diff options
Diffstat (limited to 'target/linux/imx6/patches-3.12/0006-ARM-imx6q-clock-and-Kconfig-update-for-PCIe-support.patch')
| -rw-r--r-- | target/linux/imx6/patches-3.12/0006-ARM-imx6q-clock-and-Kconfig-update-for-PCIe-support.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target/linux/imx6/patches-3.12/0006-ARM-imx6q-clock-and-Kconfig-update-for-PCIe-support.patch b/target/linux/imx6/patches-3.12/0006-ARM-imx6q-clock-and-Kconfig-update-for-PCIe-support.patch new file mode 100644 index 0000000000..08e45dfaec --- /dev/null +++ b/target/linux/imx6/patches-3.12/0006-ARM-imx6q-clock-and-Kconfig-update-for-PCIe-support.patch @@ -0,0 +1,45 @@ +From 74b8031307c5d33d36742c26dd0921991bd5a255 Mon Sep 17 00:00:00 2001 +From: Sean Cross <xobs@kosagi.com> +Date: Thu, 26 Sep 2013 10:45:35 +0800 +Subject: [PATCH] ARM: imx6q: clock and Kconfig update for PCIe support + +Update imx6q clock initialization and Kconfig for PCIe support. + +Signed-off-by: Sean Cross <xobs@kosagi.com> +Signed-off-by: Shawn Guo <shawn.guo@linaro.org> +--- + arch/arm/mach-imx/Kconfig | 2 ++ + arch/arm/mach-imx/clk-imx6q.c | 4 ++++ + 2 files changed, 6 insertions(+) + +diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig +index e017915..270f786 100644 +--- a/arch/arm/mach-imx/Kconfig ++++ b/arch/arm/mach-imx/Kconfig +@@ -802,6 +802,8 @@ config SOC_IMX6Q + select HAVE_IMX_SRC + select HAVE_SMP + select MFD_SYSCON ++ select MIGHT_HAVE_PCI ++ select PCI_DOMAINS if PCI + select PINCTRL + select PINCTRL_IMX6Q + select PL310_ERRATA_588369 if CACHE_PL310 +diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c +index e8e5bad..07bc0d8 100644 +--- a/arch/arm/mach-imx/clk-imx6q.c ++++ b/arch/arm/mach-imx/clk-imx6q.c +@@ -623,6 +623,10 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) + if (ret) + pr_warn("failed to set up CLKO: %d\n", ret); + ++ /* All existing boards with PCIe use LVDS1 */ ++ if (IS_ENABLED(CONFIG_PCI_IMX6)) ++ clk_set_parent(clk[lvds1_sel], clk[sata_ref]); ++ + /* Set initial power mode */ + imx6q_set_lpm(WAIT_CLOCKED); + +-- +1.8.4.1 + |