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Message-Id: <4ccca2a5ac05c73ea9fd6e44b8bc443fd9d14e0d.1694767209.git.geert+renesas@glider.be>
Date: Fri, 15 Sep 2023 10:53:30 +0200
From: Geert Uytterhoeven <geert+renesas@...der.be>
To: Laurent Pinchart <laurent.pinchart@...asonboard.com>,
Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Thomas Zimmermann <tzimmermann@...e.de>,
Magnus Damm <magnus.damm@...il.com>
Cc: dri-devel@...ts.freedesktop.org, linux-renesas-soc@...r.kernel.org,
linux-kernel@...r.kernel.org,
Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH v4 15/41] drm: renesas: shmobile: Remove support for SYS panels
From: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
SYS panels are not used, and have no defined DT bindings. Remove their
support to avoid impeding DT support. It can always be added back
later.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
v4:
- No changes,
v3:
- No changes,
v2:
- No changes.
Changes compared to Laurent's original:
- Remove "/* TODO: Setup SYS panel */" comment.
---
.../gpu/drm/renesas/shmobile/shmob_drm_crtc.c | 20 ---------------
.../gpu/drm/renesas/shmobile/shmob_drm_drv.c | 11 --------
include/linux/platform_data/shmob_drm.h | 25 -------------------
3 files changed, 56 deletions(-)
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
index 2ccb2fbfea26b5bf..015263ac2100c11e 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
@@ -55,24 +55,6 @@ static void shmob_drm_crtc_setup_geometry(struct shmob_drm_crtc *scrtc)
| ((idata->flags & SHMOB_DRM_IFACE_FL_DWCNT) ? LDMT1R_DWCNT : 0);
lcdc_write(sdev, LDMT1R, value);
- if (idata->interface >= SHMOB_DRM_IFACE_SYS8A &&
- idata->interface <= SHMOB_DRM_IFACE_SYS24) {
- /* Setup SYS bus. */
- value = (idata->sys.cs_setup << LDMT2R_CSUP_SHIFT)
- | (idata->sys.vsync_active_high ? LDMT2R_RSV : 0)
- | (idata->sys.vsync_dir_input ? LDMT2R_VSEL : 0)
- | (idata->sys.write_setup << LDMT2R_WCSC_SHIFT)
- | (idata->sys.write_cycle << LDMT2R_WCEC_SHIFT)
- | (idata->sys.write_strobe << LDMT2R_WCLW_SHIFT);
- lcdc_write(sdev, LDMT2R, value);
-
- value = (idata->sys.read_latch << LDMT3R_RDLC_SHIFT)
- | (idata->sys.read_setup << LDMT3R_RCSC_SHIFT)
- | (idata->sys.read_cycle << LDMT3R_RCEC_SHIFT)
- | (idata->sys.read_strobe << LDMT3R_RCLW_SHIFT);
- lcdc_write(sdev, LDMT3R, value);
- }
-
value = ((mode->hdisplay / 8) << 16) /* HDCN */
| (mode->htotal / 8); /* HTCN */
lcdc_write(sdev, LDHCNR, value);
@@ -180,8 +162,6 @@ static void shmob_drm_crtc_start(struct shmob_drm_crtc *scrtc)
lcdc_write(sdev, LDDCKSTPR, 0);
lcdc_wait_bit(sdev, LDDCKSTPR, ~0, 0);
- /* TODO: Setup SYS panel */
-
/* Setup geometry, format, frame buffer memory and operation mode. */
shmob_drm_crtc_setup_geometry(scrtc);
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c
index 5f3061e88e215dcc..9c3d8b3cf57d5eb6 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c
@@ -43,17 +43,6 @@ static int shmob_drm_init_interface(struct shmob_drm_device *sdev)
[SHMOB_DRM_IFACE_RGB18] = LDMT1R_MIFTYP_RGB18,
[SHMOB_DRM_IFACE_RGB24] = LDMT1R_MIFTYP_RGB24,
[SHMOB_DRM_IFACE_YUV422] = LDMT1R_MIFTYP_YCBCR,
- [SHMOB_DRM_IFACE_SYS8A] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8A,
- [SHMOB_DRM_IFACE_SYS8B] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8B,
- [SHMOB_DRM_IFACE_SYS8C] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8C,
- [SHMOB_DRM_IFACE_SYS8D] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8D,
- [SHMOB_DRM_IFACE_SYS9] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS9,
- [SHMOB_DRM_IFACE_SYS12] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS12,
- [SHMOB_DRM_IFACE_SYS16A] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16A,
- [SHMOB_DRM_IFACE_SYS16B] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16B,
- [SHMOB_DRM_IFACE_SYS16C] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16C,
- [SHMOB_DRM_IFACE_SYS18] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS18,
- [SHMOB_DRM_IFACE_SYS24] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS24,
};
if (sdev->pdata->iface.interface >= ARRAY_SIZE(ldmt1r)) {
diff --git a/include/linux/platform_data/shmob_drm.h b/include/linux/platform_data/shmob_drm.h
index b6b5b6607fb5e52c..b728e24222d99158 100644
--- a/include/linux/platform_data/shmob_drm.h
+++ b/include/linux/platform_data/shmob_drm.h
@@ -27,17 +27,6 @@ enum shmob_drm_interface {
SHMOB_DRM_IFACE_RGB18, /* 18bpp */
SHMOB_DRM_IFACE_RGB24, /* 24bpp */
SHMOB_DRM_IFACE_YUV422, /* 16bpp */
- SHMOB_DRM_IFACE_SYS8A, /* 24bpp, 8:8:8 */
- SHMOB_DRM_IFACE_SYS8B, /* 18bpp, 8:8:2 */
- SHMOB_DRM_IFACE_SYS8C, /* 18bpp, 2:8:8 */
- SHMOB_DRM_IFACE_SYS8D, /* 16bpp, 8:8 */
- SHMOB_DRM_IFACE_SYS9, /* 18bpp, 9:9 */
- SHMOB_DRM_IFACE_SYS12, /* 24bpp, 12:12 */
- SHMOB_DRM_IFACE_SYS16A, /* 16bpp */
- SHMOB_DRM_IFACE_SYS16B, /* 18bpp, 16:2 */
- SHMOB_DRM_IFACE_SYS16C, /* 18bpp, 2:16 */
- SHMOB_DRM_IFACE_SYS18, /* 18bpp */
- SHMOB_DRM_IFACE_SYS24, /* 24bpp */
};
struct shmob_drm_panel_data {
@@ -46,19 +35,6 @@ struct shmob_drm_panel_data {
struct drm_mode_modeinfo mode;
};
-struct shmob_drm_sys_interface_data {
- unsigned int read_latch:6;
- unsigned int read_setup:8;
- unsigned int read_cycle:8;
- unsigned int read_strobe:8;
- unsigned int write_setup:8;
- unsigned int write_cycle:8;
- unsigned int write_strobe:8;
- unsigned int cs_setup:3;
- unsigned int vsync_active_high:1;
- unsigned int vsync_dir_input:1;
-};
-
#define SHMOB_DRM_IFACE_FL_DWPOL (1 << 0) /* Rising edge dot clock data latch */
#define SHMOB_DRM_IFACE_FL_DIPOL (1 << 1) /* Active low display enable */
#define SHMOB_DRM_IFACE_FL_DAPOL (1 << 2) /* Active low display data */
@@ -67,7 +43,6 @@ struct shmob_drm_sys_interface_data {
struct shmob_drm_interface_data {
enum shmob_drm_interface interface;
- struct shmob_drm_sys_interface_data sys;
unsigned int clk_div;
unsigned int flags;
};
--
2.34.1
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