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| 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-5.10/172-media-atmel-atmel-isc-add-his_entry-to-register-offs.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-5.10/172-media-atmel-atmel-isc-add-his_entry-to-register-offs.patch')
| -rw-r--r-- | target/linux/at91/patches-5.10/172-media-atmel-atmel-isc-add-his_entry-to-register-offs.patch | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/target/linux/at91/patches-5.10/172-media-atmel-atmel-isc-add-his_entry-to-register-offs.patch b/target/linux/at91/patches-5.10/172-media-atmel-atmel-isc-add-his_entry-to-register-offs.patch new file mode 100644 index 0000000000..dd5118ed2a --- /dev/null +++ b/target/linux/at91/patches-5.10/172-media-atmel-atmel-isc-add-his_entry-to-register-offs.patch @@ -0,0 +1,82 @@ +From bce46a8a620a796ca3cfe5bff61baf6744074986 Mon Sep 17 00:00:00 2001 +From: Eugen Hristev <eugen.hristev@microchip.com> +Date: Tue, 13 Apr 2021 12:57:14 +0200 +Subject: [PATCH 172/247] media: atmel: atmel-isc: add his_entry to register + offsets + +Add his_entry to the reg offsets struct. +This will allow different products to have a different reg offset for this +particular module. + +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 | 3 ++- + drivers/media/platform/atmel/atmel-isc-regs.h | 2 ++ + drivers/media/platform/atmel/atmel-isc.h | 2 ++ + drivers/media/platform/atmel/atmel-sama5d2-isc.c | 1 + + 4 files changed, 7 insertions(+), 1 deletion(-) + +diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c +index e010429fc44d..cfe60b2882ac 100644 +--- a/drivers/media/platform/atmel/atmel-isc-base.c ++++ b/drivers/media/platform/atmel/atmel-isc-base.c +@@ -1684,7 +1684,8 @@ static void isc_hist_count(struct isc_device *isc, u32 *min, u32 *max) + *min = 0; + *max = HIST_ENTRIES; + +- regmap_bulk_read(regmap, ISC_HIS_ENTRY, hist_entry, HIST_ENTRIES); ++ regmap_bulk_read(regmap, ISC_HIS_ENTRY + isc->offsets.his_entry, ++ hist_entry, HIST_ENTRIES); + + *hist_count = 0; + /* +diff --git a/drivers/media/platform/atmel/atmel-isc-regs.h b/drivers/media/platform/atmel/atmel-isc-regs.h +index 344668dcfcf4..a15c13e1a833 100644 +--- a/drivers/media/platform/atmel/atmel-isc-regs.h ++++ b/drivers/media/platform/atmel/atmel-isc-regs.h +@@ -300,6 +300,8 @@ + /* Version Register */ + #define ISC_VERSION 0x0000040c + ++/* Offset for version register specific to sama5d2 product */ ++#define ISC_SAMA5D2_HIS_ENTRY_OFFSET 0 + /* Histogram Entry */ + #define ISC_HIS_ENTRY 0x00000410 + +diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h +index 13ee19d99c2e..513b2b920b1f 100644 +--- a/drivers/media/platform/atmel/atmel-isc.h ++++ b/drivers/media/platform/atmel/atmel-isc.h +@@ -153,6 +153,7 @@ struct isc_ctrls { + * @his: Offset for the HIS related registers + * @dma: Offset for the DMA related registers + * @version: Offset for the version register ++ * @his_entry: Offset for the HIS entries registers + */ + struct isc_reg_offsets { + u32 csc; +@@ -163,6 +164,7 @@ struct isc_reg_offsets { + u32 his; + u32 dma; + u32 version; ++ u32 his_entry; + }; + + /* +diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c +index aebf38dde2d2..ed575eb3726d 100644 +--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c ++++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c +@@ -260,6 +260,7 @@ static int atmel_isc_probe(struct platform_device *pdev) + isc->offsets.his = ISC_SAMA5D2_HIS_OFFSET; + isc->offsets.dma = ISC_SAMA5D2_DMA_OFFSET; + isc->offsets.version = ISC_SAMA5D2_VERSION_OFFSET; ++ isc->offsets.his_entry = ISC_SAMA5D2_HIS_ENTRY_OFFSET; + + /* sama5d2-isc - 8 bits per beat */ + isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8; +-- +2.32.0 + |