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/* Copyright (c) 2011-2014, The Linux Foundation. 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.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* 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 <mdp4.h>
#include <debug.h>
#include <reg.h>
#include <target/display.h>
#include <platform/timer.h>
#include <platform/iomap.h>
#include <dev/lcdc.h>
#include <dev/fbcon.h>
#include <bits.h>
#include <msm_panel.h>
#include <mipi_dsi.h>
#include <err.h>
#include <clock.h>
static int mdp_rev;
void
mdp_setup_dma_p_video_config(unsigned short pack_pattern,
unsigned short img_width,
unsigned short img_height,
unsigned long input_img_addr,
unsigned short img_width_full_size,
unsigned char ystride)
{
dprintf(SPEW, "MDP4.2 Setup for DSI Video Mode\n");
// ----- programming MDP_AXI_RDMASTER_CONFIG --------
/* MDP_AXI_RDMASTER_CONFIG set all master to read from AXI port 0, that's
the only port connected */
//TODO: Seems to still work without this
writel(0x00290000, MDP_AXI_RDMASTER_CONFIG);
writel(0x00000004, MDP_AXI_WRMASTER_CONFIG);
writel(0x00007777, MDP_MAX_RD_PENDING_CMD_CONFIG);
/* Set up CMD_INTF_SEL, VIDEO_INTF_SEL, EXT_INTF_SEL, SEC_INTF_SEL, PRIM_INTF_SEL */
writel(0x00000049, MDP_DISP_INTF_SEL);
/* DMA P */
writel(0x0000000b, MDP_OVERLAYPROC0_CFG);
/* RGB 888 */
writel(pack_pattern << 8 | 0xbf | (0 << 25), MDP_DMA_P_CONFIG);
writel(0x0, MDP_DMA_P_OUT_XY);
writel(img_height << 16 | img_width, MDP_DMA_P_SIZE);
writel(input_img_addr, MDP_DMA_P_BUF_ADDR);
writel(img_width_full_size * ystride, MDP_DMA_P_BUF_Y_STRIDE);
}
int
mdp_setup_dma_p_video_mode(unsigned short disp_width,
unsigned short disp_height,
unsigned short img_width,
unsigned short img_height,
unsigned short hsync_porch0_fp,
unsigned short hsync_porch0_bp,
unsigned short vsync_porch0_fp,
unsigned short vsync_porch0_bp,
unsigned short hsync_width,
unsigned short vsync_width,
unsigned long input_img_addr,
unsigned short img_width_full_size,
unsigned short pack_pattern, unsigned char ystride)
{
// unsigned long mdp_intr_status;
int status = FAIL;
unsigned long hsync_period;
unsigned long vsync_period;
unsigned long vsync_period_intmd;
dprintf(SPEW, "MDP4.1 for DSI Video Mode\n");
hsync_period = img_width + hsync_porch0_fp + hsync_porch0_bp + 1;
vsync_period_intmd = img_height + vsync_porch0_fp + vsync_porch0_bp + 1;
vsync_period = vsync_period_intmd * hsync_period;
// ----- programming MDP_AXI_RDMASTER_CONFIG --------
/* MDP_AXI_RDMASTER_CONFIG set all master to read from AXI port 0, that's
the only port connected */
writel(0x00290000, MDP_AXI_RDMASTER_CONFIG);
writel(0x00000004, MDP_AXI_WRMASTER_CONFIG);
writel(0x00007777, MDP_MAX_RD_PENDING_CMD_CONFIG);
/* sets PRIM_INTF_SEL to 0x1 and SEC_INTF_SEL to 0x2 and DSI_VIDEO_INTF_SEL */
writel(0x00000049, MDP_DISP_INTF_SEL);
writel(0x0000000b, MDP_OVERLAYPROC0_CFG);
// ------------- programming MDP_DMA_P_CONFIG ---------------------
writel(pack_pattern << 8 | 0xbf | (0 << 25), MDP_DMA_P_CONFIG); // rgb888
writel(0x00000000, MDP_DMA_P_OUT_XY);
writel(img_height << 16 | img_width, MDP_DMA_P_SIZE);
writel(input_img_addr, MDP_DMA_P_BUF_ADDR);
writel(img_width_full_size * ystride, MDP_DMA_P_BUF_Y_STRIDE);
writel(0x00ff0000, MDP_DMA_P_OP_MODE);
writel(hsync_period << 16 | hsync_width, MDP_DSI_VIDEO_HSYNC_CTL);
writel(vsync_period, MDP_DSI_VIDEO_VSYNC_PERIOD);
writel(vsync_width * hsync_period, MDP_DSI_VIDEO_VSYNC_PULSE_WIDTH);
writel((img_width + hsync_porch0_bp - 1) << 16 | hsync_porch0_bp,
MDP_DSI_VIDEO_DISPLAY_HCTL);
writel(vsync_porch0_bp * hsync_period, MDP_DSI_VIDEO_DISPLAY_V_START);
writel((img_height + vsync_porch0_bp) * hsync_period,
MDP_DSI_VIDEO_DISPLAY_V_END);
writel(0x00ABCDEF, MDP_DSI_VIDEO_BORDER_CLR);
writel(0x00000000, MDP_DSI_VIDEO_HSYNC_SKEW);
writel(0x00000000, MDP_DSI_VIDEO_CTL_POLARITY);
// end of cmd mdp
writel(0x00000001, MDP_DSI_VIDEO_EN); // MDP_DSI_EN ENABLE
status = PASS;
return status;
}
int mdp_dsi_cmd_config(struct msm_panel_info *pinfo,
struct fbcon_config *fb)
{
int ret = 0;
unsigned long input_img_addr = MIPI_FB_ADDR;
unsigned short image_wd = pinfo->xres;
unsigned short image_ht = pinfo->yres;
unsigned short pack_pattern = 0x12;
unsigned char ystride = 3;
writel(0x03ffffff, MDP_INTR_ENABLE);
writel(0x0000000b, MDP_OVERLAYPROC0_CFG);
// ------------- programming MDP_DMA_P_CONFIG ---------------------
writel(pack_pattern << 8 | 0x3f | (0 << 25), MDP_DMA_P_CONFIG); // rgb888
writel(0x00000000, MDP_DMA_P_OUT_XY);
writel(image_ht << 16 | image_wd, MDP_DMA_P_SIZE);
writel(input_img_addr, MDP_DMA_P_BUF_ADDR);
writel(image_wd * ystride, MDP_DMA_P_BUF_Y_STRIDE);
writel(0x00000000, MDP_DMA_P_OP_MODE);
writel(0x10, MDP_DSI_CMD_MODE_ID_MAP);
writel(0x01, MDP_DSI_CMD_MODE_TRIGGER_EN);
writel(0x0001a000, MDP_AXI_RDMASTER_CONFIG);
writel(0x00000004, MDP_AXI_WRMASTER_CONFIG);
writel(0x00007777, MDP_MAX_RD_PENDING_CMD_CONFIG);
writel(0x8a, MDP_DISP_INTF_SEL);
return ret;
}
int
mipi_dsi_cmd_config(struct fbcon_config mipi_fb_cfg,
unsigned short num_of_lanes)
{
int status = 0;
unsigned long input_img_addr = MIPI_FB_ADDR;
unsigned short image_wd = mipi_fb_cfg.width;
unsigned short image_ht = mipi_fb_cfg.height;
unsigned short pack_pattern = 0x12;
unsigned char ystride = 3;
writel(0x03ffffff, MDP_INTR_ENABLE);
writel(0x0000000b, MDP_OVERLAYPROC0_CFG);
// ------------- programming MDP_DMA_P_CONFIG ---------------------
writel(pack_pattern << 8 | 0x3f | (0 << 25), MDP_DMA_P_CONFIG); // rgb888
writel(0x00000000, MDP_DMA_P_OUT_XY);
writel(image_ht << 16 | image_wd, MDP_DMA_P_SIZE);
writel(input_img_addr, MDP_DMA_P_BUF_ADDR);
writel(image_wd * ystride, MDP_DMA_P_BUF_Y_STRIDE);
writel(0x00000000, MDP_DMA_P_OP_MODE);
writel(0x10, MDP_DSI_CMD_MODE_ID_MAP);
writel(0x01, MDP_DSI_CMD_MODE_TRIGGER_EN);
writel(0x0001a000, MDP_AXI_RDMASTER_CONFIG);
writel(0x00000004, MDP_AXI_WRMASTER_CONFIG);
writel(0x00007777, MDP_MAX_RD_PENDING_CMD_CONFIG);
writel(0x8a, MDP_DISP_INTF_SEL);
return status;
}
void mdp_disable(void)
{
writel(0x00000000, MDP_DSI_VIDEO_EN);
}
void mdp_shutdown(void)
{
mdp_disable();
mdelay(60);
writel(0x00000000, MDP_INTR_ENABLE);
writel(0x00000003, MDP_OVERLAYPROC0_CFG);
}
int mdp_dma_on(struct msm_panel_info *pinfo)
{
int ret = 0;
writel(0x00000001, MDP_DMA_P_START);
return ret;
}
int mdp_dma_off(void)
{
int ret = 0;
writel(0x00000000, MDP_DMA_P_START);
return ret;
}
void mdp_start_dma(void)
{
writel(0x00000001, MDP_DMA_P_START);
}
int mdp_dsi_video_config(struct msm_panel_info *pinfo,
struct fbcon_config *fb)
{
int ret = NO_ERROR;
int hsync_period, vsync_period;
int hsync_start_x, hsync_end_x;
int display_hctl, display_vstart, display_vend;
struct lcdc_panel_info *lcdc = NULL;
unsigned mdp_rgb_size;
if (pinfo == NULL)
return ERR_INVALID_ARGS;
lcdc = &(pinfo->lcdc);
if (lcdc == NULL)
return ERR_INVALID_ARGS;
hsync_period = lcdc->h_pulse_width +
lcdc->h_back_porch +
pinfo->xres + lcdc->xres_pad + lcdc->h_front_porch;
vsync_period = (lcdc->v_pulse_width +
lcdc->v_back_porch +
pinfo->yres + lcdc->yres_pad +
lcdc->v_front_porch) * hsync_period;
hsync_start_x =
lcdc->h_pulse_width +
lcdc->h_back_porch;
hsync_end_x =
hsync_period - lcdc->h_front_porch - 1;
display_hctl = (hsync_end_x << 16) | hsync_start_x;
display_vstart = (lcdc->v_pulse_width +
lcdc->v_back_porch)
* hsync_period + lcdc->hsync_skew;
display_vend = vsync_period -
(lcdc->v_front_porch * hsync_period)
+lcdc->hsync_skew - 1;
/* MDP_AXI_RDMASTER_CONFIG set all master to read from
AXI port 0, that's the only port connected */
writel(0x00290000, MDP_AXI_RDMASTER_CONFIG);
writel(0x00000004, MDP_AXI_WRMASTER_CONFIG);
writel(0x00007777, MDP_MAX_RD_PENDING_CMD_CONFIG);
/* Set up CMD_INTF_SEL, VIDEO_INTF_SEL,
EXT_INTF_SEL, SEC_INTF_SEL, PRIM_INTF_SEL */
writel(0x00000049, MDP_DISP_INTF_SEL);
/* DMA P */
writel(0x0000000b, MDP_OVERLAYPROC0_CFG);
/* write fb addr in MDP_DMA_P_BUF_ADDR */
writel(fb->base, MDP_DMA_P_BUF_ADDR);
/* write active region size*/
mdp_rgb_size = (fb->height << 16) + fb->width;
writel(mdp_rgb_size, MDP_DMA_P_SIZE);
/* set Y-stride value in bytes */
/* Y-stride is defined as the number of bytes
in a line.
*/
writel((fb->stride * fb->bpp/8), MDP_DMA_P_BUF_Y_STRIDE);
/* Start XY coordinates */
writel(0, MDP_DMA_P_OUT_XY);
if (fb->bpp == 16) {
writel(DMA_PACK_ALIGN_LSB | DMA_PACK_PATTERN_RGB |
DMA_DITHER_EN | DMA_OUT_SEL_LCDC |
DMA_IBUF_FORMAT_RGB565 | DMA_DSTC0G_8BITS |
DMA_DSTC1B_8BITS | DMA_DSTC2R_8BITS,
MDP_DMA_P_CONFIG);
} else if (fb->bpp == 24) {
writel(DMA_PACK_ALIGN_LSB | DMA_PACK_PATTERN_RGB |
DMA_DITHER_EN | DMA_OUT_SEL_LCDC |
DMA_IBUF_FORMAT_RGB888 | DMA_DSTC0G_8BITS |
DMA_DSTC1B_8BITS | DMA_DSTC2R_8BITS,
MDP_DMA_P_CONFIG);
} else {
dprintf(CRITICAL, "Unsupported bpp detected!\n");
return ERR_INVALID_ARGS;
}
writel(hsync_period << 16 | lcdc->h_pulse_width,
MDP_DSI_VIDEO_HSYNC_CTL);
writel(vsync_period, MDP_DSI_VIDEO_VSYNC_PERIOD);
writel(lcdc->v_pulse_width * hsync_period,
MDP_DSI_VIDEO_VSYNC_PULSE_WIDTH);
writel(display_hctl,
MDP_DSI_VIDEO_DISPLAY_HCTL);
writel(display_vstart, MDP_DSI_VIDEO_DISPLAY_V_START);
writel(display_vend, MDP_DSI_VIDEO_DISPLAY_V_END);
if (lcdc->xres_pad) {
writel((1 << 31) |
(lcdc->h_back_porch + lcdc->h_pulse_width +
fb->width - 1) << 16 | lcdc->h_pulse_width +
lcdc->h_back_porch, MDP_DSI_VIDEO_ACTIVE_HCTL);
}
if (pinfo->mipi.force_clk_lane_hs) {
uint32_t tmp;
tmp = readl_relaxed(MIPI_DSI_BASE + 0xA8);
tmp |= (1<<28);
writel_relaxed(tmp, MIPI_DSI_BASE + 0xA8);
}
return ret;
}
int mdp_dsi_video_on(struct msm_panel_info *pinfo)
{
int ret = NO_ERROR;
writel(0x00000001, MDP_DSI_VIDEO_EN);
return ret;
}
int mdp_dsi_video_off()
{
if(!target_cont_splash_screen())
{
writel(0x00000000, MDP_DSI_VIDEO_EN);
mdelay(60);
writel(0x00000000, MDP_INTR_ENABLE);
writel(0x00000003, MDP_OVERLAYPROC0_CFG);
}
return NO_ERROR;
}
int mdp_dsi_cmd_off()
{
mdp_dma_off();
/*
* Allow sometime for the DMA channel to
* stop the data transfer
*/
mdelay(10);
writel(0x00000000, MDP_INTR_ENABLE);
writel(0x00000003, MDP_OVERLAYPROC0_CFG);
return NO_ERROR;
}
void mdp_set_revision(int rev)
{
mdp_rev = rev;
}
int mdp_get_revision()
{
return mdp_rev;
}
int mdp_edp_config(struct msm_panel_info *pinfo, struct fbcon_config *fb)
{
return NO_ERROR;
}
int mdp_edp_on(struct msm_panel_info *pinfo)
{
return NO_ERROR;
}
int mdp_edp_off(void)
{
return NO_ERROR;
}
int mdss_hdmi_config(struct msm_panel_info *pinfo, struct fbcon_config *fb)
{
return NO_ERROR;
}
int mdss_hdmi_on(struct msm_panel_info *pinfo)
{
return NO_ERROR;
}
int mdss_hdmi_off(void)
{
return NO_ERROR;
}