Archived
1
0
This repository has been archived on 2024-07-22. You can view files and clone it, but cannot push or open issues or pull requests.
archive/target/linux/ipq806x/patches-4.1/023-ARM-dts-ipq806x-Disable-i2c-device-on-gsbi4.patch
Felix Fietkau c07a4c5ce5 ipq806x: update bleeding-edge kernel from 4.0 to 4.1
Default kernel doesn't change and stays on 3.18 for now.

Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>

SVN-Revision: 46554
2015-08-04 23:09:38 +00:00

54 lines
1.4 KiB
Diff

--- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
+++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
@@ -46,15 +46,12 @@
serial@16340000 {
status = "ok";
};
-
- i2c4: i2c@16380000 {
- status = "ok";
-
- clock-frequency = <200000>;
-
- pinctrl-0 = <&i2c4_pins>;
- pinctrl-names = "default";
- };
+ /*
+ * The i2c device on gsbi4 should not be enabled.
+ * On ipq806x designs gsbi4 i2c is meant for exclusive
+ * RPM usage. Turning this on in kernel manifests as
+ * i2c failure for the RPM.
+ */
};
gsbi5: gsbi@1a200000 {
--- a/drivers/clk/qcom/gcc-ipq806x.c
+++ b/drivers/clk/qcom/gcc-ipq806x.c
@@ -807,7 +807,7 @@ static struct clk_rcg gsbi7_qup_src = {
.parent_names = gcc_pxo_pll8,
.num_parents = 2,
.ops = &clk_rcg_ops,
- .flags = CLK_SET_PARENT_GATE,
+ .flags = CLK_SET_PARENT_GATE | CLK_IGNORE_UNUSED,
},
},
};
@@ -823,7 +823,7 @@ static struct clk_branch gsbi7_qup_clk =
.parent_names = (const char *[]){ "gsbi7_qup_src" },
.num_parents = 1,
.ops = &clk_branch_ops,
- .flags = CLK_SET_RATE_PARENT,
+ .flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED,
},
},
};
@@ -871,7 +871,7 @@ static struct clk_branch gsbi4_h_clk = {
.hw.init = &(struct clk_init_data){
.name = "gsbi4_h_clk",
.ops = &clk_branch_ops,
- .flags = CLK_IS_ROOT,
+ .flags = CLK_IS_ROOT | CLK_IGNORE_UNUSED,
},
},
};