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path: root/drivers/gpu/drm/tinydrm/ili9341.c
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Diffstat (limited to 'drivers/gpu/drm/tinydrm/ili9341.c')
-rw-r--r--drivers/gpu/drm/tinydrm/ili9341.c55
1 files changed, 29 insertions, 26 deletions
diff --git a/drivers/gpu/drm/tinydrm/ili9341.c b/drivers/gpu/drm/tinydrm/ili9341.c
index cb0a0ddbc090..05ba5ab17ec6 100644
--- a/drivers/gpu/drm/tinydrm/ili9341.c
+++ b/drivers/gpu/drm/tinydrm/ili9341.c
@@ -54,6 +54,7 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
struct drm_plane_state *plane_state)
{
struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbi = mipi;
u8 addr_mode;
int ret, idx;
@@ -68,47 +69,47 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
if (ret == 1)
goto out_enable;
- mipi_dbi_command(mipi, MIPI_DCS_SET_DISPLAY_OFF);
+ mipi_dbi_command(dbi, MIPI_DCS_SET_DISPLAY_OFF);
- mipi_dbi_command(mipi, ILI9341_PWCTRLB, 0x00, 0xc1, 0x30);
- mipi_dbi_command(mipi, ILI9341_PWRSEQ, 0x64, 0x03, 0x12, 0x81);
- mipi_dbi_command(mipi, ILI9341_DTCTRLA, 0x85, 0x00, 0x78);
- mipi_dbi_command(mipi, ILI9341_PWCTRLA, 0x39, 0x2c, 0x00, 0x34, 0x02);
- mipi_dbi_command(mipi, ILI9341_PUMPCTRL, 0x20);
- mipi_dbi_command(mipi, ILI9341_DTCTRLB, 0x00, 0x00);
+ mipi_dbi_command(dbi, ILI9341_PWCTRLB, 0x00, 0xc1, 0x30);
+ mipi_dbi_command(dbi, ILI9341_PWRSEQ, 0x64, 0x03, 0x12, 0x81);
+ mipi_dbi_command(dbi, ILI9341_DTCTRLA, 0x85, 0x00, 0x78);
+ mipi_dbi_command(dbi, ILI9341_PWCTRLA, 0x39, 0x2c, 0x00, 0x34, 0x02);
+ mipi_dbi_command(dbi, ILI9341_PUMPCTRL, 0x20);
+ mipi_dbi_command(dbi, ILI9341_DTCTRLB, 0x00, 0x00);
/* Power Control */
- mipi_dbi_command(mipi, ILI9341_PWCTRL1, 0x23);
- mipi_dbi_command(mipi, ILI9341_PWCTRL2, 0x10);
+ mipi_dbi_command(dbi, ILI9341_PWCTRL1, 0x23);
+ mipi_dbi_command(dbi, ILI9341_PWCTRL2, 0x10);
/* VCOM */
- mipi_dbi_command(mipi, ILI9341_VMCTRL1, 0x3e, 0x28);
- mipi_dbi_command(mipi, ILI9341_VMCTRL2, 0x86);
+ mipi_dbi_command(dbi, ILI9341_VMCTRL1, 0x3e, 0x28);
+ mipi_dbi_command(dbi, ILI9341_VMCTRL2, 0x86);
/* Memory Access Control */
- mipi_dbi_command(mipi, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT);
+ mipi_dbi_command(dbi, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT);
/* Frame Rate */
- mipi_dbi_command(mipi, ILI9341_FRMCTR1, 0x00, 0x1b);
+ mipi_dbi_command(dbi, ILI9341_FRMCTR1, 0x00, 0x1b);
/* Gamma */
- mipi_dbi_command(mipi, ILI9341_EN3GAM, 0x00);
- mipi_dbi_command(mipi, MIPI_DCS_SET_GAMMA_CURVE, 0x01);
- mipi_dbi_command(mipi, ILI9341_PGAMCTRL,
+ mipi_dbi_command(dbi, ILI9341_EN3GAM, 0x00);
+ mipi_dbi_command(dbi, MIPI_DCS_SET_GAMMA_CURVE, 0x01);
+ mipi_dbi_command(dbi, ILI9341_PGAMCTRL,
0x0f, 0x31, 0x2b, 0x0c, 0x0e, 0x08, 0x4e, 0xf1,
0x37, 0x07, 0x10, 0x03, 0x0e, 0x09, 0x00);
- mipi_dbi_command(mipi, ILI9341_NGAMCTRL,
+ mipi_dbi_command(dbi, ILI9341_NGAMCTRL,
0x00, 0x0e, 0x14, 0x03, 0x11, 0x07, 0x31, 0xc1,
0x48, 0x08, 0x0f, 0x0c, 0x31, 0x36, 0x0f);
/* DDRAM */
- mipi_dbi_command(mipi, ILI9341_ETMOD, 0x07);
+ mipi_dbi_command(dbi, ILI9341_ETMOD, 0x07);
/* Display */
- mipi_dbi_command(mipi, ILI9341_DISCTRL, 0x08, 0x82, 0x27, 0x00);
- mipi_dbi_command(mipi, MIPI_DCS_EXIT_SLEEP_MODE);
+ mipi_dbi_command(dbi, ILI9341_DISCTRL, 0x08, 0x82, 0x27, 0x00);
+ mipi_dbi_command(dbi, MIPI_DCS_EXIT_SLEEP_MODE);
msleep(100);
- mipi_dbi_command(mipi, MIPI_DCS_SET_DISPLAY_ON);
+ mipi_dbi_command(dbi, MIPI_DCS_SET_DISPLAY_ON);
msleep(100);
out_enable:
@@ -128,7 +129,7 @@ out_enable:
break;
}
addr_mode |= ILI9341_MADCTL_BGR;
- mipi_dbi_command(mipi, MIPI_DCS_SET_ADDRESS_MODE, addr_mode);
+ mipi_dbi_command(dbi, MIPI_DCS_SET_ADDRESS_MODE, addr_mode);
mipi_dbi_enable_flush(mipi, crtc_state, plane_state);
out_exit:
drm_dev_exit(idx);
@@ -177,6 +178,7 @@ static int ili9341_probe(struct spi_device *spi)
struct device *dev = &spi->dev;
struct drm_device *drm;
struct mipi_dbi *mipi;
+ struct mipi_dbi *dbi;
struct gpio_desc *dc;
u32 rotation = 0;
int ret;
@@ -185,6 +187,7 @@ static int ili9341_probe(struct spi_device *spi)
if (!mipi)
return -ENOMEM;
+ dbi = mipi;
drm = &mipi->drm;
ret = devm_drm_dev_init(dev, drm, &ili9341_driver);
if (ret) {
@@ -194,10 +197,10 @@ static int ili9341_probe(struct spi_device *spi)
drm_mode_config_init(drm);
- mipi->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
- if (IS_ERR(mipi->reset)) {
+ dbi->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
+ if (IS_ERR(dbi->reset)) {
DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
- return PTR_ERR(mipi->reset);
+ return PTR_ERR(dbi->reset);
}
dc = devm_gpiod_get_optional(dev, "dc", GPIOD_OUT_LOW);
@@ -212,7 +215,7 @@ static int ili9341_probe(struct spi_device *spi)
device_property_read_u32(dev, "rotation", &rotation);
- ret = mipi_dbi_spi_init(spi, mipi, dc);
+ ret = mipi_dbi_spi_init(spi, dbi, dc);
if (ret)
return ret;