All of lore.kernel.org
 help / color / mirror / Atom feed
From: Alexey Brodkin <Alexey.Brodkin@synopsys.com>
To: linux-snps-arc@lists.infradead.org
Cc: linux-kernel@vger.kernel.org,
	Vineet Gupta <Vineet.Gupta1@synopsys.com>,
	Alexey Brodkin <Alexey.Brodkin@synopsys.com>
Subject: [PATCH 2/3] arc: vdk: Add support of MMC controller
Date: Wed,  1 Feb 2017 19:42:52 +0300	[thread overview]
Message-ID: <1485967373-15273-3-git-send-email-abrodkin@synopsys.com> (raw)
In-Reply-To: <1485967373-15273-1-git-send-email-abrodkin@synopsys.com>

ARC VDK virtual platform emulates host MMC controller (DW Mobile Storage)
and moreover rootfs is situated on that virtual card.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
---
 arch/arc/boot/dts/vdk_axs10x_mb.dtsi    | 18 ++++++++++++++++++
 arch/arc/configs/vdk_hs38_smp_defconfig |  4 ++++
 2 files changed, 22 insertions(+)

diff --git a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
index 99498a4b4216..1953914b9f4f 100644
--- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
@@ -23,6 +23,12 @@
 				#clock-cells = <0>;
 			};
 
+			mmcclk: mmcclk {
+				compatible = "fixed-clock";
+				clock-frequency = <50000000>;
+				#clock-cells = <0>;
+			};
+
 			pguclk: pguclk {
 				#clock-cells = <0>;
 				compatible = "fixed-clock";
@@ -94,5 +100,17 @@
 			interrupts = <5>;
 			interrupt-names = "arc_ps2_irq";
 		};
+
+		mmc@0x15000 {
+			compatible = "snps,dw-mshc";
+			reg = <0x15000 0x400>;
+			num-slots = <1>;
+			fifo-depth = <1024>;
+			card-detect-delay = <200>;
+			clocks = <&apbclk>, <&mmcclk>;
+			clock-names = "biu", "ciu";
+			interrupts = <7>;
+			bus-width = <4>;
+		};
 	};
 };
diff --git a/arch/arc/configs/vdk_hs38_smp_defconfig b/arch/arc/configs/vdk_hs38_smp_defconfig
index f6361de41eec..e03413fbc784 100644
--- a/arch/arc/configs/vdk_hs38_smp_defconfig
+++ b/arch/arc/configs/vdk_hs38_smp_defconfig
@@ -77,6 +77,10 @@ CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PLATFORM=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_SERIAL=y
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
+CONFIG_MMC_DW=y
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_EXT3_FS=y
 CONFIG_MSDOS_FS=y
-- 
2.7.4

WARNING: multiple messages have this Message-ID (diff)
From: Alexey.Brodkin@synopsys.com (Alexey Brodkin)
To: linux-snps-arc@lists.infradead.org
Subject: [PATCH 2/3] arc: vdk: Add support of MMC controller
Date: Wed,  1 Feb 2017 19:42:52 +0300	[thread overview]
Message-ID: <1485967373-15273-3-git-send-email-abrodkin@synopsys.com> (raw)
In-Reply-To: <1485967373-15273-1-git-send-email-abrodkin@synopsys.com>

ARC VDK virtual platform emulates host MMC controller (DW Mobile Storage)
and moreover rootfs is situated on that virtual card.

Signed-off-by: Alexey Brodkin <abrodkin at synopsys.com>
---
 arch/arc/boot/dts/vdk_axs10x_mb.dtsi    | 18 ++++++++++++++++++
 arch/arc/configs/vdk_hs38_smp_defconfig |  4 ++++
 2 files changed, 22 insertions(+)

diff --git a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
index 99498a4b4216..1953914b9f4f 100644
--- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
@@ -23,6 +23,12 @@
 				#clock-cells = <0>;
 			};
 
+			mmcclk: mmcclk {
+				compatible = "fixed-clock";
+				clock-frequency = <50000000>;
+				#clock-cells = <0>;
+			};
+
 			pguclk: pguclk {
 				#clock-cells = <0>;
 				compatible = "fixed-clock";
@@ -94,5 +100,17 @@
 			interrupts = <5>;
 			interrupt-names = "arc_ps2_irq";
 		};
+
+		mmc at 0x15000 {
+			compatible = "snps,dw-mshc";
+			reg = <0x15000 0x400>;
+			num-slots = <1>;
+			fifo-depth = <1024>;
+			card-detect-delay = <200>;
+			clocks = <&apbclk>, <&mmcclk>;
+			clock-names = "biu", "ciu";
+			interrupts = <7>;
+			bus-width = <4>;
+		};
 	};
 };
diff --git a/arch/arc/configs/vdk_hs38_smp_defconfig b/arch/arc/configs/vdk_hs38_smp_defconfig
index f6361de41eec..e03413fbc784 100644
--- a/arch/arc/configs/vdk_hs38_smp_defconfig
+++ b/arch/arc/configs/vdk_hs38_smp_defconfig
@@ -77,6 +77,10 @@ CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PLATFORM=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_SERIAL=y
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
+CONFIG_MMC_DW=y
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_EXT3_FS=y
 CONFIG_MSDOS_FS=y
-- 
2.7.4

  parent reply	other threads:[~2017-02-01 16:43 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-01 16:42 [PATCH 0/3] Updates for ARC VDK platform Alexey Brodkin
2017-02-01 16:42 ` Alexey Brodkin
2017-02-01 16:42 ` [PATCH 1/3] arc: vdk: Disable halt on reset Alexey Brodkin
2017-02-01 16:42   ` Alexey Brodkin
2017-02-01 16:52   ` Vineet Gupta
2017-02-01 16:52     ` Vineet Gupta
2017-02-01 17:14     ` Alexey Brodkin
2017-02-01 17:14       ` Alexey Brodkin
2017-02-01 17:37       ` Vineet Gupta
2017-02-01 17:37         ` Vineet Gupta
2017-02-01 17:52         ` Alexey Brodkin
2017-02-01 17:52           ` Alexey Brodkin
2017-02-01 19:56           ` Vineet Gupta
2017-02-01 19:56             ` Vineet Gupta
2017-02-01 20:03             ` Alexey Brodkin
2017-02-01 20:03               ` Alexey Brodkin
2017-02-02 14:03             ` Ruud Derwig
2017-02-02 14:03               ` Ruud Derwig
2017-02-01 16:42 ` Alexey Brodkin [this message]
2017-02-01 16:42   ` [PATCH 2/3] arc: vdk: Add support of MMC controller Alexey Brodkin
2017-02-01 16:42 ` [PATCH 3/3] arc: vdk: Add support of UIO Alexey Brodkin
2017-02-01 16:42   ` Alexey Brodkin
2017-02-01 17:13 ` [PATCH 0/3] Updates for ARC VDK platform Vineet Gupta
2017-02-01 17:13   ` Vineet Gupta
2017-02-01 17:15   ` Alexey Brodkin
2017-02-01 17:15     ` Alexey Brodkin
2017-02-01 17:22     ` Vineet Gupta
2017-02-01 17:22       ` Vineet Gupta
2017-02-01 17:35       ` Alexey Brodkin
2017-02-01 17:35         ` Alexey Brodkin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1485967373-15273-3-git-send-email-abrodkin@synopsys.com \
    --to=alexey.brodkin@synopsys.com \
    --cc=Vineet.Gupta1@synopsys.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-snps-arc@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.