[PATCH v2 08/19] video: mxsfb: add support for i.MXRT

Giulio Benetti giulio.benetti at benettiengineering.com
Sun Mar 22 23:44:24 CET 2020


Add support for i.MXRT by adding CONFIG_IMXRT in register structure and
adding .compatible = "fsl,imxrt-lcdif".

Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
---
 arch/arm/include/asm/arch-imxrt/imx-regs.h | 6 ++++++
 arch/arm/include/asm/mach-imx/regs-lcdif.h | 6 +++---
 drivers/video/mxsfb.c                      | 1 +
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/arch/arm/include/asm/arch-imxrt/imx-regs.h b/arch/arm/include/asm/arch-imxrt/imx-regs.h
index 4f1d439f6f..44c95dcd11 100644
--- a/arch/arm/include/asm/arch-imxrt/imx-regs.h
+++ b/arch/arm/include/asm/arch-imxrt/imx-regs.h
@@ -17,4 +17,10 @@
 
 #define ANATOP_BASE_ADDR	0x400d8000
 
+#define MXS_LCDIF_BASE		0x402b8000
+
+#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
+#include <asm/mach-imx/regs-lcdif.h>
+#endif
+
 #endif /* __ASM_ARCH_IMX_REGS_H__ */
diff --git a/arch/arm/include/asm/mach-imx/regs-lcdif.h b/arch/arm/include/asm/mach-imx/regs-lcdif.h
index b4c430a35c..5874638796 100644
--- a/arch/arm/include/asm/mach-imx/regs-lcdif.h
+++ b/arch/arm/include/asm/mach-imx/regs-lcdif.h
@@ -22,7 +22,7 @@ struct mxs_lcdif_regs {
 	defined(CONFIG_MX6SL) || defined(CONFIG_MX6SLL) || \
 	defined(CONFIG_MX6UL) || defined(CONFIG_MX6ULL) || \
 	defined(CONFIG_MX7) || defined(CONFIG_MX7ULP) || \
-	defined(CONFIG_IMX8M)
+	defined(CONFIG_IMX8M) || defined(CONFIG_IMXRT)
 	mxs_reg_32(hw_lcdif_ctrl2)		/* 0x20 */
 #endif
 	mxs_reg_32(hw_lcdif_transfer_count)	/* 0x20/0x30 */
@@ -49,7 +49,7 @@ struct mxs_lcdif_regs {
 	mxs_reg_32(hw_lcdif_csc_coeffctrl2)	/* 0x130 */
 	mxs_reg_32(hw_lcdif_csc_coeffctrl3)	/* 0x140 */
 	mxs_reg_32(hw_lcdif_csc_coeffctrl4)	/* 0x150 */
-	mxs_reg_32(hw_lcdif_csc_offset)	/* 0x160 */
+	mxs_reg_32(hw_lcdif_csc_offset)		/* 0x160 */
 	mxs_reg_32(hw_lcdif_csc_limit)		/* 0x170 */
 
 #if defined(CONFIG_MX23)
@@ -61,7 +61,7 @@ struct mxs_lcdif_regs {
 	defined(CONFIG_MX6SL) || defined(CONFIG_MX6SLL) || \
 	defined(CONFIG_MX6UL) || defined(CONFIG_MX6ULL) || \
 	defined(CONFIG_MX7) || defined(CONFIG_MX7ULP) || \
-	defined(CONFIG_IMX8M)
+	defined(CONFIG_IMX8M) || defined(CONFIG_IMXRT)
 	mxs_reg_32(hw_lcdif_crc_stat)		/* 0x1a0 */
 #endif
 	mxs_reg_32(hw_lcdif_lcdif_stat)		/* 0x1d0/0x1b0 */
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index f21f8247d9..6826ba3d1b 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -440,6 +440,7 @@ static const struct udevice_id mxs_video_ids[] = {
 	{ .compatible = "fsl,imx23-lcdif" },
 	{ .compatible = "fsl,imx28-lcdif" },
 	{ .compatible = "fsl,imx7ulp-lcdif" },
+	{ .compatible = "fsl,imxrt-lcdif" },
 	{ /* sentinel */ }
 };
 
-- 
2.20.1



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