aboutsummaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorSimon Glass2022-10-16 15:38:01 -0600
committerAnatolij Gustschin2022-10-30 20:07:16 +0100
commitbe5fadaaf6b5838cdd020a34f47a4980a4a297f0 (patch)
treef4dc97465c0c709e456bc4d2aedbf2dcb37b74a1 /drivers
parent82f7b869f5d7aad246a4621a18a5ad04475815ba (diff)
video: atmel: Drop pre-DM parts of video driver
This relies on the old LCD implementation which is to be removed. Drop it. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/Kconfig3
-rw-r--r--drivers/video/atmel_hlcdfb.c213
-rw-r--r--drivers/video/atmel_lcdfb.c75
3 files changed, 2 insertions, 289 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 64e086cd276..b537b367761 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -430,7 +430,7 @@ config VIDEO_LCD_ANX9804
config ATMEL_LCD
bool "Atmel LCD panel support"
- depends on LCD && ARCH_AT91
+ depends on DM_VIDEO && ARCH_AT91
config ATMEL_LCD_BGR555
bool "Display in BGR555 mode"
@@ -585,6 +585,7 @@ config NXP_TDA19988
config ATMEL_HLCD
bool "Enable ATMEL video support using HLCDC"
+ depends on DM_VIDEO
help
HLCDC supports video output to an attached LCD panel.
diff --git a/drivers/video/atmel_hlcdfb.c b/drivers/video/atmel_hlcdfb.c
index caf65741f2e..6e6704c141e 100644
--- a/drivers/video/atmel_hlcdfb.c
+++ b/drivers/video/atmel_hlcdfb.c
@@ -25,217 +25,6 @@
DECLARE_GLOBAL_DATA_PTR;
-#ifndef CONFIG_DM_VIDEO
-
-/* configurable parameters */
-#define ATMEL_LCDC_CVAL_DEFAULT 0xc8
-#define ATMEL_LCDC_DMA_BURST_LEN 8
-#ifndef ATMEL_LCDC_GUARD_TIME
-#define ATMEL_LCDC_GUARD_TIME 1
-#endif
-
-#define ATMEL_LCDC_FIFO_SIZE 512
-
-/*
- * the CLUT register map as following
- * RCLUT(24 ~ 16), GCLUT(15 ~ 8), BCLUT(7 ~ 0)
- */
-void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue)
-{
- writel(panel_info.mmio + ATMEL_LCDC_LUT(regno),
- ((red << LCDC_BASECLUT_RCLUT_Pos) & LCDC_BASECLUT_RCLUT_Msk)
- | ((green << LCDC_BASECLUT_GCLUT_Pos) & LCDC_BASECLUT_GCLUT_Msk)
- | ((blue << LCDC_BASECLUT_BCLUT_Pos) & LCDC_BASECLUT_BCLUT_Msk));
-}
-
-void lcd_ctrl_init(void *lcdbase)
-{
- unsigned long value;
- struct lcd_dma_desc *desc;
- struct atmel_hlcd_regs *regs;
- int ret;
-
- if (!has_lcdc())
- return; /* No lcdc */
-
- regs = (struct atmel_hlcd_regs *)panel_info.mmio;
-
- /* Disable DISP signal */
- writel(LCDC_LCDDIS_DISPDIS, &regs->lcdc_lcddis);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
- false, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
- /* Disable synchronization */
- writel(LCDC_LCDDIS_SYNCDIS, &regs->lcdc_lcddis);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
- false, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
- /* Disable pixel clock */
- writel(LCDC_LCDDIS_CLKDIS, &regs->lcdc_lcddis);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
- false, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
- /* Disable PWM */
- writel(LCDC_LCDDIS_PWMDIS, &regs->lcdc_lcddis);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
- false, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
-
- /* Set pixel clock */
- value = get_lcdc_clk_rate(0) / panel_info.vl_clk;
- if (get_lcdc_clk_rate(0) % panel_info.vl_clk)
- value++;
-
- if (value < 1) {
- /* Using system clock as pixel clock */
- writel(LCDC_LCDCFG0_CLKDIV(0)
- | LCDC_LCDCFG0_CGDISHCR
- | LCDC_LCDCFG0_CGDISHEO
- | LCDC_LCDCFG0_CGDISOVR1
- | LCDC_LCDCFG0_CGDISBASE
- | panel_info.vl_clk_pol
- | LCDC_LCDCFG0_CLKSEL,
- &regs->lcdc_lcdcfg0);
-
- } else {
- writel(LCDC_LCDCFG0_CLKDIV(value - 2)
- | LCDC_LCDCFG0_CGDISHCR
- | LCDC_LCDCFG0_CGDISHEO
- | LCDC_LCDCFG0_CGDISOVR1
- | LCDC_LCDCFG0_CGDISBASE
- | panel_info.vl_clk_pol,
- &regs->lcdc_lcdcfg0);
- }
-
- /* Initialize control register 5 */
- value = 0;
-
- value |= panel_info.vl_sync;
-
-#ifndef LCD_OUTPUT_BPP
- /* Output is 24bpp */
- value |= LCDC_LCDCFG5_MODE_OUTPUT_24BPP;
-#else
- switch (LCD_OUTPUT_BPP) {
- case 12:
- value |= LCDC_LCDCFG5_MODE_OUTPUT_12BPP;
- break;
- case 16:
- value |= LCDC_LCDCFG5_MODE_OUTPUT_16BPP;
- break;
- case 18:
- value |= LCDC_LCDCFG5_MODE_OUTPUT_18BPP;
- break;
- case 24:
- value |= LCDC_LCDCFG5_MODE_OUTPUT_24BPP;
- break;
- default:
- BUG();
- break;
- }
-#endif
-
- value |= LCDC_LCDCFG5_GUARDTIME(ATMEL_LCDC_GUARD_TIME);
- value |= (LCDC_LCDCFG5_DISPDLY | LCDC_LCDCFG5_VSPDLYS);
- writel(value, &regs->lcdc_lcdcfg5);
-
- /* Vertical & Horizontal Timing */
- value = LCDC_LCDCFG1_VSPW(panel_info.vl_vsync_len - 1);
- value |= LCDC_LCDCFG1_HSPW(panel_info.vl_hsync_len - 1);
- writel(value, &regs->lcdc_lcdcfg1);
-
- value = LCDC_LCDCFG2_VBPW(panel_info.vl_upper_margin);
- value |= LCDC_LCDCFG2_VFPW(panel_info.vl_lower_margin - 1);
- writel(value, &regs->lcdc_lcdcfg2);
-
- value = LCDC_LCDCFG3_HBPW(panel_info.vl_left_margin - 1);
- value |= LCDC_LCDCFG3_HFPW(panel_info.vl_right_margin - 1);
- writel(value, &regs->lcdc_lcdcfg3);
-
- /* Display size */
- value = LCDC_LCDCFG4_RPF(panel_info.vl_row - 1);
- value |= LCDC_LCDCFG4_PPL(panel_info.vl_col - 1);
- writel(value, &regs->lcdc_lcdcfg4);
-
- writel(LCDC_BASECFG0_BLEN_AHB_INCR4 | LCDC_BASECFG0_DLBO,
- &regs->lcdc_basecfg0);
-
- switch (NBITS(panel_info.vl_bpix)) {
- case 16:
- writel(LCDC_BASECFG1_RGBMODE_16BPP_RGB_565,
- &regs->lcdc_basecfg1);
- break;
- case 32:
- writel(LCDC_BASECFG1_RGBMODE_24BPP_RGB_888,
- &regs->lcdc_basecfg1);
- break;
- default:
- BUG();
- break;
- }
-
- writel(LCDC_BASECFG2_XSTRIDE(0), &regs->lcdc_basecfg2);
- writel(0, &regs->lcdc_basecfg3);
- writel(LCDC_BASECFG4_DMA, &regs->lcdc_basecfg4);
-
- /* Disable all interrupts */
- writel(~0UL, &regs->lcdc_lcdidr);
- writel(~0UL, &regs->lcdc_baseidr);
-
- /* Setup the DMA descriptor, this descriptor will loop to itself */
- desc = (struct lcd_dma_desc *)(lcdbase - 16);
-
- desc->address = (u32)lcdbase;
- /* Disable DMA transfer interrupt & descriptor loaded interrupt. */
- desc->control = LCDC_BASECTRL_ADDIEN | LCDC_BASECTRL_DSCRIEN
- | LCDC_BASECTRL_DMAIEN | LCDC_BASECTRL_DFETCH;
- desc->next = (u32)desc;
-
- /* Flush the DMA descriptor if we enabled dcache */
- flush_dcache_range((u32)desc, (u32)desc + sizeof(*desc));
-
- writel(desc->address, &regs->lcdc_baseaddr);
- writel(desc->control, &regs->lcdc_basectrl);
- writel(desc->next, &regs->lcdc_basenext);
- writel(LCDC_BASECHER_CHEN | LCDC_BASECHER_UPDATEEN,
- &regs->lcdc_basecher);
-
- /* Enable LCD */
- value = readl(&regs->lcdc_lcden);
- writel(value | LCDC_LCDEN_CLKEN, &regs->lcdc_lcden);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
- true, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
- value = readl(&regs->lcdc_lcden);
- writel(value | LCDC_LCDEN_SYNCEN, &regs->lcdc_lcden);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
- true, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
- value = readl(&regs->lcdc_lcden);
- writel(value | LCDC_LCDEN_DISPEN, &regs->lcdc_lcden);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
- true, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
- value = readl(&regs->lcdc_lcden);
- writel(value | LCDC_LCDEN_PWMEN, &regs->lcdc_lcden);
- ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
- true, 1000, false);
- if (ret)
- printf("%s: %d: Timeout!\n", __func__, __LINE__);
-
- /* Enable flushing if we enabled dcache */
- lcd_set_flush_dcache(1);
-}
-
-#else
-
enum {
LCD_MAX_WIDTH = 1024,
LCD_MAX_HEIGHT = 768,
@@ -552,5 +341,3 @@ U_BOOT_DRIVER(atmel_hlcdfb) = {
.of_to_plat = atmel_hlcdc_of_to_plat,
.priv_auto = sizeof(struct atmel_hlcdc_priv),
};
-
-#endif
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 7ac3c7cff4a..f0db193ede7 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -23,14 +23,12 @@
DECLARE_GLOBAL_DATA_PTR;
-#ifdef CONFIG_DM_VIDEO
enum {
/* Maximum LCD size we support */
LCD_MAX_WIDTH = 1366,
LCD_MAX_HEIGHT = 768,
LCD_MAX_LOG2_BPP = VIDEO_BPP16,
};
-#endif
struct atmel_fb_priv {
struct display_timing timing;
@@ -52,43 +50,6 @@ struct atmel_fb_priv {
#define lcdc_readl(mmio, reg) __raw_readl((mmio)+(reg))
#define lcdc_writel(mmio, reg, val) __raw_writel((val), (mmio)+(reg))
-#ifndef CONFIG_DM_VIDEO
-ushort *configuration_get_cmap(void)
-{
- return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0));
-}
-
-#if defined(CONFIG_BMP_16BPP) && defined(CONFIG_ATMEL_LCD_BGR555)
-void fb_put_word(uchar **fb, uchar **from)
-{
- *(*fb)++ = (((*from)[0] & 0x1f) << 2) | ((*from)[1] & 0x03);
- *(*fb)++ = ((*from)[0] & 0xe0) | (((*from)[1] & 0x7c) >> 2);
- *from += 2;
-}
-#endif
-
-void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue)
-{
-#if defined(CONFIG_ATMEL_LCD_BGR555)
- lcdc_writel(panel_info.mmio, ATMEL_LCDC_LUT(regno),
- (red >> 3) | ((green & 0xf8) << 2) | ((blue & 0xf8) << 7));
-#else
- lcdc_writel(panel_info.mmio, ATMEL_LCDC_LUT(regno),
- (blue >> 3) | ((green & 0xfc) << 3) | ((red & 0xf8) << 8));
-#endif
-}
-
-void lcd_set_cmap(struct bmp_image *bmp, unsigned colors)
-{
- int i;
-
- for (i = 0; i < colors; ++i) {
- struct bmp_color_table_entry cte = bmp->color_table[i];
- lcd_setcolreg(i, cte.red, cte.green, cte.blue);
- }
-}
-#endif
-
static void atmel_fb_init(ulong addr, struct display_timing *timing, int bpix,
bool tft, bool cont_pol_low, ulong lcdbase)
{
@@ -183,41 +144,6 @@ static void atmel_fb_init(ulong addr, struct display_timing *timing, int bpix,
(ATMEL_LCDC_GUARD_TIME << ATMEL_LCDC_GUARDT_OFFSET) | ATMEL_LCDC_PWR);
}
-#ifndef CONFIG_DM_VIDEO
-void lcd_ctrl_init(void *lcdbase)
-{
- struct display_timing timing;
-
- timing.flags = 0;
- if (!(panel_info.vl_sync & ATMEL_LCDC_INVLINE_INVERTED))
- timing.flags |= DISPLAY_FLAGS_HSYNC_HIGH;
- if (!(panel_info.vl_sync & ATMEL_LCDC_INVFRAME_INVERTED))
- timing.flags |= DISPLAY_FLAGS_VSYNC_LOW;
- timing.pixelclock.typ = panel_info.vl_clk;
-
- timing.hactive.typ = panel_info.vl_col;
- timing.hfront_porch.typ = panel_info.vl_right_margin;
- timing.hback_porch.typ = panel_info.vl_left_margin;
- timing.hsync_len.typ = panel_info.vl_hsync_len;
-
- timing.vactive.typ = panel_info.vl_row;
- timing.vfront_porch.typ = panel_info.vl_clk;
- timing.vback_porch.typ = panel_info.vl_clk;
- timing.vsync_len.typ = panel_info.vl_clk;
-
- atmel_fb_init(panel_info.mmio, &timing, panel_info.vl_bpix,
- panel_info.vl_tft, panel_info.vl_cont_pol_low,
- (ulong)lcdbase);
-}
-
-ulong calc_fbsize(void)
-{
- return ((panel_info.vl_col * panel_info.vl_row *
- NBITS(panel_info.vl_bpix)) / 8) + PAGE_SIZE;
-}
-#endif
-
-#ifdef CONFIG_DM_VIDEO
static int atmel_fb_lcd_probe(struct udevice *dev)
{
struct video_uc_plat *uc_plat = dev_get_uclass_plat(dev);
@@ -284,4 +210,3 @@ U_BOOT_DRIVER(atmel_fb) = {
.plat_auto = sizeof(struct atmel_lcd_plat),
.priv_auto = sizeof(struct atmel_fb_priv),
};
-#endif