Re: [PATCH 06/12] ARM: dts: dragonboard-600c: Add eMMC and SD card support

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On 29/03/16 15:38, Bjorn Andersson wrote:
On Wed 23 Mar 12:47 PDT 2016, Srinivas Kandagatla wrote:

This patch adds eMMC and SD card support with card detect and adding
required regulators.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
  .../arm/boot/dts/qcom-apq8064-dragonboard-600c.dts | 41 ++++++++++++++++++++++
  1 file changed, 41 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts b/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
index 0a0bcfe..a977314 100644
--- a/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
@@ -1,4 +1,5 @@
  #include "qcom-apq8064-v2.0.dtsi"
+#include <dt-bindings/gpio/gpio.h>

  / {
  	model = "Qualcomm Technologies, Inc. APQ8064 DragonBoard600c";
@@ -22,6 +23,16 @@
  	};

  	soc {
+		pinctrl@800000 {
+			card_detect: card_detect {
+				mux {
+					pins = "gpio26";
+					function = "gpio";
+					bias-disable;
+				};
+			};
+		};
+
  		rpm@108000 {
  			regulators {
  				vdd_l1_l2_l12_l18-supply = <&pm8921_s4>;
@@ -62,6 +73,18 @@
  					regulator-max-microvolt = <1300000>;
  					qcom,switch-mode-frequency = <3200000>;
  				 };
+
+				l5 {
+					regulator-min-microvolt = <2750000>;
+					regulator-max-microvolt = <3000000>;
+					bias-pull-down;
+				};
+
+				l6 {
+					regulator-min-microvolt = <2950000>;
+					regulator-max-microvolt = <2950000>;
+					bias-pull-down;
+				};

I would prefer if you folded these into the regulator patch.

OK, I will give it a go and see how it looks.


  			};
  		};

@@ -87,5 +110,23 @@
  				pinctrl-0 = <&gsbi7_uart_2pins>;
  			};
  		};
+
+		amba {
+			/* eMMC */
+			sdcc@12400000 {
+				status = "okay";
+				vmmc-supply = <&pm8921_l5>;
+				vqmmc-supply = <&pm8921_s4>;
+			};
+
+			/* External micro SD card */
+			sdcc@12180000 {
+				status = "okay";
+				vmmc-supply = <&pm8921_l6>;
+				pinctrl-names	= "default";
+				pinctrl-0	= <&card_detect>;
+				cd-gpios	= <&tlmm_pinmux 26 GPIO_ACTIVE_HIGH>;
+			};
+		};

Other than that,


Acked-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>


Thanks  for the Ack.
Regards,
Bjorn

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