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authorDurai Manickam KR <durai.manickamkr@microchip.com>2024-04-24 11:03:45 +0530
committerSam Ravnborg <sam@ravnborg.org>2024-05-30 15:44:05 +0200
commit73fc975318e0ab3385c5b3372c7b296ae58c8d6b (patch)
tree53ecd0402c1cfe791ee048cab33cc755fab2f846
parentaa71584b323acf62f42844e4f1b4d472b7958a0b (diff)
drm: atmel-hlcdc: Define XLCDC specific registers
The register address of the XLCDC IP used in SAM9X7 SoC family are different from the previous HLCDC. Defining those address space with valid macros. Signed-off-by: Durai Manickam KR <durai.manickamkr@microchip.com> [manikandan.m@microchip.com: Remove unused macro definitions] Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com> Acked-by: Lee Jones <lee@kernel.org> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20240424053351.589830-3-manikandan.m@microchip.com
-rw-r--r--drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h42
-rw-r--r--include/linux/mfd/atmel-hlcdc.h10
2 files changed, 52 insertions, 0 deletions
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h
index d0ecf0f58cce..c32e5c8809d7 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h
@@ -15,6 +15,7 @@
#include <drm/drm_plane.h>
+/* LCD controller common registers */
#define ATMEL_HLCDC_LAYER_CHER 0x0
#define ATMEL_HLCDC_LAYER_CHDR 0x4
#define ATMEL_HLCDC_LAYER_CHSR 0x8
@@ -128,6 +129,47 @@
#define ATMEL_HLCDC_MAX_LAYERS 6
+/* XLCDC controller specific registers */
+#define ATMEL_XLCDC_LAYER_ENR 0x10
+#define ATMEL_XLCDC_LAYER_EN BIT(0)
+
+#define ATMEL_XLCDC_LAYER_IER 0x0
+#define ATMEL_XLCDC_LAYER_IDR 0x4
+#define ATMEL_XLCDC_LAYER_ISR 0xc
+#define ATMEL_XLCDC_LAYER_OVR_IRQ(p) BIT(2 + (8 * (p)))
+
+#define ATMEL_XLCDC_LAYER_PLANE_ADDR(p) (((p) * 0x4) + 0x18)
+
+#define ATMEL_XLCDC_LAYER_DMA_CFG 0
+
+#define ATMEL_XLCDC_LAYER_DMA BIT(0)
+#define ATMEL_XLCDC_LAYER_REP BIT(1)
+#define ATMEL_XLCDC_LAYER_DISCEN BIT(4)
+
+#define ATMEL_XLCDC_LAYER_SFACTC_A0_MULT_AS (4 << 6)
+#define ATMEL_XLCDC_LAYER_SFACTA_ONE BIT(9)
+#define ATMEL_XLCDC_LAYER_DFACTC_M_A0_MULT_AS (6 << 11)
+#define ATMEL_XLCDC_LAYER_DFACTA_ONE BIT(14)
+
+#define ATMEL_XLCDC_LAYER_A0_SHIFT 16
+#define ATMEL_XLCDC_LAYER_A0(x) \
+ ((x) << ATMEL_XLCDC_LAYER_A0_SHIFT)
+
+#define ATMEL_XLCDC_LAYER_VSCALER_LUMA_ENABLE BIT(0)
+#define ATMEL_XLCDC_LAYER_VSCALER_CHROMA_ENABLE BIT(1)
+#define ATMEL_XLCDC_LAYER_HSCALER_LUMA_ENABLE BIT(4)
+#define ATMEL_XLCDC_LAYER_HSCALER_CHROMA_ENABLE BIT(5)
+
+#define ATMEL_XLCDC_LAYER_VXSYCFG_ONE BIT(0)
+#define ATMEL_XLCDC_LAYER_VXSYTAP2_ENABLE BIT(4)
+#define ATMEL_XLCDC_LAYER_VXSCCFG_ONE BIT(16)
+#define ATMEL_XLCDC_LAYER_VXSCTAP2_ENABLE BIT(20)
+
+#define ATMEL_XLCDC_LAYER_HXSYCFG_ONE BIT(0)
+#define ATMEL_XLCDC_LAYER_HXSYTAP2_ENABLE BIT(4)
+#define ATMEL_XLCDC_LAYER_HXSCCFG_ONE BIT(16)
+#define ATMEL_XLCDC_LAYER_HXSCTAP2_ENABLE BIT(20)
+
/**
* Atmel HLCDC Layer registers layout structure
*
diff --git a/include/linux/mfd/atmel-hlcdc.h b/include/linux/mfd/atmel-hlcdc.h
index a186119a49b5..80d675a03b39 100644
--- a/include/linux/mfd/atmel-hlcdc.h
+++ b/include/linux/mfd/atmel-hlcdc.h
@@ -22,6 +22,8 @@
#define ATMEL_HLCDC_DITHER BIT(6)
#define ATMEL_HLCDC_DISPDLY BIT(7)
#define ATMEL_HLCDC_MODE_MASK GENMASK(9, 8)
+#define ATMEL_XLCDC_MODE_MASK GENMASK(10, 8)
+#define ATMEL_XLCDC_DPI BIT(11)
#define ATMEL_HLCDC_PP BIT(10)
#define ATMEL_HLCDC_VSPSU BIT(12)
#define ATMEL_HLCDC_VSPHO BIT(13)
@@ -34,6 +36,12 @@
#define ATMEL_HLCDC_IDR 0x30
#define ATMEL_HLCDC_IMR 0x34
#define ATMEL_HLCDC_ISR 0x38
+#define ATMEL_XLCDC_ATTRE 0x3c
+
+#define ATMEL_XLCDC_BASE_UPDATE BIT(0)
+#define ATMEL_XLCDC_OVR1_UPDATE BIT(1)
+#define ATMEL_XLCDC_OVR3_UPDATE BIT(2)
+#define ATMEL_XLCDC_HEO_UPDATE BIT(3)
#define ATMEL_HLCDC_CLKPOL BIT(0)
#define ATMEL_HLCDC_CLKSEL BIT(2)
@@ -48,6 +56,8 @@
#define ATMEL_HLCDC_DISP BIT(2)
#define ATMEL_HLCDC_PWM BIT(3)
#define ATMEL_HLCDC_SIP BIT(4)
+#define ATMEL_XLCDC_SD BIT(5)
+#define ATMEL_XLCDC_CM BIT(6)
#define ATMEL_HLCDC_SOF BIT(0)
#define ATMEL_HLCDC_SYNCDIS BIT(1)