dm: exynos: dts: Adjust device tree files for U-Boot
authorSimon Glass <sjg@chromium.org>
Tue, 21 Oct 2014 01:48:32 +0000 (19:48 -0600)
committerSimon Glass <sjg@chromium.org>
Wed, 22 Oct 2014 16:35:57 +0000 (10:35 -0600)
The pinctrl bindings used by Linux are an incomplete description of the
hardware. It is possible in most cases to determine the register address
of each, but not in all cases. By adding an additional property we can
fix this, and avoid adding a table to U-Boot for every single Exynos
SOC.

Signed-off-by: Simon Glass <sjg@chromium.org>
arch/arm/dts/exynos4210-pinctrl-uboot.dtsi [new file with mode: 0644]
arch/arm/dts/exynos4210.dtsi
arch/arm/dts/exynos4x12-pinctrl-uboot.dtsi [new file with mode: 0644]
arch/arm/dts/exynos4x12.dtsi
arch/arm/dts/exynos5250-pinctrl-uboot.dtsi [new file with mode: 0644]
arch/arm/dts/exynos5250.dtsi
arch/arm/dts/exynos54xx-pinctrl-uboot.dtsi [new file with mode: 0644]
arch/arm/dts/exynos54xx-pinctrl.dtsi
arch/arm/dts/exynos54xx.dtsi

diff --git a/arch/arm/dts/exynos4210-pinctrl-uboot.dtsi b/arch/arm/dts/exynos4210-pinctrl-uboot.dtsi
new file mode 100644 (file)
index 0000000..ee071c1
--- /dev/null
@@ -0,0 +1,27 @@
+/*
+ * U-Boot additions to enable a generic Exynos GPIO driver
+ *
+ * Copyright (c) 2014 Google, Inc
+ */
+
+/{
+       pinctrl_0: pinctrl@11400000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "samsung,exynos4210-pinctrl";
+       };
+
+       pinctrl_1: pinctrl@11000000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               gpy0: gpy0 {
+                       reg = <0xc00>;
+               };
+       };
+
+       pinctrl_2: pinctrl@03860000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+};
index 48ecd7a..634a5c1 100644 (file)
@@ -21,6 +21,7 @@
 
 #include "exynos4.dtsi"
 #include "exynos4210-pinctrl.dtsi"
 
 #include "exynos4.dtsi"
 #include "exynos4210-pinctrl.dtsi"
+#include "exynos4210-pinctrl-uboot.dtsi"
 
 / {
        compatible = "samsung,exynos4210";
 
 / {
        compatible = "samsung,exynos4210";
diff --git a/arch/arm/dts/exynos4x12-pinctrl-uboot.dtsi b/arch/arm/dts/exynos4x12-pinctrl-uboot.dtsi
new file mode 100644 (file)
index 0000000..c02796d
--- /dev/null
@@ -0,0 +1,46 @@
+/*
+ * U-Boot additions to enable a generic Exynos GPIO driver
+ *
+ * Copyright (c) 2014 Google, Inc
+ */
+
+/{
+       pinctrl_0: pinctrl@11400000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               gpf0: gpf0 {
+                       reg = <0xc180>;
+               };
+               gpj0: gpj0 {
+                       reg = <0x240>;
+               };
+       };
+
+       pinctrl_1: pinctrl@11000000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               gpk0: gpk0 {
+                       reg = <0x40>;
+               };
+               gpm0: gpm0 {
+                       reg = <0x260>;
+               };
+               gpy0: gpy0 {
+                       reg = <0x120>;
+               };
+               gpx0: gpx0 {
+                       reg = <0xc00>;
+               };
+       };
+
+       pinctrl_2: pinctrl@03860000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+       pinctrl_3: pinctrl@106E0000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+};
index 5bc8f31..5d58c6e 100644 (file)
@@ -19,6 +19,7 @@
 
 #include "exynos4.dtsi"
 #include "exynos4x12-pinctrl.dtsi"
 
 #include "exynos4.dtsi"
 #include "exynos4x12-pinctrl.dtsi"
+#include "exynos4x12-pinctrl-uboot.dtsi"
 
 / {
        aliases {
 
 / {
        aliases {
diff --git a/arch/arm/dts/exynos5250-pinctrl-uboot.dtsi b/arch/arm/dts/exynos5250-pinctrl-uboot.dtsi
new file mode 100644 (file)
index 0000000..7edb0ca
--- /dev/null
@@ -0,0 +1,40 @@
+/*
+ * U-Boot additions to enable a generic Exynos GPIO driver
+ *
+ * Copyright (c) 2014 Google, Inc
+ */
+
+/{
+       pinctrl_0: pinctrl@11400000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               gpc4: gpc4 {
+                       reg = <0x2e0>;
+               };
+               gpx0: gpx0 {
+                       reg = <0xc00>;
+               };
+       };
+
+       pinctrl_1: pinctrl@13400000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+       pinctrl_2: pinctrl@10d10000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               gpv2: gpv2 {
+                       reg = <0x060>;
+               };
+               gpv4: gpv4 {
+                       reg = <0xc0>;
+               };
+       };
+
+       pinctrl_3: pinctrl@03860000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+};
index 16581dd..ccbafe9 100644 (file)
@@ -7,6 +7,7 @@
 
 #include "exynos5.dtsi"
 #include "exynos5250-pinctrl.dtsi"
 
 #include "exynos5.dtsi"
 #include "exynos5250-pinctrl.dtsi"
+#include "exynos5250-pinctrl-uboot.dtsi"
 
 / {
        aliases {
 
 / {
        aliases {
diff --git a/arch/arm/dts/exynos54xx-pinctrl-uboot.dtsi b/arch/arm/dts/exynos54xx-pinctrl-uboot.dtsi
new file mode 100644 (file)
index 0000000..5a86211
--- /dev/null
@@ -0,0 +1,40 @@
+/*
+ * U-Boot additions to enable a generic Exynos GPIO driver
+ *
+ * Copyright (c) 2014 Google, Inc
+ */
+
+/{
+       /*
+        * Replicate the ordering of arch/arm/include/asm/arch-exynos/gpio.h
+        * TODO(sjg@chromium.org): This ordering ceases to matter once GPIO
+        * numbers are not needed in U-Boot for exynos.
+        */
+       pinctrl@14010000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+       pinctrl@13400000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               gpy7 {
+               };
+
+               gpx0 {
+                       reg = <0xc00>;
+               };
+       };
+       pinctrl@13410000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+       pinctrl@14000000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+       pinctrl@03860000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+};
index b3e63d1..775d956 100644 (file)
@@ -12,6 +12,8 @@
  * published by the Free Software Foundation.
 */
 
  * published by the Free Software Foundation.
 */
 
+#include "exynos54xx-pinctrl-uboot.dtsi"
+
 / {
        pinctrl@13400000 {
                gpy7: gpy7 {
 / {
        pinctrl@13400000 {
                gpy7: gpy7 {
index 887b034..916cf3a 100644 (file)
@@ -6,6 +6,7 @@
  */
 
 #include "exynos5.dtsi"
  */
 
 #include "exynos5.dtsi"
+#include "exynos54xx-pinctrl.dtsi"
 
 / {
        config {
 
 / {
        config {