ARM: imx: use imx_init_revision_from_anatop() on imx6sl
Add imx6sl support into imx_init_revision_from_anatop(), so that it can
be used to initialize cpu type and revision on imx6sl.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index c46651e..177d9e7 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -380,7 +380,9 @@
};
anatop: anatop@020c8000 {
- compatible = "fsl,imx6sl-anatop", "syscon", "simple-bus";
+ compatible = "fsl,imx6sl-anatop",
+ "fsl,imx6q-anatop",
+ "syscon", "simple-bus";
reg = <0x020c8000 0x1000>;
interrupts = <0 49 0x04 0 54 0x04 0 127 0x04>;
diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c
index b2d600f..4a40bbb4 100644
--- a/arch/arm/mach-imx/anatop.c
+++ b/arch/arm/mach-imx/anatop.c
@@ -27,6 +27,7 @@
#define ANADIG_USB1_CHRG_DETECT 0x1b0
#define ANADIG_USB2_CHRG_DETECT 0x210
#define ANADIG_DIGPROG 0x260
+#define ANADIG_DIGPROG_IMX6SL 0x280
#define BM_ANADIG_REG_2P5_ENABLE_WEAK_LINREG 0x40000
#define BM_ANADIG_REG_CORE_FET_ODRIVE 0x20000000
@@ -83,11 +84,14 @@
void __iomem *anatop_base;
unsigned int revision;
u32 digprog;
+ u16 offset = ANADIG_DIGPROG;
np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop");
anatop_base = of_iomap(np, 0);
WARN_ON(!anatop_base);
- digprog = readl_relaxed(anatop_base + ANADIG_DIGPROG);
+ if (of_device_is_compatible(np, "fsl,imx6sl-anatop"))
+ offset = ANADIG_DIGPROG_IMX6SL;
+ digprog = readl_relaxed(anatop_base + offset);
iounmap(anatop_base);
switch (digprog & 0xff) {
diff --git a/arch/arm/mach-imx/mach-imx6sl.c b/arch/arm/mach-imx/mach-imx6sl.c
index 21cde21d..4ce9ae5 100644
--- a/arch/arm/mach-imx/mach-imx6sl.c
+++ b/arch/arm/mach-imx/mach-imx6sl.c
@@ -45,6 +45,7 @@
static void __init imx6sl_init_irq(void)
{
+ imx_init_revision_from_anatop();
imx_init_l2cache();
imx_src_init();
imx_gpc_init();