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Apr 2026 18:49:19.3050\n (UTC)","X-MS-Exchange-CrossTenant-Network-Message-Id":"\n 1e46528d-bbb9-4842-373e-08de94d66065","X-MS-Exchange-CrossTenant-Id":"e5e7e96e-8a28-45d6-9093-a40dd5b51a57","X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp":"\n TenantId=e5e7e96e-8a28-45d6-9093-a40dd5b51a57;Ip=[2a01:4f8:a0:13df::219];Helo=[hz-deliver01.de.seppmail.cloud]","X-MS-Exchange-CrossTenant-AuthSource":"\n\tDB1PEPF000509EE.eurprd03.prod.outlook.com","X-MS-Exchange-CrossTenant-AuthAs":"Anonymous","X-MS-Exchange-CrossTenant-FromEntityHeader":"HybridOnPrem"},"content":"Instead of replacing the register type with gpio_chip_reg, it is better\nto extend the structure by adding dedicated fields for I/O port\nregisters.\n\nThis ensures compatibility with memory-mapped devices.\n\nSigned-off-by: Jose Javier Rodriguez Barbarin \n---\n include/linux/gpio/generic.h | 10 ++++++++++\n 1 file changed, 10 insertions(+)","diff":"diff --git a/include/linux/gpio/generic.h b/include/linux/gpio/generic.h\nindex 87c624070901..9a71a8fbe56e 100644\n--- a/include/linux/gpio/generic.h\n+++ b/include/linux/gpio/generic.h\n@@ -43,6 +43,11 @@ struct device;\n * assumed that setting a line to 1 in this register will turn that\n * line into an input line. Conversely, setting the line to 0 will\n * turn that line into an output.\n+ * @dat_port: Port-mapped counterpart of @dat.\n+ * @set_port: Port-mapped counterpart of @set.\n+ * @clr_port: Port-mapped counterpart of @clr.\n+ * @dirout_port: Port-mapped counterpart of @dirout.\n+ * @dirin_port: Port-mapped counterpart of @dirin.\n * @flags: Different flags that will affect the behaviour of the device, such\n * as endianness etc.\n */\n@@ -54,6 +59,11 @@ struct gpio_generic_chip_config {\n \tvoid __iomem *clr;\n \tvoid __iomem *dirout;\n \tvoid __iomem *dirin;\n+\tunsigned long dat_port;\n+\tunsigned long set_port;\n+\tunsigned long clr_port;\n+\tunsigned long dirout_port;\n+\tunsigned long dirin_port;\n \tunsigned long flags;\n };\n \n","prefixes":["RFC","2/5"]}