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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-18 00:33:29 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-18 00:33:29 -0300
commit6ece15cc69504348ad484564d14968c542987053 (patch)
treecd6194a333518d78edd611023f2e255e4b66c8c9 /arch/arm
parent0a2bb03fe20f81dc4cac96d7fe0e4194ae6efffd (diff)
Linux-libre 4.1.6-gnu
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/imx35.dtsi8
-rw-r--r--arch/arm/boot/dts/k2e-clocks.dtsi5
-rw-r--r--arch/arm/boot/dts/k2hk-clocks.dtsi5
-rw-r--r--arch/arm/boot/dts/k2l-clocks.dtsi5
-rw-r--r--arch/arm/mach-omap2/omap_hwmod.c24
5 files changed, 26 insertions, 21 deletions
diff --git a/arch/arm/boot/dts/imx35.dtsi b/arch/arm/boot/dts/imx35.dtsi
index 466bcb704..d520390cf 100644
--- a/arch/arm/boot/dts/imx35.dtsi
+++ b/arch/arm/boot/dts/imx35.dtsi
@@ -286,8 +286,8 @@
can1: can@53fe4000 {
compatible = "fsl,imx35-flexcan", "fsl,p1010-flexcan";
reg = <0x53fe4000 0x1000>;
- clocks = <&clks 33>;
- clock-names = "ipg";
+ clocks = <&clks 33>, <&clks 33>;
+ clock-names = "ipg", "per";
interrupts = <43>;
status = "disabled";
};
@@ -295,8 +295,8 @@
can2: can@53fe8000 {
compatible = "fsl,imx35-flexcan", "fsl,p1010-flexcan";
reg = <0x53fe8000 0x1000>;
- clocks = <&clks 34>;
- clock-names = "ipg";
+ clocks = <&clks 34>, <&clks 34>;
+ clock-names = "ipg", "per";
interrupts = <44>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/k2e-clocks.dtsi b/arch/arm/boot/dts/k2e-clocks.dtsi
index 4773d6af6..d56d68fe7 100644
--- a/arch/arm/boot/dts/k2e-clocks.dtsi
+++ b/arch/arm/boot/dts/k2e-clocks.dtsi
@@ -13,9 +13,8 @@ clocks {
#clock-cells = <0>;
compatible = "ti,keystone,main-pll-clock";
clocks = <&refclksys>;
- reg = <0x02620350 4>, <0x02310110 4>;
- reg-names = "control", "multiplier";
- fixed-postdiv = <2>;
+ reg = <0x02620350 4>, <0x02310110 4>, <0x02310108 4>;
+ reg-names = "control", "multiplier", "post-divider";
};
papllclk: papllclk@2620358 {
diff --git a/arch/arm/boot/dts/k2hk-clocks.dtsi b/arch/arm/boot/dts/k2hk-clocks.dtsi
index d5adee3c0..af9b71905 100644
--- a/arch/arm/boot/dts/k2hk-clocks.dtsi
+++ b/arch/arm/boot/dts/k2hk-clocks.dtsi
@@ -22,9 +22,8 @@ clocks {
#clock-cells = <0>;
compatible = "ti,keystone,main-pll-clock";
clocks = <&refclksys>;
- reg = <0x02620350 4>, <0x02310110 4>;
- reg-names = "control", "multiplier";
- fixed-postdiv = <2>;
+ reg = <0x02620350 4>, <0x02310110 4>, <0x02310108 4>;
+ reg-names = "control", "multiplier", "post-divider";
};
papllclk: papllclk@2620358 {
diff --git a/arch/arm/boot/dts/k2l-clocks.dtsi b/arch/arm/boot/dts/k2l-clocks.dtsi
index eb1e3e29f..ef8464bb1 100644
--- a/arch/arm/boot/dts/k2l-clocks.dtsi
+++ b/arch/arm/boot/dts/k2l-clocks.dtsi
@@ -22,9 +22,8 @@ clocks {
#clock-cells = <0>;
compatible = "ti,keystone,main-pll-clock";
clocks = <&refclksys>;
- reg = <0x02620350 4>, <0x02310110 4>;
- reg-names = "control", "multiplier";
- fixed-postdiv = <2>;
+ reg = <0x02620350 4>, <0x02310110 4>, <0x02310108 4>;
+ reg-names = "control", "multiplier", "post-divider";
};
papllclk: papllclk@2620358 {
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 752969ff9..5286e7773 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -2373,6 +2373,9 @@ static int of_dev_hwmod_lookup(struct device_node *np,
* registers. This address is needed early so the OCP registers that
* are part of the device's address space can be ioremapped properly.
*
+ * If SYSC access is not needed, the registers will not be remapped
+ * and non-availability of MPU access is not treated as an error.
+ *
* Returns 0 on success, -EINVAL if an invalid hwmod is passed, and
* -ENXIO on absent or invalid register target address space.
*/
@@ -2387,6 +2390,11 @@ static int __init _init_mpu_rt_base(struct omap_hwmod *oh, void *data,
_save_mpu_port_index(oh);
+ /* if we don't need sysc access we don't need to ioremap */
+ if (!oh->class->sysc)
+ return 0;
+
+ /* we can't continue without MPU PORT if we need sysc access */
if (oh->_int_flags & _HWMOD_NO_MPU_PORT)
return -ENXIO;
@@ -2396,8 +2404,10 @@ static int __init _init_mpu_rt_base(struct omap_hwmod *oh, void *data,
oh->name);
/* Extract the IO space from device tree blob */
- if (!np)
+ if (!np) {
+ pr_err("omap_hwmod: %s: no dt node\n", oh->name);
return -ENXIO;
+ }
va_start = of_iomap(np, index + oh->mpu_rt_idx);
} else {
@@ -2456,13 +2466,11 @@ static int __init _init(struct omap_hwmod *oh, void *data)
oh->name, np->name);
}
- if (oh->class->sysc) {
- r = _init_mpu_rt_base(oh, NULL, index, np);
- if (r < 0) {
- WARN(1, "omap_hwmod: %s: doesn't have mpu register target base\n",
- oh->name);
- return 0;
- }
+ r = _init_mpu_rt_base(oh, NULL, index, np);
+ if (r < 0) {
+ WARN(1, "omap_hwmod: %s: doesn't have mpu register target base\n",
+ oh->name);
+ return 0;
}
r = _init_clocks(oh, NULL);