diff options
author | Claudiu Beznea <claudiu.beznea@microchip.com> | 2022-02-04 15:57:50 +0200 |
---|---|---|
committer | Petr Štetiar <ynezz@true.cz> | 2022-02-24 19:05:28 +0100 |
commit | e58cd453d58b20c6a6f34d3591640aa19aa14d25 (patch) | |
tree | a4fef5f5d79575a7a60b516482ee114c1dbc932e /target/linux/at91/patches-5.10/181-media-atmel-atmel-isc-create-an-adapt-pipeline-callb.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-5.10/181-media-atmel-atmel-isc-create-an-adapt-pipeline-callb.patch')
-rw-r--r-- | target/linux/at91/patches-5.10/181-media-atmel-atmel-isc-create-an-adapt-pipeline-callb.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/target/linux/at91/patches-5.10/181-media-atmel-atmel-isc-create-an-adapt-pipeline-callb.patch b/target/linux/at91/patches-5.10/181-media-atmel-atmel-isc-create-an-adapt-pipeline-callb.patch new file mode 100644 index 0000000000..66c70e4ca3 --- /dev/null +++ b/target/linux/at91/patches-5.10/181-media-atmel-atmel-isc-create-an-adapt-pipeline-callb.patch @@ -0,0 +1,98 @@ +From 8601f1fc0a9a22788bfa6369fbbf83b3828a5b42 Mon Sep 17 00:00:00 2001 +From: Eugen Hristev <eugen.hristev@microchip.com> +Date: Tue, 13 Apr 2021 12:57:23 +0200 +Subject: [PATCH 181/247] media: atmel: atmel-isc: create an adapt pipeline + callback for product specific + +Once the pipeline is set in the base code, create a callback that will adapt +the ISC pipeline to each product. +Create the adapt_pipeline callback that will be used in this fashion. + +[hverkuil: made isc_sama5d2_adapt_pipeline 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 | 4 ++++ + drivers/media/platform/atmel/atmel-isc.h | 5 +++++ + drivers/media/platform/atmel/atmel-sama5d2-isc.c | 11 +++++++++++ + 3 files changed, 20 insertions(+) + +diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c +index 90a62d43fdb1..7862d6bf850d 100644 +--- a/drivers/media/platform/atmel/atmel-isc-base.c ++++ b/drivers/media/platform/atmel/atmel-isc-base.c +@@ -1059,6 +1059,10 @@ static int isc_try_configure_pipeline(struct isc_device *isc) + default: + isc->try_config.bits_pipeline = 0x0; + } ++ ++ /* Tune the pipeline to product specific */ ++ isc->adapt_pipeline(isc); ++ + return 0; + } + +diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h +index b34737c09a5b..f59b2426ae74 100644 +--- a/drivers/media/platform/atmel/atmel-isc.h ++++ b/drivers/media/platform/atmel/atmel-isc.h +@@ -235,6 +235,9 @@ struct isc_reg_offsets { + * @config_ctrls: pointer to a functoin that initializes product + * specific v4l2 controls. + * ++ * @adapt_pipeline: pointer to a function that adapts the pipeline bits ++ * to the product specific pipeline ++ * + * @offsets: struct holding the product specific register offsets + * @controller_formats: pointer to the array of possible formats that the + * controller can output +@@ -320,6 +323,8 @@ struct isc_device { + + void (*config_ctrls)(struct isc_device *isc, + const struct v4l2_ctrl_ops *ops); ++ ++ void (*adapt_pipeline)(struct isc_device *isc); + }; + + struct isc_reg_offsets offsets; +diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c +index b8c1b57ed820..26c971a380ca 100644 +--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c ++++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c +@@ -54,6 +54,10 @@ + + #define ISC_CLK_MAX_DIV 255 + ++#define ISC_SAMA5D2_PIPELINE \ ++ (WB_ENABLE | CFA_ENABLE | CC_ENABLE | GAM_ENABLES | CSC_ENABLE | \ ++ CBC_ENABLE | SUB422_ENABLE | SUB420_ENABLE) ++ + /* This is a list of the formats that the ISC can *output* */ + static const struct isc_format sama5d2_controller_formats[] = { + { +@@ -257,6 +261,11 @@ static void isc_sama5d2_config_rlp(struct isc_device *isc) + ISC_RLP_CFG_MODE_MASK, rlp_mode); + } + ++static void isc_sama5d2_adapt_pipeline(struct isc_device *isc) ++{ ++ isc->try_config.bits_pipeline &= ISC_SAMA5D2_PIPELINE; ++} ++ + /* Gamma table with gamma 1/2.2 */ + static const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = { + /* 0 --> gamma 1/1.8 */ +@@ -431,6 +440,8 @@ static int atmel_isc_probe(struct platform_device *pdev) + isc->config_rlp = isc_sama5d2_config_rlp; + isc->config_ctrls = isc_sama5d2_config_ctrls; + ++ isc->adapt_pipeline = isc_sama5d2_adapt_pipeline; ++ + isc->offsets.csc = ISC_SAMA5D2_CSC_OFFSET; + isc->offsets.cbc = ISC_SAMA5D2_CBC_OFFSET; + isc->offsets.sub422 = ISC_SAMA5D2_SUB422_OFFSET; +-- +2.32.0 + |