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| author | Vinh Nguyen Huu Tuong <vhtnguyen@apm.com> | 2012-07-02 22:52:30 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-01-10 15:08:37 +1100 |
| commit | c19d82486216b1c674208f76fed6b9eb4ee45ad3 (patch) | |
| tree | ddaa0f230e5be8b84e349c1aed873410e190c00a /arch/powerpc/boot | |
| parent | 0388c79c99ccb43f711af57d2e14fcd6a5f45a06 (diff) | |
| download | op-kernel-dev-c19d82486216b1c674208f76fed6b9eb4ee45ad3.zip op-kernel-dev-c19d82486216b1c674208f76fed6b9eb4ee45ad3.tar.gz | |
powerpc/44x: Support OCM(On Chip Memory) for APM821xx SoC and Bluestone board
This patch consists of:
- Add driver for OCM component
- Export OCM Information at /sys/kernel/debug/ppc4xx_ocm/info
Signed-off-by: Vinh Nguyen Huu Tuong <vhtnguyen@apm.com>
Acked-by: Josh Boyer <jwboyer@gmail.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/boot')
| -rw-r--r-- | arch/powerpc/boot/dts/bluestone.dts | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/boot/dts/bluestone.dts b/arch/powerpc/boot/dts/bluestone.dts index 9d4917a..7daaca3 100644 --- a/arch/powerpc/boot/dts/bluestone.dts +++ b/arch/powerpc/boot/dts/bluestone.dts @@ -107,6 +107,14 @@ interrupt-parent = <&UIC0>; }; + OCM: ocm@400040000 { + compatible = "ibm,ocm"; + status = "ok"; + cell-index = <1>; + /* configured in U-Boot */ + reg = <4 0x00040000 0x8000>; /* 32K */ + }; + SDR0: sdr { compatible = "ibm,sdr-apm821xx"; dcr-reg = <0x00e 0x002>; |
