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-rw-r--r--arch_msm7k/mddi.c285
1 files changed, 0 insertions, 285 deletions
diff --git a/arch_msm7k/mddi.c b/arch_msm7k/mddi.c
deleted file mode 100644
index 4cfd735..0000000
--- a/arch_msm7k/mddi.c
+++ /dev/null
@@ -1,285 +0,0 @@
-/*
- * Copyright (c) 2008, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <boot/boot.h>
-#include <boot/board.h>
-#include <msm7k/mddi.h>
-
-unsigned fb_width = 0;
-unsigned fb_height = 0;
-
-static unsigned short *FB;
-static mddi_llentry *mlist;
-
-void wr32(void *_dst, unsigned n)
-{
- unsigned char *src = (unsigned char*) &n;
- unsigned char *dst = _dst;
-
- dst[0] = src[0];
- dst[1] = src[1];
- dst[2] = src[2];
- dst[3] = src[3];
-};
-
-void printcaps(mddi_client_caps *c)
-{
- if((c->length != 0x4a) || (c->type != 0x42)) {
- dprintf("bad caps header\n");
- memset(c, 0, sizeof(*c));
- return;
- }
-
- dprintf("mddi: bm: %d,%d win %d,%d rgb %x\n",
- c->bitmap_width, c->bitmap_height,
- c->display_window_width, c->display_window_height,
- c->rgb_cap);
- dprintf("mddi: vend %x prod %x\n",
- c->manufacturer_name, c->product_code);
-
- fb_width = c->bitmap_width;
- fb_height = c->bitmap_height;
-
- panel_init(c);
-}
-
-mddi_llentry *mlist_remote_write = 0;
-
-void mddi_remote_write(unsigned val, unsigned reg)
-{
- mddi_llentry *ll;
- mddi_register_access *ra;
- unsigned s;
-
- if(mlist_remote_write == 0) {
- mlist_remote_write = alloc(sizeof(mddi_llentry));
- }
-
- ll = mlist_remote_write;
-
- ra = &(ll->u.r);
- ra->length = 14 + 4;
- ra->type = TYPE_REGISTER_ACCESS;
- ra->client_id = 0;
- ra->rw_info = MDDI_WRITE | 1;
- ra->crc = 0;
-
- wr32(&ra->reg_addr, reg);
- wr32(&ra->reg_data, val);
-
- ll->flags = 1;
- ll->header_count = 14;
- ll->data_count = 4;
- wr32(&ll->data, (unsigned) &ra->reg_data);
- wr32(&ll->next, 0);
- ll->reserved = 0;
-
- writel((unsigned) ll, MDDI_PRI_PTR);
-
- s = readl(MDDI_STAT);
- while((s & 0x20) == 0){
- s = readl(MDDI_STAT);
- }
-}
-
-void mddi_start_update(void)
-{
- writel((unsigned) mlist, MDDI_PRI_PTR);
-}
-
-int mddi_update_done(void)
-{
- return !!(readl(MDDI_STAT) & MDDI_STAT_PRI_LINK_LIST_DONE);
-}
-
-void mddi_do_cmd(unsigned cmd)
-{
- writel(cmd, MDDI_CMD);
-
- while (!(readl(MDDI_INT) & MDDI_INT_NO_REQ_PKTS_PENDING)) ;
-}
-
-unsigned char *rev_pkt_buf;
-
-void mddi_get_caps(void)
-{
- unsigned timeout = 100000;
- unsigned n;
-
- memset(rev_pkt_buf, 0xee, 256);
-
-// writel(CMD_HIBERNATE, MDDI_CMD);
-// writel(CMD_LINK_ACTIVE, MDDI_CMD);
-
- writel(256, MDDI_REV_SIZE);
- writel((unsigned) rev_pkt_buf, MDDI_REV_PTR);
- mddi_do_cmd(CMD_FORCE_NEW_REV_PTR);
-
- /* sometimes this will fail -- do it three times for luck... */
- mddi_do_cmd(CMD_RTD_MEASURE);
- mdelay(1);
-
- mddi_do_cmd(CMD_RTD_MEASURE);
- mdelay(1);
-
- mddi_do_cmd(CMD_RTD_MEASURE);
- mdelay(1);
-
- mddi_do_cmd(CMD_GET_CLIENT_CAP);
-
- do {
- n = readl(MDDI_INT);
- } while(!(n & MDDI_INT_REV_DATA_AVAIL) && (--timeout));
-
- if(timeout == 0) dprintf("timeout\n");
- printcaps((mddi_client_caps*) rev_pkt_buf);
-}
-
-
-void mddi_init(void)
-{
- unsigned n;
-
-// dprintf("mddi_init()\n");
-
- rev_pkt_buf = alloc(256);
-
- mddi_do_cmd(CMD_RESET);
-
- /* disable periodic rev encap */
- mddi_do_cmd(CMD_PERIODIC_REV_ENC | 0);
-
- writel(0x0001, MDDI_VERSION);
- writel(0x3C00, MDDI_BPS);
- writel(0x0003, MDDI_SPM);
-
- writel(0x0005, MDDI_TA1_LEN);
- writel(0x000C, MDDI_TA2_LEN);
- writel(0x0096, MDDI_DRIVE_HI);
- writel(0x0050, MDDI_DRIVE_LO);
- writel(0x003C, MDDI_DISP_WAKE);
- writel(0x0002, MDDI_REV_RATE_DIV);
-
- /* needs to settle for 5uS */
- if (readl(MDDI_PAD_CTL) == 0) {
- writel(0x08000, MDDI_PAD_CTL);
- udelay(5);
- }
-
- writel(0xA850F, MDDI_PAD_CTL);
- writel(0x60006, MDDI_DRIVER_START_CNT);
-
- writel((unsigned) rev_pkt_buf, MDDI_REV_PTR);
- writel(256, MDDI_REV_SIZE);
- writel(256, MDDI_REV_ENCAP_SZ);
-
- mddi_do_cmd(CMD_FORCE_NEW_REV_PTR);
-
- /* disable hibernate */
- mddi_do_cmd(CMD_HIBERNATE | 0);
-
- panel_backlight(0);
-
- panel_poweron();
-
- mddi_do_cmd(CMD_LINK_ACTIVE);
-
- do {
- n = readl(MDDI_STAT);
- } while(!(n & MDDI_STAT_LINK_ACTIVE));
-
- /* v > 8? v > 8 && < 0x19 ? */
- writel(2, MDDI_TEST);
-
-// writel(CMD_PERIODIC_REV_ENC | 0, MDDI_CMD); /* disable */
-
- mddi_get_caps();
-
-#if 0
- writel(0x5666, MDDI_MDP_VID_FMT_DES);
- writel(0x00C3, MDDI_MDP_VID_PIX_ATTR);
- writel(0x0000, MDDI_MDP_CLIENTID);
-#endif
-
- dprintf("panel is %d x %d\n", fb_width, fb_height);
-
- FB = alloc(2 * fb_width * fb_height);
- mlist = alloc(sizeof(mddi_llentry) * (fb_height / 8));
-
-// dprintf("FB @ %x mlist @ %x\n", (unsigned) FB, (unsigned) mlist);
-
- for(n = 0; n < (fb_height / 8); n++) {
- unsigned y = n * 8;
- unsigned pixels = fb_width * 8;
- mddi_video_stream *vs = &(mlist[n].u.v);
-
- vs->length = sizeof(mddi_video_stream) - 2 + (pixels * 2);
- vs->type = TYPE_VIDEO_STREAM;
- vs->client_id = 0;
- vs->format = 0x5565; // FORMAT_16BPP;
- vs->pixattr = PIXATTR_BOTH_EYES | PIXATTR_TO_ALL;
-
- vs->left = 0;
- vs->right = fb_width - 1;
- vs->top = y;
- vs->bottom = y + 7;
-
- vs->start_x = 0;
- vs->start_y = y;
-
- vs->pixels = pixels;
- vs->crc = 0;
- vs->reserved = 0;
-
- mlist[n].header_count = sizeof(mddi_video_stream) - 2;
- mlist[n].data_count = pixels * 2;
- mlist[n].reserved = 0;
- wr32(&mlist[n].data, ((unsigned) FB) + (y * fb_width * 2));
-
- mlist[n].flags = 0;
- wr32(&mlist[n].next, (unsigned) (mlist + n + 1));
- }
-
- mlist[n-1].flags = 1;
- wr32(&mlist[n-1].next, 0);
-
- writel(CMD_HIBERNATE, MDDI_CMD);
- writel(CMD_LINK_ACTIVE, MDDI_CMD);
-
- for(n = 0; n < (fb_width * fb_height); n++) FB[n] = 0;
-
- mddi_start_update();
-
- panel_backlight(1);
-}
-
-void *mddi_framebuffer(void)
-{
- return FB;
-}
-
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