diff options
| author | Ming Huang <huangming23@huawei.com> | 2017-09-12 09:59:11 +0800 |
|---|---|---|
| committer | Leif Lindholm <leif.lindholm@linaro.org> | 2017-10-05 13:53:16 +0100 |
| commit | 6238f8d09a7212cf3b43b51afbb9b2f18ac44f3f (patch) | |
| tree | 279c9c31a761def54fb6fd53e9e7fbf6449ed8b3 /Silicon/Hisilicon | |
| parent | a8aef961723b43cf7373d6e522fe47d13486ccf3 (diff) | |
| download | edk2-platforms-6238f8d09a7212cf3b43b51afbb9b2f18ac44f3f.tar.xz | |
D05/ACPI: Modify I2C device
1. Disable I2C0 device avoiding access conflict in OS, for it is used
by UEFI to access DS3231 RTC chip and provide time services;
2. Modify _HID of I2C2 for matching the string in OS driver;
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ming Huang <huangming23@huawei.com>
Signed-off-by: Heyi Guo <heyi.guo@linaro.org>
Reviewed-by: Graeme Gregory <graeme.gregory@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Diffstat (limited to 'Silicon/Hisilicon')
| -rw-r--r-- | Silicon/Hisilicon/Hi1616/D05AcpiTables/Dsdt/D05I2c.asl | 20 |
1 files changed, 1 insertions, 19 deletions
diff --git a/Silicon/Hisilicon/Hi1616/D05AcpiTables/Dsdt/D05I2c.asl b/Silicon/Hisilicon/Hi1616/D05AcpiTables/Dsdt/D05I2c.asl index eb906ef20b..3cc60d15dd 100644 --- a/Silicon/Hisilicon/Hi1616/D05AcpiTables/Dsdt/D05I2c.asl +++ b/Silicon/Hisilicon/Hi1616/D05AcpiTables/Dsdt/D05I2c.asl @@ -18,26 +18,8 @@ Scope(_SB)
{
- Device(I2C0) {
- Name(_HID, "APMC0D0F")
- Name(_CID, "APMC0D0F")
- Name(_CRS, ResourceTemplate() {
- Memory32Fixed(ReadWrite, 0xd00e0000, 0x10000)
- Interrupt(ResourceConsumer, Level, ActiveHigh, Exclusive, 0, "\\_SB.MBI6") { 705 }
- })
- Name (_DSD, Package () {
- ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
- Package () {
- Package () {"clock-frequency", 100000},
- Package () {"i2c-sda-falling-time-ns", 913},
- Package () {"i2c-scl-falling-time-ns", 303},
- Package () {"i2c-sda-hold-time-ns", 0x9c2},
- }
- })
- }
-
Device(I2C2) {
- Name(_HID, "APMC0D0F")
+ Name(_HID, "HISI02A1")
Name(_CID, "APMC0D0F")
Name(_CRS, ResourceTemplate() {
Memory32Fixed(ReadWrite, 0xd0100000, 0x10000)
|