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| author |   Shawn Guo <shawn.guo@linaro.org> | 2013-08-13 16:54:05 +0800 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2013-10-21 09:13:13 +0800 |
| commit | d8ce823fb34e6b50b1d9cb804c1067546eab9cee (patch) | |
| tree | 2a3cb5a82f4999eda4b8dc3e9e3f774f3820cd97 /arch | |
| parent | ARM: imx: add a common function to initialize revision from anatop (diff) | |
| download | wireguard-linux-d8ce823fb34e6b50b1d9cb804c1067546eab9cee.tar.xz wireguard-linux-d8ce823fb34e6b50b1d9cb804c1067546eab9cee.zip | |
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/imx6sl.dtsi | 4 | ||||
| -rw-r--r-- | arch/arm/mach-imx/anatop.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-imx/mach-imx6sl.c | 1 |
3 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi index c46651e4d966..177d9e791a01 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 b2d600f14937..4a40bbb46183 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 __init imx_init_revision_from_anatop(void) 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 21cde21daf9b..4ce9ae58ed0c 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_machine(void) static void __init imx6sl_init_irq(void) { + imx_init_revision_from_anatop(); imx_init_l2cache(); imx_src_init(); imx_gpc_init(); |