From mboxrd@z Thu Jan 1 00:00:00 1970 From: Loc Ho Subject: [PATCH 1/2] acpi:apd: Add APM X-Gene ACPI I2C device support Date: Mon, 7 Dec 2015 17:16:13 -0700 Message-ID: <1449533774-22672-2-git-send-email-lho@apm.com> References: <1449533774-22672-1-git-send-email-lho@apm.com> Return-path: In-Reply-To: <1449533774-22672-1-git-send-email-lho@apm.com> Sender: linux-i2c-owner@vger.kernel.org To: wsa@the-dreams.de, Ken.Xue@amd.com, Jeff.Wu@amd.com, rjw@rjwysocki.net, mika.westerberg@linux.intel.com, lenb@kernel.org Cc: linux-i2c@vger.kernel.org, linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, jcm@redhat.com, patches@apm.com, Loc Ho List-Id: linux-acpi@vger.kernel.org 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 --- drivers/acpi/acpi_apd.c | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-) diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c index a450e7a..6a9cb8d 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) @@ -76,6 +76,11 @@ static struct apd_device_desc cz_i2c_desc = { .fixed_clk_rate = 133000000, }; +static struct apd_device_desc xgene_i2c_desc = { + .setup = acpi_apd_setup, + .fixed_clk_rate = 100000000, +}; + static struct apd_device_desc cz_uart_desc = { .setup = acpi_apd_setup, .fixed_clk_rate = 48000000, @@ -135,6 +140,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = { { "AMD0010", APD_ADDR(cz_i2c_desc) }, { "AMD0020", APD_ADDR(cz_uart_desc) }, { "AMD0030", }, + { "APMC0D0F", APD_ADDR(xgene_i2c_desc) }, { } }; -- 1.7.1