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author | Claudiu Beznea <claudiu.beznea@microchip.com> | 2022-02-04 15:57:50 +0200 |
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committer | Petr Štetiar <ynezz@true.cz> | 2022-02-24 19:05:28 +0100 |
commit | e58cd453d58b20c6a6f34d3591640aa19aa14d25 (patch) | |
tree | a4fef5f5d79575a7a60b516482ee114c1dbc932e /target/linux/at91/patches-5.10/177-media-atmel-atmel-isc-create-callback-for-DPC-submod.patch | |
parent | 3ed992a99630457f660761ce199e3d2a00f06168 (diff) | |
download | upstream-e58cd453d58b20c6a6f34d3591640aa19aa14d25.tar.gz upstream-e58cd453d58b20c6a6f34d3591640aa19aa14d25.tar.bz2 upstream-e58cd453d58b20c6a6f34d3591640aa19aa14d25.zip |
at91: add kernel support for sama7g5 soc
Add kernel support for SAMA7G5 by back-porting mainline kernel patches.
Among SAMA7G5 features could be remembered:
- ARM Cortex-A7
- double data rate multi-port dynamic RAM controller supporting DDR2,
DDR3, DDR3L, LPDDR2, LPDDR3 up to 533MHz
- peripherals for audio, video processing
- 1 gigabit + 1 megabit Ethernet controllers
- 6 CAN controllers
- trust zone support
- DVFS for CPU
- criptography IPs
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Diffstat (limited to 'target/linux/at91/patches-5.10/177-media-atmel-atmel-isc-create-callback-for-DPC-submod.patch')
-rw-r--r-- | target/linux/at91/patches-5.10/177-media-atmel-atmel-isc-create-callback-for-DPC-submod.patch | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/target/linux/at91/patches-5.10/177-media-atmel-atmel-isc-create-callback-for-DPC-submod.patch b/target/linux/at91/patches-5.10/177-media-atmel-atmel-isc-create-callback-for-DPC-submod.patch new file mode 100644 index 0000000000..466ddb97b9 --- /dev/null +++ b/target/linux/at91/patches-5.10/177-media-atmel-atmel-isc-create-callback-for-DPC-submod.patch @@ -0,0 +1,84 @@ +From d53eb90044c19ba22b51978fcb007d9b5200b83a Mon Sep 17 00:00:00 2001 +From: Eugen Hristev <eugen.hristev@microchip.com> +Date: Tue, 13 Apr 2021 12:57:19 +0200 +Subject: [PATCH 177/247] media: atmel: atmel-isc: create callback for DPC + submodule product specific + +The DPC submodule is a part of the atmel-isc pipeline, and stands for +Defective Pixel Correction. Its purpose is to detect defective pixels and +correct them if possible with the help of adjacent pixels. +Create a product specific callback for initializing the DPC submodule +of the pipeline. +For sama5d2 product, this module does not exist, thus this function is a noop. + +[hverkuil: made isc_sama5d2_config_dpc static] + +Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com> +Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> +Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> +--- + drivers/media/platform/atmel/atmel-isc-base.c | 1 + + drivers/media/platform/atmel/atmel-isc.h | 3 +++ + drivers/media/platform/atmel/atmel-sama5d2-isc.c | 6 ++++++ + 3 files changed, 10 insertions(+) + +diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c +index 8ed8b8a4840c..777a5dc19d6e 100644 +--- a/drivers/media/platform/atmel/atmel-isc-base.c ++++ b/drivers/media/platform/atmel/atmel-isc-base.c +@@ -659,6 +659,7 @@ static void isc_set_pipeline(struct isc_device *isc, u32 pipeline) + regmap_bulk_write(regmap, ISC_GAM_GENTRY, gamma, GAMMA_ENTRIES); + regmap_bulk_write(regmap, ISC_GAM_RENTRY, gamma, GAMMA_ENTRIES); + ++ isc->config_dpc(isc); + isc->config_csc(isc); + isc->config_cbc(isc); + isc->config_cc(isc); +diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h +index 428419d5a07d..2f093dc968cd 100644 +--- a/drivers/media/platform/atmel/atmel-isc.h ++++ b/drivers/media/platform/atmel/atmel-isc.h +@@ -220,6 +220,8 @@ struct isc_reg_offsets { + * @max_width: maximum frame width, dependent on the internal RAM + * @max_height: maximum frame height, dependent on the internal RAM + * ++ * @config_dpc: pointer to a function that initializes product ++ * specific DPC module + * @config_csc: pointer to a function that initializes product + * specific CSC module + * @config_cbc: pointer to a function that initializes product +@@ -299,6 +301,7 @@ struct isc_device { + u32 max_height; + + struct { ++ void (*config_dpc)(struct isc_device *isc); + void (*config_csc)(struct isc_device *isc); + void (*config_cbc)(struct isc_device *isc); + void (*config_cc)(struct isc_device *isc); +diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c +index 7512012cd9f3..84d1bf3305f2 100644 +--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c ++++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c +@@ -107,6 +107,11 @@ static void isc_sama5d2_config_ctrls(struct isc_device *isc, + v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, -2048, 2047, 1, 256); + } + ++static void isc_sama5d2_config_dpc(struct isc_device *isc) ++{ ++ /* This module is not present on sama5d2 pipeline */ ++} ++ + /* Gamma table with gamma 1/2.2 */ + static const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = { + /* 0 --> gamma 1/1.8 */ +@@ -273,6 +278,7 @@ static int atmel_isc_probe(struct platform_device *pdev) + isc->max_width = ISC_SAMA5D2_MAX_SUPPORT_WIDTH; + isc->max_height = ISC_SAMA5D2_MAX_SUPPORT_HEIGHT; + ++ isc->config_dpc = isc_sama5d2_config_dpc; + isc->config_csc = isc_sama5d2_config_csc; + isc->config_cbc = isc_sama5d2_config_cbc; + isc->config_cc = isc_sama5d2_config_cc; +-- +2.32.0 + |