* [PATCH 1/2] arm64: dts: ti: j721e-main: Add SDHCI nodes
2019-09-19 15:32 [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
@ 2019-09-19 15:32 ` Faiz Abbas
2019-09-19 15:32 ` [PATCH 2/2] arm64: dts: ti: j721e-common-proc-board: Add Support for eMMC and SD card Faiz Abbas
2019-10-09 9:57 ` [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
2 siblings, 0 replies; 5+ messages in thread
From: Faiz Abbas @ 2019-09-19 15:32 UTC (permalink / raw)
To: linux-kernel, devicetree, linux-arm-kernel
Cc: mark.rutland, robh+dt, nm, t-kristo
Add nodes for the 3 SDHCI instances present on TI's J721E device.
instance 0 supports HS400 (8 bit bus widht, DDR, 400 MBps)
while instances 1 and 2 support SDR104 (4 bit width, SDR, 100 MBps) as
their highest speed modes. Currently, only High speed (50 MHz clock) has
been enabled.
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
---
arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 50 +++++++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 199bc9a00b20..1650bbd10932 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -372,4 +372,54 @@
clocks = <&k3_clks 112 0>;
clock-names = "gpio";
};
+
+ main_sdhci0: sdhci@4f80000 {
+ compatible = "ti,j721e-sdhci-8bit";
+ reg = <0x0 0x4f80000 0x0 0x1000>, <0x0 0x4f88000 0x0 0x400>;
+ interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 91 TI_SCI_PD_EXCLUSIVE>;
+ clock-names = "clk_xin", "clk_ahb";
+ clocks = <&k3_clks 91 1>, <&k3_clks 91 0>;
+ assigned-clocks = <&k3_clks 91 1>;
+ assigned-clock-parents = <&k3_clks 91 2>;
+ bus-width = <8>;
+ mmc-hs400-1_8v;
+ mmc-ddr-1_8v;
+ ti,otap-del-sel = <0x2>;
+ ti,trm-icp = <0x8>;
+ ti,strobe-sel = <0x77>;
+ dma-coherent;
+ };
+
+ main_sdhci1: sdhci@4fb0000 {
+ compatible = "ti,j721e-sdhci-4bit";
+ reg = <0x0 0x04fb0000 0x0 0x1000>, <0x0 0x4fb8000 0x0 0x400>;
+ interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 92 TI_SCI_PD_EXCLUSIVE>;
+ clock-names = "clk_xin", "clk_ahb";
+ clocks = <&k3_clks 92 0>, <&k3_clks 92 5>;
+ assigned-clocks = <&k3_clks 92 0>;
+ assigned-clock-parents = <&k3_clks 92 1>;
+ ti,otap-del-sel = <0x2>;
+ ti,trm-icp = <0x8>;
+ ti,clkbuf-sel = <0x7>;
+ dma-coherent;
+ no-1-8-v;
+ };
+
+ main_sdhci2: sdhci@4f98000 {
+ compatible = "ti,j721e-sdhci-4bit";
+ reg = <0x0 0x4f98000 0x0 0x1000>, <0x0 0x4f90000 0x0 0x400>;
+ interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 93 TI_SCI_PD_EXCLUSIVE>;
+ clock-names = "clk_xin", "clk_ahb";
+ clocks = <&k3_clks 93 0>, <&k3_clks 93 5>;
+ assigned-clocks = <&k3_clks 93 0>;
+ assigned-clock-parents = <&k3_clks 93 1>;
+ ti,otap-del-sel = <0x2>;
+ ti,trm-icp = <0x8>;
+ ti,clkbuf-sel = <0x7>;
+ dma-coherent;
+ no-1-8-v;
+ };
};
--
2.19.2
^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 2/2] arm64: dts: ti: j721e-common-proc-board: Add Support for eMMC and SD card
2019-09-19 15:32 [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
2019-09-19 15:32 ` [PATCH 1/2] arm64: dts: ti: j721e-main: Add SDHCI nodes Faiz Abbas
@ 2019-09-19 15:32 ` Faiz Abbas
2019-10-09 9:57 ` [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
2 siblings, 0 replies; 5+ messages in thread
From: Faiz Abbas @ 2019-09-19 15:32 UTC (permalink / raw)
To: linux-kernel, devicetree, linux-arm-kernel
Cc: mark.rutland, robh+dt, nm, t-kristo
sdhci0 is connected to an eMMC and sdhci1 is connected to an SD card
slot. Add support for these nodes.
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
---
.../dts/ti/k3-j721e-common-proc-board.dts | 34 +++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
index d2894d55fbbe..3cfaa2c83ba6 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
@@ -41,6 +41,20 @@
J721E_IOPAD(0x0, PIN_INPUT, 7) /* (AC18) EXTINTn.GPIO0_0 */
>;
};
+
+ main_mmc1_pins_default: main_mmc1_pins_default {
+ pinctrl-single,pins = <
+ J721E_IOPAD(0x254, PIN_INPUT, 0) /* (R29) MMC1_CMD */
+ J721E_IOPAD(0x250, PIN_INPUT, 0) /* (P25) MMC1_CLK */
+ J721E_IOPAD(0x2ac, PIN_INPUT, 0) /* (P25) MMC1_CLKLB */
+ J721E_IOPAD(0x24c, PIN_INPUT, 0) /* (R24) MMC1_DAT0 */
+ J721E_IOPAD(0x248, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */
+ J721E_IOPAD(0x244, PIN_INPUT, 0) /* (R25) MMC1_DAT2 */
+ J721E_IOPAD(0x240, PIN_INPUT, 0) /* (R26) MMC1_DAT3 */
+ J721E_IOPAD(0x258, PIN_INPUT, 0) /* (P23) MMC1_SDCD */
+ J721E_IOPAD(0x25c, PIN_INPUT, 0) /* (R28) MMC1_SDWP */
+ >;
+ };
};
&wkup_pmx0 {
@@ -117,3 +131,23 @@
&wkup_gpio1 {
status = "disabled";
};
+
+&main_sdhci0 {
+ /* eMMC */
+ non-removable;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&main_sdhci1 {
+ /* SD/MMC */
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_mmc1_pins_default>;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&main_sdhci2 {
+ /* Unused */
+ status = "disabled";
+};
--
2.19.2
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH 0/2] Add Support for MMC/SD for J721e-base-board
2019-09-19 15:32 [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
2019-09-19 15:32 ` [PATCH 1/2] arm64: dts: ti: j721e-main: Add SDHCI nodes Faiz Abbas
2019-09-19 15:32 ` [PATCH 2/2] arm64: dts: ti: j721e-common-proc-board: Add Support for eMMC and SD card Faiz Abbas
@ 2019-10-09 9:57 ` Faiz Abbas
2019-10-18 12:22 ` Tero Kristo
2 siblings, 1 reply; 5+ messages in thread
From: Faiz Abbas @ 2019-10-09 9:57 UTC (permalink / raw)
To: linux-kernel, devicetree, linux-arm-kernel
Cc: mark.rutland, nm, robh+dt, t-kristo
Hi,
On 19/09/19 9:02 PM, Faiz Abbas wrote:
> The following are dts patches to add MMC/SD Support on TI's J721e base
> board.
>
> Patches depend on Lokesh's gpio patches[1] and device exclusivity patches[2].
>
> [1] https://patchwork.kernel.org/cover/11085643/
> [2] https://patchwork.kernel.org/cover/11051559/
>
> Faiz Abbas (2):
> arm64: dts: ti: j721e-main: Add SDHCI nodes
> arm64: dts: ti: j721e-common-proc-board: Add Support for eMMC and SD
> card
>
> .../dts/ti/k3-j721e-common-proc-board.dts | 34 +++++++++++++
> arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 50 +++++++++++++++++++
> 2 files changed, 84 insertions(+)
>
Gentle ping.
Thanks,
Faiz
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH 0/2] Add Support for MMC/SD for J721e-base-board
2019-10-09 9:57 ` [PATCH 0/2] Add Support for MMC/SD for J721e-base-board Faiz Abbas
@ 2019-10-18 12:22 ` Tero Kristo
0 siblings, 0 replies; 5+ messages in thread
From: Tero Kristo @ 2019-10-18 12:22 UTC (permalink / raw)
To: Faiz Abbas, linux-kernel, devicetree, linux-arm-kernel
Cc: mark.rutland, nm, robh+dt
On 09/10/2019 12:57, Faiz Abbas wrote:
> Hi,
>
> On 19/09/19 9:02 PM, Faiz Abbas wrote:
>> The following are dts patches to add MMC/SD Support on TI's J721e base
>> board.
>>
>> Patches depend on Lokesh's gpio patches[1] and device exclusivity patches[2].
>>
>> [1] https://patchwork.kernel.org/cover/11085643/
>> [2] https://patchwork.kernel.org/cover/11051559/
>>
>> Faiz Abbas (2):
>> arm64: dts: ti: j721e-main: Add SDHCI nodes
>> arm64: dts: ti: j721e-common-proc-board: Add Support for eMMC and SD
>> card
>>
>> .../dts/ti/k3-j721e-common-proc-board.dts | 34 +++++++++++++
>> arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 50 +++++++++++++++++++
>> 2 files changed, 84 insertions(+)
>>
>
> Gentle ping.
Queuing up towards 5.5, thanks.
-Tero
--
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
^ permalink raw reply [flat|nested] 5+ messages in thread