.vidosd0c;
+ __REG(S5P_WPALCON) = s5pcfb_fimd.wpalcon;
+
+ /* enable window0 */
+ __REG(S5P_WINCON0) = (__raw_readl(S5P_WINCON0) |
+ S5P_WINCONx_ENWIN_F_ENABLE);
+ __REG(S5P_VIDCON0) = (__raw_readl(S5P_VIDCON0) |
+ S5P_VIDCON0_ENVID_ENABLE |
+ S5P_VIDCON0_ENVID_F_ENABLE);
+}
+
+static void lcd_test(void)
+{
+ /* red */
+ read_image32((char *)s5pcfb_fimd.screen, 0, 0, 480, 200,
+ makepixel8888(0, 255, 0, 0));
+ /* green */
+ read_image32((char *)s5pcfb_fimd.screen, 0, 200, 480, 400,
+ makepixel8888(0, 0, 255, 0));
+ /* blue */
+ read_image32((char *)s5pcfb_fimd.screen, 0, 400, 480, 600,
+ makepixel8888(0, 0, 0, 255));
+ /* write */
+ read_image32((char *)s5pcfb_fimd.screen, 0, 600, 480, 800,
+ makepixel8888(0, 255, 255, 255));
+}
+
+void draw_bitmap(void *lcdbase, int x, int y, int w, int h, unsigned long *bmp)
+{
+ int i, j, k = 0;
+ unsigned long *fb = (unsigned long*)lcdbase;
+
+ for (j = y; j < (y + h); j++) {
+ for (i = x; i < (w + x); i++) {
+ *(fb + (j * PANEL_WIDTH) + i) =
+ *(unsigned long *)(bmp + k);
+ k++;
+ }
+ }
+}
+
+static void draw_samsung_logo(void* lcdbase)
+{
+ int x, y;
+
+ x = (PANEL_WIDTH - 138) / 2;
+ y = (PANEL_HEIGHT - 28) / 2 - 5;
+
+ draw_bitmap(lcdbase, x, y, 138, 28, opening_32);
+}
+
+static void lcd_panel_on(void)
+{
+ tl2796_panel_init();
+ tl2796_panel_power_on();
+ tl2796_panel_enable();
+}
+
+void lcd_ctrl_init(void *lcdbase)
+{
+ s5pc_lcd_clock_enable();
+
+ s5pc_lcd_init_mem(lcdbase, &panel_info);
+
+#if defined(CONFIG_S5PC1XXFB_TEST)
+ memset(lcdbase, 0, PANEL_WIDTH*PANEL_HEIGHT*S5P_LCD_BPP/8);
+ lcd_test();
+#endif
+#if defined(CONFIG_S5PC1XXFB_LOGO)
+ memset(lcdbase, 0, PANEL_WIDTH*PANEL_HEIGHT*S5P_LCD_BPP/8);
+ draw_samsung_logo(lcdbase);
+#endif
+ s5pc_gpio_setup();
+
+ s5pc_lcd_init(&panel_info);
+}
+
- return;
++
++void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blud)
+{
+}
+
+void lcd_enable(void)
+{
+ lcd_panel_on();
+}
+
+ulong calc_fbsize(void)
+{
+ return (s5pcfb_fimd.xres * s5pcfb_fimd.yres * s5pcfb_fimd.bytes_per_pixel);
+}
+
+void s5pc1xxfb_test(void *lcdbase)
+{
+ lcd_ctrl_init(lcdbase);
+ lcd_enable();
+}
projects / kernel / u-boot.git / commitdiff