| Message ID | 1449782357-22982-2-git-send-email-lho@apm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Thu, 2015-12-10 at 14:19 -0700, Loc Ho wrote: > Add APM X-Gene ACPI I2C device support by hooks into existent > ACPI apd driver. To fully enable support, require another > patch to add the X-Gene ACPI node into the DW I2C driver. > > Signed-off-by: Loc Ho <lho@apm.com> > --- > drivers/acpi/acpi_apd.c | 16 +++++++++++++++- > 1 files changed, 15 insertions(+), 1 deletions(-) > > diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c > index a450e7a..d507cf6 100644 > --- a/drivers/acpi/acpi_apd.c > +++ b/drivers/acpi/acpi_apd.c > @@ -51,7 +51,7 @@ struct apd_private_data { > const struct apd_device_desc *dev_desc; > }; > > -#ifdef CONFIG_X86_AMD_PLATFORM_DEVICE > +#if defined(CONFIG_X86_AMD_PLATFORM_DEVICE) || defined(CONFIG_ARM64) > #define APD_ADDR(desc) ((unsigned long)&desc) > > static int acpi_apd_setup(struct apd_private_data *pdata) > @@ -71,6 +71,7 @@ static int acpi_apd_setup(struct apd_private_data *pdata) > return 0; > } > > +#ifdef CONFIG_X86_AMD_PLATFORM_DEVICE > static struct apd_device_desc cz_i2c_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 133000000, > @@ -80,6 +81,14 @@ static struct apd_device_desc cz_uart_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 48000000, > }; > +#endif > + > +#ifdef CONFIG_ARM64 > +static struct apd_device_desc xgene_i2c_desc = { > + .setup = acpi_apd_setup, > + .fixed_clk_rate = 100000000, > +}; > +#endif > > #else > > @@ -132,9 +141,14 @@ static int acpi_apd_create_device(struct acpi_device *adev, > > static const struct acpi_device_id acpi_apd_device_ids[] = { > /* Generic apd devices */ > +#ifdef CONFIG_X86_AMD_PLATFORM_DEVICE > { "AMD0010", APD_ADDR(cz_i2c_desc) }, > { "AMD0020", APD_ADDR(cz_uart_desc) }, > { "AMD0030", }, > +#endif > +#ifdef CONFIG_ARM64 > + { "APMC0D0F", APD_ADDR(xgene_i2c_desc) }, > +#endif > { } > }; > Reviewed-by: Ken Xue <Ken.Xue@amd.com>
diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c index a450e7a..d507cf6 100644 --- a/drivers/acpi/acpi_apd.c +++ b/drivers/acpi/acpi_apd.c @@ -51,7 +51,7 @@ struct apd_private_data { const struct apd_device_desc *dev_desc; }; -#ifdef CONFIG_X86_AMD_PLATFORM_DEVICE +#if defined(CONFIG_X86_AMD_PLATFORM_DEVICE) || defined(CONFIG_ARM64) #define APD_ADDR(desc) ((unsigned long)&desc) static int acpi_apd_setup(struct apd_private_data *pdata) @@ -71,6 +71,7 @@ static int acpi_apd_setup(struct apd_private_data *pdata) return 0; } +#ifdef CONFIG_X86_AMD_PLATFORM_DEVICE static struct apd_device_desc cz_i2c_desc = { .setup = acpi_apd_setup, .fixed_clk_rate = 133000000, @@ -80,6 +81,14 @@ static struct apd_device_desc cz_uart_desc = { .setup = acpi_apd_setup, .fixed_clk_rate = 48000000, }; +#endif + +#ifdef CONFIG_ARM64 +static struct apd_device_desc xgene_i2c_desc = { + .setup = acpi_apd_setup, + .fixed_clk_rate = 100000000, +}; +#endif #else @@ -132,9 +141,14 @@ static int acpi_apd_create_device(struct acpi_device *adev, static const struct acpi_device_id acpi_apd_device_ids[] = { /* Generic apd devices */ +#ifdef CONFIG_X86_AMD_PLATFORM_DEVICE { "AMD0010", APD_ADDR(cz_i2c_desc) }, { "AMD0020", APD_ADDR(cz_uart_desc) }, { "AMD0030", }, +#endif +#ifdef CONFIG_ARM64 + { "APMC0D0F", APD_ADDR(xgene_i2c_desc) }, +#endif { } };
Add APM X-Gene ACPI I2C device support by hooks into existent ACPI apd driver. To fully enable support, require another patch to add the X-Gene ACPI node into the DW I2C driver. Signed-off-by: Loc Ho <lho@apm.com> --- drivers/acpi/acpi_apd.c | 16 +++++++++++++++- 1 files changed, 15 insertions(+), 1 deletions(-)