diff mbox

i2c: designware: Add clock frequency for future AMD I2C controller

Message ID 0e262a14-4483-7983-7341-703c8b4d7fd6@amd.com (mailing list archive)
State Accepted, archived
Delegated to: Rafael Wysocki
Headers show

Commit Message

Nehal-bakulchandra Shah Oct. 19, 2016, 9 a.m. UTC
This patch supports 150 Mhz i2c clock frequency for Designware ip of future AMD I2C controller.

Reviewed-by: S-k, Shyam-sundar <Shyam-sundar.S-k@amd.com>
Signed-off-by: Shah, Nehal-bakulchandra <Nehal-bakulchandra.Shah@amd.com>
---
 drivers/acpi/acpi_apd.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

Comments

Rafael J. Wysocki Nov. 14, 2016, 12:15 a.m. UTC | #1
On Wednesday, October 19, 2016 02:30:32 PM Nehal Shah wrote:
> This patch supports 150 Mhz i2c clock frequency for Designware ip of future AMD I2C controller.
> 
> Reviewed-by: S-k, Shyam-sundar <Shyam-sundar.S-k@amd.com>
> Signed-off-by: Shah, Nehal-bakulchandra <Nehal-bakulchandra.Shah@amd.com>
> ---
>  drivers/acpi/acpi_apd.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
> index d58fbf7..5ec7f3a 100644
> --- a/drivers/acpi/acpi_apd.c
> +++ b/drivers/acpi/acpi_apd.c
> @@ -77,6 +77,11 @@ static const struct apd_device_desc cz_i2c_desc = {
>      .fixed_clk_rate = 133000000,
>  };
>  
> +static const struct apd_device_desc wt_i2c_desc = {
> +    .setup = acpi_apd_setup,
> +    .fixed_clk_rate = 150000000,
> +};
> +
>  static struct property_entry uart_properties[] = {
>      PROPERTY_ENTRY_U32("reg-io-width", 4),
>      PROPERTY_ENTRY_U32("reg-shift", 2),
> @@ -162,7 +167,7 @@ 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) },
> -    { "AMDI0010", APD_ADDR(cz_i2c_desc) },
> +    { "AMDI0010", APD_ADDR(wt_i2c_desc) },
>      { "AMD0020", APD_ADDR(cz_uart_desc) },
>      { "AMDI0020", APD_ADDR(cz_uart_desc) },
>      { "AMD0030", },
> 

Applied.

Thanks,
Rafael

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diff mbox

Patch

diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index d58fbf7..5ec7f3a 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -77,6 +77,11 @@  static const struct apd_device_desc cz_i2c_desc = {
     .fixed_clk_rate = 133000000,
 };
 
+static const struct apd_device_desc wt_i2c_desc = {
+    .setup = acpi_apd_setup,
+    .fixed_clk_rate = 150000000,
+};
+
 static struct property_entry uart_properties[] = {
     PROPERTY_ENTRY_U32("reg-io-width", 4),
     PROPERTY_ENTRY_U32("reg-shift", 2),
@@ -162,7 +167,7 @@  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) },
-    { "AMDI0010", APD_ADDR(cz_i2c_desc) },
+    { "AMDI0010", APD_ADDR(wt_i2c_desc) },
     { "AMD0020", APD_ADDR(cz_uart_desc) },
     { "AMDI0020", APD_ADDR(cz_uart_desc) },
     { "AMD0030", },