[PATCH 01/18] media: platform: microchip: set maximum resolution for sam9x7

Balamanikandan Gunasundar
2025-10-09T15:54:05Z

The maximum resolution for sam9x7 is 2560x1920. And its is 3264x2464 for
sama7g5.

Signed-off-by: Balamanikandan Gunasundar <balamanikandan.gunasundar@microchip.com>
---
.../media/platform/microchip/microchip-sama7g5-isc.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/microchip/microchip-sama7g5-isc.c b/drivers/media/platform/microchip/microchip-sama7g5-isc.c
index b0302dfc3278..36c3f4ba1962 100644
--- a/drivers/media/platform/microchip/microchip-sama7g5-isc.c
+++ b/drivers/media/platform/microchip/microchip-sama7g5-isc.c
@@ -55,6 +55,9 @@
#define ISC_SAMA7G5_MAX_SUPPORT_WIDTH 3264
#define ISC_SAMA7G5_MAX_SUPPORT_HEIGHT 2464

+#define ISC_SAM9X7_MAX_SUPPORT_WIDTH 2560
+#define ISC_SAM9X7_MAX_SUPPORT_HEIGHT 1920
+
#define ISC_SAMA7G5_PIPELINE \
(WB_ENABLE | CFA_ENABLE | CC_ENABLE | GAM_ENABLES | CSC_ENABLE | \
CBC_ENABLE | SUB422_ENABLE | SUB420_ENABLE)
@@ -432,8 +435,13 @@ static int microchip_xisc_probe(struct platform_device *pdev)
isc->gamma_table = isc_sama7g5_gamma_table;
isc->gamma_max = 0;

- isc->max_width = ISC_SAMA7G5_MAX_SUPPORT_WIDTH;
- isc->max_height = ISC_SAMA7G5_MAX_SUPPORT_HEIGHT;
+ if ((of_machine_is_compatible("microchip,sam9x7"))) {
+ isc->max_width = ISC_SAM9X7_MAX_SUPPORT_WIDTH;
+ isc->max_height = ISC_SAM9X7_MAX_SUPPORT_HEIGHT;
+ } else {
+ isc->max_width = ISC_SAMA7G5_MAX_SUPPORT_WIDTH;
+ isc->max_height = ISC_SAMA7G5_MAX_SUPPORT_HEIGHT;
+ }

isc->config_dpc = isc_sama7g5_config_dpc;
isc->config_csc = isc_sama7g5_config_csc;
--
2.34.1