From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kishon Vijay Abraham I Subject: [PATCH 10/16] mmc: host: omap_hsmmc: Add new compatible string to support dra7 Date: Fri, 16 Jun 2017 18:15:38 +0530 Message-ID: <20170616124544.15046-11-kishon@ti.com> References: <20170616124544.15046-1-kishon@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20170616124544.15046-1-kishon@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Ulf Hansson , Rob Herring , Tony Lindgren , nsekhar@ti.com Cc: Russell King , Ravikumar Kattekola , linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kishon@ti.com List-Id: linux-omap@vger.kernel.org Add a new compatible string "ti,dra7-hsmmc" to support dra7 and dra72 controllers. Also create a new controller flag "OMAP_HSMMC_REQUIRE_IODELAY" to specify all controllers that use "ti,dra7-hsmmc" require iodealy configuration to be set. Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Sekhar Nori Acked-by: Rob Herring --- Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt | 1 + drivers/mmc/host/omap_hsmmc.c | 10 ++++++++++ include/linux/platform_data/hsmmc-omap.h | 1 + 3 files changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt b/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt index 74166a0d460d..258e25af10f7 100644 --- a/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt +++ b/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt @@ -12,6 +12,7 @@ Required properties: Should be "ti,omap3-hsmmc", for OMAP3 controllers Should be "ti,omap3-pre-es3-hsmmc" for OMAP3 controllers pre ES3.0 Should be "ti,omap4-hsmmc", for OMAP4 controllers + Should be "ti,dra7-hsmmc", for dra7 and dra72 controllers Should be "ti,am33xx-hsmmc", for AM335x controllers - ti,hwmods: Must be "mmc", n is controller instance starting 1 diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index d797224152ac..9d59fe611498 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -2302,6 +2302,12 @@ static const struct omap_mmc_of_data am33xx_mmc_of_data = { .controller_flags = OMAP_HSMMC_SWAKEUP_MISSING, }; +static const struct omap_mmc_of_data dra7_mmc_of_data = { + .reg_offset = 0x100, + .controller_flags = OMAP_HSMMC_SWAKEUP_MISSING | + OMAP_HSMMC_REQUIRE_IODELAY, +}; + static const struct of_device_id omap_mmc_of_match[] = { { .compatible = "ti,omap2-hsmmc", @@ -2321,6 +2327,10 @@ static const struct of_device_id omap_mmc_of_match[] = { .compatible = "ti,am33xx-hsmmc", .data = &am33xx_mmc_of_data, }, + { + .compatible = "ti,dra7-hsmmc", + .data = &dra7_mmc_of_data, + }, {}, }; MODULE_DEVICE_TABLE(of, omap_mmc_of_match); diff --git a/include/linux/platform_data/hsmmc-omap.h b/include/linux/platform_data/hsmmc-omap.h index 67bded22eae4..8e771851e07a 100644 --- a/include/linux/platform_data/hsmmc-omap.h +++ b/include/linux/platform_data/hsmmc-omap.h @@ -27,6 +27,7 @@ #define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(0) #define OMAP_HSMMC_BROKEN_MULTIBLOCK_READ BIT(1) #define OMAP_HSMMC_SWAKEUP_MISSING BIT(2) +#define OMAP_HSMMC_REQUIRE_IODELAY BIT(3) struct omap_hsmmc_dev_attr { u8 flags; -- 2.11.0