[PATCH 1/3] ARM: imx6: split out IPU QoS setup
Lucas Stach
l.stach at pengutronix.de
Thu Sep 15 04:10:21 PDT 2016
Split into separate function and only call it after the chip type
and revision is known.
Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
---
arch/arm/mach-imx/imx6.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-imx/imx6.c b/arch/arm/mach-imx/imx6.c
index ba8fb8964ac8..07d3f57d8dcc 100644
--- a/arch/arm/mach-imx/imx6.c
+++ b/arch/arm/mach-imx/imx6.c
@@ -31,10 +31,8 @@ void imx6_init_lowlevel(void)
{
void __iomem *aips1 = (void *)MX6_AIPS1_ON_BASE_ADDR;
void __iomem *aips2 = (void *)MX6_AIPS2_ON_BASE_ADDR;
- void __iomem *iomux = (void *)MX6_IOMUXC_BASE_ADDR;
bool is_imx6q = __imx6_cpu_type() == IMX6_CPUTYPE_IMX6Q;
bool is_imx6d = __imx6_cpu_type() == IMX6_CPUTYPE_IMX6D;
- uint32_t val;
/*
* Set all MPROTx to be non-bufferable, trusted for R/W,
@@ -94,6 +92,13 @@ void imx6_init_lowlevel(void)
MX6_ANATOP_BASE_ADDR + HW_ANADIG_PFD_528_CLR);
}
+}
+
+void imx6_setup_ipu_qos(void)
+{
+ void __iomem *iomux = (void *)MX6_IOMUXC_BASE_ADDR;
+ uint32_t val;
+
val = readl(iomux + IOMUXC_GPR4);
val |= IMX6Q_GPR4_VPU_WR_CACHE_SEL | IMX6Q_GPR4_VPU_RD_CACHE_SEL |
IMX6Q_GPR4_VPU_P_WR_CACHE_VAL | IMX6Q_GPR4_VPU_P_RD_CACHE_VAL_MASK |
@@ -186,6 +191,8 @@ int imx6_init(void)
imx_set_silicon_revision(cputypestr, mx6_silicon_revision);
+ imx6_setup_ipu_qos();
+
return 0;
}
--
2.8.1
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