From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-bk0-x22a.google.com ([2a00:1450:4008:c01::22a]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UpElr-0005zM-4D for barebox@lists.infradead.org; Wed, 19 Jun 2013 09:33:45 +0000 Received: by mail-bk0-f42.google.com with SMTP id jk13so2274600bkc.29 for ; Wed, 19 Jun 2013 02:33:21 -0700 (PDT) From: Christoph Fritz Date: Wed, 19 Jun 2013 11:33:15 +0200 Message-ID: <1371634395.4111.54.camel@mars> Mime-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 1/2] omap-fb: add driver To: Sascha Hauer Cc: barebox@lists.infradead.org, Tomi Valkeinen This patch adds omap display controller support. Currently only OMAP4 DSS is supported. Signed-off-by: Christoph Fritz --- drivers/video/Kconfig | 8 + drivers/video/Makefile | 1 + drivers/video/omap.c | 524 ++++++++++++++++++++++++++++++++++++++++++++++++ drivers/video/omap.h | 187 +++++++++++++++++ 4 files changed, 720 insertions(+) create mode 100644 drivers/video/omap.c create mode 100644 drivers/video/omap.h diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 6d6b08f..0639d9c 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -45,6 +45,14 @@ config DRIVER_VIDEO_S3C24XX help Add support for the S3C244x LCD controller. +config DRIVER_VIDEO_OMAP + bool "OMAP framebuffer driver" + depends on ARCH_OMAP4 + help + Add support for OMAP Display Controller. Currently this + driver only supports OMAP4 SoCs in DISPC parallel mode on + LCD2 (MIPI DPI). + if DRIVER_VIDEO_S3C24XX config DRIVER_VIDEO_S3C_VERBOSE diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 7429141..67169d1 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -8,3 +8,4 @@ obj-$(CONFIG_DRIVER_VIDEO_IMX_IPU) += imx-ipu-fb.o obj-$(CONFIG_DRIVER_VIDEO_S3C24XX) += s3c24xx.o obj-$(CONFIG_DRIVER_VIDEO_PXA) += pxa.o obj-$(CONFIG_DRIVER_VIDEO_SDL) += sdl.o +obj-$(CONFIG_DRIVER_VIDEO_OMAP) += omap.o diff --git a/drivers/video/omap.c b/drivers/video/omap.c new file mode 100644 index 0000000..487aca6 --- /dev/null +++ b/drivers/video/omap.c @@ -0,0 +1,524 @@ +/* + * TI Omap Frame Buffer device driver + * + * Copyright (C) 2013 Christoph Fritz + * Based on work by Enrico Scholz, sponsored by Phytec + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +#include + +#include "omap.h" + +struct omapfb_device { + struct fb_info info; + struct device_d *dev; + + struct omapfb_display const *cur_display; + + struct omapfb_display const *displays; + size_t num_displays; + + void __iomem *dss; + void __iomem *dispc; + + struct { + void __iomem *addr; + size_t size; + } prealloc_screen; + + struct { + uint32_t dispc_control; + uint32_t dispc_pol_freq; + } shadow; + + struct { + unsigned int dss_clk_hz; + unsigned int lckd; + unsigned int pckd; + } divisor; + size_t dma_size; + void (*enable_fn)(int); + + struct fb_videomode video_modes[]; +}; + +static inline struct omapfb_device *to_omapfb(const struct fb_info *info) +{ + return container_of(info, struct omapfb_device, info); +} + +static void omapfb_enable(struct fb_info *info) +{ + struct omapfb_device *fbi = to_omapfb(info); + + dev_dbg(fbi->dev, "%s\n", __func__); + + if (!fbi->cur_display) { + dev_err(fbi->dev, "no valid mode set\n"); + return; + } + + if (fbi->enable_fn) + fbi->enable_fn(1); + + udelay(fbi->cur_display->power_on_delay * 1000u); + + o4_dispc_write(o4_dispc_read(O4_DISPC_CONTROL2) | + DSS_DISPC_CONTROL_LCDENABLE | + DSS_DISPC_CONTROL_LCDENABLESIGNAL, O4_DISPC_CONTROL2); + + o4_dispc_write(o4_dispc_read(O4_DISPC_VID1_ATTRIBUTES) | + DSS_DISPC_VIDn_ATTRIBUTES_VIDENABLE, O4_DISPC_VID1_ATTRIBUTES); + + o4_dispc_write(o4_dispc_read(O4_DISPC_CONTROL2) | + DSS_DISPC_CONTROL_GOLCD, O4_DISPC_CONTROL2); +} + +static void omapfb_disable(struct fb_info *info) +{ + struct omapfb_device *fbi = to_omapfb(info); + + dev_dbg(fbi->dev, "%s\n", __func__); + + if (!fbi->cur_display) { + dev_err(fbi->dev, "no valid mode set\n"); + return; + } + + o4_dispc_write(o4_dispc_read(O4_DISPC_CONTROL2) & + ~(DSS_DISPC_CONTROL_LCDENABLE | + DSS_DISPC_CONTROL_LCDENABLESIGNAL), O4_DISPC_CONTROL2); + + o4_dispc_write(o4_dispc_read(O4_DISPC_VID1_ATTRIBUTES) & + ~(DSS_DISPC_VIDn_ATTRIBUTES_VIDENABLE), + O4_DISPC_VID1_ATTRIBUTES); + + if (fbi->prealloc_screen.addr == NULL) { + /* free frame buffer; but only when screen is not + * preallocated */ + if (info->screen_base) + dma_free_coherent(info->screen_base, fbi->dma_size); + } + + info->screen_base = NULL; + + udelay(fbi->cur_display->power_off_delay * 1000u); + + if (fbi->enable_fn) + fbi->enable_fn(0); +} + +static void omapfb_calc_divisor(struct omapfb_device *fbi, + struct fb_videomode const *mode) +{ + unsigned int l, k, t, b; + + b = UINT_MAX; + for (l = 1; l < 256; l++) { + for (k = 1; k < 256; k++) { + t = abs(mode->pixclock * 100 - + (fbi->divisor.dss_clk_hz / l / k)); + if (t <= b) { + b = t; + fbi->divisor.lckd = l; + fbi->divisor.pckd = k; + } + } + } +} + +static unsigned int omapfb_calc_format(struct fb_info const *info) +{ + struct omapfb_device *fbi = to_omapfb(info); + + switch (info->bits_per_pixel) { + case 24: + return 9; + case 32: + return 0x8; /* xRGB24-8888 (32-bit container) */ + default: + dev_err(fbi->dev, "%s: unsupported bpp %d\n", __func__, + info->bits_per_pixel); + return 0; + } +} + +struct omapfb_colors { + struct fb_bitfield red; + struct fb_bitfield green; + struct fb_bitfield blue; + struct fb_bitfield transp; +}; + +static struct omapfb_colors const omapfb_col[] = { + [0] = { + .red = { .length = 0, .offset = 0 }, + }, + [1] = { + .blue = { .length = 8, .offset = 0 }, + .green = { .length = 8, .offset = 8 }, + .red = { .length = 8, .offset = 16 }, + }, + [2] = { + .blue = { .length = 8, .offset = 0 }, + .green = { .length = 8, .offset = 8 }, + .red = { .length = 8, .offset = 16 }, + .transp = { .length = 8, .offset = 24 }, + }, +}; + +static void omapfb_fill_shadow(struct omapfb_device *fbi, + struct omapfb_display const *display) +{ + fbi->shadow.dispc_control = 0; + fbi->shadow.dispc_pol_freq = 0; + + fbi->shadow.dispc_control |= DSS_DISPC_CONTROL_STNTFT; + + switch (display->config & OMAP_DSS_LCD_DATALINES_msk) { + case OMAP_DSS_LCD_DATALINES_12: + fbi->shadow.dispc_control |= DSS_DISPC_CONTROL_TFTDATALINES_12; + break; + case OMAP_DSS_LCD_DATALINES_16: + fbi->shadow.dispc_control |= DSS_DISPC_CONTROL_TFTDATALINES_16; + break; + case OMAP_DSS_LCD_DATALINES_18: + fbi->shadow.dispc_control |= DSS_DISPC_CONTROL_TFTDATALINES_18; + break; + case OMAP_DSS_LCD_DATALINES_24: + fbi->shadow.dispc_control |= DSS_DISPC_CONTROL_TFTDATALINES_24; + break; + } + + if (display->config & OMAP_DSS_LCD_IPC) + fbi->shadow.dispc_pol_freq |= DSS_DISPC_POL_FREQ_IPC; + + if (display->config & OMAP_DSS_LCD_IVS) + fbi->shadow.dispc_pol_freq |= DSS_DISPC_POL_FREQ_IVS; + + if (display->config & OMAP_DSS_LCD_IHS) + fbi->shadow.dispc_pol_freq |= DSS_DISPC_POL_FREQ_IHS; + + if (display->config & OMAP_DSS_LCD_IEO) + fbi->shadow.dispc_pol_freq |= DSS_DISPC_POL_FREQ_IEO; + + if (display->config & OMAP_DSS_LCD_RF) + fbi->shadow.dispc_pol_freq |= DSS_DISPC_POL_FREQ_RF; + + if (display->config & OMAP_DSS_LCD_ONOFF) + fbi->shadow.dispc_pol_freq |= DSS_DISPC_POL_FREQ_ONOFF; +} + +static int omapfb_find_display_by_name(struct omapfb_device *fbi, + const char *name) +{ + int i; + + for (i = 0; i < fbi->num_displays; ++i) { + if (strcmp(name, fbi->displays[i].mode.name) == 0) + return i; + } + return -ENXIO; +} + +static int omapfb_activate_var(struct fb_info *info) +{ + struct omapfb_device *fbi = to_omapfb(info); + struct fb_videomode const *mode = info->mode; + size_t size = mode->xres * mode->yres * (info->bits_per_pixel / 8); + int rc; + unsigned int fmt = omapfb_calc_format(info); + struct omapfb_colors const *cols; + struct omapfb_display const *new_display = NULL; + + rc = omapfb_find_display_by_name(fbi, mode->name); + if (rc < 0) { + dev_err(fbi->dev, "no display found for this mode '%s'\n", + mode->name); + goto out; + } + new_display = &fbi->displays[rc]; + + /*Free old screen buf*/ + if (!fbi->prealloc_screen.addr && info->screen_base) + dma_free_coherent(info->screen_base, fbi->dma_size); + + fbi->dma_size = PAGE_ALIGN(size); + + if (!fbi->prealloc_screen.addr) { + /* case 1: no preallocated screen */ + info->screen_base = dma_alloc_coherent(size); + } else if (fbi->prealloc_screen.size < fbi->dma_size) { + /* case 2: preallocated screen, but too small */ + dev_err(fbi->dev, + "allocated framebuffer too small (%zu < %zu)\n", + fbi->prealloc_screen.size, fbi->dma_size); + rc = -ENOMEM; + goto out; + } else { + /* case 3: preallocated screen */ + info->screen_base = fbi->prealloc_screen.addr; + } + + omapfb_fill_shadow(fbi, new_display); + + omapfb_calc_divisor(fbi, mode); + + switch (info->bits_per_pixel) { + case 24: + cols = &omapfb_col[1]; + break; + case 32: + cols = &omapfb_col[2]; + break; + default: + cols = &omapfb_col[0]; + } + + info->red = cols->red; + info->green = cols->green; + info->blue = cols->blue; + info->transp = cols->transp; + + o4_dispc_write(fbi->shadow.dispc_control, O4_DISPC_CONTROL2); + + o4_dispc_write(fbi->shadow.dispc_pol_freq, O4_DISPC_POL_FREQ2); + + o4_dispc_write(DSS_DISPC_TIMING_H_HSW(mode->hsync_len - 1) | + DSS_DISPC_TIMING_H_HFP(mode->right_margin - 1) | + DSS_DISPC_TIMING_H_HBP(mode->left_margin - 1), + O4_DISPC_TIMING_H2); + + o4_dispc_write(DSS_DISPC_TIMING_V_VSW(mode->vsync_len - 1) | + DSS_DISPC_TIMING_V_VFP(mode->lower_margin) | + DSS_DISPC_TIMING_V_VBP(mode->upper_margin), O4_DISPC_TIMING_V2); + + o4_dispc_write(DSS_DISPC_DIVISOR_ENABLE | DSS_DISPC_DIVISOR_LCD(1), + O4_DISPC_DIVISOR); + + o4_dispc_write(DSS_DISPC_DIVISOR2_LCD(fbi->divisor.lckd) | + DSS_DISPC_DIVISOR2_PCD(fbi->divisor.pckd), O4_DISPC_DIVISOR2); + + o4_dispc_write(DSS_DISPC_SIZE_LCD_PPL(mode->xres - 1) | + DSS_DISPC_SIZE_LCD_LPP(mode->yres - 1), O4_DISPC_SIZE_LCD2); + + o4_dispc_write(0x0000ff00, O4_DISPC_DEFAULT_COLOR2); + + /* we use VID1 */ + o4_dispc_write((uintptr_t)info->screen_base, O4_DISPC_VID1_BA0); + o4_dispc_write((uintptr_t)info->screen_base, O4_DISPC_VID1_BA1); + + o4_dispc_write(DSS_DISPC_VIDn_POSITION_VIDPOSX(0) | + DSS_DISPC_VIDn_POSITION_VIDPOSY(0), O4_DISPC_VID1_POSITION); + o4_dispc_write(DSS_DISPC_VIDn_SIZE_VIDSIZEX(mode->xres - 1) | + DSS_DISPC_VIDn_SIZE_VIDSIZEY(mode->yres - 1), + O4_DISPC_VID1_SIZE); + o4_dispc_write(DSS_DISPC_VIDn_PICTURE_SIZE_VIDORGSIZEX(mode->xres - 1) | + DSS_DISPC_VIDn_PICTURE_SIZE_VIDORGSIZEY(mode->yres - 1), + O4_DISPC_VID1_PICTURE_SIZE); + o4_dispc_write(1, O4_DISPC_VID1_ROW_INC); + o4_dispc_write(1, O4_DISPC_VID1_PIXEL_INC); + + o4_dispc_write(0xfff, O4_DISPC_VID1_PRELOAD); + + o4_dispc_write(DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(fmt) | + DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE_8x128 | + DSS_DISPC_VIDn_ATTRIBUTES_ZORDERENABLE | + DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2_SECONDARY_LCD, + O4_DISPC_VID1_ATTRIBUTES); + + rc = wait_on_timeout(OFB_TIMEOUT, + !(o4_dispc_read(O4_DISPC_CONTROL2) & + DSS_DISPC_CONTROL_GOLCD)); + + if (rc) { + dev_err(fbi->dev, "timeout: dispc golcd\n"); + goto out; + } + + o4_dispc_write(o4_dispc_read(O4_DISPC_CONTROL2) | + DSS_DISPC_CONTROL_GOLCD, O4_DISPC_CONTROL2); + + fbi->cur_display = new_display; + info->xres = mode->xres; + info->yres = mode->yres; + + rc = 0; + +out: + return rc; +} + +static int omapfb_reset(struct omapfb_device const *fbi) +{ + uint32_t v = o4_dispc_read(O4_DISPC_CONTROL2); + int rc; + + /* step 1: stop the LCD controller */ + if (v & DSS_DISPC_CONTROL_LCDENABLE) { + o4_dispc_write(v & ~DSS_DISPC_CONTROL_LCDENABLE, + O4_DISPC_CONTROL2); + + o4_dispc_write(DSS_DISPC_IRQSTATUS_FRAMEDONE2, + O4_DISPC_IRQSTATUS); + + rc = wait_on_timeout(OFB_TIMEOUT, + ((o4_dispc_read(O4_DISPC_IRQSTATUS) & + DSS_DISPC_IRQSTATUS_FRAMEDONE) != 0)); + + if (rc) { + dev_err(fbi->dev, "timeout: irqstatus framedone\n"); + return -ETIMEDOUT; + } + } + + /* step 2: wait for reset done status */ + rc = wait_on_timeout(OFB_TIMEOUT, + (o4_dss_read(O4_DSS_SYSSTATUS) & + DSS_DSS_SYSSTATUS_RESETDONE)); + + if (rc) { + dev_err(fbi->dev, "timeout: sysstatus resetdone\n"); + return -ETIMEDOUT; + } + + /* DSS_CTL: set to reset value */ + o4_dss_write(0, O4_DSS_CTRL); + + return 0; +} + +static struct fb_ops omapfb_ops = { + .fb_enable = omapfb_enable, + .fb_disable = omapfb_disable, + .fb_activate_var = omapfb_activate_var, +}; + +static int omapfb_probe(struct device_d *dev) +{ + struct omapfb_platform_data const *pdata = dev->platform_data; + struct omapfb_device *fbi; + struct fb_info *info; + int rc; + size_t i; + + fbi = xzalloc(sizeof *fbi + + pdata->num_displays * sizeof fbi->video_modes[0]); + info = &fbi->info; + + fbi->dev = dev; + + /* CM_DSS_CLKSTCTRL (TRM: 935) trigger SW_WKUP */ + __raw_writel(0x2, 0x4a009100); /* TODO: move this to clockmanagement */ + + fbi->dss = dev_request_mem_region_by_name(dev, "omap4_dss"); + fbi->dispc = dev_request_mem_region_by_name(dev, "omap4_dispc"); + + if (!fbi->dss || !fbi->dispc) { + dev_err(dev, "Insufficient register description\n"); + rc = -EINVAL; + goto out; + } + + dev_info(dev, "HW-Revision 0x%04x 0x%04x\n", + o4_dss_read(O4_DISPC_REVISION), + o4_dss_read(O4_DSS_REVISION)); + + if (!pdata->dss_clk_hz | !pdata->displays | !pdata->num_displays | + !pdata->bpp) { + dev_err(dev, "Insufficient omapfb_platform_data\n"); + rc = -EINVAL; + goto out; + } + + fbi->enable_fn = pdata->enable; + fbi->displays = pdata->displays; + fbi->num_displays = pdata->num_displays; + fbi->divisor.dss_clk_hz = pdata->dss_clk_hz; + + for (i = 0; i < pdata->num_displays; ++i) + fbi->video_modes[i] = pdata->displays[i].mode; + + info->mode_list = fbi->video_modes; + info->num_modes = pdata->num_displays; + + info->priv = fbi; + info->fbops = &omapfb_ops; + info->bits_per_pixel = pdata->bpp; + + if (pdata->screen) { + if (!IS_ALIGNED(pdata->screen->start, PAGE_SIZE) || + !IS_ALIGNED(resource_size(pdata->screen), PAGE_SIZE)) { + dev_err(dev, "screen resource not aligned\n"); + rc = -EINVAL; + goto out; + } + fbi->prealloc_screen.addr = + (void __iomem *)pdata->screen->start; + fbi->prealloc_screen.size = resource_size(pdata->screen); + remap_range(fbi->prealloc_screen.addr, + fbi->prealloc_screen.size, + mmu_get_pte_uncached_flags()); + } + + rc = omapfb_reset(fbi); + if (rc < 0) { + dev_err(dev, "failed to reset: %d\n", rc); + goto out; + } + + rc = register_framebuffer(info); + if (rc < 0) { + dev_err(dev, "failed to register framebuffer: %d\n", rc); + goto out; + } + + rc = 0; + dev_info(dev, "registered\n"); + +out: + if (rc < 0) + free(fbi); + + return rc; +} + +static struct driver_d omapfb_driver = { + .name = "omap_fb", + .probe = omapfb_probe, +}; + +static int omapfb_init(void) +{ + return platform_driver_register(&omapfb_driver); +} + +device_initcall(omapfb_init); diff --git a/drivers/video/omap.h b/drivers/video/omap.h new file mode 100644 index 0000000..ac9e1ce --- /dev/null +++ b/drivers/video/omap.h @@ -0,0 +1,187 @@ +/* + * TI Omap4 Frame Buffer device driver + * + * Copyright (C) 2013 Christoph Fritz + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + */ + +#ifndef H_BAREBOX_DRIVER_VIDEO_OMAP4_REGS_H +#define H_BAREBOX_DRIVER_VIDEO_OMAP4_REGS_H + +#include +#include + +#define OFB_TIMEOUT (128 * USECOND) + +#define _ofb_read(io, reg) __raw_readl((io)+(reg)) +#define _ofb_write(val, io, reg) __raw_writel((val), (io)+(reg)) + +/* TRM: 10.1.3.2 DSS Registers */ +#define O4_DSS_REVISION 0x0 +#define O4_DSS_SYSSTATUS 0x14 +#define O4_DSS_CTRL 0x40 +#define O4_DSS_STATUS 0x5c + +#define o4_dss_read(reg) _ofb_read(fbi->dss, reg) +#define o4_dss_write(val, reg) _ofb_write(val, fbi->dss, reg) + +/* TRM: 10.2.7.3 Display Controller Registers */ +#define O4_DISPC_REVISION 0x0 +#define O4_DISPC_IRQSTATUS 0x18 +#define O4_DISPC_VID1_BA0 0xbc +#define O4_DISPC_VID1_BA1 0xc0 +#define O4_DISPC_VID1_POSITION 0xc4 +#define O4_DISPC_VID1_SIZE 0xc8 +#define O4_DISPC_VID1_ATTRIBUTES 0xcc +#define O4_DISPC_VID1_ROW_INC 0xd8 +#define O4_DISPC_VID1_PIXEL_INC 0xdc +#define O4_DISPC_VID1_PICTURE_SIZE 0xe4 +#define O4_DISPC_VID1_PRELOAD 0x230 +#define O4_DISPC_CONTROL2 0x238 +#define O4_DISPC_DEFAULT_COLOR2 0x3ac +#define O4_DISPC_SIZE_LCD2 0x3cc +#define O4_DISPC_TIMING_H2 0x400 +#define O4_DISPC_TIMING_V2 0x404 +#define O4_DISPC_POL_FREQ2 0x408 +#define O4_DISPC_DIVISOR2 0x40c +#define O4_DISPC_DIVISOR 0x804 + +#define o4_dispc_read(reg) _ofb_read(fbi->dispc, reg) +#define o4_dispc_write(val, reg) _ofb_write(val, fbi->dispc, reg) + +#define DSS_DISPC_VIDn_POSITION_VIDPOSX(_x) ((_x) << 0) +#define DSS_DISPC_VIDn_POSITION_VIDPOSY(_y) ((_y) << 16) + +#define DSS_DISPC_VIDn_PICTURE_SIZE_VIDORGSIZEX(_x) ((_x) << 0) +#define DSS_DISPC_VIDn_PICTURE_SIZE_VIDORGSIZEY(_y) ((_y) << 16) + +#define DSS_DISPC_VIDn_SIZE_VIDSIZEX(_x) ((_x) << 0) +#define DSS_DISPC_VIDn_SIZE_VIDSIZEY(_y) ((_y) << 16) + +#define DSS_DISPC_SIZE_LCD_PPL(_x) ((_x) << 0) +#define DSS_DISPC_SIZE_LCD_LPP(_y) ((_y) << 16) + +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDENABLE (1u << 0) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(_fmt) ((_fmt) << 1) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_RGB12 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(4u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_ARGB16 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(5u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_RGB16 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(6u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_ARGB16o \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(7u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_xRGB24u \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(8u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_RGB24p \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(9u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_YUV2 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(10u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_UYVY \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(11u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_ARGB32 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(12u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_RGBA32 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(13u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT_xRGB32 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDFORMAT(14u) + +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE(_b) ((_b) << 14) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE_2x128 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE(0u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE_4x128 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE(1u) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE_8x128 \ + DSS_DISPC_VIDn_ATTRIBUTES_VIDBURSTSIZE(2u) + +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDCHANNELOUT (1u << 16) +#define DSS_DISPC_VIDn_ATTRIBUTES_SELFREFRESHAUTO (1u << 17) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDFIFOPRELOAD (1u << 19) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDVERTICALTAPS (1u << 21) +#define DSS_DISPC_VIDn_ATTRIBUTES_DOUBLESTRIDE (1u << 22) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDARBITRATION (1u << 23) +#define DSS_DISPC_VIDn_ATTRIBUTES_VIDSELFREFRESH (1u << 24) +#define DSS_DISPC_VIDn_ATTRIBUTES_ZORDERENABLE (1u << 25) + +#define DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2(_b) ((_b) << 30) +#define DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2_PRIMARY_LCD \ + DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2(0u) +#define DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2_SECONDARY_LCD \ + DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2(1u) +#define DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2_WRITEBACK_MEM \ + DSS_DISPC_VIDn_ATTRIBUTES_CHANNELOUT2(3u) + +#define DSS_DISPC_CONTROL_LCDENABLE (1u << 0) +#define DSS_DISPC_CONTROL_TVENABLE (1u << 1) +#define DSS_DISPC_CONTROL_MONOCOLOR (1u << 2) +#define DSS_DISPC_CONTROL_STNTFT (1u << 3) +#define DSS_DISPC_CONTROL_M8B (1u << 4) +#define DSS_DISPC_CONTROL_GOLCD (1u << 5) +#define DSS_DISPC_CONTROL_GOTV (1u << 6) +#define DSS_DISPC_CONTROL_STDITHERENABLE (1u << 7) + +#define DSS_DISPC_CONTROL_TFTDATALINES(_l) ((_l) << 8) +#define DSS_DISPC_CONTROL_TFTDATALINES_12 \ + DSS_DISPC_CONTROL_TFTDATALINES(0u) +#define DSS_DISPC_CONTROL_TFTDATALINES_16 \ + DSS_DISPC_CONTROL_TFTDATALINES(1u) +#define DSS_DISPC_CONTROL_TFTDATALINES_18 \ + DSS_DISPC_CONTROL_TFTDATALINES(2u) +#define DSS_DISPC_CONTROL_TFTDATALINES_24 \ + DSS_DISPC_CONTROL_TFTDATALINES(3u) + +#define DSS_DISPC_CONTROL_STALLMODE (1u << 11) +#define DSS_DISPC_CONTROL_OVERLAYOPTIMIZATION (1u << 12) +#define DSS_DISPC_CONTROL_GPIN0 (1u << 13) /* ro */ +#define DSS_DISPC_CONTROL_GPIN1 (1u << 14) /* ro */ +#define DSS_DISPC_CONTROL_GPOUT0 (1u << 15) +#define DSS_DISPC_CONTROL_GPOUT1 (1u << 16) +#define DSS_DISPC_CONTROL_HT(_ht) ((_ht) << 17) +#define DSS_DISPC_CONTROL_TDMENABLE (1u << 20) +#define DSS_DISPC_CONTROL_TDMPARALLELMODE(_pm) ((_pm) << 21) +#define DSS_DISPC_CONTROL_TDMCYCLEFORMAT(_cf) ((_cf) << 23) +#define DSS_DISPC_CONTROL_TDMUNUSEDBITS(_ub) ((_ub) << 25) +#define DSS_DISPC_CONTROL_PCKFREEENABLE (1u << 27) +#define DSS_DISPC_CONTROL_LCDENABLESIGNAL (1u << 28) +#define DSS_DISPC_CONTROL_LCDENABLEPOL (1u << 29) +#define DSS_DISPC_CONTROL_SPATIALTEMPD(_df) ((_df) << 30) + +#define DSS_DISPC_POL_FREQ_IVS (1u << 12) +#define DSS_DISPC_POL_FREQ_IHS (1u << 13) +#define DSS_DISPC_POL_FREQ_IPC (1u << 14) +#define DSS_DISPC_POL_FREQ_IEO (1u << 15) +#define DSS_DISPC_POL_FREQ_RF (1u << 16) +#define DSS_DISPC_POL_FREQ_ONOFF (1u << 17) + +#define DSS_DISPC_TIMING_H_HSW(_hsw) ((_hsw) << 0) +#define DSS_DISPC_TIMING_H_HFP(_hfp) ((_hfp) << 8) +#define DSS_DISPC_TIMING_H_HBP(_hbp) ((_hbp) << 20) + +#define DSS_DISPC_TIMING_V_VSW(_vsw) ((_vsw) << 0) +#define DSS_DISPC_TIMING_V_VFP(_vfp) ((_vfp) << 8) +#define DSS_DISPC_TIMING_V_VBP(_vbp) ((_vbp) << 20) + +#define DSS_DISPC_DIVISOR_ENABLE (1u << 0) +#define DSS_DISPC_DIVISOR_LCD(_lcd) ((_lcd) << 16) + +#define DSS_DISPC_DIVISOR2_PCD(_pcd) ((_pcd) << 0) +#define DSS_DISPC_DIVISOR2_LCD(_lcd) ((_lcd) << 16) + +#define DSS_DISPC_IRQSTATUS_FRAMEDONE (1u << 0) +#define DSS_DISPC_IRQSTATUS_FRAMEDONE2 (1u << 22) + +#define DSS_DSS_SYSSTATUS_RESETDONE (1u << 0) + +#endif /* H_BAREBOX_DRIVER_VIDEO_O4_REGS_H */ -- 1.7.10.4 _______________________________________________ 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