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* [PATCH v2] i2c: designware: Add a new ACPI HID for GOOG5000 I2C controller
@ 2026-03-26 20:04 Moritz Fischer
  2026-03-27  9:21 ` Andy Shevchenko
  2026-03-27 13:22 ` Andi Shyti
  0 siblings, 2 replies; 3+ messages in thread
From: Moritz Fischer @ 2026-03-26 20:04 UTC (permalink / raw)
  To: linux-i2c, andi.shyti
  Cc: linux-kernel, mdf, ovt, Moritz Fischer, Mika Westerberg,
	Andy Shevchenko, Jan Dabros

Define a new ACPI HID for GOOG5000 as used on Google Axion.

This has been validated on Silicon.

Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Moritz Fischer <moritzf@google.com>
---
 drivers/i2c/busses/i2c-designware-platdrv.c | 1 +
 1 file changed, 1 insertion(+)

---

Changelog from v1:
- Added Mika's Acked-by

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Jan Dabros <jsd@semihalf.com>

A DSDT excerpt is here:
    Device (I2C0)                                                                                                                                                                            
    {                                                                                                                                                                                        
      Name (_HID, "GOOG5000")                                                                                                                                                                
      Name (_UID, 0x00)                                                                                                                                                                      
      Method (_STA) {                                                                                                                                                                        
        Return (0xf)                                                                                                                                                                         
      }                                                                                                                                                                                      
      Name (_CRS, ResourceTemplate ()                                                                                                                                                        
      {                                                                                                                                                                                      
        QWordMemory (                                                                                                                                                                        
          ResourceProducer,                                                                                                                                                                  
          PosDecode,                                                                                                                                                                         
          MinFixed,                                                                                                                                                                          
          MaxFixed,                                                                                                                                                                          
          NonCacheable,                                                                                                                                                                      
          ReadWrite,                                                                                                                                                                         
          0x0,                                                                                                                                                                               
          0xA02048000,                                                                                                                                                                       
          0xA020480FF,                                                                                                                                                                       
          0x000000000,                                                                                                                                                                       
          0x000000100                                                                                                                                                                        
        )                                                                                                                                                                                    
        Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive)                                                                                                                           
      {                                                                                                                                                                                      
          109                                                                                                                                                                                
        }                                                                                                                                                                                    
      })                                                                                                                                                                                     
      ...                                                                                                                                                                                    
    }                                                                                                                                                                                        
                                                                                                                                                                                             
This is being used by SoCs powering Google's Axion product line.   

diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 426ffec06e22..3351c4a9ef11 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -268,6 +268,7 @@ static const struct acpi_device_id dw_i2c_acpi_match[] = {
 	{ "AMDI0510", 0 },
 	{ "APMC0D0F", 0 },
 	{ "FUJI200B", 0 },
+	{ "GOOG5000", 0 },
 	{ "HISI02A1", 0 },
 	{ "HISI02A2", 0 },
 	{ "HISI02A3", 0 },
-- 
2.53.0.1018.g2bb0e51243-goog


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] i2c: designware: Add a new ACPI HID for GOOG5000 I2C controller
  2026-03-26 20:04 [PATCH v2] i2c: designware: Add a new ACPI HID for GOOG5000 I2C controller Moritz Fischer
@ 2026-03-27  9:21 ` Andy Shevchenko
  2026-03-27 13:22 ` Andi Shyti
  1 sibling, 0 replies; 3+ messages in thread
From: Andy Shevchenko @ 2026-03-27  9:21 UTC (permalink / raw)
  To: Moritz Fischer
  Cc: linux-i2c, andi.shyti, linux-kernel, mdf, ovt, Mika Westerberg,
	Jan Dabros

On Thu, Mar 26, 2026 at 08:04:51PM +0000, Moritz Fischer wrote:
> Define a new ACPI HID for GOOG5000 as used on Google Axion.
> 
> This has been validated on Silicon.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

-- 
With Best Regards,
Andy Shevchenko



^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] i2c: designware: Add a new ACPI HID for GOOG5000 I2C controller
  2026-03-26 20:04 [PATCH v2] i2c: designware: Add a new ACPI HID for GOOG5000 I2C controller Moritz Fischer
  2026-03-27  9:21 ` Andy Shevchenko
@ 2026-03-27 13:22 ` Andi Shyti
  1 sibling, 0 replies; 3+ messages in thread
From: Andi Shyti @ 2026-03-27 13:22 UTC (permalink / raw)
  To: Moritz Fischer
  Cc: linux-i2c, linux-kernel, mdf, ovt, Mika Westerberg,
	Andy Shevchenko, Jan Dabros

Hi Moritz,

On Thu, Mar 26, 2026 at 08:04:51PM +0000, Moritz Fischer wrote:
> Define a new ACPI HID for GOOG5000 as used on Google Axion.
> 
> This has been validated on Silicon.
> 
> Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
> Signed-off-by: Moritz Fischer <moritzf@google.com>

merged to i2c/i2c-host.

Thanks,
Andi

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2026-03-27 13:22 UTC | newest]

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2026-03-26 20:04 [PATCH v2] i2c: designware: Add a new ACPI HID for GOOG5000 I2C controller Moritz Fischer
2026-03-27  9:21 ` Andy Shevchenko
2026-03-27 13:22 ` Andi Shyti

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